--- /dev/null
+/*
+ * character device wrapper for generic gpio layer
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA02111-1307USA
+ *
+ * Feedback, Bugs... blogic@openwrt.org
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/errno.h>
+#include <linux/init.h>
+#include <asm/uaccess.h>
+#include <asm/io.h>
+#include <asm/gpio.h>
+#include <asm/atomic.h>
+#include <linux/init.h>
+#include <linux/genhd.h>
+#include <linux/device.h>
+#include <linux/platform_device.h>
+#include <linux/gpio_dev.h>
+
+#define DRVNAME "gpiodev"
+#define DEVNAME "gpio"
+
+static int dev_major;
+static unsigned int gpio_access_mask;
+static struct class *gpiodev_class;
+
+/* Counter is 1, if the device is not opened and zero (or less) if opened. */
+static atomic_t gpio_open_cnt = ATOMIC_INIT(1);
+
+static int
+gpio_ioctl(struct inode * inode, struct file * file, unsigned int cmd, unsigned long arg)
+{
+ int retval = 0;
+
+ if (((1 << arg) & gpio_access_mask) != (1 << arg))
+ {
+ retval = -EINVAL;
+ goto out;
+ }
+
+ switch (cmd)
+ {
+ case GPIO_GET:
+ retval = gpio_get_value(arg);
+ break;
+
+ case GPIO_SET:
+ gpio_set_value(arg, 1);
+ break;
+
+ case GPIO_CLEAR:
+ gpio_set_value(arg, 0);
+ break;
+
+ case GPIO_DIR_IN:
+ gpio_direction_input(arg);
+ break;
+
+ case GPIO_DIR_OUT:
+ gpio_direction_output(arg, 0);
+ break;
+
+ default:
+ retval = -EINVAL;
+ break;
+ }
+
+out:
+ return retval;
+}
+
+static int
+gpio_open(struct inode *inode, struct file *file)
+{
+ int result = 0;
+ unsigned int dev_minor = MINOR(inode->i_rdev);
+
+ if (dev_minor != 0)
+ {
+ printk(KERN_ERR DRVNAME ": trying to access unknown minor device -> %d\n", dev_minor);
+ result = -ENODEV;
+ goto out;
+ }
+
+ /* FIXME: We should really allow multiple applications to open the device
+ * at the same time, as long as the apps access different IO pins.
+ * The generic gpio-registration functions can be used for that.
+ * Two new IOCTLs have to be introduced for that. Need to check userspace
+ * compatibility first. --mb */
+ if (!atomic_dec_and_test(&gpio_open_cnt)) {
+ atomic_inc(&gpio_open_cnt);
+ printk(KERN_ERR DRVNAME ": Device with minor ID %d already in use\n", dev_minor);
+ result = -EBUSY;
+ goto out;
+ }
+
+out:
+ return result;
+}
+
+static int
+gpio_close(struct inode * inode, struct file * file)
+{
+ smp_mb__before_atomic_inc();
+ atomic_inc(&gpio_open_cnt);
+
+ return 0;
+}
+
+struct file_operations gpio_fops = {
+ ioctl: gpio_ioctl,
+ open: gpio_open,
+ release: gpio_close
+};
+
+static int
+gpio_probe(struct platform_device *dev)
+{
+ int result = 0;
+
+ dev_major = register_chrdev(0, DEVNAME, &gpio_fops);
+ if (!dev_major)
+ {
+ printk(KERN_ERR DRVNAME ": Error whilst opening %s \n", DEVNAME);
+ result = -ENODEV;
+ goto out;
+ }
+
+ gpiodev_class = class_create(THIS_MODULE, DRVNAME);
+ class_device_create(gpiodev_class, NULL, MKDEV(dev_major, 0), NULL, DEVNAME);
+
+ printk(KERN_INFO DRVNAME ": gpio device registered with major %d\n", dev_major);
+
+ if (dev->num_resources != 1)
+ {
+ printk(KERN_ERR DRVNAME ": device may only have 1 resource\n");
+ result = -ENODEV;
+ goto out;
+ }
+
+ gpio_access_mask = dev->resource[0].start;
+
+ printk(KERN_INFO DRVNAME ": gpio platform device registered with access mask %08X\n", gpio_access_mask);
+out:
+ return result;
+}
+
+static int
+gpio_remove(struct platform_device *dev)
+{
+ unregister_chrdev(dev_major, DEVNAME);
+ return 0;
+}
+
+static struct
+platform_driver gpio_driver = {
+ .probe = gpio_probe,
+ .remove = gpio_remove,
+ .driver = {
+ .name = "GPIODEV",
+ .owner = THIS_MODULE,
+ },
+};
+
+static int __init
+gpio_mod_init(void)
+{
+ int ret = platform_driver_register(&gpio_driver);
+ if (ret)
+ printk(KERN_INFO DRVNAME ": Error registering platfom driver!");
+
+ return ret;
+}
+
+static void __exit
+gpio_mod_exit(void)
+{
+ platform_driver_unregister(&gpio_driver);
+}
+
+module_init (gpio_mod_init);
+module_exit (gpio_mod_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("John Crispin / OpenWrt");
+MODULE_DESCRIPTION("Character device for for generic gpio api");
--- /dev/null
+/*
+ * Driver for buttons on GPIO lines not capable of generating interrupts
+ *
+ * Copyright (C) 2007,2008 Gabor Juhos <juhosg at openwrt.org>
+ *
+ * This file was based on: /drivers/input/misc/cobalt_btns.c
+ * Copyright (C) 2007 Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>
+ *
+ * also was based on: /drivers/input/keyboard/gpio_keys.c
+ * Copyright 2005 Phil Blundell
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/init.h>
+
+#include <linux/input.h>
+#include <linux/input-polldev.h>
+#include <linux/ioport.h>
+#include <linux/platform_device.h>
+
+#include <linux/gpio_buttons.h>
+
+#include <asm/gpio.h>
+
+#define DRV_NAME "gpio-buttons"
+#define DRV_VERSION "0.1.1"
+#define PFX DRV_NAME ": "
+
+struct gpio_buttons_dev {
+ struct input_polled_dev *poll_dev;
+ struct gpio_buttons_platform_data *pdata;
+};
+
+static void gpio_buttons_poll(struct input_polled_dev *dev)
+{
+ struct gpio_buttons_dev *bdev = dev->private;
+ struct gpio_buttons_platform_data *pdata = bdev->pdata;
+ struct input_dev *input = dev->input;
+ int i;
+
+ for (i = 0; i < bdev->pdata->nbuttons; i++) {
+ struct gpio_button *button = &pdata->buttons[i];
+ unsigned int type = button->type ?: EV_KEY;
+ int state;
+
+ state = gpio_get_value(button->gpio) ? 1 : 0;
+ state ^= button->active_low;
+
+ if (state) {
+ button->count++;
+ } else {
+ if (button->count >= button->threshold) {
+ input_event(input, type, button->code, 1);
+ input_sync(input);
+ }
+ button->count = 0;
+ }
+
+ if (button->count == button->threshold) {
+ input_event(input, type, button->code, 0);
+ input_sync(input);
+ }
+ }
+}
+
+static int __devinit gpio_buttons_probe(struct platform_device *pdev)
+{
+ struct gpio_buttons_platform_data *pdata = pdev->dev.platform_data;
+ struct gpio_buttons_dev *bdev;
+ struct input_polled_dev *poll_dev;
+ struct input_dev *input;
+ int error, i;
+
+
+ if (!pdata)
+ return -ENXIO;
+
+ bdev = kzalloc(sizeof(*bdev), GFP_KERNEL);
+ if (!bdev) {
+ printk(KERN_ERR DRV_NAME "no memory for device\n");
+ return -ENOMEM;
+ }
+
+ poll_dev = input_allocate_polled_device();
+ if (!poll_dev) {
+ printk(KERN_ERR DRV_NAME "no memory for polled device\n");
+ error = -ENOMEM;
+ goto err_free_bdev;
+ }
+
+ poll_dev->private = bdev;
+ poll_dev->poll = gpio_buttons_poll;
+ poll_dev->poll_interval = pdata->poll_interval;
+
+ input = poll_dev->input;
+
+ input->evbit[0] = BIT(EV_KEY);
+ input->name = pdev->name;
+ input->phys = "gpio-buttons/input0";
+ input->dev.parent = &pdev->dev;
+
+ input->id.bustype = BUS_HOST;
+ input->id.vendor = 0x0001;
+ input->id.product = 0x0001;
+ input->id.version = 0x0100;
+
+ for (i = 0; i < pdata->nbuttons; i++) {
+ struct gpio_button *button = &pdata->buttons[i];
+ unsigned int gpio = button->gpio;
+ unsigned int type = button->type ?: EV_KEY;
+
+ error = gpio_request(gpio, button->desc ?
+ button->desc : DRV_NAME);
+ if (error) {
+ printk(KERN_ERR PFX "unable to claim gpio %u, "
+ "error %d\n", gpio, error);
+ goto err_free_gpio;
+ }
+
+ error = gpio_direction_input(gpio);
+ if (error) {
+ printk(KERN_ERR PFX "unable to set direction on "
+ "gpio %u, error %d\n", gpio, error);
+ goto err_free_gpio;
+ }
+
+ input_set_capability(input, type, button->code);
+ button->count = 0;
+ }
+
+ bdev->poll_dev = poll_dev;
+ bdev->pdata = pdata;
+ platform_set_drvdata(pdev, bdev);
+
+ error = input_register_polled_device(poll_dev);
+ if (error) {
+ printk(KERN_ERR PFX "unable to register polled device, "
+ "error %d\n", error);
+ goto err_free_gpio;
+ }
+
+ return 0;
+
+err_free_gpio:
+ for (i = i - 1; i >= 0; i--)
+ gpio_free(pdata->buttons[i].gpio);
+
+ input_free_polled_device(poll_dev);
+
+err_free_bdev:
+ kfree(bdev);
+
+ platform_set_drvdata(pdev, NULL);
+ return error;
+}
+
+static int __devexit gpio_buttons_remove(struct platform_device *pdev)
+{
+ struct gpio_buttons_dev *bdev = platform_get_drvdata(pdev);
+ struct gpio_buttons_platform_data *pdata = bdev->pdata;
+ int i;
+
+ input_unregister_polled_device(bdev->poll_dev);
+
+ for (i = 0; i < pdata->nbuttons; i++)
+ gpio_free(pdata->buttons[i].gpio);
+
+ input_free_polled_device(bdev->poll_dev);
+
+ kfree(bdev);
+ platform_set_drvdata(pdev, NULL);
+
+ return 0;
+}
+
+static struct platform_driver gpio_buttons_driver = {
+ .probe = gpio_buttons_probe,
+ .remove = __devexit_p(gpio_buttons_remove),
+ .driver = {
+ .name = DRV_NAME,
+ .owner = THIS_MODULE,
+ },
+};
+
+static int __init gpio_buttons_init(void)
+{
+ printk(KERN_INFO DRV_NAME " driver version " DRV_VERSION "\n");
+ return platform_driver_register(&gpio_buttons_driver);
+}
+
+static void __exit gpio_buttons_exit(void)
+{
+ platform_driver_unregister(&gpio_buttons_driver);
+}
+
+module_init(gpio_buttons_init);
+module_exit(gpio_buttons_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Gabor Juhos <juhosg at openwrt.org>");
+MODULE_VERSION(DRV_VERSION);
+MODULE_DESCRIPTION("Polled buttons driver for CPU GPIOs");
+
--- /dev/null
+/*
+ * LEDs driver for PCEngines ALIX 2/3 series
+ *
+ * Copyright (C) 2007 Petr Liebman
+ *
+ * Based on leds-wrap.c
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/leds.h>
+#include <linux/err.h>
+#include <asm/io.h>
+
+#define DRVNAME "alix-led"
+
+#define ALIX_LED1_PORT (0x6100)
+#define ALIX_LED1_ON (1<<22)
+#define ALIX_LED1_OFF (1<<6)
+
+#define ALIX_LED2_PORT (0x6180)
+#define ALIX_LED2_ON (1<<25)
+#define ALIX_LED2_OFF (1<<9)
+
+#define ALIX_LED3_PORT (0x6180)
+#define ALIX_LED3_ON (1<<27)
+#define ALIX_LED3_OFF (1<<11)
+
+
+static struct platform_device *pdev;
+
+static void alix_led_set_1(struct led_classdev *led_cdev,
+ enum led_brightness value)
+{
+ if (value)
+ outl(ALIX_LED1_ON, ALIX_LED1_PORT);
+ else
+ outl(ALIX_LED1_OFF, ALIX_LED1_PORT);
+}
+
+static void alix_led_set_2(struct led_classdev *led_cdev,
+ enum led_brightness value)
+{
+ if (value)
+ outl(ALIX_LED2_ON, ALIX_LED2_PORT);
+ else
+ outl(ALIX_LED2_OFF, ALIX_LED2_PORT);
+}
+
+static void alix_led_set_3(struct led_classdev *led_cdev,
+ enum led_brightness value)
+{
+ if (value)
+ outl(ALIX_LED3_ON, ALIX_LED3_PORT);
+ else
+ outl(ALIX_LED3_OFF, ALIX_LED3_PORT);
+}
+
+static struct led_classdev alix_led_1 = {
+ .name = "alix:1",
+ .brightness_set = alix_led_set_1,
+};
+
+static struct led_classdev alix_led_2 = {
+ .name = "alix:2",
+ .brightness_set = alix_led_set_2,
+};
+
+static struct led_classdev alix_led_3 = {
+ .name = "alix:3",
+ .brightness_set = alix_led_set_3,
+};
+
+
+#ifdef CONFIG_PM
+static int alix_led_suspend(struct platform_device *dev,
+ pm_message_t state)
+{
+ led_classdev_suspend(&alix_led_1);
+ led_classdev_suspend(&alix_led_2);
+ led_classdev_suspend(&alix_led_3);
+ return 0;
+}
+
+static int alix_led_resume(struct platform_device *dev)
+{
+ led_classdev_resume(&alix_led_1);
+ led_classdev_resume(&alix_led_2);
+ led_classdev_resume(&alix_led_3);
+ return 0;
+}
+#else
+#define alix_led_suspend NULL
+#define alix_led_resume NULL
+#endif
+
+static int alix_led_probe(struct platform_device *pdev)
+{
+ int ret;
+
+ ret = led_classdev_register(&pdev->dev, &alix_led_1);
+ if (ret >= 0)
+ {
+ ret = led_classdev_register(&pdev->dev, &alix_led_2);
+ if (ret >= 0)
+ {
+ ret = led_classdev_register(&pdev->dev, &alix_led_3);
+ if (ret < 0)
+ led_classdev_unregister(&alix_led_2);
+ }
+ if (ret < 0)
+ led_classdev_unregister(&alix_led_1);
+ }
+ return ret;
+}
+
+static int alix_led_remove(struct platform_device *pdev)
+{
+ led_classdev_unregister(&alix_led_1);
+ led_classdev_unregister(&alix_led_2);
+ led_classdev_unregister(&alix_led_3);
+ return 0;
+}
+
+static struct platform_driver alix_led_driver = {
+ .probe = alix_led_probe,
+ .remove = alix_led_remove,
+ .suspend = alix_led_suspend,
+ .resume = alix_led_resume,
+ .driver = {
+ .name = DRVNAME,
+ .owner = THIS_MODULE,
+ },
+};
+
+static int __init alix_led_init(void)
+{
+ int ret;
+
+ ret = platform_driver_register(&alix_led_driver);
+ if (ret < 0)
+ goto out;
+
+ pdev = platform_device_register_simple(DRVNAME, -1, NULL, 0);
+ if (IS_ERR(pdev)) {
+ ret = PTR_ERR(pdev);
+ platform_driver_unregister(&alix_led_driver);
+ goto out;
+ }
+
+out:
+ return ret;
+}
+
+static void __exit alix_led_exit(void)
+{
+ platform_device_unregister(pdev);
+ platform_driver_unregister(&alix_led_driver);
+}
+
+module_init(alix_led_init);
+module_exit(alix_led_exit);
+
+MODULE_AUTHOR("Petr Liebman");
+MODULE_DESCRIPTION("PCEngines ALIX LED driver");
+MODULE_LICENSE("GPL");
+
--- /dev/null
+/*
+ * LED Kernel Default ON Trigger
+ *
+ * Copyright 2008 Nick Forbes <nick.forbes@incepta.com>
+ *
+ * Based on Richard Purdie's ledtrig-timer.c.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/leds.h>
+#include "leds.h"
+
+static void defon_trig_activate(struct led_classdev *led_cdev)
+{
+ led_set_brightness(led_cdev, LED_FULL);
+}
+
+static struct led_trigger defon_led_trigger = {
+ .name = "default-on",
+ .activate = defon_trig_activate,
+};
+
+static int __init defon_trig_init(void)
+{
+ return led_trigger_register(&defon_led_trigger);
+}
+
+static void __exit defon_trig_exit(void)
+{
+ led_trigger_unregister(&defon_led_trigger);
+}
+
+module_init(defon_trig_init);
+module_exit(defon_trig_exit);
+
+MODULE_AUTHOR("Nick Forbes <nick.forbes@incepta.com>");
+MODULE_DESCRIPTION("Default-ON LED trigger");
+MODULE_LICENSE("GPL");
--- /dev/null
+/*
+ * LED Morse Trigger
+ *
+ * Copyright (C) 2007 Gabor Juhos <juhosg at openwrt.org>
+ *
+ * This file was based on: drivers/led/ledtrig-timer.c
+ * Copyright 2005-2006 Openedhand Ltd.
+ * Author: Richard Purdie <rpurdie@openedhand.com>
+ *
+ * also based on the patch '[PATCH] 2.5.59 morse code panics' posted
+ * in the LKML by Tomas Szepe at Thu, 30 Jan 2003
+ * Copyright (C) 2002 Andrew Rodland <arodland@noln.com>
+ * Copyright (C) 2003 Tomas Szepe <szepe@pinerecords.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/version.h>
+#include <linux/module.h>
+#include <linux/jiffies.h>
+#include <linux/init.h>
+#include <linux/list.h>
+#include <linux/spinlock.h>
+#include <linux/device.h>
+#include <linux/sysdev.h>
+#include <linux/timer.h>
+#include <linux/ctype.h>
+#include <linux/leds.h>
+
+#include "leds.h"
+
+#define MORSE_DELAY_BASE (HZ/2)
+
+#define MORSE_STATE_BLINK_START 0
+#define MORSE_STATE_BLINK_STOP 1
+
+#define MORSE_DIT_LEN 1
+#define MORSE_DAH_LEN 3
+#define MORSE_SPACE_LEN 7
+
+struct morse_trig_data {
+ unsigned long delay;
+ char *msg;
+
+ unsigned char morse;
+ unsigned char state;
+ char *msgpos;
+ struct timer_list timer;
+};
+
+const unsigned char morsetable[] = {
+ 0122, 0, 0310, 0, 0, 0163, /* "#$%&' */
+ 055, 0155, 0, 0, 0163, 0141, 0152, 0051, /* ()*+,-./ */
+ 077, 076, 074, 070, 060, 040, 041, 043, 047, 057, /* 0-9 */
+ 0107, 0125, 0, 0061, 0, 0114, 0, /* :;<=>?@ */
+ 006, 021, 025, 011, 002, 024, 013, 020, 004, /* A-I */
+ 036, 015, 022, 007, 005, 017, 026, 033, 012, /* J-R */
+ 010, 003, 014, 030, 016, 031, 035, 023, /* S-Z */
+ 0, 0, 0, 0, 0154 /* [\]^_ */
+};
+
+static inline unsigned char tomorse(char c) {
+ if (c >= 'a' && c <= 'z')
+ c = c - 'a' + 'A';
+ if (c >= '"' && c <= '_') {
+ return morsetable[c - '"'];
+ } else
+ return 0;
+}
+
+static inline unsigned long dit_len(struct morse_trig_data *morse_data)
+{
+ return MORSE_DIT_LEN*morse_data->delay;
+}
+
+static inline unsigned long dah_len(struct morse_trig_data *morse_data)
+{
+ return MORSE_DAH_LEN*morse_data->delay;
+}
+
+static inline unsigned long space_len(struct morse_trig_data *morse_data)
+{
+ return MORSE_SPACE_LEN*morse_data->delay;
+}
+
+static void morse_timer_function(unsigned long data)
+{
+ struct led_classdev *led_cdev = (struct led_classdev *)data;
+ struct morse_trig_data *morse_data = led_cdev->trigger_data;
+ unsigned long brightness = LED_OFF;
+ unsigned long delay = 0;
+
+ if (!morse_data->msg)
+ goto set_led;
+
+ switch (morse_data->state) {
+ case MORSE_STATE_BLINK_START:
+ /* Starting a new blink. We have a valid code in morse. */
+ delay = (morse_data->morse & 001) ? dah_len(morse_data):
+ dit_len(morse_data);
+ brightness = LED_FULL;
+ morse_data->state = MORSE_STATE_BLINK_STOP;
+ morse_data->morse >>= 1;
+ break;
+ case MORSE_STATE_BLINK_STOP:
+ /* Coming off of a blink. */
+ morse_data->state = MORSE_STATE_BLINK_START;
+
+ if (morse_data->morse > 1) {
+ /* Not done yet, just a one-dit pause. */
+ delay = dit_len(morse_data);
+ break;
+ }
+
+ /* Get a new char, figure out how much space. */
+ /* First time through */
+ if (!morse_data->msgpos)
+ morse_data->msgpos = (char *)morse_data->msg;
+
+ if (!*morse_data->msgpos) {
+ /* Repeating */
+ morse_data->msgpos = (char *)morse_data->msg;
+ delay = space_len(morse_data);
+ } else {
+ /* Inter-letter space */
+ delay = dah_len(morse_data);
+ }
+
+ if (!(morse_data->morse = tomorse(*morse_data->msgpos))) {
+ delay = space_len(morse_data);
+ /* And get us back here */
+ morse_data->state = MORSE_STATE_BLINK_STOP;
+ }
+ morse_data->msgpos++;
+ break;
+ }
+
+ mod_timer(&morse_data->timer, jiffies + msecs_to_jiffies(delay));
+
+set_led:
+ led_set_brightness(led_cdev, brightness);
+}
+
+static ssize_t _morse_delay_show(struct led_classdev *led_cdev, char *buf)
+{
+ struct morse_trig_data *morse_data = led_cdev->trigger_data;
+
+ sprintf(buf, "%lu\n", morse_data->delay);
+
+ return strlen(buf) + 1;
+}
+
+static ssize_t _morse_delay_store(struct led_classdev *led_cdev,
+ const char *buf, size_t size)
+{
+ struct morse_trig_data *morse_data = led_cdev->trigger_data;
+ char *after;
+ unsigned long state = simple_strtoul(buf, &after, 10);
+ size_t count = after - buf;
+ int ret = -EINVAL;
+
+ if (*after && isspace(*after))
+ count++;
+
+ if (count == size) {
+ morse_data->delay = state;
+ mod_timer(&morse_data->timer, jiffies + 1);
+ ret = count;
+ }
+
+ return ret;
+}
+
+static ssize_t _morse_msg_show(struct led_classdev *led_cdev, char *buf)
+{
+ struct morse_trig_data *morse_data = led_cdev->trigger_data;
+
+ if (!morse_data->msg)
+ sprintf(buf, "<none>\n");
+ else
+ sprintf(buf, "%s\n", morse_data->msg);
+
+ return strlen(buf) + 1;
+}
+
+static ssize_t _morse_msg_store(struct led_classdev *led_cdev,
+ const char *buf, size_t size)
+{
+ struct morse_trig_data *morse_data = led_cdev->trigger_data;
+ char *m;
+
+ m = kmalloc(size, GFP_KERNEL);
+ if (!m)
+ return -ENOMEM;
+
+ memcpy(m,buf,size);
+ m[size]='\0';
+
+ if (morse_data->msg)
+ kfree(morse_data->msg);
+
+ morse_data->msg = m;
+ morse_data->msgpos = NULL;
+ morse_data->state = MORSE_STATE_BLINK_STOP;
+
+ mod_timer(&morse_data->timer, jiffies + 1);
+
+ return size;
+}
+
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,23)
+static ssize_t morse_delay_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct led_classdev *led_cdev = dev_get_drvdata(dev);
+
+ return _morse_delay_show(led_cdev, buf);
+}
+
+static ssize_t morse_delay_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t size)
+{
+ struct led_classdev *led_cdev = dev_get_drvdata(dev);
+
+ return _morse_delay_store(led_cdev, buf, size);
+}
+
+static ssize_t morse_msg_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct led_classdev *led_cdev = dev_get_drvdata(dev);
+
+ return _morse_msg_show(led_cdev, buf);
+}
+
+static ssize_t morse_msg_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t size)
+{
+ struct led_classdev *led_cdev = dev_get_drvdata(dev);
+
+ return _morse_msg_store(led_cdev, buf, size);
+}
+
+static DEVICE_ATTR(delay, 0644, morse_delay_show, morse_delay_store);
+static DEVICE_ATTR(message, 0644, morse_msg_show, morse_msg_store);
+
+#define led_device_create_file(leddev, attr) \
+ device_create_file(leddev->dev, &dev_attr_ ## attr)
+#define led_device_remove_file(leddev, attr) \
+ device_remove_file(leddev->dev, &dev_attr_ ## attr)
+
+#else
+static ssize_t morse_delay_show(struct class_device *dev, char *buf)
+{
+ struct led_classdev *led_cdev = class_get_devdata(dev);
+
+ return _morse_delay_show(led_cdev, buf);
+}
+
+static ssize_t morse_delay_store(struct class_device *dev, const char *buf,
+ size_t size)
+{
+ struct led_classdev *led_cdev = class_get_devdata(dev);
+
+ return _morse_delay_store(led_cdev, buf, size);
+}
+
+static ssize_t morse_msg_show(struct class_device *dev, char *buf)
+{
+ struct led_classdev *led_cdev = class_get_devdata(dev);
+
+ return _morse_msg_show(led_cdev, buf);
+}
+
+static ssize_t morse_msg_store(struct class_device *dev, const char *buf,
+ size_t size)
+{
+ struct led_classdev *led_cdev = class_get_devdata(dev);
+
+ return _morse_msg_store(led_cdev, buf, size);
+}
+
+static CLASS_DEVICE_ATTR(delay, 0644, morse_delay_show, morse_delay_store);
+static CLASS_DEVICE_ATTR(message, 0644, morse_msg_show, morse_msg_store);
+
+#define led_device_create_file(leddev, attr) \
+ class_device_create_file(leddev->class_dev, &class_device_attr_ ## attr)
+#define led_device_remove_file(leddev, attr) \
+ class_device_remove_file(leddev->class_dev, &class_device_attr_ ## attr)
+
+#endif
+
+static void morse_trig_activate(struct led_classdev *led_cdev)
+{
+ struct morse_trig_data *morse_data;
+ int rc;
+
+ morse_data = kzalloc(sizeof(*morse_data), GFP_KERNEL);
+ if (!morse_data)
+ return;
+
+ morse_data->delay = MORSE_DELAY_BASE;
+ init_timer(&morse_data->timer);
+ morse_data->timer.function = morse_timer_function;
+ morse_data->timer.data = (unsigned long)led_cdev;
+
+ rc = led_device_create_file(led_cdev, delay);
+ if (rc) goto err;
+
+ rc = led_device_create_file(led_cdev, message);
+ if (rc) goto err_delay;
+
+ led_cdev->trigger_data = morse_data;
+
+ return;
+
+err_delay:
+ led_device_remove_file(led_cdev, delay);
+err:
+ kfree(morse_data);
+}
+
+static void morse_trig_deactivate(struct led_classdev *led_cdev)
+{
+ struct morse_trig_data *morse_data = led_cdev->trigger_data;
+
+ if (!morse_data)
+ return;
+
+ led_device_remove_file(led_cdev, message);
+ led_device_remove_file(led_cdev, delay);
+
+ del_timer_sync(&morse_data->timer);
+ if (morse_data->msg)
+ kfree(morse_data->msg);
+
+ kfree(morse_data);
+}
+
+static struct led_trigger morse_led_trigger = {
+ .name = "morse",
+ .activate = morse_trig_activate,
+ .deactivate = morse_trig_deactivate,
+};
+
+static int __init morse_trig_init(void)
+{
+ return led_trigger_register(&morse_led_trigger);
+}
+
+static void __exit morse_trig_exit(void)
+{
+ led_trigger_unregister(&morse_led_trigger);
+}
+
+module_init(morse_trig_init);
+module_exit(morse_trig_exit);
+
+MODULE_AUTHOR("Gabor Juhos <juhosg at openwrt.org>");
+MODULE_DESCRIPTION("Morse LED trigger");
+MODULE_LICENSE("GPL");
--- /dev/null
+/*
+ * LED Kernel Netdev Trigger
+ *
+ * Toggles the LED to reflect the link and traffic state of a named net device
+ *
+ * Copyright 2007 Oliver Jowett <oliver@opencloud.com>
+ *
+ * Derived from ledtrig-timer.c which is:
+ * Copyright 2005-2006 Openedhand Ltd.
+ * Author: Richard Purdie <rpurdie@openedhand.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/jiffies.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/list.h>
+#include <linux/spinlock.h>
+#include <linux/device.h>
+#include <linux/sysdev.h>
+#include <linux/netdevice.h>
+#include <linux/timer.h>
+#include <linux/ctype.h>
+#include <linux/leds.h>
+#include <linux/version.h>
+
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,26)
+#include <net/net_namespace.h>
+#endif
+
+#include "leds.h"
+
+/*
+ * Configurable sysfs attributes:
+ *
+ * device_name - network device name to monitor
+ *
+ * interval - duration of LED blink, in milliseconds
+ *
+ * mode - either "none" (LED is off) or a space separated list of one or more of:
+ * link: LED's normal state reflects whether the link is up (has carrier) or not
+ * tx: LED blinks on transmitted data
+ * rx: LED blinks on receive data
+ *
+ * Some suggestions:
+ *
+ * Simple link status LED:
+ * $ echo netdev >someled/trigger
+ * $ echo eth0 >someled/device_name
+ * $ echo link >someled/mode
+ *
+ * Ethernet-style link/activity LED:
+ * $ echo netdev >someled/trigger
+ * $ echo eth0 >someled/device_name
+ * $ echo "link tx rx" >someled/mode
+ *
+ * Modem-style tx/rx LEDs:
+ * $ echo netdev >led1/trigger
+ * $ echo ppp0 >led1/device_name
+ * $ echo tx >led1/mode
+ * $ echo netdev >led2/trigger
+ * $ echo ppp0 >led2/device_name
+ * $ echo rx >led2/mode
+ *
+ */
+
+#define MODE_LINK 1
+#define MODE_TX 2
+#define MODE_RX 4
+
+struct led_netdev_data {
+ rwlock_t lock;
+
+ struct timer_list timer;
+ struct notifier_block notifier;
+
+ struct led_classdev *led_cdev;
+ struct net_device *net_dev;
+
+ char device_name[IFNAMSIZ];
+ unsigned interval;
+ unsigned mode;
+ unsigned link_up;
+ unsigned last_activity;
+};
+
+static void set_baseline_state(struct led_netdev_data *trigger_data)
+{
+ if ((trigger_data->mode & MODE_LINK) != 0 && trigger_data->link_up)
+ led_set_brightness(trigger_data->led_cdev, LED_FULL);
+ else
+ led_set_brightness(trigger_data->led_cdev, LED_OFF);
+
+ if ((trigger_data->mode & (MODE_TX | MODE_RX)) != 0 && trigger_data->link_up)
+ mod_timer(&trigger_data->timer, jiffies + trigger_data->interval);
+ else
+ del_timer(&trigger_data->timer);
+}
+
+static ssize_t led_device_name_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct led_classdev *led_cdev = dev_get_drvdata(dev);
+ struct led_netdev_data *trigger_data = led_cdev->trigger_data;
+
+ read_lock(&trigger_data->lock);
+ sprintf(buf, "%s\n", trigger_data->device_name);
+ read_unlock(&trigger_data->lock);
+
+ return strlen(buf) + 1;
+}
+
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,21)
+extern struct net init_net;
+#endif
+
+static ssize_t led_device_name_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t size)
+{
+ struct led_classdev *led_cdev = dev_get_drvdata(dev);
+ struct led_netdev_data *trigger_data = led_cdev->trigger_data;
+
+ if (size < 0 || size >= IFNAMSIZ)
+ return -EINVAL;
+
+ write_lock(&trigger_data->lock);
+
+ strcpy(trigger_data->device_name, buf);
+ if (size > 0 && trigger_data->device_name[size-1] == '\n')
+ trigger_data->device_name[size-1] = 0;
+
+ if (trigger_data->device_name[0] != 0) {
+ /* check for existing device to update from */
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,26)
+ trigger_data->net_dev = dev_get_by_name(&init_net, trigger_data->device_name);
+#else
+ trigger_data->net_dev = dev_get_by_name(trigger_data->device_name);
+#endif
+ if (trigger_data->net_dev != NULL)
+ trigger_data->link_up = (dev_get_flags(trigger_data->net_dev) & IFF_LOWER_UP) != 0;
+ set_baseline_state(trigger_data); /* updates LEDs, may start timers */
+ }
+
+ write_unlock(&trigger_data->lock);
+ return size;
+}
+
+static DEVICE_ATTR(device_name, 0644, led_device_name_show, led_device_name_store);
+
+static ssize_t led_mode_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct led_classdev *led_cdev = dev_get_drvdata(dev);
+ struct led_netdev_data *trigger_data = led_cdev->trigger_data;
+
+ read_lock(&trigger_data->lock);
+
+ if (trigger_data->mode == 0) {
+ strcpy(buf, "none\n");
+ } else {
+ if (trigger_data->mode & MODE_LINK)
+ strcat(buf, "link ");
+ if (trigger_data->mode & MODE_TX)
+ strcat(buf, "tx ");
+ if (trigger_data->mode & MODE_RX)
+ strcat(buf, "rx ");
+ strcat(buf, "\n");
+ }
+
+ read_unlock(&trigger_data->lock);
+
+ return strlen(buf)+1;
+}
+
+static ssize_t led_mode_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t size)
+{
+ struct led_classdev *led_cdev = dev_get_drvdata(dev);
+ struct led_netdev_data *trigger_data = led_cdev->trigger_data;
+ char copybuf[1024];
+ int new_mode = -1;
+ char *p, *token;
+
+ /* take a copy since we don't want to trash the inbound buffer when using strsep */
+ strncpy(copybuf, buf, sizeof(copybuf));
+ copybuf[1023] = 0;
+ p = copybuf;
+
+ while ((token = strsep(&p, " \t\n")) != NULL) {
+ if (!*token)
+ continue;
+
+ if (new_mode == -1)
+ new_mode = 0;
+
+ if (!strcmp(token, "none"))
+ new_mode = 0;
+ else if (!strcmp(token, "tx"))
+ new_mode |= MODE_TX;
+ else if (!strcmp(token, "rx"))
+ new_mode |= MODE_RX;
+ else if (!strcmp(token, "link"))
+ new_mode |= MODE_LINK;
+ else
+ return -EINVAL;
+ }
+
+ if (new_mode == -1)
+ return -EINVAL;
+
+ write_lock(&trigger_data->lock);
+ trigger_data->mode = new_mode;
+ set_baseline_state(trigger_data);
+ write_unlock(&trigger_data->lock);
+
+ return size;
+}
+
+static DEVICE_ATTR(mode, 0644, led_mode_show, led_mode_store);
+
+static ssize_t led_interval_show(struct device *dev,
+ struct device_attribute *attr, char *buf)
+{
+ struct led_classdev *led_cdev = dev_get_drvdata(dev);
+ struct led_netdev_data *trigger_data = led_cdev->trigger_data;
+
+ read_lock(&trigger_data->lock);
+ sprintf(buf, "%u\n", jiffies_to_msecs(trigger_data->interval));
+ read_unlock(&trigger_data->lock);
+
+ return strlen(buf) + 1;
+}
+
+static ssize_t led_interval_store(struct device *dev,
+ struct device_attribute *attr, const char *buf, size_t size)
+{
+ struct led_classdev *led_cdev = dev_get_drvdata(dev);
+ struct led_netdev_data *trigger_data = led_cdev->trigger_data;
+ int ret = -EINVAL;
+ char *after;
+ unsigned long value = simple_strtoul(buf, &after, 10);
+ size_t count = after - buf;
+
+ if (*after && isspace(*after))
+ count++;
+
+ /* impose some basic bounds on the timer interval */
+ if (count == size && value >= 5 && value <= 10000) {
+ write_lock(&trigger_data->lock);
+ trigger_data->interval = msecs_to_jiffies(value);
+ set_baseline_state(trigger_data); // resets timer
+ write_unlock(&trigger_data->lock);
+ ret = count;
+ }
+
+ return ret;
+}
+
+static DEVICE_ATTR(interval, 0644, led_interval_show, led_interval_store);
+
+static int netdev_trig_notify(struct notifier_block *nb,
+ unsigned long evt,
+ void *dv)
+{
+ struct net_device *dev = dv;
+ struct led_netdev_data *trigger_data = container_of(nb, struct led_netdev_data, notifier);
+
+ if (evt != NETDEV_UP && evt != NETDEV_DOWN && evt != NETDEV_CHANGE && evt != NETDEV_REGISTER && evt != NETDEV_UNREGISTER)
+ return NOTIFY_DONE;
+
+ write_lock(&trigger_data->lock);
+
+ if (strcmp(dev->name, trigger_data->device_name))
+ goto done;
+
+ if (evt == NETDEV_REGISTER) {
+ if (trigger_data->net_dev != NULL)
+ dev_put(trigger_data->net_dev);
+ dev_hold(dev);
+ trigger_data->net_dev = dev;
+ trigger_data->link_up = 0;
+ goto done;
+ }
+
+ if (evt == NETDEV_UNREGISTER && trigger_data->net_dev != NULL) {
+ dev_put(trigger_data->net_dev);
+ trigger_data->net_dev = NULL;
+ goto done;
+ }
+
+ /* UP / DOWN / CHANGE */
+
+ trigger_data->link_up = (evt != NETDEV_DOWN && netif_carrier_ok(dev));
+ set_baseline_state(trigger_data);
+
+done:
+ write_unlock(&trigger_data->lock);
+ return NOTIFY_DONE;
+}
+
+/* here's the real work! */
+static void netdev_trig_timer(unsigned long arg)
+{
+ struct led_netdev_data *trigger_data = (struct led_netdev_data *)arg;
+ struct net_device_stats *dev_stats;
+ unsigned new_activity;
+
+ write_lock(&trigger_data->lock);
+
+ if (!trigger_data->link_up || !trigger_data->net_dev || (trigger_data->mode & (MODE_TX | MODE_RX)) == 0) {
+ /* we don't need to do timer work, just reflect link state. */
+ led_set_brightness(trigger_data->led_cdev, ((trigger_data->mode & MODE_LINK) != 0 && trigger_data->link_up) ? LED_FULL : LED_OFF);
+ goto no_restart;
+ }
+
+ dev_stats = trigger_data->net_dev->get_stats(trigger_data->net_dev);
+ new_activity =
+ ((trigger_data->mode & MODE_TX) ? dev_stats->tx_packets : 0) +
+ ((trigger_data->mode & MODE_RX) ? dev_stats->rx_packets : 0);
+
+ if (trigger_data->mode & MODE_LINK) {
+ /* base state is ON (link present) */
+ /* if there's no link, we don't get this far and the LED is off */
+
+ /* OFF -> ON always */
+ /* ON -> OFF on activity */
+ if (trigger_data->led_cdev->brightness == LED_OFF) {
+ led_set_brightness(trigger_data->led_cdev, LED_FULL);
+ } else if (trigger_data->last_activity != new_activity) {
+ led_set_brightness(trigger_data->led_cdev, LED_OFF);
+ }
+ } else {
+ /* base state is OFF */
+ /* ON -> OFF always */
+ /* OFF -> ON on activity */
+ if (trigger_data->led_cdev->brightness == LED_FULL) {
+ led_set_brightness(trigger_data->led_cdev, LED_OFF);
+ } else if (trigger_data->last_activity != new_activity) {
+ led_set_brightness(trigger_data->led_cdev, LED_FULL);
+ }
+ }
+
+ trigger_data->last_activity = new_activity;
+ mod_timer(&trigger_data->timer, jiffies + trigger_data->interval);
+
+no_restart:
+ write_unlock(&trigger_data->lock);
+}
+
+static void netdev_trig_activate(struct led_classdev *led_cdev)
+{
+ struct led_netdev_data *trigger_data;
+ int rc;
+
+ trigger_data = kzalloc(sizeof(struct led_netdev_data), GFP_KERNEL);
+ if (!trigger_data)
+ return;
+
+ rwlock_init(&trigger_data->lock);
+
+ trigger_data->notifier.notifier_call = netdev_trig_notify;
+ trigger_data->notifier.priority = 10;
+
+ setup_timer(&trigger_data->timer, netdev_trig_timer, (unsigned long) trigger_data);
+
+ trigger_data->led_cdev = led_cdev;
+ trigger_data->net_dev = NULL;
+ trigger_data->device_name[0] = 0;
+
+ trigger_data->mode = 0;
+ trigger_data->interval = msecs_to_jiffies(50);
+ trigger_data->link_up = 0;
+ trigger_data->last_activity = 0;
+
+ led_cdev->trigger_data = trigger_data;
+
+ rc = device_create_file(led_cdev->dev, &dev_attr_device_name);
+ if (rc)
+ goto err_out;
+ rc = device_create_file(led_cdev->dev, &dev_attr_mode);
+ if (rc)
+ goto err_out_device_name;
+ rc = device_create_file(led_cdev->dev, &dev_attr_interval);
+ if (rc)
+ goto err_out_mode;
+
+ register_netdevice_notifier(&trigger_data->notifier);
+ return;
+
+err_out_mode:
+ device_remove_file(led_cdev->dev, &dev_attr_mode);
+err_out_device_name:
+ device_remove_file(led_cdev->dev, &dev_attr_device_name);
+err_out:
+ led_cdev->trigger_data = NULL;
+ kfree(trigger_data);
+}
+
+static void netdev_trig_deactivate(struct led_classdev *led_cdev)
+{
+ struct led_netdev_data *trigger_data = led_cdev->trigger_data;
+
+ if (trigger_data) {
+ unregister_netdevice_notifier(&trigger_data->notifier);
+
+ device_remove_file(led_cdev->dev, &dev_attr_device_name);
+ device_remove_file(led_cdev->dev, &dev_attr_mode);
+ device_remove_file(led_cdev->dev, &dev_attr_interval);
+
+ write_lock(&trigger_data->lock);
+
+ if (trigger_data->net_dev) {
+ dev_put(trigger_data->net_dev);
+ trigger_data->net_dev = NULL;
+ }
+
+ write_unlock(&trigger_data->lock);
+
+ del_timer_sync(&trigger_data->timer);
+
+ kfree(trigger_data);
+ }
+}
+
+static struct led_trigger netdev_led_trigger = {
+ .name = "netdev",
+ .activate = netdev_trig_activate,
+ .deactivate = netdev_trig_deactivate,
+};
+
+static int __init netdev_trig_init(void)
+{
+ return led_trigger_register(&netdev_led_trigger);
+}
+
+static void __exit netdev_trig_exit(void)
+{
+ led_trigger_unregister(&netdev_led_trigger);
+}
+
+module_init(netdev_trig_init);
+module_exit(netdev_trig_exit);
+
+MODULE_AUTHOR("Oliver Jowett <oliver@opencloud.com>");
+MODULE_DESCRIPTION("Netdev LED trigger");
+MODULE_LICENSE("GPL");
--- /dev/null
+/*
+ * ADM6996 switch driver
+ *
+ * Copyright (c) 2008 Felix Fietkau <nbd@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License v2 as published by the
+ * Free Software Foundation
+ */
+#include <linux/kernel.h>
+#include <linux/string.h>
+#include <linux/errno.h>
+#include <linux/unistd.h>
+#include <linux/slab.h>
+#include <linux/interrupt.h>
+#include <linux/init.h>
+#include <linux/delay.h>
+#include <linux/netdevice.h>
+#include <linux/etherdevice.h>
+#include <linux/skbuff.h>
+#include <linux/spinlock.h>
+#include <linux/mm.h>
+#include <linux/module.h>
+#include <linux/mii.h>
+#include <linux/ethtool.h>
+#include <linux/phy.h>
+
+#include <asm/io.h>
+#include <asm/irq.h>
+#include <asm/uaccess.h>
+#include "adm6996.h"
+
+MODULE_DESCRIPTION("Infineon ADM6996 Switch");
+MODULE_AUTHOR("Felix Fietkau");
+MODULE_LICENSE("GPL");
+
+struct adm6996_priv {
+ /* use abstraction for regops, we want to add gpio support in the future */
+ u16 (*read)(struct phy_device *phydev, enum admreg reg);
+ void (*write)(struct phy_device *phydev, enum admreg reg, u16 val);
+};
+
+#define to_adm(_phy) ((struct adm6996_priv *) (_phy)->priv)
+
+
+static inline u16
+r16(struct phy_device *pdev, enum admreg reg)
+{
+ return to_adm(pdev)->read(pdev, reg);
+}
+
+static inline void
+w16(struct phy_device *pdev, enum admreg reg, u16 val)
+{
+ to_adm(pdev)->write(pdev, reg, val);
+}
+
+
+static u16
+adm6996_read_mii_reg(struct phy_device *phydev, enum admreg reg)
+{
+ return phydev->bus->read(phydev->bus, PHYADDR(reg));
+}
+
+static void
+adm6996_write_mii_reg(struct phy_device *phydev, enum admreg reg, u16 val)
+{
+ phydev->bus->write(phydev->bus, PHYADDR(reg), val);
+}
+
+
+static int adm6996_config_init(struct phy_device *pdev)
+{
+ int i;
+
+ printk("%s: ADM6996 PHY driver attached.\n", pdev->attached_dev->name);
+ pdev->supported = ADVERTISED_100baseT_Full;
+ pdev->advertising = ADVERTISED_100baseT_Full;
+
+ /* initialize port and vlan settings */
+ for (i = 0; i < ADM_PHY_PORTS; i++) {
+ w16(pdev, adm_portcfg[i], ADM_PORTCFG_INIT |
+ ADM_PORTCFG_PVID((i == ADM_WAN_PORT) ? 1 : 0));
+ }
+ w16(pdev, adm_portcfg[5], ADM_PORTCFG_CPU);
+
+ /* reset all ports */
+ for (i = 0; i < ADM_PHY_PORTS; i++) {
+ w16(pdev, ADM_PHY_PORT(i), ADM_PHYCFG_INIT);
+ }
+
+ return 0;
+}
+
+static int adm6996_read_status(struct phy_device *phydev)
+{
+ phydev->speed = SPEED_100;
+ phydev->duplex = DUPLEX_FULL;
+ phydev->state = PHY_UP;
+ return 0;
+}
+
+static int adm6996_config_aneg(struct phy_device *phydev)
+{
+ return 0;
+}
+
+static int adm6996_probe(struct phy_device *pdev)
+{
+ struct adm6996_priv *priv;
+
+ priv = kzalloc(sizeof(struct adm6996_priv), GFP_KERNEL);
+ if (priv == NULL)
+ return -ENOMEM;
+
+ priv->read = adm6996_read_mii_reg;
+ priv->write = adm6996_write_mii_reg;
+ pdev->priv = priv;
+ return 0;
+}
+
+static void adm6996_remove(struct phy_device *pdev)
+{
+ kfree(pdev->priv);
+}
+
+static bool adm6996_detect(struct mii_bus *bus, int addr)
+{
+ u16 reg;
+
+ /* we only attach to phy id 0 */
+ if (addr != 0)
+ return false;
+
+ /* look for the switch on the bus */
+ reg = bus->read(bus, PHYADDR(ADM_SIG0)) & ADM_SIG0_MASK;
+ if (reg != ADM_SIG0_VAL)
+ return false;
+
+ reg = bus->read(bus, PHYADDR(ADM_SIG1)) & ADM_SIG1_MASK;
+ if (reg != ADM_SIG1_VAL)
+ return false;
+
+ return true;
+}
+
+static struct phy_driver adm6996_driver = {
+ .name = "Infineon ADM6996",
+ .features = PHY_BASIC_FEATURES,
+ .detect = adm6996_detect,
+ .probe = adm6996_probe,
+ .remove = adm6996_remove,
+ .config_init = &adm6996_config_init,
+ .config_aneg = &adm6996_config_aneg,
+ .read_status = &adm6996_read_status,
+ .driver = { .owner = THIS_MODULE,},
+};
+
+static int __init adm6996_init(void)
+{
+ return phy_driver_register(&adm6996_driver);
+}
+
+static void __exit adm6996_exit(void)
+{
+ phy_driver_unregister(&adm6996_driver);
+}
+
+module_init(adm6996_init);
+module_exit(adm6996_exit);
--- /dev/null
+/*
+ * ADM6996 switch driver
+ *
+ * Copyright (c) 2008 Felix Fietkau <nbd@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License v2 as published by the
+ * Free Software Foundation
+ */
+#ifndef __ADM6996_H
+#define __ADM6996_H
+
+#define ADM_PHY_PORTS 5
+#define ADM_CPU_PORT 5
+#define ADM_WAN_PORT 0 /* FIXME: dynamic ? */
+
+enum admreg {
+ ADM_EEPROM_BASE = 0x0,
+ ADM_P0_CFG = ADM_EEPROM_BASE + 1,
+ ADM_P1_CFG = ADM_EEPROM_BASE + 3,
+ ADM_P2_CFG = ADM_EEPROM_BASE + 5,
+ ADM_P3_CFG = ADM_EEPROM_BASE + 7,
+ ADM_P4_CFG = ADM_EEPROM_BASE + 8,
+ ADM_P5_CFG = ADM_EEPROM_BASE + 9,
+ ADM_EEPROM_EXT_BASE = 0x40,
+ ADM_COUNTER_BASE = 0xa0,
+ ADM_SIG0 = ADM_COUNTER_BASE + 0,
+ ADM_SIG1 = ADM_COUNTER_BASE + 1,
+ ADM_PHY_BASE = 0x200,
+#define ADM_PHY_PORT(n) (ADM_PHY_BASE + (0x20 * n))
+};
+
+/* Chip identification patterns */
+#define ADM_SIG0_MASK 0xfff0
+#define ADM_SIG0_VAL 0x1020
+#define ADM_SIG1_MASK 0xffff
+#define ADM_SIG1_VAL 0x0007
+
+enum {
+ ADM_PHYCFG_COLTST = (1 << 7), /* Enable collision test */
+ ADM_PHYCFG_DPLX = (1 << 8), /* Enable full duplex */
+ ADM_PHYCFG_ANEN_RST = (1 << 9), /* Restart auto negotiation (self clear) */
+ ADM_PHYCFG_ISO = (1 << 10), /* Isolate PHY */
+ ADM_PHYCFG_PDN = (1 << 11), /* Power down PHY */
+ ADM_PHYCFG_ANEN = (1 << 12), /* Enable auto negotiation */
+ ADM_PHYCFG_SPEED_100 = (1 << 13), /* Enable 100 Mbit/s */
+ ADM_PHYCFG_LPBK = (1 << 14), /* Enable loopback operation */
+ ADM_PHYCFG_RST = (1 << 15), /* Reset the port (self clear) */
+ ADM_PHYCFG_INIT = (
+ ADM_PHYCFG_RST |
+ ADM_PHYCFG_SPEED_100 |
+ ADM_PHYCFG_ANEN |
+ ADM_PHYCFG_ANEN_RST
+ )
+};
+
+enum {
+ ADM_PORTCFG_FC = (1 << 0), /* Enable 802.x flow control */
+ ADM_PORTCFG_AN = (1 << 1), /* Enable auto-negotiation */
+ ADM_PORTCFG_SPEED_100 = (1 << 2), /* Enable 100 Mbit/s */
+ ADM_PORTCFG_DPLX = (1 << 3), /* Enable full duplex */
+ ADM_PORTCFG_OT = (1 << 4), /* Output tagged packets */
+ ADM_PORTCFG_PD = (1 << 5), /* Port disable */
+ ADM_PORTCFG_TV_PRIO = (1 << 6), /* 0 = VLAN based priority
+ * 1 = TOS based priority */
+ ADM_PORTCFG_PPE = (1 << 7), /* Port based priority enable */
+ ADM_PORTCFG_PP_S = (1 << 8), /* Port based priority, 2 bits */
+ ADM_PORTCFG_PVID_BASE = (1 << 10), /* Primary VLAN id, 4 bits */
+ ADM_PORTCFG_FSE = (1 << 14), /* Fx select enable */
+ ADM_PORTCFG_CAM = (1 << 15), /* Crossover Auto MDIX */
+
+ ADM_PORTCFG_INIT = (
+ ADM_PORTCFG_FC |
+ ADM_PORTCFG_AN |
+ ADM_PORTCFG_SPEED_100 |
+ ADM_PORTCFG_DPLX |
+ ADM_PORTCFG_CAM
+ ),
+ ADM_PORTCFG_CPU = (
+ ADM_PORTCFG_FC |
+ ADM_PORTCFG_SPEED_100 |
+ ADM_PORTCFG_OT |
+ ADM_PORTCFG_DPLX
+ ),
+};
+
+#define ADM_PORTCFG_PPID(N) ((n & 0x3) << 8)
+#define ADM_PORTCFG_PVID(n) ((n & 0xf) << 10)
+
+static const u8 adm_portcfg[] = {
+ [0] = ADM_P0_CFG,
+ [1] = ADM_P1_CFG,
+ [2] = ADM_P2_CFG,
+ [3] = ADM_P3_CFG,
+ [4] = ADM_P4_CFG,
+ [5] = ADM_P5_CFG,
+};
+
+/*
+ * Split the register address in phy id and register
+ * it will get combined again by the mdio bus op
+ */
+#define PHYADDR(_reg) ((_reg >> 5) & 0xff), (_reg & 0x1f)
+
+#endif
--- /dev/null
+/*
+ * Marvell 88E6060 switch driver
+ * Copyright (c) 2008 Felix Fietkau <nbd@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License v2 as published by the
+ * Free Software Foundation
+ */
+#include <linux/kernel.h>
+#include <linux/string.h>
+#include <linux/errno.h>
+#include <linux/unistd.h>
+#include <linux/slab.h>
+#include <linux/interrupt.h>
+#include <linux/init.h>
+#include <linux/delay.h>
+#include <linux/netdevice.h>
+#include <linux/etherdevice.h>
+#include <linux/skbuff.h>
+#include <linux/spinlock.h>
+#include <linux/mm.h>
+#include <linux/module.h>
+#include <linux/mii.h>
+#include <linux/ethtool.h>
+#include <linux/phy.h>
+#include <linux/if_vlan.h>
+
+#include <asm/io.h>
+#include <asm/irq.h>
+#include <asm/uaccess.h>
+#include "mvswitch.h"
+
+/* Undefine this to use trailer mode instead.
+ * I don't know if header mode works with all chips */
+#define HEADER_MODE 1
+
+MODULE_DESCRIPTION("Marvell 88E6060 Switch driver");
+MODULE_AUTHOR("Felix Fietkau");
+MODULE_LICENSE("GPL");
+
+struct mvswitch_priv {
+ /* the driver's tx function */
+ int (*hardstart)(struct sk_buff *skb, struct net_device *dev);
+ struct vlan_group *grp;
+ u8 vlans[16];
+};
+
+#define to_mvsw(_phy) ((struct mvswitch_priv *) (_phy)->priv)
+
+static inline u16
+r16(struct phy_device *phydev, int addr, int reg)
+{
+ return phydev->bus->read(phydev->bus, addr, reg);
+}
+
+static inline void
+w16(struct phy_device *phydev, int addr, int reg, u16 val)
+{
+ phydev->bus->write(phydev->bus, addr, reg, val);
+}
+
+
+static int
+mvswitch_mangle_tx(struct sk_buff *skb, struct net_device *dev)
+{
+ struct mvswitch_priv *priv;
+ char *buf = NULL;
+ u16 vid;
+
+ priv = dev->phy_ptr;
+ if (unlikely(!priv))
+ goto error;
+
+ if (unlikely(skb->len < 16))
+ goto error;
+
+#ifdef HEADER_MODE
+ if (__vlan_hwaccel_get_tag(skb, &vid))
+ goto error;
+
+ if (skb_cloned(skb) || (skb->len <= 62) || (skb_headroom(skb) < MV_HEADER_SIZE)) {
+ if (pskb_expand_head(skb, MV_HEADER_SIZE, (skb->len < 62 ? 62 - skb->len : 0), GFP_ATOMIC))
+ goto error_expand;
+ if (skb->len < 62)
+ skb->len = 62;
+ }
+ buf = skb_push(skb, MV_HEADER_SIZE);
+#else
+ if (__vlan_get_tag(skb, &vid))
+ goto error;
+
+ if (unlikely((vid > 15 || !priv->vlans[vid])))
+ goto error;
+
+ if (skb->len <= 64) {
+ if (pskb_expand_head(skb, 0, 64 + MV_TRAILER_SIZE - skb->len, GFP_ATOMIC))
+ goto error_expand;
+
+ buf = skb->data + 64;
+ skb->len = 64 + MV_TRAILER_SIZE;
+ } else {
+ if (skb_cloned(skb) || unlikely(skb_tailroom(skb) < 4)) {
+ if (pskb_expand_head(skb, 0, 4, GFP_ATOMIC))
+ goto error_expand;
+ }
+ buf = skb_put(skb, 4);
+ }
+
+ /* move the ethernet header 4 bytes forward, overwriting the vlan tag */
+ memmove(skb->data + 4, skb->data, 12);
+ skb->data += 4;
+ skb->len -= 4;
+ skb->mac_header += 4;
+#endif
+
+ if (!buf)
+ goto error;
+
+
+#ifdef HEADER_MODE
+ /* prepend the tag */
+ *((__be16 *) buf) = cpu_to_be16(
+ ((vid << MV_HEADER_VLAN_S) & MV_HEADER_VLAN_M) |
+ ((priv->vlans[vid] << MV_HEADER_PORTS_S) & MV_HEADER_PORTS_M)
+ );
+#else
+ /* append the tag */
+ *((__be32 *) buf) = cpu_to_be32((
+ (MV_TRAILER_OVERRIDE << MV_TRAILER_FLAGS_S) |
+ ((priv->vlans[vid] & MV_TRAILER_PORTS_M) << MV_TRAILER_PORTS_S)
+ ));
+#endif
+
+ return priv->hardstart(skb, dev);
+
+error_expand:
+ if (net_ratelimit())
+ printk("%s: failed to expand/update skb for the switch\n", dev->name);
+
+error:
+ /* any errors? drop the packet! */
+ dev_kfree_skb_any(skb);
+ return 0;
+}
+
+static int
+mvswitch_mangle_rx(struct sk_buff *skb, int napi)
+{
+ struct mvswitch_priv *priv;
+ struct net_device *dev;
+ int vlan = -1;
+ unsigned char *buf;
+ int i;
+
+ dev = skb->dev;
+ if (!dev)
+ goto error;
+
+ priv = dev->phy_ptr;
+ if (!priv)
+ goto error;
+
+ if (!priv->grp)
+ goto error;
+
+#ifdef HEADER_MODE
+ buf = skb->data;
+ skb_pull(skb, MV_HEADER_SIZE);
+#else
+ buf = skb->data + skb->len - MV_TRAILER_SIZE;
+ if (buf[0] != 0x80)
+ goto error;
+#endif
+
+ /* look for the vlan matching the incoming port */
+ for (i = 0; i < ARRAY_SIZE(priv->vlans); i++) {
+ if ((1 << buf[1]) & priv->vlans[i])
+ vlan = i;
+ }
+
+ if (vlan == -1)
+ goto error;
+
+ skb->protocol = eth_type_trans(skb, skb->dev);
+
+ if (napi)
+ return vlan_hwaccel_receive_skb(skb, priv->grp, vlan);
+ else
+ return vlan_hwaccel_rx(skb, priv->grp, vlan);
+
+error:
+ /* no vlan? eat the packet! */
+ dev_kfree_skb_any(skb);
+ return 0;
+}
+
+
+static int
+mvswitch_netif_rx(struct sk_buff *skb)
+{
+ return mvswitch_mangle_rx(skb, 0);
+}
+
+static int
+mvswitch_netif_receive_skb(struct sk_buff *skb)
+{
+ return mvswitch_mangle_rx(skb, 1);
+}
+
+
+static void
+mvswitch_vlan_rx_register(struct net_device *dev, struct vlan_group *grp)
+{
+ struct mvswitch_priv *priv = dev->phy_ptr;
+ priv->grp = grp;
+}
+
+
+static int
+mvswitch_wait_mask(struct phy_device *pdev, int addr, int reg, u16 mask, u16 val)
+{
+ int i = 100;
+ u16 r;
+
+ do {
+ r = r16(pdev, addr, reg) & mask;
+ if (r == val)
+ return 0;
+ } while(--i > 0);
+ return -ETIMEDOUT;
+}
+
+static int
+mvswitch_config_init(struct phy_device *pdev)
+{
+ struct mvswitch_priv *priv = to_mvsw(pdev);
+ struct net_device *dev = pdev->attached_dev;
+ u8 vlmap = 0;
+ int i;
+
+ if (!dev)
+ return -EINVAL;
+
+ printk("%s: Marvell 88E6060 PHY driver attached.\n", dev->name);
+ pdev->supported = ADVERTISED_100baseT_Full;
+ pdev->advertising = ADVERTISED_100baseT_Full;
+ dev->phy_ptr = priv;
+ dev->irq = PHY_POLL;
+
+ /* initialize default vlans */
+ for (i = 0; i < MV_PORTS; i++)
+ priv->vlans[(i == MV_WANPORT ? 1 : 0)] |= (1 << i);
+
+ /* before entering reset, disable all ports */
+ for (i = 0; i < MV_PORTS; i++)
+ w16(pdev, MV_PORTREG(CONTROL, i), 0x00);
+
+ msleep(2); /* wait for the status change to settle in */
+
+ /* put the ATU in reset */
+ w16(pdev, MV_SWITCHREG(ATU_CTRL), MV_ATUCTL_RESET);
+
+ i = mvswitch_wait_mask(pdev, MV_SWITCHREG(ATU_CTRL), MV_ATUCTL_RESET, 0);
+ if (i < 0) {
+ printk("%s: Timeout waiting for the switch to reset.\n", dev->name);
+ return i;
+ }
+
+ /* set the ATU flags */
+ w16(pdev, MV_SWITCHREG(ATU_CTRL),
+ MV_ATUCTL_NO_LEARN |
+ MV_ATUCTL_ATU_1K |
+ MV_ATUCTL_AGETIME(MV_ATUCTL_AGETIME_MIN) /* minimum without disabling ageing */
+ );
+
+ /* initialize the cpu port */
+ w16(pdev, MV_PORTREG(CONTROL, MV_CPUPORT),
+#ifdef HEADER_MODE
+ MV_PORTCTRL_HEADER |
+#else
+ MV_PORTCTRL_RXTR |
+ MV_PORTCTRL_TXTR |
+#endif
+ MV_PORTCTRL_ENABLED
+ );
+ /* wait for the phy change to settle in */
+ msleep(2);
+ for (i = 0; i < MV_PORTS; i++) {
+ u8 pvid = 0;
+ int j;
+
+ vlmap = 0;
+
+ /* look for the matching vlan */
+ for (j = 0; j < ARRAY_SIZE(priv->vlans); j++) {
+ if (priv->vlans[j] & (1 << i)) {
+ vlmap = priv->vlans[j];
+ pvid = j;
+ }
+ }
+ /* leave port unconfigured if it's not part of a vlan */
+ if (!vlmap)
+ continue;
+
+ /* add the cpu port to the allowed destinations list */
+ vlmap |= (1 << MV_CPUPORT);
+
+ /* take port out of its own vlan destination map */
+ vlmap &= ~(1 << i);
+
+ /* apply vlan settings */
+ w16(pdev, MV_PORTREG(VLANMAP, i),
+ MV_PORTVLAN_PORTS(vlmap) |
+ MV_PORTVLAN_ID(i)
+ );
+
+ /* re-enable port */
+ w16(pdev, MV_PORTREG(CONTROL, i),
+ MV_PORTCTRL_ENABLED
+ );
+ }
+
+ w16(pdev, MV_PORTREG(VLANMAP, MV_CPUPORT),
+ MV_PORTVLAN_ID(MV_CPUPORT)
+ );
+
+ /* set the port association vector */
+ for (i = 0; i <= MV_PORTS; i++) {
+ w16(pdev, MV_PORTREG(ASSOC, i),
+ MV_PORTASSOC_PORTS(1 << i)
+ );
+ }
+
+ /* init switch control */
+ w16(pdev, MV_SWITCHREG(CTRL),
+ MV_SWITCHCTL_MSIZE |
+ MV_SWITCHCTL_DROP
+ );
+
+ /* hook into the tx function */
+ priv->hardstart = dev->hard_start_xmit;
+ pdev->netif_receive_skb = mvswitch_netif_receive_skb;
+ pdev->netif_rx = mvswitch_netif_rx;
+ dev->hard_start_xmit = mvswitch_mangle_tx;
+ dev->vlan_rx_register = mvswitch_vlan_rx_register;
+#ifdef HEADER_MODE
+ dev->features |= NETIF_F_HW_VLAN_RX | NETIF_F_HW_VLAN_TX;
+#else
+ dev->features |= NETIF_F_HW_VLAN_RX;
+#endif
+
+ return 0;
+}
+
+static int
+mvswitch_read_status(struct phy_device *pdev)
+{
+ pdev->speed = SPEED_100;
+ pdev->duplex = DUPLEX_FULL;
+ pdev->state = PHY_UP;
+
+ /* XXX ugly workaround: we can't force the switch
+ * to gracefully handle hosts moving from one port to another,
+ * so we have to regularly clear the ATU database */
+
+ /* wait for the ATU to become available */
+ mvswitch_wait_mask(pdev, MV_SWITCHREG(ATU_OP), MV_ATUOP_INPROGRESS, 0);
+
+ /* flush the ATU */
+ w16(pdev, MV_SWITCHREG(ATU_OP),
+ MV_ATUOP_INPROGRESS |
+ MV_ATUOP_FLUSH_ALL
+ );
+
+ /* wait for operation to complete */
+ mvswitch_wait_mask(pdev, MV_SWITCHREG(ATU_OP), MV_ATUOP_INPROGRESS, 0);
+
+ return 0;
+}
+
+static int
+mvswitch_config_aneg(struct phy_device *phydev)
+{
+ return 0;
+}
+
+static void
+mvswitch_remove(struct phy_device *pdev)
+{
+ struct mvswitch_priv *priv = to_mvsw(pdev);
+ struct net_device *dev = pdev->attached_dev;
+
+ /* restore old xmit handler */
+ if (priv->hardstart && dev)
+ dev->hard_start_xmit = priv->hardstart;
+ dev->vlan_rx_register = NULL;
+ dev->vlan_rx_kill_vid = NULL;
+ dev->phy_ptr = NULL;
+ dev->features &= ~NETIF_F_HW_VLAN_RX;
+ kfree(priv);
+}
+
+static bool
+mvswitch_detect(struct mii_bus *bus, int addr)
+{
+ u16 reg;
+ int i;
+
+ /* we attach to phy id 31 to make sure that the late probe works */
+ if (addr != 31)
+ return false;
+
+ /* look for the switch on the bus */
+ reg = bus->read(bus, MV_PORTREG(IDENT, 0)) & MV_IDENT_MASK;
+ if (reg != MV_IDENT_VALUE)
+ return false;
+
+ /*
+ * Now that we've established that the switch actually exists, let's
+ * get rid of the competition :)
+ */
+ for (i = 0; i < 31; i++) {
+ if (!bus->phy_map[i])
+ continue;
+
+ device_unregister(&bus->phy_map[i]->dev);
+ kfree(bus->phy_map[i]);
+ bus->phy_map[i] = NULL;
+ }
+
+ return true;
+}
+
+static int
+mvswitch_probe(struct phy_device *pdev)
+{
+ struct mvswitch_priv *priv;
+
+ priv = kzalloc(sizeof(struct mvswitch_priv), GFP_KERNEL);
+ if (priv == NULL)
+ return -ENOMEM;
+
+ pdev->priv = priv;
+
+ return 0;
+}
+
+
+static struct phy_driver mvswitch_driver = {
+ .name = "Marvell 88E6060",
+ .features = PHY_BASIC_FEATURES,
+ .detect = &mvswitch_detect,
+ .probe = &mvswitch_probe,
+ .remove = &mvswitch_remove,
+ .config_init = &mvswitch_config_init,
+ .config_aneg = &mvswitch_config_aneg,
+ .read_status = &mvswitch_read_status,
+ .driver = { .owner = THIS_MODULE,},
+};
+
+static int __init
+mvswitch_init(void)
+{
+ return phy_driver_register(&mvswitch_driver);
+}
+
+static void __exit
+mvswitch_exit(void)
+{
+ phy_driver_unregister(&mvswitch_driver);
+}
+
+module_init(mvswitch_init);
+module_exit(mvswitch_exit);
--- /dev/null
+/*
+ * Marvell 88E6060 switch driver
+ * Copyright (c) 2008 Felix Fietkau <nbd@openwrt.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License v2 as published by the
+ * Free Software Foundation
+ */
+#ifndef __MVSWITCH_H
+#define __MVSWITCH_H
+
+#define MV_HEADER_SIZE 2
+#define MV_HEADER_PORTS_M 0x001f
+#define MV_HEADER_PORTS_S 0
+#define MV_HEADER_VLAN_M 0xf000
+#define MV_HEADER_VLAN_S 12
+
+#define MV_TRAILER_SIZE 4
+#define MV_TRAILER_PORTS_M 0x1f
+#define MV_TRAILER_PORTS_S 16
+#define MV_TRAILER_FLAGS_S 24
+#define MV_TRAILER_OVERRIDE 0x80
+
+
+#define MV_PORTS 5
+#define MV_WANPORT 4
+#define MV_CPUPORT 5
+
+#define MV_BASE 0x10
+
+#define MV_PHYPORT_BASE (MV_BASE + 0x0)
+#define MV_PHYPORT(_n) (MV_PHYPORT_BASE + (_n))
+#define MV_SWITCHPORT_BASE (MV_BASE + 0x8)
+#define MV_SWITCHPORT(_n) (MV_SWITCHPORT_BASE + (_n))
+#define MV_SWITCHREGS (MV_BASE + 0xf)
+
+enum {
+ MV_PHY_CONTROL = 0x00,
+ MV_PHY_STATUS = 0x01,
+ MV_PHY_IDENT0 = 0x02,
+ MV_PHY_IDENT1 = 0x03,
+ MV_PHY_ANEG = 0x04,
+ MV_PHY_LINK_ABILITY = 0x05,
+ MV_PHY_ANEG_EXPAND = 0x06,
+ MV_PHY_XMIT_NEXTP = 0x07,
+ MV_PHY_LINK_NEXTP = 0x08,
+ MV_PHY_CONTROL1 = 0x10,
+ MV_PHY_STATUS1 = 0x11,
+ MV_PHY_INTR_EN = 0x12,
+ MV_PHY_INTR_STATUS = 0x13,
+ MV_PHY_INTR_PORT = 0x14,
+ MV_PHY_RECV_COUNTER = 0x16,
+ MV_PHY_LED_PARALLEL = 0x16,
+ MV_PHY_LED_STREAM = 0x17,
+ MV_PHY_LED_CTRL = 0x18,
+ MV_PHY_LED_OVERRIDE = 0x19,
+ MV_PHY_VCT_CTRL = 0x1a,
+ MV_PHY_VCT_STATUS = 0x1b,
+ MV_PHY_CONTROL2 = 0x1e
+};
+#define MV_PHYREG(_type, _port) MV_PHYPORT(_port), MV_PHY_##_type
+
+enum {
+ MV_PORT_STATUS = 0x00,
+ MV_PORT_IDENT = 0x03,
+ MV_PORT_CONTROL = 0x04,
+ MV_PORT_VLANMAP = 0x06,
+ MV_PORT_ASSOC = 0x0b,
+ MV_PORT_RXCOUNT = 0x10,
+ MV_PORT_TXCOUNT = 0x11,
+};
+#define MV_PORTREG(_type, _port) MV_SWITCHPORT(_port), MV_PORT_##_type
+
+enum {
+ MV_PORTCTRL_BLOCK = (1 << 0),
+ MV_PORTCTRL_LEARN = (2 << 0),
+ MV_PORTCTRL_ENABLED = (3 << 0),
+ MV_PORTCTRL_VLANTUN = (1 << 7), /* Enforce VLANs on packets */
+ MV_PORTCTRL_RXTR = (1 << 8), /* Enable Marvell packet trailer for ingress */
+ MV_PORTCTRL_HEADER = (1 << 11), /* Enable Marvell packet header mode for port */
+ MV_PORTCTRL_TXTR = (1 << 14), /* Enable Marvell packet trailer for egress */
+ MV_PORTCTRL_FORCEFL = (1 << 15), /* force flow control */
+};
+
+#define MV_PORTVLAN_ID(_n) (((_n) & 0xf) << 12)
+#define MV_PORTVLAN_PORTS(_n) ((_n) & 0x3f)
+
+#define MV_PORTASSOC_PORTS(_n) ((_n) & 0x1f)
+#define MV_PORTASSOC_MONITOR (1 << 15)
+
+enum {
+ MV_SWITCH_MAC0 = 0x01,
+ MV_SWITCH_MAC1 = 0x02,
+ MV_SWITCH_MAC2 = 0x03,
+ MV_SWITCH_CTRL = 0x04,
+ MV_SWITCH_ATU_CTRL = 0x0a,
+ MV_SWITCH_ATU_OP = 0x0b,
+ MV_SWITCH_ATU_DATA = 0x0c,
+ MV_SWITCH_ATU_MAC0 = 0x0d,
+ MV_SWITCH_ATU_MAC1 = 0x0e,
+ MV_SWITCH_ATU_MAC2 = 0x0f,
+};
+#define MV_SWITCHREG(_type) MV_SWITCHREGS, MV_SWITCH_##_type
+
+enum {
+ MV_SWITCHCTL_EEIE = (1 << 0), /* EEPROM interrupt enable */
+ MV_SWITCHCTL_PHYIE = (1 << 1), /* PHY interrupt enable */
+ MV_SWITCHCTL_ATUDONE= (1 << 2), /* ATU done interrupt enable */
+ MV_SWITCHCTL_ATUIE = (1 << 3), /* ATU interrupt enable */
+ MV_SWITCHCTL_CTRMODE= (1 << 8), /* statistics for rx and tx errors */
+ MV_SWITCHCTL_RELOAD = (1 << 9), /* reload registers from eeprom */
+ MV_SWITCHCTL_MSIZE = (1 << 10), /* increase maximum frame size */
+ MV_SWITCHCTL_DROP = (1 << 13), /* discard frames with excessive collisions */
+};
+
+enum {
+#define MV_ATUCTL_AGETIME_MIN 16
+#define MV_ATUCTL_AGETIME_MAX 4080
+#define MV_ATUCTL_AGETIME(_n) ((((_n) / 16) & 0xff) << 4)
+ MV_ATUCTL_ATU_256 = (0 << 12),
+ MV_ATUCTL_ATU_512 = (1 << 12),
+ MV_ATUCTL_ATU_1K = (2 << 12),
+ MV_ATUCTL_ATUMASK = (3 << 12),
+ MV_ATUCTL_NO_LEARN = (1 << 14),
+ MV_ATUCTL_RESET = (1 << 15),
+};
+
+enum {
+#define MV_ATUOP_DBNUM(_n) ((_n) & 0x0f)
+
+ MV_ATUOP_NOOP = (0 << 12),
+ MV_ATUOP_FLUSH_ALL = (1 << 12),
+ MV_ATUOP_FLUSH_U = (2 << 12),
+ MV_ATUOP_LOAD_DB = (3 << 12),
+ MV_ATUOP_GET_NEXT = (4 << 12),
+ MV_ATUOP_FLUSH_DB = (5 << 12),
+ MV_ATUOP_FLUSH_DB_UU= (6 << 12),
+
+ MV_ATUOP_INPROGRESS = (1 << 15),
+};
+
+#define MV_IDENT_MASK 0xfff0
+#define MV_IDENT_VALUE 0x0600
+
+#endif
--- /dev/null
+/*
+ * Bitbanging SPI bus driver using GPIO API
+ *
+ * Copyright (c) 2008 Piotr Skamruk
+ * Copyright (c) 2008 Michael Buesch
+ *
+ * based on spi_s3c2410_gpio.c
+ * Copyright (c) 2006 Ben Dooks
+ * Copyright (c) 2006 Simtec Electronics
+ * and on i2c-gpio.c
+ * Copyright (C) 2007 Atmel Corporation
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/delay.h>
+#include <linux/spinlock.h>
+#include <linux/workqueue.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/spi_bitbang.h>
+#include "linux/spi/spi_gpio.h" //XXX
+#include <asm/gpio.h>
+
+
+struct spi_gpio {
+ struct spi_bitbang bitbang;
+ struct spi_gpio_platform_data *info;
+ struct platform_device *pdev;
+ struct spi_board_info bi;
+};
+
+
+static inline struct spi_gpio *spidev_to_sg(struct spi_device *dev)
+{
+ return dev->controller_data;
+}
+
+static inline void setsck(struct spi_device *dev, int val)
+{
+ struct spi_gpio *sp = spidev_to_sg(dev);
+ gpio_set_value(sp->info->pin_clk, val ? 1 : 0);
+}
+
+static inline void setmosi(struct spi_device *dev, int val )
+{
+ struct spi_gpio *sp = spidev_to_sg(dev);
+ gpio_set_value(sp->info->pin_mosi, val ? 1 : 0);
+}
+
+static inline u32 getmiso(struct spi_device *dev)
+{
+ struct spi_gpio *sp = spidev_to_sg(dev);
+ return gpio_get_value(sp->info->pin_miso) ? 1 : 0;
+}
+
+static inline void do_spidelay(struct spi_device *dev, unsigned nsecs)
+{
+ struct spi_gpio *sp = spidev_to_sg(dev);
+
+ if (!sp->info->no_spi_delay)
+ ndelay(nsecs);
+}
+
+#define spidelay(nsecs) do { \
+ /* Steal the spi_device pointer from our caller. \
+ * The bitbang-API should probably get fixed here... */ \
+ do_spidelay(spi, nsecs); \
+ } while (0)
+
+#define EXPAND_BITBANG_TXRX
+#include <linux/spi/spi_bitbang.h>
+
+static u32 spi_gpio_txrx_mode0(struct spi_device *spi,
+ unsigned nsecs, u32 word, u8 bits)
+{
+ return bitbang_txrx_be_cpha0(spi, nsecs, 0, word, bits);
+}
+
+static u32 spi_gpio_txrx_mode1(struct spi_device *spi,
+ unsigned nsecs, u32 word, u8 bits)
+{
+ return bitbang_txrx_be_cpha1(spi, nsecs, 0, word, bits);
+}
+
+static u32 spi_gpio_txrx_mode2(struct spi_device *spi,
+ unsigned nsecs, u32 word, u8 bits)
+{
+ return bitbang_txrx_be_cpha0(spi, nsecs, 1, word, bits);
+}
+
+static u32 spi_gpio_txrx_mode3(struct spi_device *spi,
+ unsigned nsecs, u32 word, u8 bits)
+{
+ return bitbang_txrx_be_cpha1(spi, nsecs, 1, word, bits);
+}
+
+static void spi_gpio_chipselect(struct spi_device *dev, int on)
+{
+ struct spi_gpio *sp = spidev_to_sg(dev);
+
+ if (sp->info->cs_activelow)
+ on = !on;
+ gpio_set_value(sp->info->pin_cs, on ? 1 : 0);
+}
+
+static int spi_gpio_probe(struct platform_device *pdev)
+{
+ struct spi_master *master;
+ struct spi_gpio_platform_data *pdata;
+ struct spi_gpio *sp;
+ struct spi_device *spidev;
+ int err;
+
+ pdata = pdev->dev.platform_data;
+ if (!pdata)
+ return -ENXIO;
+
+ err = -ENOMEM;
+ master = spi_alloc_master(&pdev->dev, sizeof(struct spi_gpio));
+ if (!master)
+ goto err_alloc_master;
+
+ sp = spi_master_get_devdata(master);
+ platform_set_drvdata(pdev, sp);
+ sp->info = pdata;
+
+ err = gpio_request(pdata->pin_clk, "spi_clock");
+ if (err)
+ goto err_request_clk;
+ err = gpio_request(pdata->pin_mosi, "spi_mosi");
+ if (err)
+ goto err_request_mosi;
+ err = gpio_request(pdata->pin_miso, "spi_miso");
+ if (err)
+ goto err_request_miso;
+ err = gpio_request(pdata->pin_cs, "spi_cs");
+ if (err)
+ goto err_request_cs;
+
+ sp->bitbang.master = spi_master_get(master);
+ sp->bitbang.master->bus_num = -1;
+ sp->bitbang.master->num_chipselect = 1;
+ sp->bitbang.chipselect = spi_gpio_chipselect;
+ sp->bitbang.txrx_word[SPI_MODE_0] = spi_gpio_txrx_mode0;
+ sp->bitbang.txrx_word[SPI_MODE_1] = spi_gpio_txrx_mode1;
+ sp->bitbang.txrx_word[SPI_MODE_2] = spi_gpio_txrx_mode2;
+ sp->bitbang.txrx_word[SPI_MODE_3] = spi_gpio_txrx_mode3;
+
+ gpio_direction_output(pdata->pin_clk, 0);
+ gpio_direction_output(pdata->pin_mosi, 0);
+ gpio_direction_output(pdata->pin_cs,
+ pdata->cs_activelow ? 1 : 0);
+ gpio_direction_input(pdata->pin_miso);
+
+ err = spi_bitbang_start(&sp->bitbang);
+ if (err)
+ goto err_no_bitbang;
+ err = pdata->boardinfo_setup(&sp->bi, master,
+ pdata->boardinfo_setup_data);
+ if (err)
+ goto err_bi_setup;
+ sp->bi.controller_data = sp;
+ spidev = spi_new_device(master, &sp->bi);
+ if (!spidev)
+ goto err_new_dev;
+
+ return 0;
+
+err_new_dev:
+err_bi_setup:
+ spi_bitbang_stop(&sp->bitbang);
+err_no_bitbang:
+ spi_master_put(sp->bitbang.master);
+ gpio_free(pdata->pin_cs);
+err_request_cs:
+ gpio_free(pdata->pin_miso);
+err_request_miso:
+ gpio_free(pdata->pin_mosi);
+err_request_mosi:
+ gpio_free(pdata->pin_clk);
+err_request_clk:
+ kfree(master);
+
+err_alloc_master:
+ return err;
+}
+
+static int __devexit spi_gpio_remove(struct platform_device *pdev)
+{
+ struct spi_gpio *sp;
+ struct spi_gpio_platform_data *pdata;
+
+ pdata = pdev->dev.platform_data;
+ sp = platform_get_drvdata(pdev);
+
+ gpio_free(pdata->pin_clk);
+ gpio_free(pdata->pin_mosi);
+ gpio_free(pdata->pin_miso);
+ gpio_free(pdata->pin_cs);
+ spi_bitbang_stop(&sp->bitbang);
+ spi_master_put(sp->bitbang.master);
+
+ return 0;
+}
+
+static struct platform_driver spi_gpio_driver = {
+ .driver = {
+ .name = "spi-gpio",
+ .owner = THIS_MODULE,
+ },
+ .probe = spi_gpio_probe,
+ .remove = __devexit_p(spi_gpio_remove),
+};
+
+static int __init spi_gpio_init(void)
+{
+ int err;
+
+ err = platform_driver_register(&spi_gpio_driver);
+ if (err)
+ printk(KERN_ERR "spi-gpio: register failed: %d\n", err);
+
+ return err;
+}
+module_init(spi_gpio_init);
+
+static void __exit spi_gpio_exit(void)
+{
+ platform_driver_unregister(&spi_gpio_driver);
+}
+module_exit(spi_gpio_exit);
+
+MODULE_AUTHOR("Piot Skamruk <piotr.skamruk at gmail.com>");
+MODULE_AUTHOR("Michael Buesch");
+MODULE_DESCRIPTION("Platform independent GPIO bitbangling SPI driver");
+MODULE_LICENSE("GPL v2");
--- /dev/null
+menu "Sonics Silicon Backplane"
+
+config SSB_POSSIBLE
+ bool
+ depends on HAS_IOMEM
+ default y
+
+config SSB
+ tristate "Sonics Silicon Backplane support"
+ depends on SSB_POSSIBLE
+ help
+ Support for the Sonics Silicon Backplane bus.
+ You only need to enable this option, if you are
+ configuring a kernel for an embedded system with
+ this bus.
+ It will be auto-selected if needed in other
+ environments.
+
+ The module will be called ssb.
+
+ If unsure, say N.
+
+config SSB_PCIHOST_POSSIBLE
+ bool
+ depends on SSB && (PCI = y || PCI = SSB)
+ default y
+
+config SSB_PCIHOST
+ bool "Support for SSB on PCI-bus host"
+ depends on SSB_PCIHOST_POSSIBLE
+ default y
+ help
+ Support for a Sonics Silicon Backplane on top
+ of a PCI device.
+
+ If unsure, say Y
+
+config SSB_PCMCIAHOST_POSSIBLE
+ bool
+ depends on SSB && (PCMCIA = y || PCMCIA = SSB) && EXPERIMENTAL
+ default y
+
+config SSB_PCMCIAHOST
+ bool "Support for SSB on PCMCIA-bus host (EXPERIMENTAL)"
+ depends on SSB_PCMCIAHOST_POSSIBLE
+ help
+ Support for a Sonics Silicon Backplane on top
+ of a PCMCIA device.
+
+ If unsure, say N
+
+config SSB_SILENT
+ bool "No SSB kernel messages"
+ depends on SSB && EMBEDDED
+ help
+ This option turns off all Sonics Silicon Backplane printks.
+ Note that you won't be able to identify problems, once
+ messages are turned off.
+ This might only be desired for production kernels on
+ embedded devices to reduce the kernel size.
+
+ Say N
+
+config SSB_DEBUG
+ bool "SSB debugging"
+ depends on SSB && !SSB_SILENT
+ help
+ This turns on additional runtime checks and debugging
+ messages. Turn this on for SSB troubleshooting.
+
+ If unsure, say N
+
+config SSB_SERIAL
+ bool
+ depends on SSB
+ # ChipCommon and ExtIf serial support routines.
+
+config SSB_DRIVER_PCICORE_POSSIBLE
+ bool
+ depends on SSB_PCIHOST
+ default y
+
+config SSB_DRIVER_PCICORE
+ bool "SSB PCI core driver"
+ depends on SSB_DRIVER_PCICORE_POSSIBLE
+ help
+ Driver for the Sonics Silicon Backplane attached
+ Broadcom PCI core.
+
+ If unsure, say Y
+
+config SSB_PCICORE_HOSTMODE
+ bool "Hostmode support for SSB PCI core (EXPERIMENTAL)"
+ depends on SSB_DRIVER_PCICORE && SSB_DRIVER_MIPS && EXPERIMENTAL
+ help
+ PCIcore hostmode operation (external PCI bus).
+
+config SSB_DRIVER_MIPS
+ bool "SSB Broadcom MIPS core driver (EXPERIMENTAL)"
+ depends on SSB && MIPS && EXPERIMENTAL
+ select SSB_SERIAL
+ help
+ Driver for the Sonics Silicon Backplane attached
+ Broadcom MIPS core.
+
+ If unsure, say N
+
+config SSB_DRIVER_EXTIF
+ bool "SSB Broadcom EXTIF core driver (EXPERIMENTAL)"
+ depends on SSB_DRIVER_MIPS && EXPERIMENTAL
+ help
+ Driver for the Sonics Silicon Backplane attached
+ Broadcom EXTIF core.
+
+ If unsure, say N
+
+endmenu
--- /dev/null
+# core
+ssb-y += main.o scan.o
+
+# host support
+ssb-$(CONFIG_SSB_PCIHOST) += pci.o pcihost_wrapper.o
+ssb-$(CONFIG_SSB_PCMCIAHOST) += pcmcia.o
+
+# built-in drivers
+ssb-y += driver_chipcommon.o
+ssb-$(CONFIG_SSB_DRIVER_MIPS) += driver_mipscore.o
+ssb-$(CONFIG_SSB_DRIVER_EXTIF) += driver_extif.o
+ssb-$(CONFIG_SSB_DRIVER_PCICORE) += driver_pcicore.o
+
+# b43 pci-ssb-bridge driver
+# Not strictly a part of SSB, but kept here for convenience
+ssb-$(CONFIG_SSB_PCIHOST) += b43_pci_bridge.o
+
+obj-$(CONFIG_SSB) += ssb.o
--- /dev/null
+/*
+ * Broadcom 43xx PCI-SSB bridge module
+ *
+ * This technically is a separate PCI driver module, but
+ * because of its small size we include it in the SSB core
+ * instead of creating a standalone module.
+ *
+ * Copyright 2007 Michael Buesch <mb@bu3sch.de>
+ *
+ * Licensed under the GNU/GPL. See COPYING for details.
+ */
+
+#include <linux/pci.h>
+#include <linux/ssb/ssb.h>
+
+#include "ssb_private.h"
+
+
+static const struct pci_device_id b43_pci_bridge_tbl[] = {
+ { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4301) },
+ { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4307) },
+ { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4311) },
+ { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4312) },
+ { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4318) },
+ { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4319) },
+ { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4320) },
+ { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4321) },
+ { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4324) },
+ { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4325) },
+ { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4328) },
+ { PCI_DEVICE(PCI_VENDOR_ID_BROADCOM, 0x4329) },
+ { 0, },
+};
+MODULE_DEVICE_TABLE(pci, b43_pci_bridge_tbl);
+
+static struct pci_driver b43_pci_bridge_driver = {
+ .name = "b43-pci-bridge",
+ .id_table = b43_pci_bridge_tbl,
+};
+
+
+int __init b43_pci_ssb_bridge_init(void)
+{
+ return ssb_pcihost_register(&b43_pci_bridge_driver);
+}
+
+void __exit b43_pci_ssb_bridge_exit(void)
+{
+ ssb_pcihost_unregister(&b43_pci_bridge_driver);
+}
--- /dev/null
+/*
+ * Sonics Silicon Backplane
+ * Broadcom ChipCommon core driver
+ *
+ * Copyright 2005, Broadcom Corporation
+ * Copyright 2006, 2007, Michael Buesch <mb@bu3sch.de>
+ *
+ * Licensed under the GNU/GPL. See COPYING for details.
+ */
+
+#include <linux/ssb/ssb.h>
+#include <linux/ssb/ssb_regs.h>
+#include <linux/pci.h>
+
+#include "ssb_private.h"
+
+
+/* Clock sources */
+enum ssb_clksrc {
+ /* PCI clock */
+ SSB_CHIPCO_CLKSRC_PCI,
+ /* Crystal slow clock oscillator */
+ SSB_CHIPCO_CLKSRC_XTALOS,
+ /* Low power oscillator */
+ SSB_CHIPCO_CLKSRC_LOPWROS,
+};
+
+
+static inline u32 chipco_read32(struct ssb_chipcommon *cc,
+ u16 offset)
+{
+ return ssb_read32(cc->dev, offset);
+}
+
+static inline void chipco_write32(struct ssb_chipcommon *cc,
+ u16 offset,
+ u32 value)
+{
+ ssb_write32(cc->dev, offset, value);
+}
+
+static inline void chipco_write32_masked(struct ssb_chipcommon *cc, u16 offset,
+ u32 mask, u32 value)
+{
+ value &= mask;
+ value |= chipco_read32(cc, offset) & ~mask;
+ chipco_write32(cc, offset, value);
+}
+
+void ssb_chipco_set_clockmode(struct ssb_chipcommon *cc,
+ enum ssb_clkmode mode)
+{
+ struct ssb_device *ccdev = cc->dev;
+ struct ssb_bus *bus;
+ u32 tmp;
+
+ if (!ccdev)
+ return;
+ bus = ccdev->bus;
+ /* chipcommon cores prior to rev6 don't support dynamic clock control */
+ if (ccdev->id.revision < 6)
+ return;
+ /* chipcommon cores rev10 are a whole new ball game */
+ if (ccdev->id.revision >= 10)
+ return;
+ if (!(cc->capabilities & SSB_CHIPCO_CAP_PCTL))
+ return;
+
+ switch (mode) {
+ case SSB_CLKMODE_SLOW:
+ tmp = chipco_read32(cc, SSB_CHIPCO_SLOWCLKCTL);
+ tmp |= SSB_CHIPCO_SLOWCLKCTL_FSLOW;
+ chipco_write32(cc, SSB_CHIPCO_SLOWCLKCTL, tmp);
+ break;
+ case SSB_CLKMODE_FAST:
+ ssb_pci_xtal(bus, SSB_GPIO_XTAL, 1); /* Force crystal on */
+ tmp = chipco_read32(cc, SSB_CHIPCO_SLOWCLKCTL);
+ tmp &= ~SSB_CHIPCO_SLOWCLKCTL_FSLOW;
+ tmp |= SSB_CHIPCO_SLOWCLKCTL_IPLL;
+ chipco_write32(cc, SSB_CHIPCO_SLOWCLKCTL, tmp);
+ break;
+ case SSB_CLKMODE_DYNAMIC:
+ tmp = chipco_read32(cc, SSB_CHIPCO_SLOWCLKCTL);
+ tmp &= ~SSB_CHIPCO_SLOWCLKCTL_FSLOW;
+ tmp &= ~SSB_CHIPCO_SLOWCLKCTL_IPLL;
+ tmp &= ~SSB_CHIPCO_SLOWCLKCTL_ENXTAL;
+ if ((tmp & SSB_CHIPCO_SLOWCLKCTL_SRC) != SSB_CHIPCO_SLOWCLKCTL_SRC_XTAL)
+ tmp |= SSB_CHIPCO_SLOWCLKCTL_ENXTAL;
+ chipco_write32(cc, SSB_CHIPCO_SLOWCLKCTL, tmp);
+
+ /* for dynamic control, we have to release our xtal_pu "force on" */
+ if (tmp & SSB_CHIPCO_SLOWCLKCTL_ENXTAL)
+ ssb_pci_xtal(bus, SSB_GPIO_XTAL, 0);
+ break;
+ default:
+ SSB_WARN_ON(1);
+ }
+}
+
+/* Get the Slow Clock Source */
+static enum ssb_clksrc chipco_pctl_get_slowclksrc(struct ssb_chipcommon *cc)
+{
+ struct ssb_bus *bus = cc->dev->bus;
+ u32 uninitialized_var(tmp);
+
+ if (cc->dev->id.revision < 6) {
+ if (bus->bustype == SSB_BUSTYPE_SSB ||
+ bus->bustype == SSB_BUSTYPE_PCMCIA)
+ return SSB_CHIPCO_CLKSRC_XTALOS;
+ if (bus->bustype == SSB_BUSTYPE_PCI) {
+ pci_read_config_dword(bus->host_pci, SSB_GPIO_OUT, &tmp);
+ if (tmp & 0x10)
+ return SSB_CHIPCO_CLKSRC_PCI;
+ return SSB_CHIPCO_CLKSRC_XTALOS;
+ }
+ }
+ if (cc->dev->id.revision < 10) {
+ tmp = chipco_read32(cc, SSB_CHIPCO_SLOWCLKCTL);
+ tmp &= 0x7;
+ if (tmp == 0)
+ return SSB_CHIPCO_CLKSRC_LOPWROS;
+ if (tmp == 1)
+ return SSB_CHIPCO_CLKSRC_XTALOS;
+ if (tmp == 2)
+ return SSB_CHIPCO_CLKSRC_PCI;
+ }
+
+ return SSB_CHIPCO_CLKSRC_XTALOS;
+}
+
+/* Get maximum or minimum (depending on get_max flag) slowclock frequency. */
+static int chipco_pctl_clockfreqlimit(struct ssb_chipcommon *cc, int get_max)
+{
+ int uninitialized_var(limit);
+ enum ssb_clksrc clocksrc;
+ int divisor = 1;
+ u32 tmp;
+
+ clocksrc = chipco_pctl_get_slowclksrc(cc);
+ if (cc->dev->id.revision < 6) {
+ switch (clocksrc) {
+ case SSB_CHIPCO_CLKSRC_PCI:
+ divisor = 64;
+ break;
+ case SSB_CHIPCO_CLKSRC_XTALOS:
+ divisor = 32;
+ break;
+ default:
+ SSB_WARN_ON(1);
+ }
+ } else if (cc->dev->id.revision < 10) {
+ switch (clocksrc) {
+ case SSB_CHIPCO_CLKSRC_LOPWROS:
+ break;
+ case SSB_CHIPCO_CLKSRC_XTALOS:
+ case SSB_CHIPCO_CLKSRC_PCI:
+ tmp = chipco_read32(cc, SSB_CHIPCO_SLOWCLKCTL);
+ divisor = (tmp >> 16) + 1;
+ divisor *= 4;
+ break;
+ }
+ } else {
+ tmp = chipco_read32(cc, SSB_CHIPCO_SYSCLKCTL);
+ divisor = (tmp >> 16) + 1;
+ divisor *= 4;
+ }
+
+ switch (clocksrc) {
+ case SSB_CHIPCO_CLKSRC_LOPWROS:
+ if (get_max)
+ limit = 43000;
+ else
+ limit = 25000;
+ break;
+ case SSB_CHIPCO_CLKSRC_XTALOS:
+ if (get_max)
+ limit = 20200000;
+ else
+ limit = 19800000;
+ break;
+ case SSB_CHIPCO_CLKSRC_PCI:
+ if (get_max)
+ limit = 34000000;
+ else
+ limit = 25000000;
+ break;
+ }
+ limit /= divisor;
+
+ return limit;
+}
+
+static void chipco_powercontrol_init(struct ssb_chipcommon *cc)
+{
+ struct ssb_bus *bus = cc->dev->bus;
+
+ if (bus->chip_id == 0x4321) {
+ if (bus->chip_rev == 0)
+ chipco_write32(cc, SSB_CHIPCO_CHIPCTL, 0x3A4);
+ else if (bus->chip_rev == 1)
+ chipco_write32(cc, SSB_CHIPCO_CHIPCTL, 0xA4);
+ }
+
+ if (!(cc->capabilities & SSB_CHIPCO_CAP_PCTL))
+ return;
+
+ if (cc->dev->id.revision >= 10) {
+ /* Set Idle Power clock rate to 1Mhz */
+ chipco_write32(cc, SSB_CHIPCO_SYSCLKCTL,
+ (chipco_read32(cc, SSB_CHIPCO_SYSCLKCTL) &
+ 0x0000FFFF) | 0x00040000);
+ } else {
+ int maxfreq;
+
+ maxfreq = chipco_pctl_clockfreqlimit(cc, 1);
+ chipco_write32(cc, SSB_CHIPCO_PLLONDELAY,
+ (maxfreq * 150 + 999999) / 1000000);
+ chipco_write32(cc, SSB_CHIPCO_FREFSELDELAY,
+ (maxfreq * 15 + 999999) / 1000000);
+ }
+}
+
+static void calc_fast_powerup_delay(struct ssb_chipcommon *cc)
+{
+ struct ssb_bus *bus = cc->dev->bus;
+ int minfreq;
+ unsigned int tmp;
+ u32 pll_on_delay;
+
+ if (bus->bustype != SSB_BUSTYPE_PCI)
+ return;
+ if (!(cc->capabilities & SSB_CHIPCO_CAP_PCTL))
+ return;
+
+ minfreq = chipco_pctl_clockfreqlimit(cc, 0);
+ pll_on_delay = chipco_read32(cc, SSB_CHIPCO_PLLONDELAY);
+ tmp = (((pll_on_delay + 2) * 1000000) + (minfreq - 1)) / minfreq;
+ SSB_WARN_ON(tmp & ~0xFFFF);
+
+ cc->fast_pwrup_delay = tmp;
+}
+
+void ssb_chipcommon_init(struct ssb_chipcommon *cc)
+{
+ if (!cc->dev)
+ return; /* We don't have a ChipCommon */
+ chipco_powercontrol_init(cc);
+ ssb_chipco_set_clockmode(cc, SSB_CLKMODE_FAST);
+ calc_fast_powerup_delay(cc);
+}
+
+void ssb_chipco_suspend(struct ssb_chipcommon *cc, pm_message_t state)
+{
+ if (!cc->dev)
+ return;
+ ssb_chipco_set_clockmode(cc, SSB_CLKMODE_SLOW);
+}
+
+void ssb_chipco_resume(struct ssb_chipcommon *cc)
+{
+ if (!cc->dev)
+ return;
+ chipco_powercontrol_init(cc);
+ ssb_chipco_set_clockmode(cc, SSB_CLKMODE_FAST);
+}
+
+/* Get the processor clock */
+void ssb_chipco_get_clockcpu(struct ssb_chipcommon *cc,
+ u32 *plltype, u32 *n, u32 *m)
+{
+ *n = chipco_read32(cc, SSB_CHIPCO_CLOCK_N);
+ *plltype = (cc->capabilities & SSB_CHIPCO_CAP_PLLT);
+ switch (*plltype) {
+ case SSB_PLLTYPE_2:
+ case SSB_PLLTYPE_4:
+ case SSB_PLLTYPE_6:
+ case SSB_PLLTYPE_7:
+ *m = chipco_read32(cc, SSB_CHIPCO_CLOCK_MIPS);
+ break;
+ case SSB_PLLTYPE_3:
+ /* 5350 uses m2 to control mips */
+ *m = chipco_read32(cc, SSB_CHIPCO_CLOCK_M2);
+ break;
+ default:
+ *m = chipco_read32(cc, SSB_CHIPCO_CLOCK_SB);
+ break;
+ }
+}
+
+/* Get the bus clock */
+void ssb_chipco_get_clockcontrol(struct ssb_chipcommon *cc,
+ u32 *plltype, u32 *n, u32 *m)
+{
+ *n = chipco_read32(cc, SSB_CHIPCO_CLOCK_N);
+ *plltype = (cc->capabilities & SSB_CHIPCO_CAP_PLLT);
+ switch (*plltype) {
+ case SSB_PLLTYPE_6: /* 100/200 or 120/240 only */
+ *m = chipco_read32(cc, SSB_CHIPCO_CLOCK_MIPS);
+ break;
+ case SSB_PLLTYPE_3: /* 25Mhz, 2 dividers */
+ if (cc->dev->bus->chip_id != 0x5365) {
+ *m = chipco_read32(cc, SSB_CHIPCO_CLOCK_M2);
+ break;
+ }
+ /* Fallthough */
+ default:
+ *m = chipco_read32(cc, SSB_CHIPCO_CLOCK_SB);
+ }
+}
+
+void ssb_chipco_timing_init(struct ssb_chipcommon *cc,
+ unsigned long ns)
+{
+ struct ssb_device *dev = cc->dev;
+ struct ssb_bus *bus = dev->bus;
+ u32 tmp;
+
+ /* set register for external IO to control LED. */
+ chipco_write32(cc, SSB_CHIPCO_PROG_CFG, 0x11);
+ tmp = DIV_ROUND_UP(10, ns) << SSB_PROG_WCNT_3_SHIFT; /* Waitcount-3 = 10ns */
+ tmp |= DIV_ROUND_UP(40, ns) << SSB_PROG_WCNT_1_SHIFT; /* Waitcount-1 = 40ns */
+ tmp |= DIV_ROUND_UP(240, ns); /* Waitcount-0 = 240ns */
+ chipco_write32(cc, SSB_CHIPCO_PROG_WAITCNT, tmp); /* 0x01020a0c for a 100Mhz clock */
+
+ /* Set timing for the flash */
+ tmp = DIV_ROUND_UP(10, ns) << SSB_FLASH_WCNT_3_SHIFT; /* Waitcount-3 = 10nS */
+ tmp |= DIV_ROUND_UP(10, ns) << SSB_FLASH_WCNT_1_SHIFT; /* Waitcount-1 = 10nS */
+ tmp |= DIV_ROUND_UP(120, ns); /* Waitcount-0 = 120nS */
+ if ((bus->chip_id == 0x5365) ||
+ (dev->id.revision < 9))
+ chipco_write32(cc, SSB_CHIPCO_FLASH_WAITCNT, tmp);
+ if ((bus->chip_id == 0x5365) ||
+ (dev->id.revision < 9) ||
+ ((bus->chip_id == 0x5350) && (bus->chip_rev == 0)))
+ chipco_write32(cc, SSB_CHIPCO_PCMCIA_MEMWAIT, tmp);
+
+ if (bus->chip_id == 0x5350) {
+ /* Enable EXTIF */
+ tmp = DIV_ROUND_UP(10, ns) << SSB_PROG_WCNT_3_SHIFT; /* Waitcount-3 = 10ns */
+ tmp |= DIV_ROUND_UP(20, ns) << SSB_PROG_WCNT_2_SHIFT; /* Waitcount-2 = 20ns */
+ tmp |= DIV_ROUND_UP(100, ns) << SSB_PROG_WCNT_1_SHIFT; /* Waitcount-1 = 100ns */
+ tmp |= DIV_ROUND_UP(120, ns); /* Waitcount-0 = 120ns */
+ chipco_write32(cc, SSB_CHIPCO_PROG_WAITCNT, tmp); /* 0x01020a0c for a 100Mhz clock */
+ }
+}
+
+/* Set chip watchdog reset timer to fire in 'ticks' backplane cycles */
+void ssb_chipco_watchdog_timer_set(struct ssb_chipcommon *cc, u32 ticks)
+{
+ /* instant NMI */
+ chipco_write32(cc, SSB_CHIPCO_WATCHDOG, ticks);
+}
+
+u32 ssb_chipco_gpio_in(struct ssb_chipcommon *cc, u32 mask)
+{
+ return chipco_read32(cc, SSB_CHIPCO_GPIOIN) & mask;
+}
+
+void ssb_chipco_gpio_out(struct ssb_chipcommon *cc, u32 mask, u32 value)
+{
+ chipco_write32_masked(cc, SSB_CHIPCO_GPIOOUT, mask, value);
+}
+
+void ssb_chipco_gpio_outen(struct ssb_chipcommon *cc, u32 mask, u32 value)
+{
+ chipco_write32_masked(cc, SSB_CHIPCO_GPIOOUTEN, mask, value);
+}
+
+#ifdef CONFIG_SSB_SERIAL
+int ssb_chipco_serial_init(struct ssb_chipcommon *cc,
+ struct ssb_serial_port *ports)
+{
+ struct ssb_bus *bus = cc->dev->bus;
+ int nr_ports = 0;
+ u32 plltype;
+ unsigned int irq;
+ u32 baud_base, div;
+ u32 i, n;
+
+ plltype = (cc->capabilities & SSB_CHIPCO_CAP_PLLT);
+ irq = ssb_mips_irq(cc->dev);
+
+ if (plltype == SSB_PLLTYPE_1) {
+ /* PLL clock */
+ baud_base = ssb_calc_clock_rate(plltype,
+ chipco_read32(cc, SSB_CHIPCO_CLOCK_N),
+ chipco_read32(cc, SSB_CHIPCO_CLOCK_M2));
+ div = 1;
+ } else {
+ if (cc->dev->id.revision >= 11) {
+ /* Fixed ALP clock */
+ baud_base = 20000000;
+ div = 1;
+ /* Set the override bit so we don't divide it */
+ chipco_write32(cc, SSB_CHIPCO_CORECTL,
+ SSB_CHIPCO_CORECTL_UARTCLK0);
+ } else if (cc->dev->id.revision >= 3) {
+ /* Internal backplane clock */
+ baud_base = ssb_clockspeed(bus);
+ div = chipco_read32(cc, SSB_CHIPCO_CLKDIV)
+ & SSB_CHIPCO_CLKDIV_UART;
+ } else {
+ /* Fixed internal backplane clock */
+ baud_base = 88000000;
+ div = 48;
+ }
+
+ /* Clock source depends on strapping if UartClkOverride is unset */
+ if ((cc->dev->id.revision > 0) &&
+ !(chipco_read32(cc, SSB_CHIPCO_CORECTL) & SSB_CHIPCO_CORECTL_UARTCLK0)) {
+ if ((cc->capabilities & SSB_CHIPCO_CAP_UARTCLK) ==
+ SSB_CHIPCO_CAP_UARTCLK_INT) {
+ /* Internal divided backplane clock */
+ baud_base /= div;
+ } else {
+ /* Assume external clock of 1.8432 MHz */
+ baud_base = 1843200;
+ }
+ }
+ }
+
+ /* Determine the registers of the UARTs */
+ n = (cc->capabilities & SSB_CHIPCO_CAP_NRUART);
+ for (i = 0; i < n; i++) {
+ void __iomem *cc_mmio;
+ void __iomem *uart_regs;
+
+ cc_mmio = cc->dev->bus->mmio + (cc->dev->core_index * SSB_CORE_SIZE);
+ uart_regs = cc_mmio + SSB_CHIPCO_UART0_DATA;
+ /* Offset changed at after rev 0 */
+ if (cc->dev->id.revision == 0)
+ uart_regs += (i * 8);
+ else
+ uart_regs += (i * 256);
+
+ nr_ports++;
+ ports[i].regs = uart_regs;
+ ports[i].irq = irq;
+ ports[i].baud_base = baud_base;
+ ports[i].reg_shift = 0;
+ }
+
+ return nr_ports;
+}
+#endif /* CONFIG_SSB_SERIAL */
--- /dev/null
+/*
+ * Sonics Silicon Backplane
+ * Broadcom EXTIF core driver
+ *
+ * Copyright 2005, Broadcom Corporation
+ * Copyright 2006, 2007, Michael Buesch <mb@bu3sch.de>
+ * Copyright 2006, 2007, Felix Fietkau <nbd@openwrt.org>
+ * Copyright 2007, Aurelien Jarno <aurelien@aurel32.net>
+ *
+ * Licensed under the GNU/GPL. See COPYING for details.
+ */
+
+#include <linux/serial.h>
+#include <linux/serial_core.h>
+#include <linux/serial_reg.h>
+
+#include "ssb_private.h"
+
+
+static inline u32 extif_read32(struct ssb_extif *extif, u16 offset)
+{
+ return ssb_read32(extif->dev, offset);
+}
+
+static inline void extif_write32(struct ssb_extif *extif, u16 offset, u32 value)
+{
+ ssb_write32(extif->dev, offset, value);
+}
+
+static inline void extif_write32_masked(struct ssb_extif *extif, u16 offset,
+ u32 mask, u32 value)
+{
+ value &= mask;
+ value |= extif_read32(extif, offset) & ~mask;
+ extif_write32(extif, offset, value);
+}
+
+#ifdef CONFIG_SSB_SERIAL
+static bool serial_exists(u8 *regs)
+{
+ u8 save_mcr, msr = 0;
+
+ if (regs) {
+ save_mcr = regs[UART_MCR];
+ regs[UART_MCR] = (UART_MCR_LOOP | UART_MCR_OUT2 | UART_MCR_RTS);
+ msr = regs[UART_MSR] & (UART_MSR_DCD | UART_MSR_RI
+ | UART_MSR_CTS | UART_MSR_DSR);
+ regs[UART_MCR] = save_mcr;
+ }
+ return (msr == (UART_MSR_DCD | UART_MSR_CTS));
+}
+
+int ssb_extif_serial_init(struct ssb_extif *extif, struct ssb_serial_port *ports)
+{
+ u32 i, nr_ports = 0;
+
+ /* Disable GPIO interrupt initially */
+ extif_write32(extif, SSB_EXTIF_GPIO_INTPOL, 0);
+ extif_write32(extif, SSB_EXTIF_GPIO_INTMASK, 0);
+
+ for (i = 0; i < 2; i++) {
+ void __iomem *uart_regs;
+
+ uart_regs = ioremap_nocache(SSB_EUART, 16);
+ if (uart_regs) {
+ uart_regs += (i * 8);
+
+ if (serial_exists(uart_regs) && ports) {
+ extif_write32(extif, SSB_EXTIF_GPIO_INTMASK, 2);
+
+ nr_ports++;
+ ports[i].regs = uart_regs;
+ ports[i].irq = 2;
+ ports[i].baud_base = 13500000;
+ ports[i].reg_shift = 0;
+ }
+ iounmap(uart_regs);
+ }
+ }
+ return nr_ports;
+}
+#endif /* CONFIG_SSB_SERIAL */
+
+void ssb_extif_timing_init(struct ssb_extif *extif, unsigned long ns)
+{
+ u32 tmp;
+
+ /* Initialize extif so we can get to the LEDs and external UART */
+ extif_write32(extif, SSB_EXTIF_PROG_CFG, SSB_EXTCFG_EN);
+
+ /* Set timing for the flash */
+ tmp = DIV_ROUND_UP(10, ns) << SSB_PROG_WCNT_3_SHIFT;
+ tmp |= DIV_ROUND_UP(40, ns) << SSB_PROG_WCNT_1_SHIFT;
+ tmp |= DIV_ROUND_UP(120, ns);
+ extif_write32(extif, SSB_EXTIF_PROG_WAITCNT, tmp);
+
+ /* Set programmable interface timing for external uart */
+ tmp = DIV_ROUND_UP(10, ns) << SSB_PROG_WCNT_3_SHIFT;
+ tmp |= DIV_ROUND_UP(20, ns) << SSB_PROG_WCNT_2_SHIFT;
+ tmp |= DIV_ROUND_UP(100, ns) << SSB_PROG_WCNT_1_SHIFT;
+ tmp |= DIV_ROUND_UP(120, ns);
+ extif_write32(extif, SSB_EXTIF_PROG_WAITCNT, tmp);
+}
+
+void ssb_extif_get_clockcontrol(struct ssb_extif *extif,
+ u32 *pll_type, u32 *n, u32 *m)
+{
+ *pll_type = SSB_PLLTYPE_1;
+ *n = extif_read32(extif, SSB_EXTIF_CLOCK_N);
+ *m = extif_read32(extif, SSB_EXTIF_CLOCK_SB);
+}
+
+u32 ssb_extif_gpio_in(struct ssb_extif *extif, u32 mask)
+{
+ return extif_read32(extif, SSB_EXTIF_GPIO_IN) & mask;
+}
+
+void ssb_extif_gpio_out(struct ssb_extif *extif, u32 mask, u32 value)
+{
+ return extif_write32_masked(extif, SSB_EXTIF_GPIO_OUT(0),
+ mask, value);
+}
+
+void ssb_extif_gpio_outen(struct ssb_extif *extif, u32 mask, u32 value)
+{
+ return extif_write32_masked(extif, SSB_EXTIF_GPIO_OUTEN(0),
+ mask, value);
+}
+
--- /dev/null
+/*
+ * Sonics Silicon Backplane
+ * Broadcom MIPS core driver
+ *
+ * Copyright 2005, Broadcom Corporation
+ * Copyright 2006, 2007, Michael Buesch <mb@bu3sch.de>
+ *
+ * Licensed under the GNU/GPL. See COPYING for details.
+ */
+
+#include <linux/ssb/ssb.h>
+
+#include <linux/serial.h>
+#include <linux/serial_core.h>
+#include <linux/serial_reg.h>
+#include <linux/time.h>
+
+#include "ssb_private.h"
+
+
+static inline u32 mips_read32(struct ssb_mipscore *mcore,
+ u16 offset)
+{
+ return ssb_read32(mcore->dev, offset);
+}
+
+static inline void mips_write32(struct ssb_mipscore *mcore,
+ u16 offset,
+ u32 value)
+{
+ ssb_write32(mcore->dev, offset, value);
+}
+
+static const u32 ipsflag_irq_mask[] = {
+ 0,
+ SSB_IPSFLAG_IRQ1,
+ SSB_IPSFLAG_IRQ2,
+ SSB_IPSFLAG_IRQ3,
+ SSB_IPSFLAG_IRQ4,
+};
+
+static const u32 ipsflag_irq_shift[] = {
+ 0,
+ SSB_IPSFLAG_IRQ1_SHIFT,
+ SSB_IPSFLAG_IRQ2_SHIFT,
+ SSB_IPSFLAG_IRQ3_SHIFT,
+ SSB_IPSFLAG_IRQ4_SHIFT,
+};
+
+static inline u32 ssb_irqflag(struct ssb_device *dev)
+{
+ return ssb_read32(dev, SSB_TPSFLAG) & SSB_TPSFLAG_BPFLAG;
+}
+
+/* Get the MIPS IRQ assignment for a specified device.
+ * If unassigned, 0 is returned.
+ */
+unsigned int ssb_mips_irq(struct ssb_device *dev)
+{
+ struct ssb_bus *bus = dev->bus;
+ u32 irqflag;
+ u32 ipsflag;
+ u32 tmp;
+ unsigned int irq;
+
+ irqflag = ssb_irqflag(dev);
+ ipsflag = ssb_read32(bus->mipscore.dev, SSB_IPSFLAG);
+ for (irq = 1; irq <= 4; irq++) {
+ tmp = ((ipsflag & ipsflag_irq_mask[irq]) >> ipsflag_irq_shift[irq]);
+ if (tmp == irqflag)
+ break;
+ }
+ if (irq == 5)
+ irq = 0;
+
+ return irq;
+}
+
+static void clear_irq(struct ssb_bus *bus, unsigned int irq)
+{
+ struct ssb_device *dev = bus->mipscore.dev;
+
+ /* Clear the IRQ in the MIPScore backplane registers */
+ if (irq == 0) {
+ ssb_write32(dev, SSB_INTVEC, 0);
+ } else {
+ ssb_write32(dev, SSB_IPSFLAG,
+ ssb_read32(dev, SSB_IPSFLAG) |
+ ipsflag_irq_mask[irq]);
+ }
+}
+
+static void set_irq(struct ssb_device *dev, unsigned int irq)
+{
+ unsigned int oldirq = ssb_mips_irq(dev);
+ struct ssb_bus *bus = dev->bus;
+ struct ssb_device *mdev = bus->mipscore.dev;
+ u32 irqflag = ssb_irqflag(dev);
+
+ dev->irq = irq + 2;
+
+ ssb_dprintk(KERN_INFO PFX
+ "set_irq: core 0x%04x, irq %d => %d\n",
+ dev->id.coreid, oldirq, irq);
+ /* clear the old irq */
+ if (oldirq == 0)
+ ssb_write32(mdev, SSB_INTVEC, (~(1 << irqflag) & ssb_read32(mdev, SSB_INTVEC)));
+ else
+ clear_irq(bus, oldirq);
+
+ /* assign the new one */
+ if (irq == 0) {
+ ssb_write32(mdev, SSB_INTVEC, ((1 << irqflag) | ssb_read32(mdev, SSB_INTVEC)));
+ } else {
+ irqflag <<= ipsflag_irq_shift[irq];
+ irqflag |= (ssb_read32(mdev, SSB_IPSFLAG) & ~ipsflag_irq_mask[irq]);
+ ssb_write32(mdev, SSB_IPSFLAG, irqflag);
+ }
+}
+
+static void ssb_mips_serial_init(struct ssb_mipscore *mcore)
+{
+ struct ssb_bus *bus = mcore->dev->bus;
+
+ if (bus->extif.dev)
+ mcore->nr_serial_ports = ssb_extif_serial_init(&bus->extif, mcore->serial_ports);
+ else if (bus->chipco.dev)
+ mcore->nr_serial_ports = ssb_chipco_serial_init(&bus->chipco, mcore->serial_ports);
+ else
+ mcore->nr_serial_ports = 0;
+}
+
+static void ssb_mips_flash_detect(struct ssb_mipscore *mcore)
+{
+ struct ssb_bus *bus = mcore->dev->bus;
+
+ mcore->flash_buswidth = 2;
+ if (bus->chipco.dev) {
+ mcore->flash_window = 0x1c000000;
+ mcore->flash_window_size = 0x02000000;
+ if ((ssb_read32(bus->chipco.dev, SSB_CHIPCO_FLASH_CFG)
+ & SSB_CHIPCO_CFG_DS16) == 0)
+ mcore->flash_buswidth = 1;
+ } else {
+ mcore->flash_window = 0x1fc00000;
+ mcore->flash_window_size = 0x00400000;
+ }
+}
+
+u32 ssb_cpu_clock(struct ssb_mipscore *mcore)
+{
+ struct ssb_bus *bus = mcore->dev->bus;
+ u32 pll_type, n, m, rate = 0;
+
+ if (bus->extif.dev) {
+ ssb_extif_get_clockcontrol(&bus->extif, &pll_type, &n, &m);
+ } else if (bus->chipco.dev) {
+ ssb_chipco_get_clockcpu(&bus->chipco, &pll_type, &n, &m);
+ } else
+ return 0;
+
+ if ((pll_type == SSB_PLLTYPE_5) || (bus->chip_id == 0x5365)) {
+ rate = 200000000;
+ } else {
+ rate = ssb_calc_clock_rate(pll_type, n, m);
+ }
+
+ if (pll_type == SSB_PLLTYPE_6) {
+ rate *= 2;
+ }
+
+ return rate;
+}
+
+void ssb_mipscore_init(struct ssb_mipscore *mcore)
+{
+ struct ssb_bus *bus;
+ struct ssb_device *dev;
+ unsigned long hz, ns;
+ unsigned int irq, i;
+
+ if (!mcore->dev)
+ return; /* We don't have a MIPS core */
+
+ ssb_dprintk(KERN_INFO PFX "Initializing MIPS core...\n");
+
+ bus = mcore->dev->bus;
+ hz = ssb_clockspeed(bus);
+ if (!hz)
+ hz = 100000000;
+ ns = 1000000000 / hz;
+
+ if (bus->extif.dev)
+ ssb_extif_timing_init(&bus->extif, ns);
+ else if (bus->chipco.dev)
+ ssb_chipco_timing_init(&bus->chipco, ns);
+
+ /* Assign IRQs to all cores on the bus, start with irq line 2, because serial usually takes 1 */
+ for (irq = 2, i = 0; i < bus->nr_devices; i++) {
+ dev = &(bus->devices[i]);
+ dev->irq = ssb_mips_irq(dev) + 2;
+ switch (dev->id.coreid) {
+ case SSB_DEV_USB11_HOST:
+ /* shouldn't need a separate irq line for non-4710, most of them have a proper
+ * external usb controller on the pci */
+ if ((bus->chip_id == 0x4710) && (irq <= 4)) {
+ set_irq(dev, irq++);
+ break;
+ }
+ /* fallthrough */
+ case SSB_DEV_PCI:
+ case SSB_DEV_ETHERNET:
+ case SSB_DEV_80211:
+ case SSB_DEV_USB20_HOST:
+ /* These devices get their own IRQ line if available, the rest goes on IRQ0 */
+ if (irq <= 4) {
+ set_irq(dev, irq++);
+ break;
+ }
+ }
+ }
+
+ ssb_mips_serial_init(mcore);
+ ssb_mips_flash_detect(mcore);
+}
--- /dev/null
+/*
+ * Sonics Silicon Backplane
+ * Broadcom PCI-core driver
+ *
+ * Copyright 2005, Broadcom Corporation
+ * Copyright 2006, 2007, Michael Buesch <mb@bu3sch.de>
+ *
+ * Licensed under the GNU/GPL. See COPYING for details.
+ */
+
+#include <linux/ssb/ssb.h>
+#include <linux/pci.h>
+#include <linux/delay.h>
+
+#include "ssb_private.h"
+
+
+static inline
+u32 pcicore_read32(struct ssb_pcicore *pc, u16 offset)
+{
+ return ssb_read32(pc->dev, offset);
+}
+
+static inline
+void pcicore_write32(struct ssb_pcicore *pc, u16 offset, u32 value)
+{
+ ssb_write32(pc->dev, offset, value);
+}
+
+/**************************************************
+ * Code for hostmode operation.
+ **************************************************/
+
+#ifdef CONFIG_SSB_PCICORE_HOSTMODE
+
+#include <asm/paccess.h>
+/* Probe a 32bit value on the bus and catch bus exceptions.
+ * Returns nonzero on a bus exception.
+ * This is MIPS specific */
+#define mips_busprobe32(val, addr) get_dbe((val), ((u32 *)(addr)))
+
+/* Assume one-hot slot wiring */
+#define SSB_PCI_SLOT_MAX 16
+
+/* Global lock is OK, as we won't have more than one extpci anyway. */
+static DEFINE_SPINLOCK(cfgspace_lock);
+/* Core to access the external PCI config space. Can only have one. */
+static struct ssb_pcicore *extpci_core;
+
+static u32 ssb_pcicore_pcibus_iobase = 0x100;
+static u32 ssb_pcicore_pcibus_membase = SSB_PCI_DMA;
+
+int pcibios_plat_dev_init(struct pci_dev *d)
+{
+ struct resource *res;
+ int pos, size;
+ u32 *base;
+
+ ssb_printk(KERN_INFO "PCI: Fixing up device %s\n",
+ pci_name(d));
+
+ /* Fix up resource bases */
+ for (pos = 0; pos < 6; pos++) {
+ res = &d->resource[pos];
+ if (res->flags & IORESOURCE_IO)
+ base = &ssb_pcicore_pcibus_iobase;
+ else
+ base = &ssb_pcicore_pcibus_membase;
+ if (res->end) {
+ size = res->end - res->start + 1;
+ if (*base & (size - 1))
+ *base = (*base + size) & ~(size - 1);
+ res->start = *base;
+ res->end = res->start + size - 1;
+ *base += size;
+ pci_write_config_dword(d, PCI_BASE_ADDRESS_0 + (pos << 2), res->start);
+ }
+ /* Fix up PCI bridge BAR0 only */
+ if (d->bus->number == 0 && PCI_SLOT(d->devfn) == 0)
+ break;
+ }
+ /* Fix up interrupt lines */
+ d->irq = ssb_mips_irq(extpci_core->dev) + 2;
+ pci_write_config_byte(d, PCI_INTERRUPT_LINE, d->irq);
+
+ return 0;
+}
+
+static void __init ssb_fixup_pcibridge(struct pci_dev *dev)
+{
+ if (dev->bus->number != 0 || PCI_SLOT(dev->devfn) != 0)
+ return;
+
+ ssb_printk(KERN_INFO "PCI: fixing up bridge\n");
+
+ /* Enable PCI bridge bus mastering and memory space */
+ pci_set_master(dev);
+ pcibios_enable_device(dev, ~0);
+
+ /* Enable PCI bridge BAR1 prefetch and burst */
+ pci_write_config_dword(dev, SSB_BAR1_CONTROL, 3);
+
+ /* Make sure our latency is high enough to handle the devices behind us */
+ pci_write_config_byte(dev, PCI_LATENCY_TIMER, 0xa8);
+}
+DECLARE_PCI_FIXUP_EARLY(PCI_ANY_ID, PCI_ANY_ID, ssb_fixup_pcibridge);
+
+int __init pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
+{
+ return ssb_mips_irq(extpci_core->dev) + 2;
+}
+
+static u32 get_cfgspace_addr(struct ssb_pcicore *pc,
+ unsigned int bus, unsigned int dev,
+ unsigned int func, unsigned int off)
+{
+ u32 addr = 0;
+ u32 tmp;
+
+ if (unlikely(pc->cardbusmode && dev > 1))
+ goto out;
+ if (bus == 0) {
+ /* Type 0 transaction */
+ if (unlikely(dev >= SSB_PCI_SLOT_MAX))
+ goto out;
+ /* Slide the window */
+ tmp = SSB_PCICORE_SBTOPCI_CFG0;
+ tmp |= ((1 << (dev + 16)) & SSB_PCICORE_SBTOPCI1_MASK);
+ pcicore_write32(pc, SSB_PCICORE_SBTOPCI1, tmp);
+ /* Calculate the address */
+ addr = SSB_PCI_CFG;
+ addr |= ((1 << (dev + 16)) & ~SSB_PCICORE_SBTOPCI1_MASK);
+ addr |= (func << 8);
+ addr |= (off & ~3);
+ } else {
+ /* Type 1 transaction */
+ pcicore_write32(pc, SSB_PCICORE_SBTOPCI1,
+ SSB_PCICORE_SBTOPCI_CFG1);
+ /* Calculate the address */
+ addr = SSB_PCI_CFG;
+ addr |= (bus << 16);
+ addr |= (dev << 11);
+ addr |= (func << 8);
+ addr |= (off & ~3);
+ }
+out:
+ return addr;
+}
+
+static int ssb_extpci_read_config(struct ssb_pcicore *pc,
+ unsigned int bus, unsigned int dev,
+ unsigned int func, unsigned int off,
+ void *buf, int len)
+{
+ int err = -EINVAL;
+ u32 addr, val;
+ void __iomem *mmio;
+
+ SSB_WARN_ON(!pc->hostmode);
+ if (unlikely(len != 1 && len != 2 && len != 4))
+ goto out;
+ addr = get_cfgspace_addr(pc, bus, dev, func, off);
+ if (unlikely(!addr))
+ goto out;
+ err = -ENOMEM;
+ mmio = ioremap_nocache(addr, len);
+ if (!mmio)
+ goto out;
+
+ if (mips_busprobe32(val, mmio)) {
+ val = 0xffffffff;
+ goto unmap;
+ }
+
+ val = readl(mmio);
+ val >>= (8 * (off & 3));
+
+ switch (len) {
+ case 1:
+ *((u8 *)buf) = (u8)val;
+ break;
+ case 2:
+ *((u16 *)buf) = (u16)val;
+ break;
+ case 4:
+ *((u32 *)buf) = (u32)val;
+ break;
+ }
+ err = 0;
+unmap:
+ iounmap(mmio);
+out:
+ return err;
+}
+
+static int ssb_extpci_write_config(struct ssb_pcicore *pc,
+ unsigned int bus, unsigned int dev,
+ unsigned int func, unsigned int off,
+ const void *buf, int len)
+{
+ int err = -EINVAL;
+ u32 addr, val = 0;
+ void __iomem *mmio;
+
+ SSB_WARN_ON(!pc->hostmode);
+ if (unlikely(len != 1 && len != 2 && len != 4))
+ goto out;
+ addr = get_cfgspace_addr(pc, bus, dev, func, off);
+ if (unlikely(!addr))
+ goto out;
+ err = -ENOMEM;
+ mmio = ioremap_nocache(addr, len);
+ if (!mmio)
+ goto out;
+
+ if (mips_busprobe32(val, mmio)) {
+ val = 0xffffffff;
+ goto unmap;
+ }
+
+ switch (len) {
+ case 1:
+ val = readl(mmio);
+ val &= ~(0xFF << (8 * (off & 3)));
+ val |= *((const u8 *)buf) << (8 * (off & 3));
+ break;
+ case 2:
+ val = readl(mmio);
+ val &= ~(0xFFFF << (8 * (off & 3)));
+ val |= *((const u16 *)buf) << (8 * (off & 3));
+ break;
+ case 4:
+ val = *((const u32 *)buf);
+ break;
+ }
+ writel(val, mmio);
+
+ err = 0;
+unmap:
+ iounmap(mmio);
+out:
+ return err;
+}
+
+static int ssb_pcicore_read_config(struct pci_bus *bus, unsigned int devfn,
+ int reg, int size, u32 *val)
+{
+ unsigned long flags;
+ int err;
+
+ spin_lock_irqsave(&cfgspace_lock, flags);
+ err = ssb_extpci_read_config(extpci_core, bus->number, PCI_SLOT(devfn),
+ PCI_FUNC(devfn), reg, val, size);
+ spin_unlock_irqrestore(&cfgspace_lock, flags);
+
+ return err ? PCIBIOS_DEVICE_NOT_FOUND : PCIBIOS_SUCCESSFUL;
+}
+
+static int ssb_pcicore_write_config(struct pci_bus *bus, unsigned int devfn,
+ int reg, int size, u32 val)
+{
+ unsigned long flags;
+ int err;
+
+ spin_lock_irqsave(&cfgspace_lock, flags);
+ err = ssb_extpci_write_config(extpci_core, bus->number, PCI_SLOT(devfn),
+ PCI_FUNC(devfn), reg, &val, size);
+ spin_unlock_irqrestore(&cfgspace_lock, flags);
+
+ return err ? PCIBIOS_DEVICE_NOT_FOUND : PCIBIOS_SUCCESSFUL;
+}
+
+static struct pci_ops ssb_pcicore_pciops = {
+ .read = ssb_pcicore_read_config,
+ .write = ssb_pcicore_write_config,
+};
+
+static struct resource ssb_pcicore_mem_resource = {
+ .name = "SSB PCIcore external memory",
+ .start = SSB_PCI_DMA,
+ .end = SSB_PCI_DMA + SSB_PCI_DMA_SZ - 1,
+ .flags = IORESOURCE_MEM,
+};
+
+static struct resource ssb_pcicore_io_resource = {
+ .name = "SSB PCIcore external I/O",
+ .start = 0x100,
+ .end = 0x7FF,
+ .flags = IORESOURCE_IO,
+};
+
+static struct pci_controller ssb_pcicore_controller = {
+ .pci_ops = &ssb_pcicore_pciops,
+ .io_resource = &ssb_pcicore_io_resource,
+ .mem_resource = &ssb_pcicore_mem_resource,
+ .mem_offset = 0x24000000,
+};
+
+static void ssb_pcicore_init_hostmode(struct ssb_pcicore *pc)
+{
+ u32 val;
+
+ if (WARN_ON(extpci_core))
+ return;
+ extpci_core = pc;
+
+ ssb_dprintk(KERN_INFO PFX "PCIcore in host mode found\n");
+ /* Reset devices on the external PCI bus */
+ val = SSB_PCICORE_CTL_RST_OE;
+ val |= SSB_PCICORE_CTL_CLK_OE;
+ pcicore_write32(pc, SSB_PCICORE_CTL, val);
+ val |= SSB_PCICORE_CTL_CLK; /* Clock on */
+ pcicore_write32(pc, SSB_PCICORE_CTL, val);
+ udelay(150); /* Assertion time demanded by the PCI standard */
+ val |= SSB_PCICORE_CTL_RST; /* Deassert RST# */
+ pcicore_write32(pc, SSB_PCICORE_CTL, val);
+ val = SSB_PCICORE_ARBCTL_INTERN;
+ pcicore_write32(pc, SSB_PCICORE_ARBCTL, val);
+ udelay(1); /* Assertion time demanded by the PCI standard */
+
+ /*TODO cardbus mode */
+
+ /* 64MB I/O window */
+ pcicore_write32(pc, SSB_PCICORE_SBTOPCI0,
+ SSB_PCICORE_SBTOPCI_IO);
+ /* 64MB config space */
+ pcicore_write32(pc, SSB_PCICORE_SBTOPCI1,
+ SSB_PCICORE_SBTOPCI_CFG0);
+ /* 1GB memory window */
+ pcicore_write32(pc, SSB_PCICORE_SBTOPCI2,
+ SSB_PCICORE_SBTOPCI_MEM | SSB_PCI_DMA);
+
+ /* Enable PCI bridge BAR0 prefetch and burst */
+ val = PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY;
+ ssb_extpci_write_config(pc, 0, 0, 0, PCI_COMMAND, &val, 2);
+ /* Clear error conditions */
+ val = 0;
+ ssb_extpci_write_config(pc, 0, 0, 0, PCI_STATUS, &val, 2);
+
+ /* Enable PCI interrupts */
+ pcicore_write32(pc, SSB_PCICORE_IMASK,
+ SSB_PCICORE_IMASK_INTA);
+
+ /* Ok, ready to run, register it to the system.
+ * The following needs change, if we want to port hostmode
+ * to non-MIPS platform. */
+ set_io_port_base((unsigned long)ioremap_nocache(SSB_PCI_MEM, 0x04000000));
+ /* Give some time to the PCI controller to configure itself with the new
+ * values. Not waiting at this point causes crashes of the machine. */
+ mdelay(10);
+ register_pci_controller(&ssb_pcicore_controller);
+}
+
+static int pcicore_is_in_hostmode(struct ssb_pcicore *pc)
+{
+ struct ssb_bus *bus = pc->dev->bus;
+ u16 chipid_top;
+ u32 tmp;
+
+ chipid_top = (bus->chip_id & 0xFF00);
+ if (chipid_top != 0x4700 &&
+ chipid_top != 0x5300)
+ return 0;
+
+ if (bus->sprom.r1.boardflags_lo & SSB_PCICORE_BFL_NOPCI)
+ return 0;
+
+ /* The 200-pin BCM4712 package does not bond out PCI. Even when
+ * PCI is bonded out, some boards may leave the pins floating. */
+ if (bus->chip_id == 0x4712) {
+ if (bus->chip_package == SSB_CHIPPACK_BCM4712S)
+ return 0;
+ if (bus->chip_package == SSB_CHIPPACK_BCM4712M)
+ return 0;
+ }
+ if (bus->chip_id == 0x5350)
+ return 0;
+
+ return !mips_busprobe32(tmp, (bus->mmio + (pc->dev->core_index * SSB_CORE_SIZE)));
+}
+#endif /* CONFIG_SSB_PCICORE_HOSTMODE */
+
+
+/**************************************************
+ * Generic and Clientmode operation code.
+ **************************************************/
+
+static void ssb_pcicore_init_clientmode(struct ssb_pcicore *pc)
+{
+ /* Disable PCI interrupts. */
+ ssb_write32(pc->dev, SSB_INTVEC, 0);
+}
+
+void ssb_pcicore_init(struct ssb_pcicore *pc)
+{
+ struct ssb_device *dev = pc->dev;
+ struct ssb_bus *bus;
+
+ if (!dev)
+ return;
+ bus = dev->bus;
+ if (!ssb_device_is_enabled(dev))
+ ssb_device_enable(dev, 0);
+
+#ifdef CONFIG_SSB_PCICORE_HOSTMODE
+ pc->hostmode = pcicore_is_in_hostmode(pc);
+ if (pc->hostmode)
+ ssb_pcicore_init_hostmode(pc);
+#endif /* CONFIG_SSB_PCICORE_HOSTMODE */
+ if (!pc->hostmode)
+ ssb_pcicore_init_clientmode(pc);
+}
+
+static u32 ssb_pcie_read(struct ssb_pcicore *pc, u32 address)
+{
+ pcicore_write32(pc, 0x130, address);
+ return pcicore_read32(pc, 0x134);
+}
+
+static void ssb_pcie_write(struct ssb_pcicore *pc, u32 address, u32 data)
+{
+ pcicore_write32(pc, 0x130, address);
+ pcicore_write32(pc, 0x134, data);
+}
+
+static void ssb_pcie_mdio_write(struct ssb_pcicore *pc, u8 device,
+ u8 address, u16 data)
+{
+ const u16 mdio_control = 0x128;
+ const u16 mdio_data = 0x12C;
+ u32 v;
+ int i;
+
+ v = 0x80; /* Enable Preamble Sequence */
+ v |= 0x2; /* MDIO Clock Divisor */
+ pcicore_write32(pc, mdio_control, v);
+
+ v = (1 << 30); /* Start of Transaction */
+ v |= (1 << 28); /* Write Transaction */
+ v |= (1 << 17); /* Turnaround */
+ v |= (u32)device << 22;
+ v |= (u32)address << 18;
+ v |= data;
+ pcicore_write32(pc, mdio_data, v);
+ /* Wait for the device to complete the transaction */
+ udelay(10);
+ for (i = 0; i < 10; i++) {
+ v = pcicore_read32(pc, mdio_control);
+ if (v & 0x100 /* Trans complete */)
+ break;
+ msleep(1);
+ }
+ pcicore_write32(pc, mdio_control, 0);
+}
+
+static void ssb_broadcast_value(struct ssb_device *dev,
+ u32 address, u32 data)
+{
+ /* This is used for both, PCI and ChipCommon core, so be careful. */
+ BUILD_BUG_ON(SSB_PCICORE_BCAST_ADDR != SSB_CHIPCO_BCAST_ADDR);
+ BUILD_BUG_ON(SSB_PCICORE_BCAST_DATA != SSB_CHIPCO_BCAST_DATA);
+
+ ssb_write32(dev, SSB_PCICORE_BCAST_ADDR, address);
+ ssb_read32(dev, SSB_PCICORE_BCAST_ADDR); /* flush */
+ ssb_write32(dev, SSB_PCICORE_BCAST_DATA, data);
+ ssb_read32(dev, SSB_PCICORE_BCAST_DATA); /* flush */
+}
+
+static void ssb_commit_settings(struct ssb_bus *bus)
+{
+ struct ssb_device *dev;
+
+ dev = bus->chipco.dev ? bus->chipco.dev : bus->pcicore.dev;
+ if (WARN_ON(!dev))
+ return;
+ /* This forces an update of the cached registers. */
+ ssb_broadcast_value(dev, 0xFD8, 0);
+}
+
+int ssb_pcicore_dev_irqvecs_enable(struct ssb_pcicore *pc,
+ struct ssb_device *dev)
+{
+ struct ssb_device *pdev = pc->dev;
+ struct ssb_bus *bus;
+ int err = 0;
+ u32 tmp;
+
+ might_sleep();
+
+ if (!pdev)
+ goto out;
+ bus = pdev->bus;
+
+ /* Enable interrupts for this device. */
+ if (bus->host_pci &&
+ ((pdev->id.revision >= 6) || (pdev->id.coreid == SSB_DEV_PCIE))) {
+ u32 coremask;
+
+ /* Calculate the "coremask" for the device. */
+ coremask = (1 << dev->core_index);
+
+ err = pci_read_config_dword(bus->host_pci, SSB_PCI_IRQMASK, &tmp);
+ if (err)
+ goto out;
+ tmp |= coremask << 8;
+ err = pci_write_config_dword(bus->host_pci, SSB_PCI_IRQMASK, tmp);
+ if (err)
+ goto out;
+ } else {
+ u32 intvec;
+
+ intvec = ssb_read32(pdev, SSB_INTVEC);
+ if ((bus->chip_id & 0xFF00) == 0x4400) {
+ /* Workaround: On the BCM44XX the BPFLAG routing
+ * bit is wrong. Use a hardcoded constant. */
+ intvec |= 0x00000002;
+ } else {
+ tmp = ssb_read32(dev, SSB_TPSFLAG);
+ tmp &= SSB_TPSFLAG_BPFLAG;
+ intvec |= tmp;
+ }
+ ssb_write32(pdev, SSB_INTVEC, intvec);
+ }
+
+ /* Setup PCIcore operation. */
+ if (pc->setup_done)
+ goto out;
+ if (pdev->id.coreid == SSB_DEV_PCI) {
+ tmp = pcicore_read32(pc, SSB_PCICORE_SBTOPCI2);
+ tmp |= SSB_PCICORE_SBTOPCI_PREF;
+ tmp |= SSB_PCICORE_SBTOPCI_BURST;
+ pcicore_write32(pc, SSB_PCICORE_SBTOPCI2, tmp);
+
+ if (pdev->id.revision < 5) {
+ tmp = ssb_read32(pdev, SSB_IMCFGLO);
+ tmp &= ~SSB_IMCFGLO_SERTO;
+ tmp |= 2;
+ tmp &= ~SSB_IMCFGLO_REQTO;
+ tmp |= 3 << SSB_IMCFGLO_REQTO_SHIFT;
+ ssb_write32(pdev, SSB_IMCFGLO, tmp);
+ ssb_commit_settings(bus);
+ } else if (pdev->id.revision >= 11) {
+ tmp = pcicore_read32(pc, SSB_PCICORE_SBTOPCI2);
+ tmp |= SSB_PCICORE_SBTOPCI_MRM;
+ pcicore_write32(pc, SSB_PCICORE_SBTOPCI2, tmp);
+ }
+ } else {
+ WARN_ON(pdev->id.coreid != SSB_DEV_PCIE);
+ //TODO: Better make defines for all these magic PCIE values.
+ if ((pdev->id.revision == 0) || (pdev->id.revision == 1)) {
+ /* TLP Workaround register. */
+ tmp = ssb_pcie_read(pc, 0x4);
+ tmp |= 0x8;
+ ssb_pcie_write(pc, 0x4, tmp);
+ }
+ if (pdev->id.revision == 0) {
+ const u8 serdes_rx_device = 0x1F;
+
+ ssb_pcie_mdio_write(pc, serdes_rx_device,
+ 2 /* Timer */, 0x8128);
+ ssb_pcie_mdio_write(pc, serdes_rx_device,
+ 6 /* CDR */, 0x0100);
+ ssb_pcie_mdio_write(pc, serdes_rx_device,
+ 7 /* CDR BW */, 0x1466);
+ } else if (pdev->id.revision == 1) {
+ /* DLLP Link Control register. */
+ tmp = ssb_pcie_read(pc, 0x100);
+ tmp |= 0x40;
+ ssb_pcie_write(pc, 0x100, tmp);
+ }
+ }
+ pc->setup_done = 1;
+out:
+ return err;
+}
+EXPORT_SYMBOL(ssb_pcicore_dev_irqvecs_enable);
--- /dev/null
+/*
+ * Sonics Silicon Backplane
+ * Subsystem core
+ *
+ * Copyright 2005, Broadcom Corporation
+ * Copyright 2006, 2007, Michael Buesch <mb@bu3sch.de>
+ *
+ * Licensed under the GNU/GPL. See COPYING for details.
+ */
+
+#include "ssb_private.h"
+
+#include <linux/delay.h>
+#include <linux/io.h>
+#include <linux/ssb/ssb.h>
+#include <linux/ssb/ssb_regs.h>
+#include <linux/dma-mapping.h>
+#include <linux/pci.h>
+
+#include <pcmcia/cs_types.h>
+#include <pcmcia/cs.h>
+#include <pcmcia/cistpl.h>
+#include <pcmcia/ds.h>
+
+
+MODULE_DESCRIPTION("Sonics Silicon Backplane driver");
+MODULE_LICENSE("GPL");
+
+
+/* Temporary list of yet-to-be-attached buses */
+static LIST_HEAD(attach_queue);
+/* List if running buses */
+static LIST_HEAD(buses);
+/* Software ID counter */
+static unsigned int next_busnumber;
+/* buses_mutes locks the two buslists and the next_busnumber.
+ * Don't lock this directly, but use ssb_buses_[un]lock() below. */
+static DEFINE_MUTEX(buses_mutex);
+
+/* There are differences in the codeflow, if the bus is
+ * initialized from early boot, as various needed services
+ * are not available early. This is a mechanism to delay
+ * these initializations to after early boot has finished.
+ * It's also used to avoid mutex locking, as that's not
+ * available and needed early. */
+static bool ssb_is_early_boot = 1;
+
+static void ssb_buses_lock(void);
+static void ssb_buses_unlock(void);
+
+
+#ifdef CONFIG_SSB_PCIHOST
+struct ssb_bus *ssb_pci_dev_to_bus(struct pci_dev *pdev)
+{
+ struct ssb_bus *bus;
+
+ ssb_buses_lock();
+ list_for_each_entry(bus, &buses, list) {
+ if (bus->bustype == SSB_BUSTYPE_PCI &&
+ bus->host_pci == pdev)
+ goto found;
+ }
+ bus = NULL;
+found:
+ ssb_buses_unlock();
+
+ return bus;
+}
+#endif /* CONFIG_SSB_PCIHOST */
+
+static struct ssb_device *ssb_device_get(struct ssb_device *dev)
+{
+ if (dev)
+ get_device(dev->dev);
+ return dev;
+}
+
+static void ssb_device_put(struct ssb_device *dev)
+{
+ if (dev)
+ put_device(dev->dev);
+}
+
+static int ssb_bus_resume(struct ssb_bus *bus)
+{
+ int err;
+
+ ssb_pci_xtal(bus, SSB_GPIO_XTAL | SSB_GPIO_PLL, 1);
+ err = ssb_pcmcia_init(bus);
+ if (err) {
+ /* No need to disable XTAL, as we don't have one on PCMCIA. */
+ return err;
+ }
+ ssb_chipco_resume(&bus->chipco);
+
+ return 0;
+}
+
+static int ssb_device_resume(struct device *dev)
+{
+ struct ssb_device *ssb_dev = dev_to_ssb_dev(dev);
+ struct ssb_driver *ssb_drv;
+ struct ssb_bus *bus;
+ int err = 0;
+
+ bus = ssb_dev->bus;
+ if (bus->suspend_cnt == bus->nr_devices) {
+ err = ssb_bus_resume(bus);
+ if (err)
+ return err;
+ }
+ bus->suspend_cnt--;
+ if (dev->driver) {
+ ssb_drv = drv_to_ssb_drv(dev->driver);
+ if (ssb_drv && ssb_drv->resume)
+ err = ssb_drv->resume(ssb_dev);
+ if (err)
+ goto out;
+ }
+out:
+ return err;
+}
+
+static void ssb_bus_suspend(struct ssb_bus *bus, pm_message_t state)
+{
+ ssb_chipco_suspend(&bus->chipco, state);
+ ssb_pci_xtal(bus, SSB_GPIO_XTAL | SSB_GPIO_PLL, 0);
+
+ /* Reset HW state information in memory, so that HW is
+ * completely reinitialized on resume. */
+ bus->mapped_device = NULL;
+#ifdef CONFIG_SSB_DRIVER_PCICORE
+ bus->pcicore.setup_done = 0;
+#endif
+#ifdef CONFIG_SSB_DEBUG
+ bus->powered_up = 0;
+#endif
+}
+
+static int ssb_device_suspend(struct device *dev, pm_message_t state)
+{
+ struct ssb_device *ssb_dev = dev_to_ssb_dev(dev);
+ struct ssb_driver *ssb_drv;
+ struct ssb_bus *bus;
+ int err = 0;
+
+ if (dev->driver) {
+ ssb_drv = drv_to_ssb_drv(dev->driver);
+ if (ssb_drv && ssb_drv->suspend)
+ err = ssb_drv->suspend(ssb_dev, state);
+ if (err)
+ goto out;
+ }
+
+ bus = ssb_dev->bus;
+ bus->suspend_cnt++;
+ if (bus->suspend_cnt == bus->nr_devices) {
+ /* All devices suspended. Shutdown the bus. */
+ ssb_bus_suspend(bus, state);
+ }
+
+out:
+ return err;
+}
+
+#ifdef CONFIG_SSB_PCIHOST
+int ssb_devices_freeze(struct ssb_bus *bus)
+{
+ struct ssb_device *dev;
+ struct ssb_driver *drv;
+ int err = 0;
+ int i;
+ pm_message_t state = PMSG_FREEZE;
+
+ /* First check that we are capable to freeze all devices. */
+ for (i = 0; i < bus->nr_devices; i++) {
+ dev = &(bus->devices[i]);
+ if (!dev->dev ||
+ !dev->dev->driver ||
+ !device_is_registered(dev->dev))
+ continue;
+ drv = drv_to_ssb_drv(dev->dev->driver);
+ if (!drv)
+ continue;
+ if (!drv->suspend) {
+ /* Nope, can't suspend this one. */
+ return -EOPNOTSUPP;
+ }
+ }
+ /* Now suspend all devices */
+ for (i = 0; i < bus->nr_devices; i++) {
+ dev = &(bus->devices[i]);
+ if (!dev->dev ||
+ !dev->dev->driver ||
+ !device_is_registered(dev->dev))
+ continue;
+ drv = drv_to_ssb_drv(dev->dev->driver);
+ if (!drv)
+ continue;
+ err = drv->suspend(dev, state);
+ if (err) {
+ ssb_printk(KERN_ERR PFX "Failed to freeze device %s\n",
+ dev->dev->bus_id);
+ goto err_unwind;
+ }
+ }
+
+ return 0;
+err_unwind:
+ for (i--; i >= 0; i--) {
+ dev = &(bus->devices[i]);
+ if (!dev->dev ||
+ !dev->dev->driver ||
+ !device_is_registered(dev->dev))
+ continue;
+ drv = drv_to_ssb_drv(dev->dev->driver);
+ if (!drv)
+ continue;
+ if (drv->resume)
+ drv->resume(dev);
+ }
+ return err;
+}
+
+int ssb_devices_thaw(struct ssb_bus *bus)
+{
+ struct ssb_device *dev;
+ struct ssb_driver *drv;
+ int err;
+ int i;
+
+ for (i = 0; i < bus->nr_devices; i++) {
+ dev = &(bus->devices[i]);
+ if (!dev->dev ||
+ !dev->dev->driver ||
+ !device_is_registered(dev->dev))
+ continue;
+ drv = drv_to_ssb_drv(dev->dev->driver);
+ if (!drv)
+ continue;
+ if (SSB_WARN_ON(!drv->resume))
+ continue;
+ err = drv->resume(dev);
+ if (err) {
+ ssb_printk(KERN_ERR PFX "Failed to thaw device %s\n",
+ dev->dev->bus_id);
+ }
+ }
+
+ return 0;
+}
+#endif /* CONFIG_SSB_PCIHOST */
+
+static void ssb_device_shutdown(struct device *dev)
+{
+ struct ssb_device *ssb_dev = dev_to_ssb_dev(dev);
+ struct ssb_driver *ssb_drv;
+
+ if (!dev->driver)
+ return;
+ ssb_drv = drv_to_ssb_drv(dev->driver);
+ if (ssb_drv && ssb_drv->shutdown)
+ ssb_drv->shutdown(ssb_dev);
+}
+
+static int ssb_device_remove(struct device *dev)
+{
+ struct ssb_device *ssb_dev = dev_to_ssb_dev(dev);
+ struct ssb_driver *ssb_drv = drv_to_ssb_drv(dev->driver);
+
+ if (ssb_drv && ssb_drv->remove)
+ ssb_drv->remove(ssb_dev);
+ ssb_device_put(ssb_dev);
+
+ return 0;
+}
+
+static int ssb_device_probe(struct device *dev)
+{
+ struct ssb_device *ssb_dev = dev_to_ssb_dev(dev);
+ struct ssb_driver *ssb_drv = drv_to_ssb_drv(dev->driver);
+ int err = 0;
+
+ ssb_device_get(ssb_dev);
+ if (ssb_drv && ssb_drv->probe)
+ err = ssb_drv->probe(ssb_dev, &ssb_dev->id);
+ if (err)
+ ssb_device_put(ssb_dev);
+
+ return err;
+}
+
+static int ssb_match_devid(const struct ssb_device_id *tabid,
+ const struct ssb_device_id *devid)
+{
+ if ((tabid->vendor != devid->vendor) &&
+ tabid->vendor != SSB_ANY_VENDOR)
+ return 0;
+ if ((tabid->coreid != devid->coreid) &&
+ tabid->coreid != SSB_ANY_ID)
+ return 0;
+ if ((tabid->revision != devid->revision) &&
+ tabid->revision != SSB_ANY_REV)
+ return 0;
+ return 1;
+}
+
+static int ssb_bus_match(struct device *dev, struct device_driver *drv)
+{
+ struct ssb_device *ssb_dev = dev_to_ssb_dev(dev);
+ struct ssb_driver *ssb_drv = drv_to_ssb_drv(drv);
+ const struct ssb_device_id *id;
+
+ for (id = ssb_drv->id_table;
+ id->vendor || id->coreid || id->revision;
+ id++) {
+ if (ssb_match_devid(id, &ssb_dev->id))
+ return 1; /* found */
+ }
+
+ return 0;
+}
+
+static int ssb_device_uevent(struct device *dev, struct kobj_uevent_env *env)
+{
+ struct ssb_device *ssb_dev = dev_to_ssb_dev(dev);
+
+ if (!dev)
+ return -ENODEV;
+
+ return add_uevent_var(env,
+ "MODALIAS=ssb:v%04Xid%04Xrev%02X",
+ ssb_dev->id.vendor, ssb_dev->id.coreid,
+ ssb_dev->id.revision);
+}
+
+static struct bus_type ssb_bustype = {
+ .name = "ssb",
+ .match = ssb_bus_match,
+ .probe = ssb_device_probe,
+ .remove = ssb_device_remove,
+ .shutdown = ssb_device_shutdown,
+ .suspend = ssb_device_suspend,
+ .resume = ssb_device_resume,
+ .uevent = ssb_device_uevent,
+};
+
+static void ssb_buses_lock(void)
+{
+ /* See the comment at the ssb_is_early_boot definition */
+ if (!ssb_is_early_boot)
+ mutex_lock(&buses_mutex);
+}
+
+static void ssb_buses_unlock(void)
+{
+ /* See the comment at the ssb_is_early_boot definition */
+ if (!ssb_is_early_boot)
+ mutex_unlock(&buses_mutex);
+}
+
+static void ssb_devices_unregister(struct ssb_bus *bus)
+{
+ struct ssb_device *sdev;
+ int i;
+
+ for (i = bus->nr_devices - 1; i >= 0; i--) {
+ sdev = &(bus->devices[i]);
+ if (sdev->dev)
+ device_unregister(sdev->dev);
+ }
+}
+
+void ssb_bus_unregister(struct ssb_bus *bus)
+{
+ ssb_buses_lock();
+ ssb_devices_unregister(bus);
+ list_del(&bus->list);
+ ssb_buses_unlock();
+
+ /* ssb_pcmcia_exit(bus); */
+ ssb_pci_exit(bus);
+ ssb_iounmap(bus);
+}
+EXPORT_SYMBOL(ssb_bus_unregister);
+
+static void ssb_release_dev(struct device *dev)
+{
+ struct __ssb_dev_wrapper *devwrap;
+
+ devwrap = container_of(dev, struct __ssb_dev_wrapper, dev);
+ kfree(devwrap);
+}
+
+static int ssb_devices_register(struct ssb_bus *bus)
+{
+ struct ssb_device *sdev;
+ struct device *dev;
+ struct __ssb_dev_wrapper *devwrap;
+ int i, err = 0;
+ int dev_idx = 0;
+
+ for (i = 0; i < bus->nr_devices; i++) {
+ sdev = &(bus->devices[i]);
+
+ /* We don't register SSB-system devices to the kernel,
+ * as the drivers for them are built into SSB. */
+ switch (sdev->id.coreid) {
+ case SSB_DEV_CHIPCOMMON:
+ case SSB_DEV_PCI:
+ case SSB_DEV_PCIE:
+ case SSB_DEV_PCMCIA:
+ case SSB_DEV_MIPS:
+ case SSB_DEV_MIPS_3302:
+ case SSB_DEV_EXTIF:
+ continue;
+ }
+
+ devwrap = kzalloc(sizeof(*devwrap), GFP_KERNEL);
+ if (!devwrap) {
+ ssb_printk(KERN_ERR PFX
+ "Could not allocate device\n");
+ err = -ENOMEM;
+ goto error;
+ }
+ dev = &devwrap->dev;
+ devwrap->sdev = sdev;
+
+ dev->release = ssb_release_dev;
+ dev->bus = &ssb_bustype;
+ snprintf(dev->bus_id, sizeof(dev->bus_id),
+ "ssb%u:%d", bus->busnumber, dev_idx);
+
+ switch (bus->bustype) {
+ case SSB_BUSTYPE_PCI:
+#ifdef CONFIG_SSB_PCIHOST
+ sdev->irq = bus->host_pci->irq;
+ dev->parent = &bus->host_pci->dev;
+#endif
+ break;
+ case SSB_BUSTYPE_PCMCIA:
+#ifdef CONFIG_SSB_PCMCIAHOST
+ sdev->irq = bus->host_pcmcia->irq.AssignedIRQ;
+ dev->parent = &bus->host_pcmcia->dev;
+#endif
+ break;
+ case SSB_BUSTYPE_SSB:
+ break;
+ }
+
+ sdev->dev = dev;
+ err = device_register(dev);
+ if (err) {
+ ssb_printk(KERN_ERR PFX
+ "Could not register %s\n",
+ dev->bus_id);
+ /* Set dev to NULL to not unregister
+ * dev on error unwinding. */
+ sdev->dev = NULL;
+ kfree(devwrap);
+ goto error;
+ }
+ dev_idx++;
+ }
+
+ return 0;
+error:
+ /* Unwind the already registered devices. */
+ ssb_devices_unregister(bus);
+ return err;
+}
+
+/* Needs ssb_buses_lock() */
+static int ssb_attach_queued_buses(void)
+{
+ struct ssb_bus *bus, *n;
+ int err = 0;
+ int drop_them_all = 0;
+
+ list_for_each_entry_safe(bus, n, &attach_queue, list) {
+ if (drop_them_all) {
+ list_del(&bus->list);
+ continue;
+ }
+ /* Can't init the PCIcore in ssb_bus_register(), as that
+ * is too early in boot for embedded systems
+ * (no udelay() available). So do it here in attach stage.
+ */
+ err = ssb_bus_powerup(bus, 0);
+ if (err)
+ goto error;
+ ssb_pcicore_init(&bus->pcicore);
+ ssb_bus_may_powerdown(bus);
+
+ err = ssb_devices_register(bus);
+error:
+ if (err) {
+ drop_them_all = 1;
+ list_del(&bus->list);
+ continue;
+ }
+ list_move_tail(&bus->list, &buses);
+ }
+
+ return err;
+}
+
+static u16 ssb_ssb_read16(struct ssb_device *dev, u16 offset)
+{
+ struct ssb_bus *bus = dev->bus;
+
+ offset += dev->core_index * SSB_CORE_SIZE;
+ return readw(bus->mmio + offset);
+}
+
+static u32 ssb_ssb_read32(struct ssb_device *dev, u16 offset)
+{
+ struct ssb_bus *bus = dev->bus;
+
+ offset += dev->core_index * SSB_CORE_SIZE;
+ return readl(bus->mmio + offset);
+}
+
+static void ssb_ssb_write16(struct ssb_device *dev, u16 offset, u16 value)
+{
+ struct ssb_bus *bus = dev->bus;
+
+ offset += dev->core_index * SSB_CORE_SIZE;
+ writew(value, bus->mmio + offset);
+}
+
+static void ssb_ssb_write32(struct ssb_device *dev, u16 offset, u32 value)
+{
+ struct ssb_bus *bus = dev->bus;
+
+ offset += dev->core_index * SSB_CORE_SIZE;
+ writel(value, bus->mmio + offset);
+}
+
+/* Ops for the plain SSB bus without a host-device (no PCI or PCMCIA). */
+static const struct ssb_bus_ops ssb_ssb_ops = {
+ .read16 = ssb_ssb_read16,
+ .read32 = ssb_ssb_read32,
+ .write16 = ssb_ssb_write16,
+ .write32 = ssb_ssb_write32,
+};
+
+static int ssb_fetch_invariants(struct ssb_bus *bus,
+ ssb_invariants_func_t get_invariants)
+{
+ struct ssb_init_invariants iv;
+ int err;
+
+ memset(&iv, 0, sizeof(iv));
+ err = get_invariants(bus, &iv);
+ if (err)
+ goto out;
+ memcpy(&bus->boardinfo, &iv.boardinfo, sizeof(iv.boardinfo));
+ memcpy(&bus->sprom, &iv.sprom, sizeof(iv.sprom));
+out:
+ return err;
+}
+
+static int ssb_bus_register(struct ssb_bus *bus,
+ ssb_invariants_func_t get_invariants,
+ unsigned long baseaddr)
+{
+ int err;
+
+ spin_lock_init(&bus->bar_lock);
+ INIT_LIST_HEAD(&bus->list);
+
+ /* Powerup the bus */
+ err = ssb_pci_xtal(bus, SSB_GPIO_XTAL | SSB_GPIO_PLL, 1);
+ if (err)
+ goto out;
+ ssb_buses_lock();
+ bus->busnumber = next_busnumber;
+ /* Scan for devices (cores) */
+ err = ssb_bus_scan(bus, baseaddr);
+ if (err)
+ goto err_disable_xtal;
+
+ /* Init PCI-host device (if any) */
+ err = ssb_pci_init(bus);
+ if (err)
+ goto err_unmap;
+ /* Init PCMCIA-host device (if any) */
+ err = ssb_pcmcia_init(bus);
+ if (err)
+ goto err_pci_exit;
+
+ /* Initialize basic system devices (if available) */
+ err = ssb_bus_powerup(bus, 0);
+ if (err)
+ goto err_pcmcia_exit;
+ ssb_chipcommon_init(&bus->chipco);
+ ssb_mipscore_init(&bus->mipscore);
+ err = ssb_fetch_invariants(bus, get_invariants);
+ if (err) {
+ ssb_bus_may_powerdown(bus);
+ goto err_pcmcia_exit;
+ }
+ ssb_bus_may_powerdown(bus);
+
+ /* Queue it for attach.
+ * See the comment at the ssb_is_early_boot definition. */
+ list_add_tail(&bus->list, &attach_queue);
+ if (!ssb_is_early_boot) {
+ /* This is not early boot, so we must attach the bus now */
+ err = ssb_attach_queued_buses();
+ if (err)
+ goto err_dequeue;
+ }
+ next_busnumber++;
+ ssb_buses_unlock();
+
+out:
+ return err;
+
+err_dequeue:
+ list_del(&bus->list);
+err_pcmcia_exit:
+/* ssb_pcmcia_exit(bus); */
+err_pci_exit:
+ ssb_pci_exit(bus);
+err_unmap:
+ ssb_iounmap(bus);
+err_disable_xtal:
+ ssb_buses_unlock();
+ ssb_pci_xtal(bus, SSB_GPIO_XTAL | SSB_GPIO_PLL, 0);
+ return err;
+}
+
+#ifdef CONFIG_SSB_PCIHOST
+int ssb_bus_pcibus_register(struct ssb_bus *bus,
+ struct pci_dev *host_pci)
+{
+ int err;
+
+ bus->bustype = SSB_BUSTYPE_PCI;
+ bus->host_pci = host_pci;
+ bus->ops = &ssb_pci_ops;
+
+ err = ssb_bus_register(bus, ssb_pci_get_invariants, 0);
+ if (!err) {
+ ssb_printk(KERN_INFO PFX "Sonics Silicon Backplane found on "
+ "PCI device %s\n", host_pci->dev.bus_id);
+ }
+
+ return err;
+}
+EXPORT_SYMBOL(ssb_bus_pcibus_register);
+#endif /* CONFIG_SSB_PCIHOST */
+
+#ifdef CONFIG_SSB_PCMCIAHOST
+int ssb_bus_pcmciabus_register(struct ssb_bus *bus,
+ struct pcmcia_device *pcmcia_dev,
+ unsigned long baseaddr)
+{
+ int err;
+
+ bus->bustype = SSB_BUSTYPE_PCMCIA;
+ bus->host_pcmcia = pcmcia_dev;
+ bus->ops = &ssb_pcmcia_ops;
+
+ err = ssb_bus_register(bus, ssb_pcmcia_get_invariants, baseaddr);
+ if (!err) {
+ ssb_printk(KERN_INFO PFX "Sonics Silicon Backplane found on "
+ "PCMCIA device %s\n", pcmcia_dev->devname);
+ }
+
+ return err;
+}
+EXPORT_SYMBOL(ssb_bus_pcmciabus_register);
+#endif /* CONFIG_SSB_PCMCIAHOST */
+
+int ssb_bus_ssbbus_register(struct ssb_bus *bus,
+ unsigned long baseaddr,
+ ssb_invariants_func_t get_invariants)
+{
+ int err;
+
+ bus->bustype = SSB_BUSTYPE_SSB;
+ bus->ops = &ssb_ssb_ops;
+
+ err = ssb_bus_register(bus, get_invariants, baseaddr);
+ if (!err) {
+ ssb_printk(KERN_INFO PFX "Sonics Silicon Backplane found at "
+ "address 0x%08lX\n", baseaddr);
+ }
+
+ return err;
+}
+
+int __ssb_driver_register(struct ssb_driver *drv, struct module *owner)
+{
+ drv->drv.name = drv->name;
+ drv->drv.bus = &ssb_bustype;
+ drv->drv.owner = owner;
+
+ return driver_register(&drv->drv);
+}
+EXPORT_SYMBOL(__ssb_driver_register);
+
+void ssb_driver_unregister(struct ssb_driver *drv)
+{
+ driver_unregister(&drv->drv);
+}
+EXPORT_SYMBOL(ssb_driver_unregister);
+
+void ssb_set_devtypedata(struct ssb_device *dev, void *data)
+{
+ struct ssb_bus *bus = dev->bus;
+ struct ssb_device *ent;
+ int i;
+
+ for (i = 0; i < bus->nr_devices; i++) {
+ ent = &(bus->devices[i]);
+ if (ent->id.vendor != dev->id.vendor)
+ continue;
+ if (ent->id.coreid != dev->id.coreid)
+ continue;
+
+ ent->devtypedata = data;
+ }
+}
+EXPORT_SYMBOL(ssb_set_devtypedata);
+
+static u32 clkfactor_f6_resolve(u32 v)
+{
+ /* map the magic values */
+ switch (v) {
+ case SSB_CHIPCO_CLK_F6_2:
+ return 2;
+ case SSB_CHIPCO_CLK_F6_3:
+ return 3;
+ case SSB_CHIPCO_CLK_F6_4:
+ return 4;
+ case SSB_CHIPCO_CLK_F6_5:
+ return 5;
+ case SSB_CHIPCO_CLK_F6_6:
+ return 6;
+ case SSB_CHIPCO_CLK_F6_7:
+ return 7;
+ }
+ return 0;
+}
+
+/* Calculate the speed the backplane would run at a given set of clockcontrol values */
+u32 ssb_calc_clock_rate(u32 plltype, u32 n, u32 m)
+{
+ u32 n1, n2, clock, m1, m2, m3, mc;
+
+ n1 = (n & SSB_CHIPCO_CLK_N1);
+ n2 = ((n & SSB_CHIPCO_CLK_N2) >> SSB_CHIPCO_CLK_N2_SHIFT);
+
+ switch (plltype) {
+ case SSB_PLLTYPE_6: /* 100/200 or 120/240 only */
+ if (m & SSB_CHIPCO_CLK_T6_MMASK)
+ return SSB_CHIPCO_CLK_T6_M0;
+ return SSB_CHIPCO_CLK_T6_M1;
+ case SSB_PLLTYPE_1: /* 48Mhz base, 3 dividers */
+ case SSB_PLLTYPE_3: /* 25Mhz, 2 dividers */
+ case SSB_PLLTYPE_4: /* 48Mhz, 4 dividers */
+ case SSB_PLLTYPE_7: /* 25Mhz, 4 dividers */
+ n1 = clkfactor_f6_resolve(n1);
+ n2 += SSB_CHIPCO_CLK_F5_BIAS;
+ break;
+ case SSB_PLLTYPE_2: /* 48Mhz, 4 dividers */
+ n1 += SSB_CHIPCO_CLK_T2_BIAS;
+ n2 += SSB_CHIPCO_CLK_T2_BIAS;
+ SSB_WARN_ON(!((n1 >= 2) && (n1 <= 7)));
+ SSB_WARN_ON(!((n2 >= 5) && (n2 <= 23)));
+ break;
+ case SSB_PLLTYPE_5: /* 25Mhz, 4 dividers */
+ return 100000000;
+ default:
+ SSB_WARN_ON(1);
+ }
+
+ switch (plltype) {
+ case SSB_PLLTYPE_3: /* 25Mhz, 2 dividers */
+ case SSB_PLLTYPE_7: /* 25Mhz, 4 dividers */
+ clock = SSB_CHIPCO_CLK_BASE2 * n1 * n2;
+ break;
+ default:
+ clock = SSB_CHIPCO_CLK_BASE1 * n1 * n2;
+ }
+ if (!clock)
+ return 0;
+
+ m1 = (m & SSB_CHIPCO_CLK_M1);
+ m2 = ((m & SSB_CHIPCO_CLK_M2) >> SSB_CHIPCO_CLK_M2_SHIFT);
+ m3 = ((m & SSB_CHIPCO_CLK_M3) >> SSB_CHIPCO_CLK_M3_SHIFT);
+ mc = ((m & SSB_CHIPCO_CLK_MC) >> SSB_CHIPCO_CLK_MC_SHIFT);
+
+ switch (plltype) {
+ case SSB_PLLTYPE_1: /* 48Mhz base, 3 dividers */
+ case SSB_PLLTYPE_3: /* 25Mhz, 2 dividers */
+ case SSB_PLLTYPE_4: /* 48Mhz, 4 dividers */
+ case SSB_PLLTYPE_7: /* 25Mhz, 4 dividers */
+ m1 = clkfactor_f6_resolve(m1);
+ if ((plltype == SSB_PLLTYPE_1) ||
+ (plltype == SSB_PLLTYPE_3))
+ m2 += SSB_CHIPCO_CLK_F5_BIAS;
+ else
+ m2 = clkfactor_f6_resolve(m2);
+ m3 = clkfactor_f6_resolve(m3);
+
+ switch (mc) {
+ case SSB_CHIPCO_CLK_MC_BYPASS:
+ return clock;
+ case SSB_CHIPCO_CLK_MC_M1:
+ return (clock / m1);
+ case SSB_CHIPCO_CLK_MC_M1M2:
+ return (clock / (m1 * m2));
+ case SSB_CHIPCO_CLK_MC_M1M2M3:
+ return (clock / (m1 * m2 * m3));
+ case SSB_CHIPCO_CLK_MC_M1M3:
+ return (clock / (m1 * m3));
+ }
+ return 0;
+ case SSB_PLLTYPE_2:
+ m1 += SSB_CHIPCO_CLK_T2_BIAS;
+ m2 += SSB_CHIPCO_CLK_T2M2_BIAS;
+ m3 += SSB_CHIPCO_CLK_T2_BIAS;
+ SSB_WARN_ON(!((m1 >= 2) && (m1 <= 7)));
+ SSB_WARN_ON(!((m2 >= 3) && (m2 <= 10)));
+ SSB_WARN_ON(!((m3 >= 2) && (m3 <= 7)));
+
+ if (!(mc & SSB_CHIPCO_CLK_T2MC_M1BYP))
+ clock /= m1;
+ if (!(mc & SSB_CHIPCO_CLK_T2MC_M2BYP))
+ clock /= m2;
+ if (!(mc & SSB_CHIPCO_CLK_T2MC_M3BYP))
+ clock /= m3;
+ return clock;
+ default:
+ SSB_WARN_ON(1);
+ }
+ return 0;
+}
+
+/* Get the current speed the backplane is running at */
+u32 ssb_clockspeed(struct ssb_bus *bus)
+{
+ u32 rate;
+ u32 plltype;
+ u32 clkctl_n, clkctl_m;
+
+ if (ssb_extif_available(&bus->extif))
+ ssb_extif_get_clockcontrol(&bus->extif, &plltype,
+ &clkctl_n, &clkctl_m);
+ else if (bus->chipco.dev)
+ ssb_chipco_get_clockcontrol(&bus->chipco, &plltype,
+ &clkctl_n, &clkctl_m);
+ else
+ return 0;
+
+ if (bus->chip_id == 0x5365) {
+ rate = 100000000;
+ } else {
+ rate = ssb_calc_clock_rate(plltype, clkctl_n, clkctl_m);
+ if (plltype == SSB_PLLTYPE_3) /* 25Mhz, 2 dividers */
+ rate /= 2;
+ }
+
+ return rate;
+}
+EXPORT_SYMBOL(ssb_clockspeed);
+
+static u32 ssb_tmslow_reject_bitmask(struct ssb_device *dev)
+{
+ u32 rev = ssb_read32(dev, SSB_IDLOW) & SSB_IDLOW_SSBREV;
+
+ /* The REJECT bit changed position in TMSLOW between
+ * Backplane revisions. */
+ switch (rev) {
+ case SSB_IDLOW_SSBREV_22:
+ return SSB_TMSLOW_REJECT_22;
+ case SSB_IDLOW_SSBREV_23:
+ return SSB_TMSLOW_REJECT_23;
+ case SSB_IDLOW_SSBREV_24: /* TODO - find the proper REJECT bits */
+ case SSB_IDLOW_SSBREV_25: /* same here */
+ case SSB_IDLOW_SSBREV_26: /* same here */
+ case SSB_IDLOW_SSBREV_27: /* same here */
+ return SSB_TMSLOW_REJECT_23; /* this is a guess */
+ default:
+ printk(KERN_INFO "ssb: Backplane Revision 0x%.8X\n", rev);
+ WARN_ON(1);
+ }
+ return (SSB_TMSLOW_REJECT_22 | SSB_TMSLOW_REJECT_23);
+}
+
+int ssb_device_is_enabled(struct ssb_device *dev)
+{
+ u32 val;
+ u32 reject;
+
+ reject = ssb_tmslow_reject_bitmask(dev);
+ val = ssb_read32(dev, SSB_TMSLOW);
+ val &= SSB_TMSLOW_CLOCK | SSB_TMSLOW_RESET | reject;
+
+ return (val == SSB_TMSLOW_CLOCK);
+}
+EXPORT_SYMBOL(ssb_device_is_enabled);
+
+static void ssb_flush_tmslow(struct ssb_device *dev)
+{
+ /* Make _really_ sure the device has finished the TMSLOW
+ * register write transaction, as we risk running into
+ * a machine check exception otherwise.
+ * Do this by reading the register back to commit the
+ * PCI write and delay an additional usec for the device
+ * to react to the change. */
+ ssb_read32(dev, SSB_TMSLOW);
+ udelay(1);
+}
+
+void ssb_device_enable(struct ssb_device *dev, u32 core_specific_flags)
+{
+ u32 val;
+
+ ssb_device_disable(dev, core_specific_flags);
+ ssb_write32(dev, SSB_TMSLOW,
+ SSB_TMSLOW_RESET | SSB_TMSLOW_CLOCK |
+ SSB_TMSLOW_FGC | core_specific_flags);
+ ssb_flush_tmslow(dev);
+
+ /* Clear SERR if set. This is a hw bug workaround. */
+ if (ssb_read32(dev, SSB_TMSHIGH) & SSB_TMSHIGH_SERR)
+ ssb_write32(dev, SSB_TMSHIGH, 0);
+
+ val = ssb_read32(dev, SSB_IMSTATE);
+ if (val & (SSB_IMSTATE_IBE | SSB_IMSTATE_TO)) {
+ val &= ~(SSB_IMSTATE_IBE | SSB_IMSTATE_TO);
+ ssb_write32(dev, SSB_IMSTATE, val);
+ }
+
+ ssb_write32(dev, SSB_TMSLOW,
+ SSB_TMSLOW_CLOCK | SSB_TMSLOW_FGC |
+ core_specific_flags);
+ ssb_flush_tmslow(dev);
+
+ ssb_write32(dev, SSB_TMSLOW, SSB_TMSLOW_CLOCK |
+ core_specific_flags);
+ ssb_flush_tmslow(dev);
+}
+EXPORT_SYMBOL(ssb_device_enable);
+
+/* Wait for a bit in a register to get set or unset.
+ * timeout is in units of ten-microseconds */
+static int ssb_wait_bit(struct ssb_device *dev, u16 reg, u32 bitmask,
+ int timeout, int set)
+{
+ int i;
+ u32 val;
+
+ for (i = 0; i < timeout; i++) {
+ val = ssb_read32(dev, reg);
+ if (set) {
+ if (val & bitmask)
+ return 0;
+ } else {
+ if (!(val & bitmask))
+ return 0;
+ }
+ udelay(10);
+ }
+ printk(KERN_ERR PFX "Timeout waiting for bitmask %08X on "
+ "register %04X to %s.\n",
+ bitmask, reg, (set ? "set" : "clear"));
+
+ return -ETIMEDOUT;
+}
+
+void ssb_device_disable(struct ssb_device *dev, u32 core_specific_flags)
+{
+ u32 reject;
+
+ if (ssb_read32(dev, SSB_TMSLOW) & SSB_TMSLOW_RESET)
+ return;
+
+ reject = ssb_tmslow_reject_bitmask(dev);
+ ssb_write32(dev, SSB_TMSLOW, reject | SSB_TMSLOW_CLOCK);
+ ssb_wait_bit(dev, SSB_TMSLOW, reject, 1000, 1);
+ ssb_wait_bit(dev, SSB_TMSHIGH, SSB_TMSHIGH_BUSY, 1000, 0);
+ ssb_write32(dev, SSB_TMSLOW,
+ SSB_TMSLOW_FGC | SSB_TMSLOW_CLOCK |
+ reject | SSB_TMSLOW_RESET |
+ core_specific_flags);
+ ssb_flush_tmslow(dev);
+
+ ssb_write32(dev, SSB_TMSLOW,
+ reject | SSB_TMSLOW_RESET |
+ core_specific_flags);
+ ssb_flush_tmslow(dev);
+}
+EXPORT_SYMBOL(ssb_device_disable);
+
+u32 ssb_dma_translation(struct ssb_device *dev)
+{
+ switch (dev->bus->bustype) {
+ case SSB_BUSTYPE_SSB:
+ return 0;
+ case SSB_BUSTYPE_PCI:
+ case SSB_BUSTYPE_PCMCIA:
+ return SSB_PCI_DMA;
+ }
+ return 0;
+}
+EXPORT_SYMBOL(ssb_dma_translation);
+
+int ssb_dma_set_mask(struct ssb_device *ssb_dev, u64 mask)
+{
+ struct device *dev = ssb_dev->dev;
+
+#ifdef CONFIG_SSB_PCIHOST
+ if (ssb_dev->bus->bustype == SSB_BUSTYPE_PCI &&
+ !dma_supported(dev, mask))
+ return -EIO;
+#endif
+ dev->coherent_dma_mask = mask;
+ dev->dma_mask = &dev->coherent_dma_mask;
+
+ return 0;
+}
+EXPORT_SYMBOL(ssb_dma_set_mask);
+
+int ssb_bus_may_powerdown(struct ssb_bus *bus)
+{
+ struct ssb_chipcommon *cc;
+ int err = 0;
+
+ /* On buses where more than one core may be working
+ * at a time, we must not powerdown stuff if there are
+ * still cores that may want to run. */
+ if (bus->bustype == SSB_BUSTYPE_SSB)
+ goto out;
+
+ cc = &bus->chipco;
+ ssb_chipco_set_clockmode(cc, SSB_CLKMODE_SLOW);
+ err = ssb_pci_xtal(bus, SSB_GPIO_XTAL | SSB_GPIO_PLL, 0);
+ if (err)
+ goto error;
+out:
+#ifdef CONFIG_SSB_DEBUG
+ bus->powered_up = 0;
+#endif
+ return err;
+error:
+ ssb_printk(KERN_ERR PFX "Bus powerdown failed\n");
+ goto out;
+}
+EXPORT_SYMBOL(ssb_bus_may_powerdown);
+
+int ssb_bus_powerup(struct ssb_bus *bus, bool dynamic_pctl)
+{
+ struct ssb_chipcommon *cc;
+ int err;
+ enum ssb_clkmode mode;
+
+ err = ssb_pci_xtal(bus, SSB_GPIO_XTAL | SSB_GPIO_PLL, 1);
+ if (err)
+ goto error;
+ cc = &bus->chipco;
+ mode = dynamic_pctl ? SSB_CLKMODE_DYNAMIC : SSB_CLKMODE_FAST;
+ ssb_chipco_set_clockmode(cc, mode);
+
+#ifdef CONFIG_SSB_DEBUG
+ bus->powered_up = 1;
+#endif
+ return 0;
+error:
+ ssb_printk(KERN_ERR PFX "Bus powerup failed\n");
+ return err;
+}
+EXPORT_SYMBOL(ssb_bus_powerup);
+
+u32 ssb_admatch_base(u32 adm)
+{
+ u32 base = 0;
+
+ switch (adm & SSB_ADM_TYPE) {
+ case SSB_ADM_TYPE0:
+ base = (adm & SSB_ADM_BASE0);
+ break;
+ case SSB_ADM_TYPE1:
+ SSB_WARN_ON(adm & SSB_ADM_NEG); /* unsupported */
+ base = (adm & SSB_ADM_BASE1);
+ break;
+ case SSB_ADM_TYPE2:
+ SSB_WARN_ON(adm & SSB_ADM_NEG); /* unsupported */
+ base = (adm & SSB_ADM_BASE2);
+ break;
+ default:
+ SSB_WARN_ON(1);
+ }
+
+ return base;
+}
+EXPORT_SYMBOL(ssb_admatch_base);
+
+u32 ssb_admatch_size(u32 adm)
+{
+ u32 size = 0;
+
+ switch (adm & SSB_ADM_TYPE) {
+ case SSB_ADM_TYPE0:
+ size = ((adm & SSB_ADM_SZ0) >> SSB_ADM_SZ0_SHIFT);
+ break;
+ case SSB_ADM_TYPE1:
+ SSB_WARN_ON(adm & SSB_ADM_NEG); /* unsupported */
+ size = ((adm & SSB_ADM_SZ1) >> SSB_ADM_SZ1_SHIFT);
+ break;
+ case SSB_ADM_TYPE2:
+ SSB_WARN_ON(adm & SSB_ADM_NEG); /* unsupported */
+ size = ((adm & SSB_ADM_SZ2) >> SSB_ADM_SZ2_SHIFT);
+ break;
+ default:
+ SSB_WARN_ON(1);
+ }
+ size = (1 << (size + 1));
+
+ return size;
+}
+EXPORT_SYMBOL(ssb_admatch_size);
+
+static int __init ssb_modinit(void)
+{
+ int err;
+
+ /* See the comment at the ssb_is_early_boot definition */
+ ssb_is_early_boot = 0;
+ err = bus_register(&ssb_bustype);
+ if (err)
+ return err;
+
+ /* Maybe we already registered some buses at early boot.
+ * Check for this and attach them
+ */
+ ssb_buses_lock();
+ err = ssb_attach_queued_buses();
+ ssb_buses_unlock();
+ if (err)
+ bus_unregister(&ssb_bustype);
+
+ err = b43_pci_ssb_bridge_init();
+ if (err) {
+ ssb_printk(KERN_ERR "Broadcom 43xx PCI-SSB-bridge "
+ "initialization failed");
+ /* don't fail SSB init because of this */
+ err = 0;
+ }
+
+ return err;
+}
+/* ssb must be initialized after PCI but before the ssb drivers.
+ * That means we must use some initcall between subsys_initcall
+ * and device_initcall. */
+fs_initcall(ssb_modinit);
+
+static void __exit ssb_modexit(void)
+{
+ b43_pci_ssb_bridge_exit();
+ bus_unregister(&ssb_bustype);
+}
+module_exit(ssb_modexit)
--- /dev/null
+/*
+ * Sonics Silicon Backplane PCI-Hostbus related functions.
+ *
+ * Copyright (C) 2005-2006 Michael Buesch <mb@bu3sch.de>
+ * Copyright (C) 2005 Martin Langer <martin-langer@gmx.de>
+ * Copyright (C) 2005 Stefano Brivio <st3@riseup.net>
+ * Copyright (C) 2005 Danny van Dyk <kugelfang@gentoo.org>
+ * Copyright (C) 2005 Andreas Jaggi <andreas.jaggi@waterwave.ch>
+ *
+ * Derived from the Broadcom 4400 device driver.
+ * Copyright (C) 2002 David S. Miller (davem@redhat.com)
+ * Fixed by Pekka Pietikainen (pp@ee.oulu.fi)
+ * Copyright (C) 2006 Broadcom Corporation.
+ *
+ * Licensed under the GNU/GPL. See COPYING for details.
+ */
+
+#include <linux/ssb/ssb.h>
+#include <linux/ssb/ssb_regs.h>
+#include <linux/pci.h>
+#include <linux/delay.h>
+
+#include "ssb_private.h"
+
+
+/* Define the following to 1 to enable a printk on each coreswitch. */
+#define SSB_VERBOSE_PCICORESWITCH_DEBUG 0
+
+
+/* Lowlevel coreswitching */
+int ssb_pci_switch_coreidx(struct ssb_bus *bus, u8 coreidx)
+{
+ int err;
+ int attempts = 0;
+ u32 cur_core;
+
+ while (1) {
+ err = pci_write_config_dword(bus->host_pci, SSB_BAR0_WIN,
+ (coreidx * SSB_CORE_SIZE)
+ + SSB_ENUM_BASE);
+ if (err)
+ goto error;
+ err = pci_read_config_dword(bus->host_pci, SSB_BAR0_WIN,
+ &cur_core);
+ if (err)
+ goto error;
+ cur_core = (cur_core - SSB_ENUM_BASE)
+ / SSB_CORE_SIZE;
+ if (cur_core == coreidx)
+ break;
+
+ if (attempts++ > SSB_BAR0_MAX_RETRIES)
+ goto error;
+ udelay(10);
+ }
+ return 0;
+error:
+ ssb_printk(KERN_ERR PFX "Failed to switch to core %u\n", coreidx);
+ return -ENODEV;
+}
+
+int ssb_pci_switch_core(struct ssb_bus *bus,
+ struct ssb_device *dev)
+{
+ int err;
+ unsigned long flags;
+
+#if SSB_VERBOSE_PCICORESWITCH_DEBUG
+ ssb_printk(KERN_INFO PFX
+ "Switching to %s core, index %d\n",
+ ssb_core_name(dev->id.coreid),
+ dev->core_index);
+#endif
+
+ spin_lock_irqsave(&bus->bar_lock, flags);
+ err = ssb_pci_switch_coreidx(bus, dev->core_index);
+ if (!err)
+ bus->mapped_device = dev;
+ spin_unlock_irqrestore(&bus->bar_lock, flags);
+
+ return err;
+}
+
+/* Enable/disable the on board crystal oscillator and/or PLL. */
+int ssb_pci_xtal(struct ssb_bus *bus, u32 what, int turn_on)
+{
+ int err;
+ u32 in, out, outenable;
+ u16 pci_status;
+
+ if (bus->bustype != SSB_BUSTYPE_PCI)
+ return 0;
+
+ err = pci_read_config_dword(bus->host_pci, SSB_GPIO_IN, &in);
+ if (err)
+ goto err_pci;
+ err = pci_read_config_dword(bus->host_pci, SSB_GPIO_OUT, &out);
+ if (err)
+ goto err_pci;
+ err = pci_read_config_dword(bus->host_pci, SSB_GPIO_OUT_ENABLE, &outenable);
+ if (err)
+ goto err_pci;
+
+ outenable |= what;
+
+ if (turn_on) {
+ /* Avoid glitching the clock if GPRS is already using it.
+ * We can't actually read the state of the PLLPD so we infer it
+ * by the value of XTAL_PU which *is* readable via gpioin.
+ */
+ if (!(in & SSB_GPIO_XTAL)) {
+ if (what & SSB_GPIO_XTAL) {
+ /* Turn the crystal on */
+ out |= SSB_GPIO_XTAL;
+ if (what & SSB_GPIO_PLL)
+ out |= SSB_GPIO_PLL;
+ err = pci_write_config_dword(bus->host_pci, SSB_GPIO_OUT, out);
+ if (err)
+ goto err_pci;
+ err = pci_write_config_dword(bus->host_pci, SSB_GPIO_OUT_ENABLE,
+ outenable);
+ if (err)
+ goto err_pci;
+ msleep(1);
+ }
+ if (what & SSB_GPIO_PLL) {
+ /* Turn the PLL on */
+ out &= ~SSB_GPIO_PLL;
+ err = pci_write_config_dword(bus->host_pci, SSB_GPIO_OUT, out);
+ if (err)
+ goto err_pci;
+ msleep(5);
+ }
+ }
+
+ err = pci_read_config_word(bus->host_pci, PCI_STATUS, &pci_status);
+ if (err)
+ goto err_pci;
+ pci_status &= ~PCI_STATUS_SIG_TARGET_ABORT;
+ err = pci_write_config_word(bus->host_pci, PCI_STATUS, pci_status);
+ if (err)
+ goto err_pci;
+ } else {
+ if (what & SSB_GPIO_XTAL) {
+ /* Turn the crystal off */
+ out &= ~SSB_GPIO_XTAL;
+ }
+ if (what & SSB_GPIO_PLL) {
+ /* Turn the PLL off */
+ out |= SSB_GPIO_PLL;
+ }
+ err = pci_write_config_dword(bus->host_pci, SSB_GPIO_OUT, out);
+ if (err)
+ goto err_pci;
+ err = pci_write_config_dword(bus->host_pci, SSB_GPIO_OUT_ENABLE, outenable);
+ if (err)
+ goto err_pci;
+ }
+
+out:
+ return err;
+
+err_pci:
+ printk(KERN_ERR PFX "Error: ssb_pci_xtal() could not access PCI config space!\n");
+ err = -EBUSY;
+ goto out;
+}
+
+/* Get the word-offset for a SSB_SPROM_XXX define. */
+#define SPOFF(offset) (((offset) - SSB_SPROM_BASE) / sizeof(u16))
+/* Helper to extract some _offset, which is one of the SSB_SPROM_XXX defines. */
+#define SPEX(_outvar, _offset, _mask, _shift) \
+ out->_outvar = ((in[SPOFF(_offset)] & (_mask)) >> (_shift))
+
+static inline u8 ssb_crc8(u8 crc, u8 data)
+{
+ /* Polynomial: x^8 + x^7 + x^6 + x^4 + x^2 + 1 */
+ static const u8 t[] = {
+ 0x00, 0xF7, 0xB9, 0x4E, 0x25, 0xD2, 0x9C, 0x6B,
+ 0x4A, 0xBD, 0xF3, 0x04, 0x6F, 0x98, 0xD6, 0x21,
+ 0x94, 0x63, 0x2D, 0xDA, 0xB1, 0x46, 0x08, 0xFF,
+ 0xDE, 0x29, 0x67, 0x90, 0xFB, 0x0C, 0x42, 0xB5,
+ 0x7F, 0x88, 0xC6, 0x31, 0x5A, 0xAD, 0xE3, 0x14,
+ 0x35, 0xC2, 0x8C, 0x7B, 0x10, 0xE7, 0xA9, 0x5E,
+ 0xEB, 0x1C, 0x52, 0xA5, 0xCE, 0x39, 0x77, 0x80,
+ 0xA1, 0x56, 0x18, 0xEF, 0x84, 0x73, 0x3D, 0xCA,
+ 0xFE, 0x09, 0x47, 0xB0, 0xDB, 0x2C, 0x62, 0x95,
+ 0xB4, 0x43, 0x0D, 0xFA, 0x91, 0x66, 0x28, 0xDF,
+ 0x6A, 0x9D, 0xD3, 0x24, 0x4F, 0xB8, 0xF6, 0x01,
+ 0x20, 0xD7, 0x99, 0x6E, 0x05, 0xF2, 0xBC, 0x4B,
+ 0x81, 0x76, 0x38, 0xCF, 0xA4, 0x53, 0x1D, 0xEA,
+ 0xCB, 0x3C, 0x72, 0x85, 0xEE, 0x19, 0x57, 0xA0,
+ 0x15, 0xE2, 0xAC, 0x5B, 0x30, 0xC7, 0x89, 0x7E,
+ 0x5F, 0xA8, 0xE6, 0x11, 0x7A, 0x8D, 0xC3, 0x34,
+ 0xAB, 0x5C, 0x12, 0xE5, 0x8E, 0x79, 0x37, 0xC0,
+ 0xE1, 0x16, 0x58, 0xAF, 0xC4, 0x33, 0x7D, 0x8A,
+ 0x3F, 0xC8, 0x86, 0x71, 0x1A, 0xED, 0xA3, 0x54,
+ 0x75, 0x82, 0xCC, 0x3B, 0x50, 0xA7, 0xE9, 0x1E,
+ 0xD4, 0x23, 0x6D, 0x9A, 0xF1, 0x06, 0x48, 0xBF,
+ 0x9E, 0x69, 0x27, 0xD0, 0xBB, 0x4C, 0x02, 0xF5,
+ 0x40, 0xB7, 0xF9, 0x0E, 0x65, 0x92, 0xDC, 0x2B,
+ 0x0A, 0xFD, 0xB3, 0x44, 0x2F, 0xD8, 0x96, 0x61,
+ 0x55, 0xA2, 0xEC, 0x1B, 0x70, 0x87, 0xC9, 0x3E,
+ 0x1F, 0xE8, 0xA6, 0x51, 0x3A, 0xCD, 0x83, 0x74,
+ 0xC1, 0x36, 0x78, 0x8F, 0xE4, 0x13, 0x5D, 0xAA,
+ 0x8B, 0x7C, 0x32, 0xC5, 0xAE, 0x59, 0x17, 0xE0,
+ 0x2A, 0xDD, 0x93, 0x64, 0x0F, 0xF8, 0xB6, 0x41,
+ 0x60, 0x97, 0xD9, 0x2E, 0x45, 0xB2, 0xFC, 0x0B,
+ 0xBE, 0x49, 0x07, 0xF0, 0x9B, 0x6C, 0x22, 0xD5,
+ 0xF4, 0x03, 0x4D, 0xBA, 0xD1, 0x26, 0x68, 0x9F,
+ };
+ return t[crc ^ data];
+}
+
+static u8 ssb_sprom_crc(const u16 *sprom, u16 size)
+{
+ int word;
+ u8 crc = 0xFF;
+
+ for (word = 0; word < size - 1; word++) {
+ crc = ssb_crc8(crc, sprom[word] & 0x00FF);
+ crc = ssb_crc8(crc, (sprom[word] & 0xFF00) >> 8);
+ }
+ crc = ssb_crc8(crc, sprom[size - 1] & 0x00FF);
+ crc ^= 0xFF;
+
+ return crc;
+}
+
+static int sprom_check_crc(const u16 *sprom, u16 size)
+{
+ u8 crc;
+ u8 expected_crc;
+ u16 tmp;
+
+ crc = ssb_sprom_crc(sprom, size);
+ tmp = sprom[size - 1] & SSB_SPROM_REVISION_CRC;
+ expected_crc = tmp >> SSB_SPROM_REVISION_CRC_SHIFT;
+ if (crc != expected_crc)
+ return -EPROTO;
+
+ return 0;
+}
+
+static void sprom_do_read(struct ssb_bus *bus, u16 *sprom)
+{
+ int i;
+
+ for (i = 0; i < bus->sprom_size; i++)
+ sprom[i] = ioread16(bus->mmio + SSB_SPROM_BASE + (i * 2));
+}
+
+static int sprom_do_write(struct ssb_bus *bus, const u16 *sprom)
+{
+ struct pci_dev *pdev = bus->host_pci;
+ int i, err;
+ u32 spromctl;
+ u16 size = bus->sprom_size;
+
+ ssb_printk(KERN_NOTICE PFX "Writing SPROM. Do NOT turn off the power! Please stand by...\n");
+ err = pci_read_config_dword(pdev, SSB_SPROMCTL, &spromctl);
+ if (err)
+ goto err_ctlreg;
+ spromctl |= SSB_SPROMCTL_WE;
+ err = pci_write_config_dword(pdev, SSB_SPROMCTL, spromctl);
+ if (err)
+ goto err_ctlreg;
+ ssb_printk(KERN_NOTICE PFX "[ 0%%");
+ msleep(500);
+ for (i = 0; i < size; i++) {
+ if (i == size / 4)
+ ssb_printk("25%%");
+ else if (i == size / 2)
+ ssb_printk("50%%");
+ else if (i == (size * 3) / 4)
+ ssb_printk("75%%");
+ else if (i % 2)
+ ssb_printk(".");
+ writew(sprom[i], bus->mmio + SSB_SPROM_BASE + (i * 2));
+ mmiowb();
+ msleep(20);
+ }
+ err = pci_read_config_dword(pdev, SSB_SPROMCTL, &spromctl);
+ if (err)
+ goto err_ctlreg;
+ spromctl &= ~SSB_SPROMCTL_WE;
+ err = pci_write_config_dword(pdev, SSB_SPROMCTL, spromctl);
+ if (err)
+ goto err_ctlreg;
+ msleep(500);
+ ssb_printk("100%% ]\n");
+ ssb_printk(KERN_NOTICE PFX "SPROM written.\n");
+
+ return 0;
+err_ctlreg:
+ ssb_printk(KERN_ERR PFX "Could not access SPROM control register.\n");
+ return err;
+}
+
+static s8 r123_extract_antgain(u8 sprom_revision, const u16 *in,
+ u16 mask, u16 shift)
+{
+ u16 v;
+ u8 gain;
+
+ v = in[SPOFF(SSB_SPROM1_AGAIN)];
+ gain = (v & mask) >> shift;
+ if (gain == 0xFF)
+ gain = 2; /* If unset use 2dBm */
+ if (sprom_revision == 1) {
+ /* Convert to Q5.2 */
+ gain <<= 2;
+ } else {
+ /* Q5.2 Fractional part is stored in 0xC0 */
+ gain = ((gain & 0xC0) >> 6) | ((gain & 0x3F) << 2);
+ }
+
+ return (s8)gain;
+}
+
+static void sprom_extract_r123(struct ssb_sprom *out, const u16 *in)
+{
+ int i;
+ u16 v;
+ s8 gain;
+ u16 loc[3];
+
+ if (out->revision == 3) { /* rev 3 moved MAC */
+ loc[0] = SSB_SPROM3_IL0MAC;
+ loc[1] = SSB_SPROM3_ET0MAC;
+ loc[2] = SSB_SPROM3_ET1MAC;
+ } else {
+ loc[0] = SSB_SPROM1_IL0MAC;
+ loc[1] = SSB_SPROM1_ET0MAC;
+ loc[2] = SSB_SPROM1_ET1MAC;
+ }
+ for (i = 0; i < 3; i++) {
+ v = in[SPOFF(loc[0]) + i];
+ *(((__be16 *)out->il0mac) + i) = cpu_to_be16(v);
+ }
+ for (i = 0; i < 3; i++) {
+ v = in[SPOFF(loc[1]) + i];
+ *(((__be16 *)out->et0mac) + i) = cpu_to_be16(v);
+ }
+ for (i = 0; i < 3; i++) {
+ v = in[SPOFF(loc[2]) + i];
+ *(((__be16 *)out->et1mac) + i) = cpu_to_be16(v);
+ }
+ SPEX(et0phyaddr, SSB_SPROM1_ETHPHY, SSB_SPROM1_ETHPHY_ET0A, 0);
+ SPEX(et1phyaddr, SSB_SPROM1_ETHPHY, SSB_SPROM1_ETHPHY_ET1A,
+ SSB_SPROM1_ETHPHY_ET1A_SHIFT);
+ SPEX(et0mdcport, SSB_SPROM1_ETHPHY, SSB_SPROM1_ETHPHY_ET0M, 14);
+ SPEX(et1mdcport, SSB_SPROM1_ETHPHY, SSB_SPROM1_ETHPHY_ET1M, 15);
+ SPEX(board_rev, SSB_SPROM1_BINF, SSB_SPROM1_BINF_BREV, 0);
+ SPEX(country_code, SSB_SPROM1_BINF, SSB_SPROM1_BINF_CCODE,
+ SSB_SPROM1_BINF_CCODE_SHIFT);
+ SPEX(ant_available_a, SSB_SPROM1_BINF, SSB_SPROM1_BINF_ANTA,
+ SSB_SPROM1_BINF_ANTA_SHIFT);
+ SPEX(ant_available_bg, SSB_SPROM1_BINF, SSB_SPROM1_BINF_ANTBG,
+ SSB_SPROM1_BINF_ANTBG_SHIFT);
+ SPEX(pa0b0, SSB_SPROM1_PA0B0, 0xFFFF, 0);
+ SPEX(pa0b1, SSB_SPROM1_PA0B1, 0xFFFF, 0);
+ SPEX(pa0b2, SSB_SPROM1_PA0B2, 0xFFFF, 0);
+ SPEX(pa1b0, SSB_SPROM1_PA1B0, 0xFFFF, 0);
+ SPEX(pa1b1, SSB_SPROM1_PA1B1, 0xFFFF, 0);
+ SPEX(pa1b2, SSB_SPROM1_PA1B2, 0xFFFF, 0);
+ SPEX(gpio0, SSB_SPROM1_GPIOA, SSB_SPROM1_GPIOA_P0, 0);
+ SPEX(gpio1, SSB_SPROM1_GPIOA, SSB_SPROM1_GPIOA_P1,
+ SSB_SPROM1_GPIOA_P1_SHIFT);
+ SPEX(gpio2, SSB_SPROM1_GPIOB, SSB_SPROM1_GPIOB_P2, 0);
+ SPEX(gpio3, SSB_SPROM1_GPIOB, SSB_SPROM1_GPIOB_P3,
+ SSB_SPROM1_GPIOB_P3_SHIFT);
+ SPEX(maxpwr_a, SSB_SPROM1_MAXPWR, SSB_SPROM1_MAXPWR_A,
+ SSB_SPROM1_MAXPWR_A_SHIFT);
+ SPEX(maxpwr_bg, SSB_SPROM1_MAXPWR, SSB_SPROM1_MAXPWR_BG, 0);
+ SPEX(itssi_a, SSB_SPROM1_ITSSI, SSB_SPROM1_ITSSI_A,
+ SSB_SPROM1_ITSSI_A_SHIFT);
+ SPEX(itssi_bg, SSB_SPROM1_ITSSI, SSB_SPROM1_ITSSI_BG, 0);
+ SPEX(boardflags_lo, SSB_SPROM1_BFLLO, 0xFFFF, 0);
+ if (out->revision >= 2)
+ SPEX(boardflags_hi, SSB_SPROM2_BFLHI, 0xFFFF, 0);
+
+ /* Extract the antenna gain values. */
+ gain = r123_extract_antgain(out->revision, in,
+ SSB_SPROM1_AGAIN_BG,
+ SSB_SPROM1_AGAIN_BG_SHIFT);
+ out->antenna_gain.ghz24.a0 = gain;
+ out->antenna_gain.ghz24.a1 = gain;
+ out->antenna_gain.ghz24.a2 = gain;
+ out->antenna_gain.ghz24.a3 = gain;
+ gain = r123_extract_antgain(out->revision, in,
+ SSB_SPROM1_AGAIN_A,
+ SSB_SPROM1_AGAIN_A_SHIFT);
+ out->antenna_gain.ghz5.a0 = gain;
+ out->antenna_gain.ghz5.a1 = gain;
+ out->antenna_gain.ghz5.a2 = gain;
+ out->antenna_gain.ghz5.a3 = gain;
+}
+
+static void sprom_extract_r4(struct ssb_sprom *out, const u16 *in)
+{
+ int i;
+ u16 v;
+
+ /* extract the equivalent of the r1 variables */
+ for (i = 0; i < 3; i++) {
+ v = in[SPOFF(SSB_SPROM4_IL0MAC) + i];
+ *(((__be16 *)out->il0mac) + i) = cpu_to_be16(v);
+ }
+ for (i = 0; i < 3; i++) {
+ v = in[SPOFF(SSB_SPROM4_ET0MAC) + i];
+ *(((__be16 *)out->et0mac) + i) = cpu_to_be16(v);
+ }
+ for (i = 0; i < 3; i++) {
+ v = in[SPOFF(SSB_SPROM4_ET1MAC) + i];
+ *(((__be16 *)out->et1mac) + i) = cpu_to_be16(v);
+ }
+ SPEX(et0phyaddr, SSB_SPROM4_ETHPHY, SSB_SPROM4_ETHPHY_ET0A, 0);
+ SPEX(et1phyaddr, SSB_SPROM4_ETHPHY, SSB_SPROM4_ETHPHY_ET1A,
+ SSB_SPROM4_ETHPHY_ET1A_SHIFT);
+ SPEX(country_code, SSB_SPROM4_CCODE, 0xFFFF, 0);
+ SPEX(boardflags_lo, SSB_SPROM4_BFLLO, 0xFFFF, 0);
+ SPEX(boardflags_hi, SSB_SPROM4_BFLHI, 0xFFFF, 0);
+ SPEX(ant_available_a, SSB_SPROM4_ANTAVAIL, SSB_SPROM4_ANTAVAIL_A,
+ SSB_SPROM4_ANTAVAIL_A_SHIFT);
+ SPEX(ant_available_bg, SSB_SPROM4_ANTAVAIL, SSB_SPROM4_ANTAVAIL_BG,
+ SSB_SPROM4_ANTAVAIL_BG_SHIFT);
+ SPEX(maxpwr_bg, SSB_SPROM4_MAXP_BG, SSB_SPROM4_MAXP_BG_MASK, 0);
+ SPEX(itssi_bg, SSB_SPROM4_MAXP_BG, SSB_SPROM4_ITSSI_BG,
+ SSB_SPROM4_ITSSI_BG_SHIFT);
+ SPEX(maxpwr_a, SSB_SPROM4_MAXP_A, SSB_SPROM4_MAXP_A_MASK, 0);
+ SPEX(itssi_a, SSB_SPROM4_MAXP_A, SSB_SPROM4_ITSSI_A,
+ SSB_SPROM4_ITSSI_A_SHIFT);
+ SPEX(gpio0, SSB_SPROM4_GPIOA, SSB_SPROM4_GPIOA_P0, 0);
+ SPEX(gpio1, SSB_SPROM4_GPIOA, SSB_SPROM4_GPIOA_P1,
+ SSB_SPROM4_GPIOA_P1_SHIFT);
+ SPEX(gpio2, SSB_SPROM4_GPIOB, SSB_SPROM4_GPIOB_P2, 0);
+ SPEX(gpio3, SSB_SPROM4_GPIOB, SSB_SPROM4_GPIOB_P3,
+ SSB_SPROM4_GPIOB_P3_SHIFT);
+
+ /* Extract the antenna gain values. */
+ SPEX(antenna_gain.ghz24.a0, SSB_SPROM4_AGAIN01,
+ SSB_SPROM4_AGAIN0, SSB_SPROM4_AGAIN0_SHIFT);
+ SPEX(antenna_gain.ghz24.a1, SSB_SPROM4_AGAIN01,
+ SSB_SPROM4_AGAIN1, SSB_SPROM4_AGAIN1_SHIFT);
+ SPEX(antenna_gain.ghz24.a2, SSB_SPROM4_AGAIN23,
+ SSB_SPROM4_AGAIN2, SSB_SPROM4_AGAIN2_SHIFT);
+ SPEX(antenna_gain.ghz24.a3, SSB_SPROM4_AGAIN23,
+ SSB_SPROM4_AGAIN3, SSB_SPROM4_AGAIN3_SHIFT);
+ memcpy(&out->antenna_gain.ghz5, &out->antenna_gain.ghz24,
+ sizeof(out->antenna_gain.ghz5));
+
+ /* TODO - get remaining rev 4 stuff needed */
+}
+
+static int sprom_extract(struct ssb_bus *bus, struct ssb_sprom *out,
+ const u16 *in, u16 size)
+{
+ memset(out, 0, sizeof(*out));
+
+ out->revision = in[size - 1] & 0x00FF;
+ ssb_dprintk(KERN_DEBUG PFX "SPROM revision %d detected.\n", out->revision);
+ if ((bus->chip_id & 0xFF00) == 0x4400) {
+ /* Workaround: The BCM44XX chip has a stupid revision
+ * number stored in the SPROM.
+ * Always extract r1. */
+ out->revision = 1;
+ sprom_extract_r123(out, in);
+ } else if (bus->chip_id == 0x4321) {
+ /* the BCM4328 has a chipid == 0x4321 and a rev 4 SPROM */
+ out->revision = 4;
+ sprom_extract_r4(out, in);
+ } else {
+ if (out->revision == 0)
+ goto unsupported;
+ if (out->revision >= 1 && out->revision <= 3) {
+ sprom_extract_r123(out, in);
+ }
+ if (out->revision == 4)
+ sprom_extract_r4(out, in);
+ if (out->revision >= 5)
+ goto unsupported;
+ }
+
+ return 0;
+unsupported:
+ ssb_printk(KERN_WARNING PFX "Unsupported SPROM revision %d "
+ "detected. Will extract v1\n", out->revision);
+ sprom_extract_r123(out, in);
+ return 0;
+}
+
+static int ssb_pci_sprom_get(struct ssb_bus *bus,
+ struct ssb_sprom *sprom)
+{
+ int err = -ENOMEM;
+ u16 *buf;
+
+ buf = kcalloc(SSB_SPROMSIZE_WORDS_R123, sizeof(u16), GFP_KERNEL);
+ if (!buf)
+ goto out;
+ bus->sprom_size = SSB_SPROMSIZE_WORDS_R123;
+ sprom_do_read(bus, buf);
+ err = sprom_check_crc(buf, bus->sprom_size);
+ if (err) {
+ /* check for rev 4 sprom - has special signature */
+ if (buf[32] == 0x5372) {
+ kfree(buf);
+ buf = kcalloc(SSB_SPROMSIZE_WORDS_R4, sizeof(u16),
+ GFP_KERNEL);
+ if (!buf)
+ goto out;
+ bus->sprom_size = SSB_SPROMSIZE_WORDS_R4;
+ sprom_do_read(bus, buf);
+ err = sprom_check_crc(buf, bus->sprom_size);
+ }
+ if (err)
+ ssb_printk(KERN_WARNING PFX "WARNING: Invalid"
+ " SPROM CRC (corrupt SPROM)\n");
+ }
+ err = sprom_extract(bus, sprom, buf, bus->sprom_size);
+
+ kfree(buf);
+out:
+ return err;
+}
+
+static void ssb_pci_get_boardinfo(struct ssb_bus *bus,
+ struct ssb_boardinfo *bi)
+{
+ pci_read_config_word(bus->host_pci, PCI_SUBSYSTEM_VENDOR_ID,
+ &bi->vendor);
+ pci_read_config_word(bus->host_pci, PCI_SUBSYSTEM_ID,
+ &bi->type);
+ pci_read_config_word(bus->host_pci, PCI_REVISION_ID,
+ &bi->rev);
+}
+
+int ssb_pci_get_invariants(struct ssb_bus *bus,
+ struct ssb_init_invariants *iv)
+{
+ int err;
+
+ err = ssb_pci_sprom_get(bus, &iv->sprom);
+ if (err)
+ goto out;
+ ssb_pci_get_boardinfo(bus, &iv->boardinfo);
+
+out:
+ return err;
+}
+
+#ifdef CONFIG_SSB_DEBUG
+static int ssb_pci_assert_buspower(struct ssb_bus *bus)
+{
+ if (likely(bus->powered_up))
+ return 0;
+
+ printk(KERN_ERR PFX "FATAL ERROR: Bus powered down "
+ "while accessing PCI MMIO space\n");
+ if (bus->power_warn_count <= 10) {
+ bus->power_warn_count++;
+ dump_stack();
+ }
+
+ return -ENODEV;
+}
+#else /* DEBUG */
+static inline int ssb_pci_assert_buspower(struct ssb_bus *bus)
+{
+ return 0;
+}
+#endif /* DEBUG */
+
+static u16 ssb_pci_read16(struct ssb_device *dev, u16 offset)
+{
+ struct ssb_bus *bus = dev->bus;
+
+ if (unlikely(ssb_pci_assert_buspower(bus)))
+ return 0xFFFF;
+ if (unlikely(bus->mapped_device != dev)) {
+ if (unlikely(ssb_pci_switch_core(bus, dev)))
+ return 0xFFFF;
+ }
+ return ioread16(bus->mmio + offset);
+}
+
+static u32 ssb_pci_read32(struct ssb_device *dev, u16 offset)
+{
+ struct ssb_bus *bus = dev->bus;
+
+ if (unlikely(ssb_pci_assert_buspower(bus)))
+ return 0xFFFFFFFF;
+ if (unlikely(bus->mapped_device != dev)) {
+ if (unlikely(ssb_pci_switch_core(bus, dev)))
+ return 0xFFFFFFFF;
+ }
+ return ioread32(bus->mmio + offset);
+}
+
+static void ssb_pci_write16(struct ssb_device *dev, u16 offset, u16 value)
+{
+ struct ssb_bus *bus = dev->bus;
+
+ if (unlikely(ssb_pci_assert_buspower(bus)))
+ return;
+ if (unlikely(bus->mapped_device != dev)) {
+ if (unlikely(ssb_pci_switch_core(bus, dev)))
+ return;
+ }
+ iowrite16(value, bus->mmio + offset);
+}
+
+static void ssb_pci_write32(struct ssb_device *dev, u16 offset, u32 value)
+{
+ struct ssb_bus *bus = dev->bus;
+
+ if (unlikely(ssb_pci_assert_buspower(bus)))
+ return;
+ if (unlikely(bus->mapped_device != dev)) {
+ if (unlikely(ssb_pci_switch_core(bus, dev)))
+ return;
+ }
+ iowrite32(value, bus->mmio + offset);
+}
+
+/* Not "static", as it's used in main.c */
+const struct ssb_bus_ops ssb_pci_ops = {
+ .read16 = ssb_pci_read16,
+ .read32 = ssb_pci_read32,
+ .write16 = ssb_pci_write16,
+ .write32 = ssb_pci_write32,
+};
+
+static int sprom2hex(const u16 *sprom, char *buf, size_t buf_len, u16 size)
+{
+ int i, pos = 0;
+
+ for (i = 0; i < size; i++)
+ pos += snprintf(buf + pos, buf_len - pos - 1,
+ "%04X", swab16(sprom[i]) & 0xFFFF);
+ pos += snprintf(buf + pos, buf_len - pos - 1, "\n");
+
+ return pos + 1;
+}
+
+static int hex2sprom(u16 *sprom, const char *dump, size_t len, u16 size)
+{
+ char tmp[5] = { 0 };
+ int cnt = 0;
+ unsigned long parsed;
+
+ if (len < size * 2)
+ return -EINVAL;
+
+ while (cnt < size) {
+ memcpy(tmp, dump, 4);
+ dump += 4;
+ parsed = simple_strtoul(tmp, NULL, 16);
+ sprom[cnt++] = swab16((u16)parsed);
+ }
+
+ return 0;
+}
+
+static ssize_t ssb_pci_attr_sprom_show(struct device *pcidev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ struct pci_dev *pdev = container_of(pcidev, struct pci_dev, dev);
+ struct ssb_bus *bus;
+ u16 *sprom;
+ int err = -ENODEV;
+ ssize_t count = 0;
+
+ bus = ssb_pci_dev_to_bus(pdev);
+ if (!bus)
+ goto out;
+ err = -ENOMEM;
+ sprom = kcalloc(bus->sprom_size, sizeof(u16), GFP_KERNEL);
+ if (!sprom)
+ goto out;
+
+ /* Use interruptible locking, as the SPROM write might
+ * be holding the lock for several seconds. So allow userspace
+ * to cancel operation. */
+ err = -ERESTARTSYS;
+ if (mutex_lock_interruptible(&bus->pci_sprom_mutex))
+ goto out_kfree;
+ sprom_do_read(bus, sprom);
+ mutex_unlock(&bus->pci_sprom_mutex);
+
+ count = sprom2hex(sprom, buf, PAGE_SIZE, bus->sprom_size);
+ err = 0;
+
+out_kfree:
+ kfree(sprom);
+out:
+ return err ? err : count;
+}
+
+static ssize_t ssb_pci_attr_sprom_store(struct device *pcidev,
+ struct device_attribute *attr,
+ const char *buf, size_t count)
+{
+ struct pci_dev *pdev = container_of(pcidev, struct pci_dev, dev);
+ struct ssb_bus *bus;
+ u16 *sprom;
+ int res = 0, err = -ENODEV;
+
+ bus = ssb_pci_dev_to_bus(pdev);
+ if (!bus)
+ goto out;
+ err = -ENOMEM;
+ sprom = kcalloc(bus->sprom_size, sizeof(u16), GFP_KERNEL);
+ if (!sprom)
+ goto out;
+ err = hex2sprom(sprom, buf, count, bus->sprom_size);
+ if (err) {
+ err = -EINVAL;
+ goto out_kfree;
+ }
+ err = sprom_check_crc(sprom, bus->sprom_size);
+ if (err) {
+ err = -EINVAL;
+ goto out_kfree;
+ }
+
+ /* Use interruptible locking, as the SPROM write might
+ * be holding the lock for several seconds. So allow userspace
+ * to cancel operation. */
+ err = -ERESTARTSYS;
+ if (mutex_lock_interruptible(&bus->pci_sprom_mutex))
+ goto out_kfree;
+ err = ssb_devices_freeze(bus);
+ if (err == -EOPNOTSUPP) {
+ ssb_printk(KERN_ERR PFX "SPROM write: Could not freeze devices. "
+ "No suspend support. Is CONFIG_PM enabled?\n");
+ goto out_unlock;
+ }
+ if (err) {
+ ssb_printk(KERN_ERR PFX "SPROM write: Could not freeze all devices\n");
+ goto out_unlock;
+ }
+ res = sprom_do_write(bus, sprom);
+ err = ssb_devices_thaw(bus);
+ if (err)
+ ssb_printk(KERN_ERR PFX "SPROM write: Could not thaw all devices\n");
+out_unlock:
+ mutex_unlock(&bus->pci_sprom_mutex);
+out_kfree:
+ kfree(sprom);
+out:
+ if (res)
+ return res;
+ return err ? err : count;
+}
+
+static DEVICE_ATTR(ssb_sprom, 0600,
+ ssb_pci_attr_sprom_show,
+ ssb_pci_attr_sprom_store);
+
+void ssb_pci_exit(struct ssb_bus *bus)
+{
+ struct pci_dev *pdev;
+
+ if (bus->bustype != SSB_BUSTYPE_PCI)
+ return;
+
+ pdev = bus->host_pci;
+ device_remove_file(&pdev->dev, &dev_attr_ssb_sprom);
+}
+
+int ssb_pci_init(struct ssb_bus *bus)
+{
+ struct pci_dev *pdev;
+ int err;
+
+ if (bus->bustype != SSB_BUSTYPE_PCI)
+ return 0;
+
+ pdev = bus->host_pci;
+ mutex_init(&bus->pci_sprom_mutex);
+ err = device_create_file(&pdev->dev, &dev_attr_ssb_sprom);
+ if (err)
+ goto out;
+
+out:
+ return err;
+}
--- /dev/null
+/*
+ * Sonics Silicon Backplane
+ * PCI Hostdevice wrapper
+ *
+ * Copyright (c) 2005 Martin Langer <martin-langer@gmx.de>
+ * Copyright (c) 2005 Stefano Brivio <st3@riseup.net>
+ * Copyright (c) 2005 Danny van Dyk <kugelfang@gentoo.org>
+ * Copyright (c) 2005 Andreas Jaggi <andreas.jaggi@waterwave.ch>
+ * Copyright (c) 2005-2007 Michael Buesch <mbuesch@freenet.de>
+ *
+ * Licensed under the GNU/GPL. See COPYING for details.
+ */
+
+#include <linux/pci.h>
+#include <linux/ssb/ssb.h>
+
+
+#ifdef CONFIG_PM
+static int ssb_pcihost_suspend(struct pci_dev *dev, pm_message_t state)
+{
+ pci_save_state(dev);
+ pci_disable_device(dev);
+ pci_set_power_state(dev, pci_choose_state(dev, state));
+
+ return 0;
+}
+
+static int ssb_pcihost_resume(struct pci_dev *dev)
+{
+ int err;
+
+ pci_set_power_state(dev, 0);
+ err = pci_enable_device(dev);
+ if (err)
+ return err;
+ pci_restore_state(dev);
+
+ return 0;
+}
+#else /* CONFIG_PM */
+# define ssb_pcihost_suspend NULL
+# define ssb_pcihost_resume NULL
+#endif /* CONFIG_PM */
+
+static int ssb_pcihost_probe(struct pci_dev *dev,
+ const struct pci_device_id *id)
+{
+ struct ssb_bus *ssb;
+ int err = -ENOMEM;
+ const char *name;
+
+ ssb = kzalloc(sizeof(*ssb), GFP_KERNEL);
+ if (!ssb)
+ goto out;
+ err = pci_enable_device(dev);
+ if (err)
+ goto err_kfree_ssb;
+ name = dev->dev.bus_id;
+ if (dev->driver && dev->driver->name)
+ name = dev->driver->name;
+ err = pci_request_regions(dev, name);
+ if (err)
+ goto err_pci_disable;
+ pci_set_master(dev);
+
+ err = ssb_bus_pcibus_register(ssb, dev);
+ if (err)
+ goto err_pci_release_regions;
+
+ pci_set_drvdata(dev, ssb);
+
+out:
+ return err;
+
+err_pci_release_regions:
+ pci_release_regions(dev);
+err_pci_disable:
+ pci_disable_device(dev);
+err_kfree_ssb:
+ kfree(ssb);
+ return err;
+}
+
+static void ssb_pcihost_remove(struct pci_dev *dev)
+{
+ struct ssb_bus *ssb = pci_get_drvdata(dev);
+
+ ssb_bus_unregister(ssb);
+ pci_release_regions(dev);
+ pci_disable_device(dev);
+ kfree(ssb);
+ pci_set_drvdata(dev, NULL);
+}
+
+int ssb_pcihost_register(struct pci_driver *driver)
+{
+ driver->probe = ssb_pcihost_probe;
+ driver->remove = ssb_pcihost_remove;
+ driver->suspend = ssb_pcihost_suspend;
+ driver->resume = ssb_pcihost_resume;
+
+ return pci_register_driver(driver);
+}
+EXPORT_SYMBOL(ssb_pcihost_register);
--- /dev/null
+/*
+ * Sonics Silicon Backplane
+ * PCMCIA-Hostbus related functions
+ *
+ * Copyright 2006 Johannes Berg <johannes@sipsolutions.net>
+ * Copyright 2007 Michael Buesch <mb@bu3sch.de>
+ *
+ * Licensed under the GNU/GPL. See COPYING for details.
+ */
+
+#include <linux/ssb/ssb.h>
+#include <linux/delay.h>
+#include <linux/io.h>
+
+#include <pcmcia/cs_types.h>
+#include <pcmcia/cs.h>
+#include <pcmcia/cistpl.h>
+#include <pcmcia/ciscode.h>
+#include <pcmcia/ds.h>
+#include <pcmcia/cisreg.h>
+
+#include "ssb_private.h"
+
+
+/* Define the following to 1 to enable a printk on each coreswitch. */
+#define SSB_VERBOSE_PCMCIACORESWITCH_DEBUG 0
+
+
+int ssb_pcmcia_switch_coreidx(struct ssb_bus *bus,
+ u8 coreidx)
+{
+ struct pcmcia_device *pdev = bus->host_pcmcia;
+ int err;
+ int attempts = 0;
+ u32 cur_core;
+ conf_reg_t reg;
+ u32 addr;
+ u32 read_addr;
+
+ addr = (coreidx * SSB_CORE_SIZE) + SSB_ENUM_BASE;
+ while (1) {
+ reg.Action = CS_WRITE;
+ reg.Offset = 0x2E;
+ reg.Value = (addr & 0x0000F000) >> 12;
+ err = pcmcia_access_configuration_register(pdev, ®);
+ if (err != CS_SUCCESS)
+ goto error;
+ reg.Offset = 0x30;
+ reg.Value = (addr & 0x00FF0000) >> 16;
+ err = pcmcia_access_configuration_register(pdev, ®);
+ if (err != CS_SUCCESS)
+ goto error;
+ reg.Offset = 0x32;
+ reg.Value = (addr & 0xFF000000) >> 24;
+ err = pcmcia_access_configuration_register(pdev, ®);
+ if (err != CS_SUCCESS)
+ goto error;
+
+ read_addr = 0;
+
+ reg.Action = CS_READ;
+ reg.Offset = 0x2E;
+ err = pcmcia_access_configuration_register(pdev, ®);
+ if (err != CS_SUCCESS)
+ goto error;
+ read_addr |= ((u32)(reg.Value & 0x0F)) << 12;
+ reg.Offset = 0x30;
+ err = pcmcia_access_configuration_register(pdev, ®);
+ if (err != CS_SUCCESS)
+ goto error;
+ read_addr |= ((u32)reg.Value) << 16;
+ reg.Offset = 0x32;
+ err = pcmcia_access_configuration_register(pdev, ®);
+ if (err != CS_SUCCESS)
+ goto error;
+ read_addr |= ((u32)reg.Value) << 24;
+
+ cur_core = (read_addr - SSB_ENUM_BASE) / SSB_CORE_SIZE;
+ if (cur_core == coreidx)
+ break;
+
+ if (attempts++ > SSB_BAR0_MAX_RETRIES)
+ goto error;
+ udelay(10);
+ }
+
+ return 0;
+error:
+ ssb_printk(KERN_ERR PFX "Failed to switch to core %u\n", coreidx);
+ return -ENODEV;
+}
+
+int ssb_pcmcia_switch_core(struct ssb_bus *bus,
+ struct ssb_device *dev)
+{
+ int err;
+
+#if SSB_VERBOSE_PCMCIACORESWITCH_DEBUG
+ ssb_printk(KERN_INFO PFX
+ "Switching to %s core, index %d\n",
+ ssb_core_name(dev->id.coreid),
+ dev->core_index);
+#endif
+
+ err = ssb_pcmcia_switch_coreidx(bus, dev->core_index);
+ if (!err)
+ bus->mapped_device = dev;
+
+ return err;
+}
+
+int ssb_pcmcia_switch_segment(struct ssb_bus *bus, u8 seg)
+{
+ int attempts = 0;
+ conf_reg_t reg;
+ int res;
+
+ SSB_WARN_ON((seg != 0) && (seg != 1));
+ reg.Offset = 0x34;
+ reg.Function = 0;
+ while (1) {
+ reg.Action = CS_WRITE;
+ reg.Value = seg;
+ res = pcmcia_access_configuration_register(bus->host_pcmcia, ®);
+ if (unlikely(res != CS_SUCCESS))
+ goto error;
+ reg.Value = 0xFF;
+ reg.Action = CS_READ;
+ res = pcmcia_access_configuration_register(bus->host_pcmcia, ®);
+ if (unlikely(res != CS_SUCCESS))
+ goto error;
+
+ if (reg.Value == seg)
+ break;
+
+ if (unlikely(attempts++ > SSB_BAR0_MAX_RETRIES))
+ goto error;
+ udelay(10);
+ }
+ bus->mapped_pcmcia_seg = seg;
+
+ return 0;
+error:
+ ssb_printk(KERN_ERR PFX "Failed to switch pcmcia segment\n");
+ return -ENODEV;
+}
+
+static int select_core_and_segment(struct ssb_device *dev,
+ u16 *offset)
+{
+ struct ssb_bus *bus = dev->bus;
+ int err;
+ u8 need_segment;
+
+ if (*offset >= 0x800) {
+ *offset -= 0x800;
+ need_segment = 1;
+ } else
+ need_segment = 0;
+
+ if (unlikely(dev != bus->mapped_device)) {
+ err = ssb_pcmcia_switch_core(bus, dev);
+ if (unlikely(err))
+ return err;
+ }
+ if (unlikely(need_segment != bus->mapped_pcmcia_seg)) {
+ err = ssb_pcmcia_switch_segment(bus, need_segment);
+ if (unlikely(err))
+ return err;
+ }
+
+ return 0;
+}
+
+static u16 ssb_pcmcia_read16(struct ssb_device *dev, u16 offset)
+{
+ struct ssb_bus *bus = dev->bus;
+ unsigned long flags;
+ int err;
+ u16 value = 0xFFFF;
+
+ spin_lock_irqsave(&bus->bar_lock, flags);
+ err = select_core_and_segment(dev, &offset);
+ if (likely(!err))
+ value = readw(bus->mmio + offset);
+ spin_unlock_irqrestore(&bus->bar_lock, flags);
+
+ return value;
+}
+
+static u32 ssb_pcmcia_read32(struct ssb_device *dev, u16 offset)
+{
+ struct ssb_bus *bus = dev->bus;
+ unsigned long flags;
+ int err;
+ u32 lo = 0xFFFFFFFF, hi = 0xFFFFFFFF;
+
+ spin_lock_irqsave(&bus->bar_lock, flags);
+ err = select_core_and_segment(dev, &offset);
+ if (likely(!err)) {
+ lo = readw(bus->mmio + offset);
+ hi = readw(bus->mmio + offset + 2);
+ }
+ spin_unlock_irqrestore(&bus->bar_lock, flags);
+
+ return (lo | (hi << 16));
+}
+
+static void ssb_pcmcia_write16(struct ssb_device *dev, u16 offset, u16 value)
+{
+ struct ssb_bus *bus = dev->bus;
+ unsigned long flags;
+ int err;
+
+ spin_lock_irqsave(&bus->bar_lock, flags);
+ err = select_core_and_segment(dev, &offset);
+ if (likely(!err))
+ writew(value, bus->mmio + offset);
+ mmiowb();
+ spin_unlock_irqrestore(&bus->bar_lock, flags);
+}
+
+static void ssb_pcmcia_write32(struct ssb_device *dev, u16 offset, u32 value)
+{
+ struct ssb_bus *bus = dev->bus;
+ unsigned long flags;
+ int err;
+
+ spin_lock_irqsave(&bus->bar_lock, flags);
+ err = select_core_and_segment(dev, &offset);
+ if (likely(!err)) {
+ writew((value & 0x0000FFFF), bus->mmio + offset);
+ writew(((value & 0xFFFF0000) >> 16), bus->mmio + offset + 2);
+ }
+ mmiowb();
+ spin_unlock_irqrestore(&bus->bar_lock, flags);
+}
+
+/* Not "static", as it's used in main.c */
+const struct ssb_bus_ops ssb_pcmcia_ops = {
+ .read16 = ssb_pcmcia_read16,
+ .read32 = ssb_pcmcia_read32,
+ .write16 = ssb_pcmcia_write16,
+ .write32 = ssb_pcmcia_write32,
+};
+
+#include <linux/etherdevice.h>
+int ssb_pcmcia_get_invariants(struct ssb_bus *bus,
+ struct ssb_init_invariants *iv)
+{
+ //TODO
+ random_ether_addr(iv->sprom.il0mac);
+ return 0;
+}
+
+int ssb_pcmcia_init(struct ssb_bus *bus)
+{
+ conf_reg_t reg;
+ int err;
+
+ if (bus->bustype != SSB_BUSTYPE_PCMCIA)
+ return 0;
+
+ /* Switch segment to a known state and sync
+ * bus->mapped_pcmcia_seg with hardware state. */
+ ssb_pcmcia_switch_segment(bus, 0);
+
+ /* Init IRQ routing */
+ reg.Action = CS_READ;
+ reg.Function = 0;
+ if (bus->chip_id == 0x4306)
+ reg.Offset = 0x00;
+ else
+ reg.Offset = 0x80;
+ err = pcmcia_access_configuration_register(bus->host_pcmcia, ®);
+ if (err != CS_SUCCESS)
+ goto error;
+ reg.Action = CS_WRITE;
+ reg.Value |= 0x04 | 0x01;
+ err = pcmcia_access_configuration_register(bus->host_pcmcia, ®);
+ if (err != CS_SUCCESS)
+ goto error;
+
+ return 0;
+error:
+ return -ENODEV;
+}
--- /dev/null
+/*
+ * Sonics Silicon Backplane
+ * Bus scanning
+ *
+ * Copyright (C) 2005-2007 Michael Buesch <mb@bu3sch.de>
+ * Copyright (C) 2005 Martin Langer <martin-langer@gmx.de>
+ * Copyright (C) 2005 Stefano Brivio <st3@riseup.net>
+ * Copyright (C) 2005 Danny van Dyk <kugelfang@gentoo.org>
+ * Copyright (C) 2005 Andreas Jaggi <andreas.jaggi@waterwave.ch>
+ * Copyright (C) 2006 Broadcom Corporation.
+ *
+ * Licensed under the GNU/GPL. See COPYING for details.
+ */
+
+#include <linux/ssb/ssb.h>
+#include <linux/ssb/ssb_regs.h>
+#include <linux/pci.h>
+#include <linux/io.h>
+
+#include <pcmcia/cs_types.h>
+#include <pcmcia/cs.h>
+#include <pcmcia/cistpl.h>
+#include <pcmcia/ds.h>
+
+#include "ssb_private.h"
+
+
+const char *ssb_core_name(u16 coreid)
+{
+ switch (coreid) {
+ case SSB_DEV_CHIPCOMMON:
+ return "ChipCommon";
+ case SSB_DEV_ILINE20:
+ return "ILine 20";
+ case SSB_DEV_SDRAM:
+ return "SDRAM";
+ case SSB_DEV_PCI:
+ return "PCI";
+ case SSB_DEV_MIPS:
+ return "MIPS";
+ case SSB_DEV_ETHERNET:
+ return "Fast Ethernet";
+ case SSB_DEV_V90:
+ return "V90";
+ case SSB_DEV_USB11_HOSTDEV:
+ return "USB 1.1 Hostdev";
+ case SSB_DEV_ADSL:
+ return "ADSL";
+ case SSB_DEV_ILINE100:
+ return "ILine 100";
+ case SSB_DEV_IPSEC:
+ return "IPSEC";
+ case SSB_DEV_PCMCIA:
+ return "PCMCIA";
+ case SSB_DEV_INTERNAL_MEM:
+ return "Internal Memory";
+ case SSB_DEV_MEMC_SDRAM:
+ return "MEMC SDRAM";
+ case SSB_DEV_EXTIF:
+ return "EXTIF";
+ case SSB_DEV_80211:
+ return "IEEE 802.11";
+ case SSB_DEV_MIPS_3302:
+ return "MIPS 3302";
+ case SSB_DEV_USB11_HOST:
+ return "USB 1.1 Host";
+ case SSB_DEV_USB11_DEV:
+ return "USB 1.1 Device";
+ case SSB_DEV_USB20_HOST:
+ return "USB 2.0 Host";
+ case SSB_DEV_USB20_DEV:
+ return "USB 2.0 Device";
+ case SSB_DEV_SDIO_HOST:
+ return "SDIO Host";
+ case SSB_DEV_ROBOSWITCH:
+ return "Roboswitch";
+ case SSB_DEV_PARA_ATA:
+ return "PATA";
+ case SSB_DEV_SATA_XORDMA:
+ return "SATA XOR-DMA";
+ case SSB_DEV_ETHERNET_GBIT:
+ return "GBit Ethernet";
+ case SSB_DEV_PCIE:
+ return "PCI-E";
+ case SSB_DEV_MIMO_PHY:
+ return "MIMO PHY";
+ case SSB_DEV_SRAM_CTRLR:
+ return "SRAM Controller";
+ case SSB_DEV_MINI_MACPHY:
+ return "Mini MACPHY";
+ case SSB_DEV_ARM_1176:
+ return "ARM 1176";
+ case SSB_DEV_ARM_7TDMI:
+ return "ARM 7TDMI";
+ }
+ return "UNKNOWN";
+}
+
+static u16 pcidev_to_chipid(struct pci_dev *pci_dev)
+{
+ u16 chipid_fallback = 0;
+
+ switch (pci_dev->device) {
+ case 0x4301:
+ chipid_fallback = 0x4301;
+ break;
+ case 0x4305 ... 0x4307:
+ chipid_fallback = 0x4307;
+ break;
+ case 0x4403:
+ chipid_fallback = 0x4402;
+ break;
+ case 0x4610 ... 0x4615:
+ chipid_fallback = 0x4610;
+ break;
+ case 0x4710 ... 0x4715:
+ chipid_fallback = 0x4710;
+ break;
+ case 0x4320 ... 0x4325:
+ chipid_fallback = 0x4309;
+ break;
+ case PCI_DEVICE_ID_BCM4401:
+ case PCI_DEVICE_ID_BCM4401B0:
+ case PCI_DEVICE_ID_BCM4401B1:
+ chipid_fallback = 0x4401;
+ break;
+ default:
+ ssb_printk(KERN_ERR PFX
+ "PCI-ID not in fallback list\n");
+ }
+
+ return chipid_fallback;
+}
+
+static u8 chipid_to_nrcores(u16 chipid)
+{
+ switch (chipid) {
+ case 0x5365:
+ return 7;
+ case 0x4306:
+ return 6;
+ case 0x4310:
+ return 8;
+ case 0x4307:
+ case 0x4301:
+ return 5;
+ case 0x4401:
+ case 0x4402:
+ return 3;
+ case 0x4710:
+ case 0x4610:
+ case 0x4704:
+ return 9;
+ default:
+ ssb_printk(KERN_ERR PFX
+ "CHIPID not in nrcores fallback list\n");
+ }
+
+ return 1;
+}
+
+static u32 scan_read32(struct ssb_bus *bus, u8 current_coreidx,
+ u16 offset)
+{
+ switch (bus->bustype) {
+ case SSB_BUSTYPE_SSB:
+ offset += current_coreidx * SSB_CORE_SIZE;
+ break;
+ case SSB_BUSTYPE_PCI:
+ break;
+ case SSB_BUSTYPE_PCMCIA:
+ if (offset >= 0x800) {
+ ssb_pcmcia_switch_segment(bus, 1);
+ offset -= 0x800;
+ } else
+ ssb_pcmcia_switch_segment(bus, 0);
+ break;
+ }
+ return readl(bus->mmio + offset);
+}
+
+static int scan_switchcore(struct ssb_bus *bus, u8 coreidx)
+{
+ switch (bus->bustype) {
+ case SSB_BUSTYPE_SSB:
+ break;
+ case SSB_BUSTYPE_PCI:
+ return ssb_pci_switch_coreidx(bus, coreidx);
+ case SSB_BUSTYPE_PCMCIA:
+ return ssb_pcmcia_switch_coreidx(bus, coreidx);
+ }
+ return 0;
+}
+
+void ssb_iounmap(struct ssb_bus *bus)
+{
+ switch (bus->bustype) {
+ case SSB_BUSTYPE_SSB:
+ case SSB_BUSTYPE_PCMCIA:
+ iounmap(bus->mmio);
+ break;
+ case SSB_BUSTYPE_PCI:
+#ifdef CONFIG_SSB_PCIHOST
+ pci_iounmap(bus->host_pci, bus->mmio);
+#else
+ SSB_BUG_ON(1); /* Can't reach this code. */
+#endif
+ break;
+ }
+ bus->mmio = NULL;
+ bus->mapped_device = NULL;
+}
+
+static void __iomem *ssb_ioremap(struct ssb_bus *bus,
+ unsigned long baseaddr)
+{
+ void __iomem *mmio = NULL;
+
+ switch (bus->bustype) {
+ case SSB_BUSTYPE_SSB:
+ /* Only map the first core for now. */
+ /* fallthrough... */
+ case SSB_BUSTYPE_PCMCIA:
+ mmio = ioremap(baseaddr, SSB_CORE_SIZE);
+ break;
+ case SSB_BUSTYPE_PCI:
+#ifdef CONFIG_SSB_PCIHOST
+ mmio = pci_iomap(bus->host_pci, 0, ~0UL);
+#else
+ SSB_BUG_ON(1); /* Can't reach this code. */
+#endif
+ break;
+ }
+
+ return mmio;
+}
+
+static int we_support_multiple_80211_cores(struct ssb_bus *bus)
+{
+ /* More than one 802.11 core is only supported by special chips.
+ * There are chips with two 802.11 cores, but with dangling
+ * pins on the second core. Be careful and reject them here.
+ */
+
+#ifdef CONFIG_SSB_PCIHOST
+ if (bus->bustype == SSB_BUSTYPE_PCI) {
+ if (bus->host_pci->vendor == PCI_VENDOR_ID_BROADCOM &&
+ bus->host_pci->device == 0x4324)
+ return 1;
+ }
+#endif /* CONFIG_SSB_PCIHOST */
+ return 0;
+}
+
+int ssb_bus_scan(struct ssb_bus *bus,
+ unsigned long baseaddr)
+{
+ int err = -ENOMEM;
+ void __iomem *mmio;
+ u32 idhi, cc, rev, tmp;
+ int dev_i, i;
+ struct ssb_device *dev;
+ int nr_80211_cores = 0;
+
+ mmio = ssb_ioremap(bus, baseaddr);
+ if (!mmio)
+ goto out;
+ bus->mmio = mmio;
+
+ err = scan_switchcore(bus, 0); /* Switch to first core */
+ if (err)
+ goto err_unmap;
+
+ idhi = scan_read32(bus, 0, SSB_IDHIGH);
+ cc = (idhi & SSB_IDHIGH_CC) >> SSB_IDHIGH_CC_SHIFT;
+ rev = (idhi & SSB_IDHIGH_RCLO);
+ rev |= (idhi & SSB_IDHIGH_RCHI) >> SSB_IDHIGH_RCHI_SHIFT;
+
+ bus->nr_devices = 0;
+ if (cc == SSB_DEV_CHIPCOMMON) {
+ tmp = scan_read32(bus, 0, SSB_CHIPCO_CHIPID);
+
+ bus->chip_id = (tmp & SSB_CHIPCO_IDMASK);
+ bus->chip_rev = (tmp & SSB_CHIPCO_REVMASK) >>
+ SSB_CHIPCO_REVSHIFT;
+ bus->chip_package = (tmp & SSB_CHIPCO_PACKMASK) >>
+ SSB_CHIPCO_PACKSHIFT;
+ if (rev >= 4) {
+ bus->nr_devices = (tmp & SSB_CHIPCO_NRCORESMASK) >>
+ SSB_CHIPCO_NRCORESSHIFT;
+ }
+ tmp = scan_read32(bus, 0, SSB_CHIPCO_CAP);
+ bus->chipco.capabilities = tmp;
+ } else {
+ if (bus->bustype == SSB_BUSTYPE_PCI) {
+ bus->chip_id = pcidev_to_chipid(bus->host_pci);
+ pci_read_config_word(bus->host_pci, PCI_REVISION_ID,
+ &bus->chip_rev);
+ bus->chip_package = 0;
+ } else {
+ bus->chip_id = 0x4710;
+ bus->chip_rev = 0;
+ bus->chip_package = 0;
+ }
+ }
+ if (!bus->nr_devices)
+ bus->nr_devices = chipid_to_nrcores(bus->chip_id);
+ if (bus->nr_devices > ARRAY_SIZE(bus->devices)) {
+ ssb_printk(KERN_ERR PFX
+ "More than %d ssb cores found (%d)\n",
+ SSB_MAX_NR_CORES, bus->nr_devices);
+ goto err_unmap;
+ }
+ if (bus->bustype == SSB_BUSTYPE_SSB) {
+ /* Now that we know the number of cores,
+ * remap the whole IO space for all cores.
+ */
+ err = -ENOMEM;
+ iounmap(mmio);
+ mmio = ioremap(baseaddr, SSB_CORE_SIZE * bus->nr_devices);
+ if (!mmio)
+ goto out;
+ bus->mmio = mmio;
+ }
+
+ /* Fetch basic information about each core/device */
+ for (i = 0, dev_i = 0; i < bus->nr_devices; i++) {
+ err = scan_switchcore(bus, i);
+ if (err)
+ goto err_unmap;
+ dev = &(bus->devices[dev_i]);
+
+ idhi = scan_read32(bus, i, SSB_IDHIGH);
+ dev->id.coreid = (idhi & SSB_IDHIGH_CC) >> SSB_IDHIGH_CC_SHIFT;
+ dev->id.revision = (idhi & SSB_IDHIGH_RCLO);
+ dev->id.revision |= (idhi & SSB_IDHIGH_RCHI) >> SSB_IDHIGH_RCHI_SHIFT;
+ dev->id.vendor = (idhi & SSB_IDHIGH_VC) >> SSB_IDHIGH_VC_SHIFT;
+ dev->core_index = i;
+ dev->bus = bus;
+ dev->ops = bus->ops;
+
+ ssb_dprintk(KERN_INFO PFX
+ "Core %d found: %s "
+ "(cc 0x%03X, rev 0x%02X, vendor 0x%04X)\n",
+ i, ssb_core_name(dev->id.coreid),
+ dev->id.coreid, dev->id.revision, dev->id.vendor);
+
+ switch (dev->id.coreid) {
+ case SSB_DEV_80211:
+ nr_80211_cores++;
+ if (nr_80211_cores > 1) {
+ if (!we_support_multiple_80211_cores(bus)) {
+ ssb_dprintk(KERN_INFO PFX "Ignoring additional "
+ "802.11 core\n");
+ continue;
+ }
+ }
+ break;
+ case SSB_DEV_EXTIF:
+#ifdef CONFIG_SSB_DRIVER_EXTIF
+ if (bus->extif.dev) {
+ ssb_printk(KERN_WARNING PFX
+ "WARNING: Multiple EXTIFs found\n");
+ break;
+ }
+ bus->extif.dev = dev;
+#endif /* CONFIG_SSB_DRIVER_EXTIF */
+ break;
+ case SSB_DEV_CHIPCOMMON:
+ if (bus->chipco.dev) {
+ ssb_printk(KERN_WARNING PFX
+ "WARNING: Multiple ChipCommon found\n");
+ break;
+ }
+ bus->chipco.dev = dev;
+ break;
+ case SSB_DEV_MIPS:
+ case SSB_DEV_MIPS_3302:
+#ifdef CONFIG_SSB_DRIVER_MIPS
+ if (bus->mipscore.dev) {
+ ssb_printk(KERN_WARNING PFX
+ "WARNING: Multiple MIPS cores found\n");
+ break;
+ }
+ bus->mipscore.dev = dev;
+#endif /* CONFIG_SSB_DRIVER_MIPS */
+ break;
+ case SSB_DEV_PCI:
+ case SSB_DEV_PCIE:
+#ifdef CONFIG_SSB_DRIVER_PCICORE
+ if (bus->bustype == SSB_BUSTYPE_PCI) {
+ /* Ignore PCI cores on PCI-E cards.
+ * Ignore PCI-E cores on PCI cards. */
+ if (dev->id.coreid == SSB_DEV_PCI) {
+ if (bus->host_pci->is_pcie)
+ continue;
+ } else {
+ if (!bus->host_pci->is_pcie)
+ continue;
+ }
+ }
+ if (bus->pcicore.dev) {
+ ssb_printk(KERN_WARNING PFX
+ "WARNING: Multiple PCI(E) cores found\n");
+ break;
+ }
+ bus->pcicore.dev = dev;
+#endif /* CONFIG_SSB_DRIVER_PCICORE */
+ break;
+ default:
+ break;
+ }
+
+ dev_i++;
+ }
+ bus->nr_devices = dev_i;
+
+ err = 0;
+out:
+ return err;
+err_unmap:
+ ssb_iounmap(bus);
+ goto out;
+}
--- /dev/null
+#ifndef LINUX_SSB_PRIVATE_H_
+#define LINUX_SSB_PRIVATE_H_
+
+#include <linux/ssb/ssb.h>
+#include <linux/types.h>
+
+
+#define PFX "ssb: "
+
+#ifdef CONFIG_SSB_SILENT
+# define ssb_printk(fmt, x...) do { /* nothing */ } while (0)
+#else
+# define ssb_printk printk
+#endif /* CONFIG_SSB_SILENT */
+
+/* dprintk: Debugging printk; vanishes for non-debug compilation */
+#ifdef CONFIG_SSB_DEBUG
+# define ssb_dprintk(fmt, x...) ssb_printk(fmt , ##x)
+#else
+# define ssb_dprintk(fmt, x...) do { /* nothing */ } while (0)
+#endif
+
+#ifdef CONFIG_SSB_DEBUG
+# define SSB_WARN_ON(x) WARN_ON(x)
+# define SSB_BUG_ON(x) BUG_ON(x)
+#else
+static inline int __ssb_do_nothing(int x) { return x; }
+# define SSB_WARN_ON(x) __ssb_do_nothing(unlikely(!!(x)))
+# define SSB_BUG_ON(x) __ssb_do_nothing(unlikely(!!(x)))
+#endif
+
+
+/* pci.c */
+#ifdef CONFIG_SSB_PCIHOST
+extern int ssb_pci_switch_core(struct ssb_bus *bus,
+ struct ssb_device *dev);
+extern int ssb_pci_switch_coreidx(struct ssb_bus *bus,
+ u8 coreidx);
+extern int ssb_pci_xtal(struct ssb_bus *bus, u32 what,
+ int turn_on);
+extern int ssb_pci_get_invariants(struct ssb_bus *bus,
+ struct ssb_init_invariants *iv);
+extern void ssb_pci_exit(struct ssb_bus *bus);
+extern int ssb_pci_init(struct ssb_bus *bus);
+extern const struct ssb_bus_ops ssb_pci_ops;
+
+#else /* CONFIG_SSB_PCIHOST */
+
+static inline int ssb_pci_switch_core(struct ssb_bus *bus,
+ struct ssb_device *dev)
+{
+ return 0;
+}
+static inline int ssb_pci_switch_coreidx(struct ssb_bus *bus,
+ u8 coreidx)
+{
+ return 0;
+}
+static inline int ssb_pci_xtal(struct ssb_bus *bus, u32 what,
+ int turn_on)
+{
+ return 0;
+}
+static inline void ssb_pci_exit(struct ssb_bus *bus)
+{
+}
+static inline int ssb_pci_init(struct ssb_bus *bus)
+{
+ return 0;
+}
+#endif /* CONFIG_SSB_PCIHOST */
+
+
+/* pcmcia.c */
+#ifdef CONFIG_SSB_PCMCIAHOST
+extern int ssb_pcmcia_switch_core(struct ssb_bus *bus,
+ struct ssb_device *dev);
+extern int ssb_pcmcia_switch_coreidx(struct ssb_bus *bus,
+ u8 coreidx);
+extern int ssb_pcmcia_switch_segment(struct ssb_bus *bus,
+ u8 seg);
+extern int ssb_pcmcia_get_invariants(struct ssb_bus *bus,
+ struct ssb_init_invariants *iv);
+extern int ssb_pcmcia_init(struct ssb_bus *bus);
+extern const struct ssb_bus_ops ssb_pcmcia_ops;
+#else /* CONFIG_SSB_PCMCIAHOST */
+static inline int ssb_pcmcia_switch_core(struct ssb_bus *bus,
+ struct ssb_device *dev)
+{
+ return 0;
+}
+static inline int ssb_pcmcia_switch_coreidx(struct ssb_bus *bus,
+ u8 coreidx)
+{
+ return 0;
+}
+static inline int ssb_pcmcia_switch_segment(struct ssb_bus *bus,
+ u8 seg)
+{
+ return 0;
+}
+static inline int ssb_pcmcia_init(struct ssb_bus *bus)
+{
+ return 0;
+}
+#endif /* CONFIG_SSB_PCMCIAHOST */
+
+
+/* scan.c */
+extern const char *ssb_core_name(u16 coreid);
+extern int ssb_bus_scan(struct ssb_bus *bus,
+ unsigned long baseaddr);
+extern void ssb_iounmap(struct ssb_bus *ssb);
+
+
+/* core.c */
+extern u32 ssb_calc_clock_rate(u32 plltype, u32 n, u32 m);
+extern int ssb_devices_freeze(struct ssb_bus *bus);
+extern int ssb_devices_thaw(struct ssb_bus *bus);
+extern struct ssb_bus *ssb_pci_dev_to_bus(struct pci_dev *pdev);
+
+/* b43_pci_bridge.c */
+#ifdef CONFIG_SSB_PCIHOST
+extern int __init b43_pci_ssb_bridge_init(void);
+extern void __exit b43_pci_ssb_bridge_exit(void);
+#else /* CONFIG_SSB_PCIHOST */
+static inline int b43_pci_ssb_bridge_init(void)
+{
+ return 0;
+}
+static inline void b43_pci_ssb_bridge_exit(void)
+{
+}
+#endif /* CONFIG_SSB_PCIHOST */
+
+#endif /* LINUX_SSB_PRIVATE_H_ */
--- /dev/null
+/*
+ * Definitions for the GPIO buttons interface driver
+ *
+ * Copyright (C) 2007,2008 Gabor Juhos <juhosg at openwrt.org>
+ *
+ * This file was based on: /include/linux/gpio_keys.h
+ * The original gpio_keys.h seems not to have a license.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ */
+
+#ifndef _GPIO_BUTTONS_H_
+#define _GPIO_BUTTONS_H_
+
+struct gpio_button {
+ int gpio; /* GPIO line number */
+ int active_low;
+ char *desc; /* button description */
+ int type; /* input event type (EV_KEY, EV_SW) */
+ int code; /* input event code (KEY_*, SW_*) */
+ int count;
+ int threshold; /* count threshold */
+};
+
+struct gpio_buttons_platform_data {
+ struct gpio_button *buttons;
+ int nbuttons; /* number of buttons */
+ int poll_interval; /* polling interval */
+};
+
+#endif /* _GPIO_BUTTONS_H_ */
+
--- /dev/null
+#ifndef _GPIODEV_H__
+#define _GPIODEV_H__
+
+#define IOC_GPIODEV_MAGIC 'B'
+#define GPIO_GET _IO(IOC_GPIODEV_MAGIC, 10)
+#define GPIO_SET _IO(IOC_GPIODEV_MAGIC, 11)
+#define GPIO_CLEAR _IO(IOC_GPIODEV_MAGIC, 12)
+#define GPIO_DIR_IN _IO(IOC_GPIODEV_MAGIC, 13)
+#define GPIO_DIR_OUT _IO(IOC_GPIODEV_MAGIC, 14)
+
+#endif
--- /dev/null
+/*
+ * spi_gpio interface to platform code
+ *
+ * Copyright (c) 2008 Piotr Skamruk
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#ifndef _LINUX_SPI_SPI_GPIO
+#define _LINUX_SPI_SPI_GPIO
+
+#include <linux/types.h>
+#include <linux/spi/spi.h>
+
+
+/** struct spi_gpio_platform_data - Data definitions for a SPI-GPIO device.
+ * This structure holds information about a GPIO-based SPI device.
+ *
+ * @pin_clk: The GPIO pin number of the CLOCK pin.
+ *
+ * @pin_miso: The GPIO pin number of the MISO pin.
+ *
+ * @pin_mosi: The GPIO pin number of the MOSI pin.
+ *
+ * @pin_cs: The GPIO pin number of the CHIPSELECT pin.
+ *
+ * @cs_activelow: If true, the chip is selected when the CS line is low.
+ *
+ * @no_spi_delay: If true, no delay is done in the lowlevel bitbanging.
+ * Note that doing no delay is not standards compliant,
+ * but it might be needed to speed up transfers on some
+ * slow embedded machines.
+ *
+ * @boardinfo_setup: This callback is called after the
+ * SPI master device was registered, but before the
+ * device is registered.
+ * @boardinfo_setup_data: Data argument passed to boardinfo_setup().
+ */
+struct spi_gpio_platform_data {
+ unsigned int pin_clk;
+ unsigned int pin_miso;
+ unsigned int pin_mosi;
+ unsigned int pin_cs;
+ bool cs_activelow;
+ bool no_spi_delay;
+ int (*boardinfo_setup)(struct spi_board_info *bi,
+ struct spi_master *master,
+ void *data);
+ void *boardinfo_setup_data;
+};
+
+#endif /* _LINUX_SPI_SPI_GPIO */
--- /dev/null
+#ifndef LINUX_SSB_H_
+#define LINUX_SSB_H_
+
+#include <linux/device.h>
+#include <linux/list.h>
+#include <linux/types.h>
+#include <linux/spinlock.h>
+#include <linux/pci.h>
+#include <linux/mod_devicetable.h>
+
+#include <linux/ssb/ssb_regs.h>
+
+
+struct pcmcia_device;
+struct ssb_bus;
+struct ssb_driver;
+
+struct ssb_sprom {
+ u8 revision;
+ u8 il0mac[6]; /* MAC address for 802.11b/g */
+ u8 et0mac[6]; /* MAC address for Ethernet */
+ u8 et1mac[6]; /* MAC address for 802.11a */
+ u8 et0phyaddr; /* MII address for enet0 */
+ u8 et1phyaddr; /* MII address for enet1 */
+ u8 et0mdcport; /* MDIO for enet0 */
+ u8 et1mdcport; /* MDIO for enet1 */
+ u8 board_rev; /* Board revision number from SPROM. */
+ u8 country_code; /* Country Code */
+ u8 ant_available_a; /* A-PHY antenna available bits (up to 4) */
+ u8 ant_available_bg; /* B/G-PHY antenna available bits (up to 4) */
+ u16 pa0b0;
+ u16 pa0b1;
+ u16 pa0b2;
+ u16 pa1b0;
+ u16 pa1b1;
+ u16 pa1b2;
+ u8 gpio0; /* GPIO pin 0 */
+ u8 gpio1; /* GPIO pin 1 */
+ u8 gpio2; /* GPIO pin 2 */
+ u8 gpio3; /* GPIO pin 3 */
+ u16 maxpwr_a; /* A-PHY Amplifier Max Power (in dBm Q5.2) */
+ u16 maxpwr_bg; /* B/G-PHY Amplifier Max Power (in dBm Q5.2) */
+ u8 itssi_a; /* Idle TSSI Target for A-PHY */
+ u8 itssi_bg; /* Idle TSSI Target for B/G-PHY */
+ u16 boardflags_lo; /* Boardflags (low 16 bits) */
+ u16 boardflags_hi; /* Boardflags (high 16 bits) */
+
+ /* Antenna gain values for up to 4 antennas
+ * on each band. Values in dBm/4 (Q5.2). Negative gain means the
+ * loss in the connectors is bigger than the gain. */
+ struct {
+ struct {
+ s8 a0, a1, a2, a3;
+ } ghz24; /* 2.4GHz band */
+ struct {
+ s8 a0, a1, a2, a3;
+ } ghz5; /* 5GHz band */
+ } antenna_gain;
+
+ /* TODO - add any parameters needed from rev 2, 3, or 4 SPROMs */
+};
+
+/* Information about the PCB the circuitry is soldered on. */
+struct ssb_boardinfo {
+ u16 vendor;
+ u16 type;
+ u16 rev;
+};
+
+
+struct ssb_device;
+/* Lowlevel read/write operations on the device MMIO.
+ * Internal, don't use that outside of ssb. */
+struct ssb_bus_ops {
+ u16 (*read16)(struct ssb_device *dev, u16 offset);
+ u32 (*read32)(struct ssb_device *dev, u16 offset);
+ void (*write16)(struct ssb_device *dev, u16 offset, u16 value);
+ void (*write32)(struct ssb_device *dev, u16 offset, u32 value);
+};
+
+
+/* Core-ID values. */
+#define SSB_DEV_CHIPCOMMON 0x800
+#define SSB_DEV_ILINE20 0x801
+#define SSB_DEV_SDRAM 0x803
+#define SSB_DEV_PCI 0x804
+#define SSB_DEV_MIPS 0x805
+#define SSB_DEV_ETHERNET 0x806
+#define SSB_DEV_V90 0x807
+#define SSB_DEV_USB11_HOSTDEV 0x808
+#define SSB_DEV_ADSL 0x809
+#define SSB_DEV_ILINE100 0x80A
+#define SSB_DEV_IPSEC 0x80B
+#define SSB_DEV_PCMCIA 0x80D
+#define SSB_DEV_INTERNAL_MEM 0x80E
+#define SSB_DEV_MEMC_SDRAM 0x80F
+#define SSB_DEV_EXTIF 0x811
+#define SSB_DEV_80211 0x812
+#define SSB_DEV_MIPS_3302 0x816
+#define SSB_DEV_USB11_HOST 0x817
+#define SSB_DEV_USB11_DEV 0x818
+#define SSB_DEV_USB20_HOST 0x819
+#define SSB_DEV_USB20_DEV 0x81A
+#define SSB_DEV_SDIO_HOST 0x81B
+#define SSB_DEV_ROBOSWITCH 0x81C
+#define SSB_DEV_PARA_ATA 0x81D
+#define SSB_DEV_SATA_XORDMA 0x81E
+#define SSB_DEV_ETHERNET_GBIT 0x81F
+#define SSB_DEV_PCIE 0x820
+#define SSB_DEV_MIMO_PHY 0x821
+#define SSB_DEV_SRAM_CTRLR 0x822
+#define SSB_DEV_MINI_MACPHY 0x823
+#define SSB_DEV_ARM_1176 0x824
+#define SSB_DEV_ARM_7TDMI 0x825
+
+/* Vendor-ID values */
+#define SSB_VENDOR_BROADCOM 0x4243
+
+/* Some kernel subsystems poke with dev->drvdata, so we must use the
+ * following ugly workaround to get from struct device to struct ssb_device */
+struct __ssb_dev_wrapper {
+ struct device dev;
+ struct ssb_device *sdev;
+};
+
+struct ssb_device {
+ /* Having a copy of the ops pointer in each dev struct
+ * is an optimization. */
+ const struct ssb_bus_ops *ops;
+
+ struct device *dev;
+ struct ssb_bus *bus;
+ struct ssb_device_id id;
+
+ u8 core_index;
+ unsigned int irq;
+
+ /* Internal-only stuff follows. */
+ void *drvdata; /* Per-device data */
+ void *devtypedata; /* Per-devicetype (eg 802.11) data */
+};
+
+/* Go from struct device to struct ssb_device. */
+static inline
+struct ssb_device * dev_to_ssb_dev(struct device *dev)
+{
+ struct __ssb_dev_wrapper *wrap;
+ wrap = container_of(dev, struct __ssb_dev_wrapper, dev);
+ return wrap->sdev;
+}
+
+/* Device specific user data */
+static inline
+void ssb_set_drvdata(struct ssb_device *dev, void *data)
+{
+ dev->drvdata = data;
+}
+static inline
+void * ssb_get_drvdata(struct ssb_device *dev)
+{
+ return dev->drvdata;
+}
+
+/* Devicetype specific user data. This is per device-type (not per device) */
+void ssb_set_devtypedata(struct ssb_device *dev, void *data);
+static inline
+void * ssb_get_devtypedata(struct ssb_device *dev)
+{
+ return dev->devtypedata;
+}
+
+
+struct ssb_driver {
+ const char *name;
+ const struct ssb_device_id *id_table;
+
+ int (*probe)(struct ssb_device *dev, const struct ssb_device_id *id);
+ void (*remove)(struct ssb_device *dev);
+ int (*suspend)(struct ssb_device *dev, pm_message_t state);
+ int (*resume)(struct ssb_device *dev);
+ void (*shutdown)(struct ssb_device *dev);
+
+ struct device_driver drv;
+};
+#define drv_to_ssb_drv(_drv) container_of(_drv, struct ssb_driver, drv)
+
+extern int __ssb_driver_register(struct ssb_driver *drv, struct module *owner);
+static inline int ssb_driver_register(struct ssb_driver *drv)
+{
+ return __ssb_driver_register(drv, THIS_MODULE);
+}
+extern void ssb_driver_unregister(struct ssb_driver *drv);
+
+
+
+
+enum ssb_bustype {
+ SSB_BUSTYPE_SSB, /* This SSB bus is the system bus */
+ SSB_BUSTYPE_PCI, /* SSB is connected to PCI bus */
+ SSB_BUSTYPE_PCMCIA, /* SSB is connected to PCMCIA bus */
+};
+
+/* board_vendor */
+#define SSB_BOARDVENDOR_BCM 0x14E4 /* Broadcom */
+#define SSB_BOARDVENDOR_DELL 0x1028 /* Dell */
+#define SSB_BOARDVENDOR_HP 0x0E11 /* HP */
+/* board_type */
+#define SSB_BOARD_BCM94306MP 0x0418
+#define SSB_BOARD_BCM4309G 0x0421
+#define SSB_BOARD_BCM4306CB 0x0417
+#define SSB_BOARD_BCM4309MP 0x040C
+#define SSB_BOARD_MP4318 0x044A
+#define SSB_BOARD_BU4306 0x0416
+#define SSB_BOARD_BU4309 0x040A
+/* chip_package */
+#define SSB_CHIPPACK_BCM4712S 1 /* Small 200pin 4712 */
+#define SSB_CHIPPACK_BCM4712M 2 /* Medium 225pin 4712 */
+#define SSB_CHIPPACK_BCM4712L 0 /* Large 340pin 4712 */
+
+#include <linux/ssb/ssb_driver_chipcommon.h>
+#include <linux/ssb/ssb_driver_mips.h>
+#include <linux/ssb/ssb_driver_extif.h>
+#include <linux/ssb/ssb_driver_pci.h>
+
+struct ssb_bus {
+ /* The MMIO area. */
+ void __iomem *mmio;
+
+ const struct ssb_bus_ops *ops;
+
+ /* The core in the basic address register window. (PCI bus only) */
+ struct ssb_device *mapped_device;
+ /* Currently mapped PCMCIA segment. (bustype == SSB_BUSTYPE_PCMCIA only) */
+ u8 mapped_pcmcia_seg;
+ /* Lock for core and segment switching.
+ * On PCMCIA-host busses this is used to protect the whole MMIO access. */
+ spinlock_t bar_lock;
+
+ /* The bus this backplane is running on. */
+ enum ssb_bustype bustype;
+ /* Pointer to the PCI bus (only valid if bustype == SSB_BUSTYPE_PCI). */
+ struct pci_dev *host_pci;
+ /* Pointer to the PCMCIA device (only if bustype == SSB_BUSTYPE_PCMCIA). */
+ struct pcmcia_device *host_pcmcia;
+
+#ifdef CONFIG_SSB_PCIHOST
+ /* Mutex to protect the SPROM writing. */
+ struct mutex pci_sprom_mutex;
+#endif
+
+ /* ID information about the Chip. */
+ u16 chip_id;
+ u16 chip_rev;
+ u16 sprom_size; /* number of words in sprom */
+ u8 chip_package;
+
+ /* List of devices (cores) on the backplane. */
+ struct ssb_device devices[SSB_MAX_NR_CORES];
+ u8 nr_devices;
+
+ /* Reference count. Number of suspended devices. */
+ u8 suspend_cnt;
+
+ /* Software ID number for this bus. */
+ unsigned int busnumber;
+
+ /* The ChipCommon device (if available). */
+ struct ssb_chipcommon chipco;
+ /* The PCI-core device (if available). */
+ struct ssb_pcicore pcicore;
+ /* The MIPS-core device (if available). */
+ struct ssb_mipscore mipscore;
+ /* The EXTif-core device (if available). */
+ struct ssb_extif extif;
+
+ /* The following structure elements are not available in early
+ * SSB initialization. Though, they are available for regular
+ * registered drivers at any stage. So be careful when
+ * using them in the ssb core code. */
+
+ /* ID information about the PCB. */
+ struct ssb_boardinfo boardinfo;
+ /* Contents of the SPROM. */
+ struct ssb_sprom sprom;
+
+ /* Internal-only stuff follows. Do not touch. */
+ struct list_head list;
+#ifdef CONFIG_SSB_DEBUG
+ /* Is the bus already powered up? */
+ bool powered_up;
+ int power_warn_count;
+#endif /* DEBUG */
+};
+
+/* The initialization-invariants. */
+struct ssb_init_invariants {
+ struct ssb_boardinfo boardinfo;
+ struct ssb_sprom sprom;
+};
+/* Type of function to fetch the invariants. */
+typedef int (*ssb_invariants_func_t)(struct ssb_bus *bus,
+ struct ssb_init_invariants *iv);
+
+/* Register a SSB system bus. get_invariants() is called after the
+ * basic system devices are initialized.
+ * The invariants are usually fetched from some NVRAM.
+ * Put the invariants into the struct pointed to by iv. */
+extern int ssb_bus_ssbbus_register(struct ssb_bus *bus,
+ unsigned long baseaddr,
+ ssb_invariants_func_t get_invariants);
+#ifdef CONFIG_SSB_PCIHOST
+extern int ssb_bus_pcibus_register(struct ssb_bus *bus,
+ struct pci_dev *host_pci);
+#endif /* CONFIG_SSB_PCIHOST */
+#ifdef CONFIG_SSB_PCMCIAHOST
+extern int ssb_bus_pcmciabus_register(struct ssb_bus *bus,
+ struct pcmcia_device *pcmcia_dev,
+ unsigned long baseaddr);
+#endif /* CONFIG_SSB_PCMCIAHOST */
+
+extern void ssb_bus_unregister(struct ssb_bus *bus);
+
+extern u32 ssb_clockspeed(struct ssb_bus *bus);
+
+/* Is the device enabled in hardware? */
+int ssb_device_is_enabled(struct ssb_device *dev);
+/* Enable a device and pass device-specific SSB_TMSLOW flags.
+ * If no device-specific flags are available, use 0. */
+void ssb_device_enable(struct ssb_device *dev, u32 core_specific_flags);
+/* Disable a device in hardware and pass SSB_TMSLOW flags (if any). */
+void ssb_device_disable(struct ssb_device *dev, u32 core_specific_flags);
+
+
+/* Device MMIO register read/write functions. */
+static inline u16 ssb_read16(struct ssb_device *dev, u16 offset)
+{
+ return dev->ops->read16(dev, offset);
+}
+static inline u32 ssb_read32(struct ssb_device *dev, u16 offset)
+{
+ return dev->ops->read32(dev, offset);
+}
+static inline void ssb_write16(struct ssb_device *dev, u16 offset, u16 value)
+{
+ dev->ops->write16(dev, offset, value);
+}
+static inline void ssb_write32(struct ssb_device *dev, u16 offset, u32 value)
+{
+ dev->ops->write32(dev, offset, value);
+}
+
+
+/* Translation (routing) bits that need to be ORed to DMA
+ * addresses before they are given to a device. */
+extern u32 ssb_dma_translation(struct ssb_device *dev);
+#define SSB_DMA_TRANSLATION_MASK 0xC0000000
+#define SSB_DMA_TRANSLATION_SHIFT 30
+
+extern int ssb_dma_set_mask(struct ssb_device *ssb_dev, u64 mask);
+
+
+#ifdef CONFIG_SSB_PCIHOST
+/* PCI-host wrapper driver */
+extern int ssb_pcihost_register(struct pci_driver *driver);
+static inline void ssb_pcihost_unregister(struct pci_driver *driver)
+{
+ pci_unregister_driver(driver);
+}
+
+static inline
+void ssb_pcihost_set_power_state(struct ssb_device *sdev, pci_power_t state)
+{
+ if (sdev->bus->bustype == SSB_BUSTYPE_PCI)
+ pci_set_power_state(sdev->bus->host_pci, state);
+}
+#else
+static inline void ssb_pcihost_unregister(struct pci_driver *driver)
+{
+}
+
+static inline
+void ssb_pcihost_set_power_state(struct ssb_device *sdev, pci_power_t state)
+{
+}
+#endif /* CONFIG_SSB_PCIHOST */
+
+
+/* If a driver is shutdown or suspended, call this to signal
+ * that the bus may be completely powered down. SSB will decide,
+ * if it's really time to power down the bus, based on if there
+ * are other devices that want to run. */
+extern int ssb_bus_may_powerdown(struct ssb_bus *bus);
+/* Before initializing and enabling a device, call this to power-up the bus.
+ * If you want to allow use of dynamic-power-control, pass the flag.
+ * Otherwise static always-on powercontrol will be used. */
+extern int ssb_bus_powerup(struct ssb_bus *bus, bool dynamic_pctl);
+
+
+/* Various helper functions */
+extern u32 ssb_admatch_base(u32 adm);
+extern u32 ssb_admatch_size(u32 adm);
+
+
+#endif /* LINUX_SSB_H_ */
--- /dev/null
+#ifndef LINUX_SSB_CHIPCO_H_
+#define LINUX_SSB_CHIPCO_H_
+
+/* SonicsSiliconBackplane CHIPCOMMON core hardware definitions
+ *
+ * The chipcommon core provides chip identification, SB control,
+ * jtag, 0/1/2 uarts, clock frequency control, a watchdog interrupt timer,
+ * gpio interface, extbus, and support for serial and parallel flashes.
+ *
+ * Copyright 2005, Broadcom Corporation
+ * Copyright 2006, Michael Buesch <mb@bu3sch.de>
+ *
+ * Licensed under the GPL version 2. See COPYING for details.
+ */
+
+/** ChipCommon core registers. **/
+
+#define SSB_CHIPCO_CHIPID 0x0000
+#define SSB_CHIPCO_IDMASK 0x0000FFFF
+#define SSB_CHIPCO_REVMASK 0x000F0000
+#define SSB_CHIPCO_REVSHIFT 16
+#define SSB_CHIPCO_PACKMASK 0x00F00000
+#define SSB_CHIPCO_PACKSHIFT 20
+#define SSB_CHIPCO_NRCORESMASK 0x0F000000
+#define SSB_CHIPCO_NRCORESSHIFT 24
+#define SSB_CHIPCO_CAP 0x0004 /* Capabilities */
+#define SSB_CHIPCO_CAP_NRUART 0x00000003 /* # of UARTs */
+#define SSB_CHIPCO_CAP_MIPSEB 0x00000004 /* MIPS in BigEndian Mode */
+#define SSB_CHIPCO_CAP_UARTCLK 0x00000018 /* UART clock select */
+#define SSB_CHIPCO_CAP_UARTCLK_INT 0x00000008 /* UARTs are driven by internal divided clock */
+#define SSB_CHIPCO_CAP_UARTGPIO 0x00000020 /* UARTs on GPIO 15-12 */
+#define SSB_CHIPCO_CAP_EXTBUS 0x000000C0 /* External buses present */
+#define SSB_CHIPCO_CAP_FLASHT 0x00000700 /* Flash Type */
+#define SSB_CHIPCO_FLASHT_NONE 0x00000000 /* No flash */
+#define SSB_CHIPCO_FLASHT_STSER 0x00000100 /* ST serial flash */
+#define SSB_CHIPCO_FLASHT_ATSER 0x00000200 /* Atmel serial flash */
+#define SSB_CHIPCO_FLASHT_PARA 0x00000700 /* Parallel flash */
+#define SSB_CHIPCO_CAP_PLLT 0x00038000 /* PLL Type */
+#define SSB_PLLTYPE_NONE 0x00000000
+#define SSB_PLLTYPE_1 0x00010000 /* 48Mhz base, 3 dividers */
+#define SSB_PLLTYPE_2 0x00020000 /* 48Mhz, 4 dividers */
+#define SSB_PLLTYPE_3 0x00030000 /* 25Mhz, 2 dividers */
+#define SSB_PLLTYPE_4 0x00008000 /* 48Mhz, 4 dividers */
+#define SSB_PLLTYPE_5 0x00018000 /* 25Mhz, 4 dividers */
+#define SSB_PLLTYPE_6 0x00028000 /* 100/200 or 120/240 only */
+#define SSB_PLLTYPE_7 0x00038000 /* 25Mhz, 4 dividers */
+#define SSB_CHIPCO_CAP_PCTL 0x00040000 /* Power Control */
+#define SSB_CHIPCO_CAP_OTPS 0x00380000 /* OTP size */
+#define SSB_CHIPCO_CAP_OTPS_SHIFT 19
+#define SSB_CHIPCO_CAP_OTPS_BASE 5
+#define SSB_CHIPCO_CAP_JTAGM 0x00400000 /* JTAG master present */
+#define SSB_CHIPCO_CAP_BROM 0x00800000 /* Internal boot ROM active */
+#define SSB_CHIPCO_CAP_64BIT 0x08000000 /* 64-bit Backplane */
+#define SSB_CHIPCO_CORECTL 0x0008
+#define SSB_CHIPCO_CORECTL_UARTCLK0 0x00000001 /* Drive UART with internal clock */
+#define SSB_CHIPCO_CORECTL_SE 0x00000002 /* sync clk out enable (corerev >= 3) */
+#define SSB_CHIPCO_BIST 0x000C
+#define SSB_CHIPCO_OTPS 0x0010 /* OTP status */
+#define SSB_CHIPCO_OTPS_PROGFAIL 0x80000000
+#define SSB_CHIPCO_OTPS_PROTECT 0x00000007
+#define SSB_CHIPCO_OTPS_HW_PROTECT 0x00000001
+#define SSB_CHIPCO_OTPS_SW_PROTECT 0x00000002
+#define SSB_CHIPCO_OTPS_CID_PROTECT 0x00000004
+#define SSB_CHIPCO_OTPC 0x0014 /* OTP control */
+#define SSB_CHIPCO_OTPC_RECWAIT 0xFF000000
+#define SSB_CHIPCO_OTPC_PROGWAIT 0x00FFFF00
+#define SSB_CHIPCO_OTPC_PRW_SHIFT 8
+#define SSB_CHIPCO_OTPC_MAXFAIL 0x00000038
+#define SSB_CHIPCO_OTPC_VSEL 0x00000006
+#define SSB_CHIPCO_OTPC_SELVL 0x00000001
+#define SSB_CHIPCO_OTPP 0x0018 /* OTP prog */
+#define SSB_CHIPCO_OTPP_COL 0x000000FF
+#define SSB_CHIPCO_OTPP_ROW 0x0000FF00
+#define SSB_CHIPCO_OTPP_ROW_SHIFT 8
+#define SSB_CHIPCO_OTPP_READERR 0x10000000
+#define SSB_CHIPCO_OTPP_VALUE 0x20000000
+#define SSB_CHIPCO_OTPP_READ 0x40000000
+#define SSB_CHIPCO_OTPP_START 0x80000000
+#define SSB_CHIPCO_OTPP_BUSY 0x80000000
+#define SSB_CHIPCO_IRQSTAT 0x0020
+#define SSB_CHIPCO_IRQMASK 0x0024
+#define SSB_CHIPCO_IRQ_GPIO 0x00000001 /* gpio intr */
+#define SSB_CHIPCO_IRQ_EXT 0x00000002 /* ro: ext intr pin (corerev >= 3) */
+#define SSB_CHIPCO_IRQ_WDRESET 0x80000000 /* watchdog reset occurred */
+#define SSB_CHIPCO_CHIPCTL 0x0028 /* Rev >= 11 only */
+#define SSB_CHIPCO_CHIPSTAT 0x002C /* Rev >= 11 only */
+#define SSB_CHIPCO_JCMD 0x0030 /* Rev >= 10 only */
+#define SSB_CHIPCO_JCMD_START 0x80000000
+#define SSB_CHIPCO_JCMD_BUSY 0x80000000
+#define SSB_CHIPCO_JCMD_PAUSE 0x40000000
+#define SSB_CHIPCO_JCMD0_ACC_MASK 0x0000F000
+#define SSB_CHIPCO_JCMD0_ACC_IRDR 0x00000000
+#define SSB_CHIPCO_JCMD0_ACC_DR 0x00001000
+#define SSB_CHIPCO_JCMD0_ACC_IR 0x00002000
+#define SSB_CHIPCO_JCMD0_ACC_RESET 0x00003000
+#define SSB_CHIPCO_JCMD0_ACC_IRPDR 0x00004000
+#define SSB_CHIPCO_JCMD0_ACC_PDR 0x00005000
+#define SSB_CHIPCO_JCMD0_IRW_MASK 0x00000F00
+#define SSB_CHIPCO_JCMD_ACC_MASK 0x000F0000 /* Changes for corerev 11 */
+#define SSB_CHIPCO_JCMD_ACC_IRDR 0x00000000
+#define SSB_CHIPCO_JCMD_ACC_DR 0x00010000
+#define SSB_CHIPCO_JCMD_ACC_IR 0x00020000
+#define SSB_CHIPCO_JCMD_ACC_RESET 0x00030000
+#define SSB_CHIPCO_JCMD_ACC_IRPDR 0x00040000
+#define SSB_CHIPCO_JCMD_ACC_PDR 0x00050000
+#define SSB_CHIPCO_JCMD_IRW_MASK 0x00001F00
+#define SSB_CHIPCO_JCMD_IRW_SHIFT 8
+#define SSB_CHIPCO_JCMD_DRW_MASK 0x0000003F
+#define SSB_CHIPCO_JIR 0x0034 /* Rev >= 10 only */
+#define SSB_CHIPCO_JDR 0x0038 /* Rev >= 10 only */
+#define SSB_CHIPCO_JCTL 0x003C /* Rev >= 10 only */
+#define SSB_CHIPCO_JCTL_FORCE_CLK 4 /* Force clock */
+#define SSB_CHIPCO_JCTL_EXT_EN 2 /* Enable external targets */
+#define SSB_CHIPCO_JCTL_EN 1 /* Enable Jtag master */
+#define SSB_CHIPCO_FLASHCTL 0x0040
+#define SSB_CHIPCO_FLASHCTL_START 0x80000000
+#define SSB_CHIPCO_FLASHCTL_BUSY SSB_CHIPCO_FLASHCTL_START
+#define SSB_CHIPCO_FLASHADDR 0x0044
+#define SSB_CHIPCO_FLASHDATA 0x0048
+#define SSB_CHIPCO_BCAST_ADDR 0x0050
+#define SSB_CHIPCO_BCAST_DATA 0x0054
+#define SSB_CHIPCO_GPIOIN 0x0060
+#define SSB_CHIPCO_GPIOOUT 0x0064
+#define SSB_CHIPCO_GPIOOUTEN 0x0068
+#define SSB_CHIPCO_GPIOCTL 0x006C
+#define SSB_CHIPCO_GPIOPOL 0x0070
+#define SSB_CHIPCO_GPIOIRQ 0x0074
+#define SSB_CHIPCO_WATCHDOG 0x0080
+#define SSB_CHIPCO_GPIOTIMER 0x0088 /* LED powersave (corerev >= 16) */
+#define SSB_CHIPCO_GPIOTIMER_ONTIME_SHIFT 16
+#define SSB_CHIPCO_GPIOTOUTM 0x008C /* LED powersave (corerev >= 16) */
+#define SSB_CHIPCO_CLOCK_N 0x0090
+#define SSB_CHIPCO_CLOCK_SB 0x0094
+#define SSB_CHIPCO_CLOCK_PCI 0x0098
+#define SSB_CHIPCO_CLOCK_M2 0x009C
+#define SSB_CHIPCO_CLOCK_MIPS 0x00A0
+#define SSB_CHIPCO_CLKDIV 0x00A4 /* Rev >= 3 only */
+#define SSB_CHIPCO_CLKDIV_SFLASH 0x0F000000
+#define SSB_CHIPCO_CLKDIV_SFLASH_SHIFT 24
+#define SSB_CHIPCO_CLKDIV_OTP 0x000F0000
+#define SSB_CHIPCO_CLKDIV_OTP_SHIFT 16
+#define SSB_CHIPCO_CLKDIV_JTAG 0x00000F00
+#define SSB_CHIPCO_CLKDIV_JTAG_SHIFT 8
+#define SSB_CHIPCO_CLKDIV_UART 0x000000FF
+#define SSB_CHIPCO_PLLONDELAY 0x00B0 /* Rev >= 4 only */
+#define SSB_CHIPCO_FREFSELDELAY 0x00B4 /* Rev >= 4 only */
+#define SSB_CHIPCO_SLOWCLKCTL 0x00B8 /* 6 <= Rev <= 9 only */
+#define SSB_CHIPCO_SLOWCLKCTL_SRC 0x00000007 /* slow clock source mask */
+#define SSB_CHIPCO_SLOWCLKCTL_SRC_LPO 0x00000000 /* source of slow clock is LPO */
+#define SSB_CHIPCO_SLOWCLKCTL_SRC_XTAL 0x00000001 /* source of slow clock is crystal */
+#define SSB_CHIPCO_SLOECLKCTL_SRC_PCI 0x00000002 /* source of slow clock is PCI */
+#define SSB_CHIPCO_SLOWCLKCTL_LPOFREQ 0x00000200 /* LPOFreqSel, 1: 160Khz, 0: 32KHz */
+#define SSB_CHIPCO_SLOWCLKCTL_LPOPD 0x00000400 /* LPOPowerDown, 1: LPO is disabled, 0: LPO is enabled */
+#define SSB_CHIPCO_SLOWCLKCTL_FSLOW 0x00000800 /* ForceSlowClk, 1: sb/cores running on slow clock, 0: power logic control */
+#define SSB_CHIPCO_SLOWCLKCTL_IPLL 0x00001000 /* IgnorePllOffReq, 1/0: power logic ignores/honors PLL clock disable requests from core */
+#define SSB_CHIPCO_SLOWCLKCTL_ENXTAL 0x00002000 /* XtalControlEn, 1/0: power logic does/doesn't disable crystal when appropriate */
+#define SSB_CHIPCO_SLOWCLKCTL_XTALPU 0x00004000 /* XtalPU (RO), 1/0: crystal running/disabled */
+#define SSB_CHIPCO_SLOWCLKCTL_CLKDIV 0xFFFF0000 /* ClockDivider (SlowClk = 1/(4+divisor)) */
+#define SSB_CHIPCO_SLOWCLKCTL_CLKDIV_SHIFT 16
+#define SSB_CHIPCO_SYSCLKCTL 0x00C0 /* Rev >= 3 only */
+#define SSB_CHIPCO_SYSCLKCTL_IDLPEN 0x00000001 /* ILPen: Enable Idle Low Power */
+#define SSB_CHIPCO_SYSCLKCTL_ALPEN 0x00000002 /* ALPen: Enable Active Low Power */
+#define SSB_CHIPCO_SYSCLKCTL_PLLEN 0x00000004 /* ForcePLLOn */
+#define SSB_CHIPCO_SYSCLKCTL_FORCEALP 0x00000008 /* Force ALP (or HT if ALPen is not set */
+#define SSB_CHIPCO_SYSCLKCTL_FORCEHT 0x00000010 /* Force HT */
+#define SSB_CHIPCO_SYSCLKCTL_CLKDIV 0xFFFF0000 /* ClkDiv (ILP = 1/(4+divisor)) */
+#define SSB_CHIPCO_SYSCLKCTL_CLKDIV_SHIFT 16
+#define SSB_CHIPCO_CLKSTSTR 0x00C4 /* Rev >= 3 only */
+#define SSB_CHIPCO_PCMCIA_CFG 0x0100
+#define SSB_CHIPCO_PCMCIA_MEMWAIT 0x0104
+#define SSB_CHIPCO_PCMCIA_ATTRWAIT 0x0108
+#define SSB_CHIPCO_PCMCIA_IOWAIT 0x010C
+#define SSB_CHIPCO_IDE_CFG 0x0110
+#define SSB_CHIPCO_IDE_MEMWAIT 0x0114
+#define SSB_CHIPCO_IDE_ATTRWAIT 0x0118
+#define SSB_CHIPCO_IDE_IOWAIT 0x011C
+#define SSB_CHIPCO_PROG_CFG 0x0120
+#define SSB_CHIPCO_PROG_WAITCNT 0x0124
+#define SSB_CHIPCO_FLASH_CFG 0x0128
+#define SSB_CHIPCO_FLASH_WAITCNT 0x012C
+#define SSB_CHIPCO_UART0_DATA 0x0300
+#define SSB_CHIPCO_UART0_IMR 0x0304
+#define SSB_CHIPCO_UART0_FCR 0x0308
+#define SSB_CHIPCO_UART0_LCR 0x030C
+#define SSB_CHIPCO_UART0_MCR 0x0310
+#define SSB_CHIPCO_UART0_LSR 0x0314
+#define SSB_CHIPCO_UART0_MSR 0x0318
+#define SSB_CHIPCO_UART0_SCRATCH 0x031C
+#define SSB_CHIPCO_UART1_DATA 0x0400
+#define SSB_CHIPCO_UART1_IMR 0x0404
+#define SSB_CHIPCO_UART1_FCR 0x0408
+#define SSB_CHIPCO_UART1_LCR 0x040C
+#define SSB_CHIPCO_UART1_MCR 0x0410
+#define SSB_CHIPCO_UART1_LSR 0x0414
+#define SSB_CHIPCO_UART1_MSR 0x0418
+#define SSB_CHIPCO_UART1_SCRATCH 0x041C
+
+
+
+/** Clockcontrol masks and values **/
+
+/* SSB_CHIPCO_CLOCK_N */
+#define SSB_CHIPCO_CLK_N1 0x0000003F /* n1 control */
+#define SSB_CHIPCO_CLK_N2 0x00003F00 /* n2 control */
+#define SSB_CHIPCO_CLK_N2_SHIFT 8
+#define SSB_CHIPCO_CLK_PLLC 0x000F0000 /* pll control */
+#define SSB_CHIPCO_CLK_PLLC_SHIFT 16
+
+/* SSB_CHIPCO_CLOCK_SB/PCI/UART */
+#define SSB_CHIPCO_CLK_M1 0x0000003F /* m1 control */
+#define SSB_CHIPCO_CLK_M2 0x00003F00 /* m2 control */
+#define SSB_CHIPCO_CLK_M2_SHIFT 8
+#define SSB_CHIPCO_CLK_M3 0x003F0000 /* m3 control */
+#define SSB_CHIPCO_CLK_M3_SHIFT 16
+#define SSB_CHIPCO_CLK_MC 0x1F000000 /* mux control */
+#define SSB_CHIPCO_CLK_MC_SHIFT 24
+
+/* N3M Clock control magic field values */
+#define SSB_CHIPCO_CLK_F6_2 0x02 /* A factor of 2 in */
+#define SSB_CHIPCO_CLK_F6_3 0x03 /* 6-bit fields like */
+#define SSB_CHIPCO_CLK_F6_4 0x05 /* N1, M1 or M3 */
+#define SSB_CHIPCO_CLK_F6_5 0x09
+#define SSB_CHIPCO_CLK_F6_6 0x11
+#define SSB_CHIPCO_CLK_F6_7 0x21
+
+#define SSB_CHIPCO_CLK_F5_BIAS 5 /* 5-bit fields get this added */
+
+#define SSB_CHIPCO_CLK_MC_BYPASS 0x08
+#define SSB_CHIPCO_CLK_MC_M1 0x04
+#define SSB_CHIPCO_CLK_MC_M1M2 0x02
+#define SSB_CHIPCO_CLK_MC_M1M2M3 0x01
+#define SSB_CHIPCO_CLK_MC_M1M3 0x11
+
+/* Type 2 Clock control magic field values */
+#define SSB_CHIPCO_CLK_T2_BIAS 2 /* n1, n2, m1 & m3 bias */
+#define SSB_CHIPCO_CLK_T2M2_BIAS 3 /* m2 bias */
+
+#define SSB_CHIPCO_CLK_T2MC_M1BYP 1
+#define SSB_CHIPCO_CLK_T2MC_M2BYP 2
+#define SSB_CHIPCO_CLK_T2MC_M3BYP 4
+
+/* Type 6 Clock control magic field values */
+#define SSB_CHIPCO_CLK_T6_MMASK 1 /* bits of interest in m */
+#define SSB_CHIPCO_CLK_T6_M0 120000000 /* sb clock for m = 0 */
+#define SSB_CHIPCO_CLK_T6_M1 100000000 /* sb clock for m = 1 */
+#define SSB_CHIPCO_CLK_SB2MIPS_T6(sb) (2 * (sb))
+
+/* Common clock base */
+#define SSB_CHIPCO_CLK_BASE1 24000000 /* Half the clock freq */
+#define SSB_CHIPCO_CLK_BASE2 12500000 /* Alternate crystal on some PLL's */
+
+/* Clock control values for 200Mhz in 5350 */
+#define SSB_CHIPCO_CLK_5350_N 0x0311
+#define SSB_CHIPCO_CLK_5350_M 0x04020009
+
+
+/** Bits in the config registers **/
+
+#define SSB_CHIPCO_CFG_EN 0x0001 /* Enable */
+#define SSB_CHIPCO_CFG_EXTM 0x000E /* Extif Mode */
+#define SSB_CHIPCO_CFG_EXTM_ASYNC 0x0002 /* Async/Parallel flash */
+#define SSB_CHIPCO_CFG_EXTM_SYNC 0x0004 /* Synchronous */
+#define SSB_CHIPCO_CFG_EXTM_PCMCIA 0x0008 /* PCMCIA */
+#define SSB_CHIPCO_CFG_EXTM_IDE 0x000A /* IDE */
+#define SSB_CHIPCO_CFG_DS16 0x0010 /* Data size, 0=8bit, 1=16bit */
+#define SSB_CHIPCO_CFG_CLKDIV 0x0060 /* Sync: Clock divisor */
+#define SSB_CHIPCO_CFG_CLKEN 0x0080 /* Sync: Clock enable */
+#define SSB_CHIPCO_CFG_BSTRO 0x0100 /* Sync: Size/Bytestrobe */
+
+
+/** Flash-specific control/status values */
+
+/* flashcontrol opcodes for ST flashes */
+#define SSB_CHIPCO_FLASHCTL_ST_WREN 0x0006 /* Write Enable */
+#define SSB_CHIPCO_FLASHCTL_ST_WRDIS 0x0004 /* Write Disable */
+#define SSB_CHIPCO_FLASHCTL_ST_RDSR 0x0105 /* Read Status Register */
+#define SSB_CHIPCO_FLASHCTL_ST_WRSR 0x0101 /* Write Status Register */
+#define SSB_CHIPCO_FLASHCTL_ST_READ 0x0303 /* Read Data Bytes */
+#define SSB_CHIPCO_FLASHCTL_ST_PP 0x0302 /* Page Program */
+#define SSB_CHIPCO_FLASHCTL_ST_SE 0x02D8 /* Sector Erase */
+#define SSB_CHIPCO_FLASHCTL_ST_BE 0x00C7 /* Bulk Erase */
+#define SSB_CHIPCO_FLASHCTL_ST_DP 0x00B9 /* Deep Power-down */
+#define SSB_CHIPCO_FLASHCTL_ST_RSIG 0x03AB /* Read Electronic Signature */
+
+/* Status register bits for ST flashes */
+#define SSB_CHIPCO_FLASHSTA_ST_WIP 0x01 /* Write In Progress */
+#define SSB_CHIPCO_FLASHSTA_ST_WEL 0x02 /* Write Enable Latch */
+#define SSB_CHIPCO_FLASHSTA_ST_BP 0x1C /* Block Protect */
+#define SSB_CHIPCO_FLASHSTA_ST_BP_SHIFT 2
+#define SSB_CHIPCO_FLASHSTA_ST_SRWD 0x80 /* Status Register Write Disable */
+
+/* flashcontrol opcodes for Atmel flashes */
+#define SSB_CHIPCO_FLASHCTL_AT_READ 0x07E8
+#define SSB_CHIPCO_FLASHCTL_AT_PAGE_READ 0x07D2
+#define SSB_CHIPCO_FLASHCTL_AT_BUF1_READ /* FIXME */
+#define SSB_CHIPCO_FLASHCTL_AT_BUF2_READ /* FIXME */
+#define SSB_CHIPCO_FLASHCTL_AT_STATUS 0x01D7
+#define SSB_CHIPCO_FLASHCTL_AT_BUF1_WRITE 0x0384
+#define SSB_CHIPCO_FLASHCTL_AT_BUF2_WRITE 0x0387
+#define SSB_CHIPCO_FLASHCTL_AT_BUF1_ERASE_PRGM 0x0283 /* Erase program */
+#define SSB_CHIPCO_FLASHCTL_AT_BUF2_ERASE_PRGM 0x0286 /* Erase program */
+#define SSB_CHIPCO_FLASHCTL_AT_BUF1_PROGRAM 0x0288
+#define SSB_CHIPCO_FLASHCTL_AT_BUF2_PROGRAM 0x0289
+#define SSB_CHIPCO_FLASHCTL_AT_PAGE_ERASE 0x0281
+#define SSB_CHIPCO_FLASHCTL_AT_BLOCK_ERASE 0x0250
+#define SSB_CHIPCO_FLASHCTL_AT_BUF1_WRER_PRGM 0x0382 /* Write erase program */
+#define SSB_CHIPCO_FLASHCTL_AT_BUF2_WRER_PRGM 0x0385 /* Write erase program */
+#define SSB_CHIPCO_FLASHCTL_AT_BUF1_LOAD 0x0253
+#define SSB_CHIPCO_FLASHCTL_AT_BUF2_LOAD 0x0255
+#define SSB_CHIPCO_FLASHCTL_AT_BUF1_COMPARE 0x0260
+#define SSB_CHIPCO_FLASHCTL_AT_BUF2_COMPARE 0x0261
+#define SSB_CHIPCO_FLASHCTL_AT_BUF1_REPROGRAM 0x0258
+#define SSB_CHIPCO_FLASHCTL_AT_BUF2_REPROGRAM 0x0259
+
+/* Status register bits for Atmel flashes */
+#define SSB_CHIPCO_FLASHSTA_AT_READY 0x80
+#define SSB_CHIPCO_FLASHSTA_AT_MISMATCH 0x40
+#define SSB_CHIPCO_FLASHSTA_AT_ID 0x38
+#define SSB_CHIPCO_FLASHSTA_AT_ID_SHIFT 3
+
+
+/** OTP **/
+
+/* OTP regions */
+#define SSB_CHIPCO_OTP_HW_REGION SSB_CHIPCO_OTPS_HW_PROTECT
+#define SSB_CHIPCO_OTP_SW_REGION SSB_CHIPCO_OTPS_SW_PROTECT
+#define SSB_CHIPCO_OTP_CID_REGION SSB_CHIPCO_OTPS_CID_PROTECT
+
+/* OTP regions (Byte offsets from otp size) */
+#define SSB_CHIPCO_OTP_SWLIM_OFF (-8)
+#define SSB_CHIPCO_OTP_CIDBASE_OFF 0
+#define SSB_CHIPCO_OTP_CIDLIM_OFF 8
+
+/* Predefined OTP words (Word offset from otp size) */
+#define SSB_CHIPCO_OTP_BOUNDARY_OFF (-4)
+#define SSB_CHIPCO_OTP_HWSIGN_OFF (-3)
+#define SSB_CHIPCO_OTP_SWSIGN_OFF (-2)
+#define SSB_CHIPCO_OTP_CIDSIGN_OFF (-1)
+
+#define SSB_CHIPCO_OTP_CID_OFF 0
+#define SSB_CHIPCO_OTP_PKG_OFF 1
+#define SSB_CHIPCO_OTP_FID_OFF 2
+#define SSB_CHIPCO_OTP_RSV_OFF 3
+#define SSB_CHIPCO_OTP_LIM_OFF 4
+
+#define SSB_CHIPCO_OTP_SIGNATURE 0x578A
+#define SSB_CHIPCO_OTP_MAGIC 0x4E56
+
+
+struct ssb_device;
+struct ssb_serial_port;
+
+struct ssb_chipcommon {
+ struct ssb_device *dev;
+ u32 capabilities;
+ /* Fast Powerup Delay constant */
+ u16 fast_pwrup_delay;
+};
+
+extern void ssb_chipcommon_init(struct ssb_chipcommon *cc);
+
+#include <linux/pm.h>
+extern void ssb_chipco_suspend(struct ssb_chipcommon *cc, pm_message_t state);
+extern void ssb_chipco_resume(struct ssb_chipcommon *cc);
+
+extern void ssb_chipco_get_clockcpu(struct ssb_chipcommon *cc,
+ u32 *plltype, u32 *n, u32 *m);
+extern void ssb_chipco_get_clockcontrol(struct ssb_chipcommon *cc,
+ u32 *plltype, u32 *n, u32 *m);
+extern void ssb_chipco_timing_init(struct ssb_chipcommon *cc,
+ unsigned long ns_per_cycle);
+
+enum ssb_clkmode {
+ SSB_CLKMODE_SLOW,
+ SSB_CLKMODE_FAST,
+ SSB_CLKMODE_DYNAMIC,
+};
+
+extern void ssb_chipco_set_clockmode(struct ssb_chipcommon *cc,
+ enum ssb_clkmode mode);
+
+extern void ssb_chipco_watchdog_timer_set(struct ssb_chipcommon *cc,
+ u32 ticks);
+
+u32 ssb_chipco_gpio_in(struct ssb_chipcommon *cc, u32 mask);
+
+void ssb_chipco_gpio_out(struct ssb_chipcommon *cc, u32 mask, u32 value);
+
+void ssb_chipco_gpio_outen(struct ssb_chipcommon *cc, u32 mask, u32 value);
+
+#ifdef CONFIG_SSB_SERIAL
+extern int ssb_chipco_serial_init(struct ssb_chipcommon *cc,
+ struct ssb_serial_port *ports);
+#endif /* CONFIG_SSB_SERIAL */
+
+#endif /* LINUX_SSB_CHIPCO_H_ */
--- /dev/null
+/*
+ * Hardware-specific External Interface I/O core definitions
+ * for the BCM47xx family of SiliconBackplane-based chips.
+ *
+ * The External Interface core supports a total of three external chip selects
+ * supporting external interfaces. One of the external chip selects is
+ * used for Flash, one is used for PCMCIA, and the other may be
+ * programmed to support either a synchronous interface or an
+ * asynchronous interface. The asynchronous interface can be used to
+ * support external devices such as UARTs and the BCM2019 Bluetooth
+ * baseband processor.
+ * The external interface core also contains 2 on-chip 16550 UARTs, clock
+ * frequency control, a watchdog interrupt timer, and a GPIO interface.
+ *
+ * Copyright 2005, Broadcom Corporation
+ * Copyright 2006, Michael Buesch
+ *
+ * Licensed under the GPL version 2. See COPYING for details.
+ */
+#ifndef LINUX_SSB_EXTIFCORE_H_
+#define LINUX_SSB_EXTIFCORE_H_
+
+/* external interface address space */
+#define SSB_EXTIF_PCMCIA_MEMBASE(x) (x)
+#define SSB_EXTIF_PCMCIA_IOBASE(x) ((x) + 0x100000)
+#define SSB_EXTIF_PCMCIA_CFGBASE(x) ((x) + 0x200000)
+#define SSB_EXTIF_CFGIF_BASE(x) ((x) + 0x800000)
+#define SSB_EXTIF_FLASH_BASE(x) ((x) + 0xc00000)
+
+#define SSB_EXTIF_NR_GPIOOUT 5
+/* GPIO NOTE:
+ * The multiple instances of output and output enable registers
+ * are present to allow driver software for multiple cores to control
+ * gpio outputs without needing to share a single register pair.
+ * Use the following helper macro to get a register offset value.
+ */
+#define SSB_EXTIF_GPIO_OUT(index) ({ \
+ BUILD_BUG_ON(index >= SSB_EXTIF_NR_GPIOOUT); \
+ SSB_EXTIF_GPIO_OUT_BASE + ((index) * 8); \
+ })
+#define SSB_EXTIF_GPIO_OUTEN(index) ({ \
+ BUILD_BUG_ON(index >= SSB_EXTIF_NR_GPIOOUT); \
+ SSB_EXTIF_GPIO_OUTEN_BASE + ((index) * 8); \
+ })
+
+/** EXTIF core registers **/
+
+#define SSB_EXTIF_CTL 0x0000
+#define SSB_EXTIF_CTL_UARTEN (1 << 0) /* UART enable */
+#define SSB_EXTIF_EXTSTAT 0x0004
+#define SSB_EXTIF_EXTSTAT_EMODE (1 << 0) /* Endian mode (ro) */
+#define SSB_EXTIF_EXTSTAT_EIRQPIN (1 << 1) /* External interrupt pin (ro) */
+#define SSB_EXTIF_EXTSTAT_GPIOIRQPIN (1 << 2) /* GPIO interrupt pin (ro) */
+#define SSB_EXTIF_PCMCIA_CFG 0x0010
+#define SSB_EXTIF_PCMCIA_MEMWAIT 0x0014
+#define SSB_EXTIF_PCMCIA_ATTRWAIT 0x0018
+#define SSB_EXTIF_PCMCIA_IOWAIT 0x001C
+#define SSB_EXTIF_PROG_CFG 0x0020
+#define SSB_EXTIF_PROG_WAITCNT 0x0024
+#define SSB_EXTIF_FLASH_CFG 0x0028
+#define SSB_EXTIF_FLASH_WAITCNT 0x002C
+#define SSB_EXTIF_WATCHDOG 0x0040
+#define SSB_EXTIF_CLOCK_N 0x0044
+#define SSB_EXTIF_CLOCK_SB 0x0048
+#define SSB_EXTIF_CLOCK_PCI 0x004C
+#define SSB_EXTIF_CLOCK_MII 0x0050
+#define SSB_EXTIF_GPIO_IN 0x0060
+#define SSB_EXTIF_GPIO_OUT_BASE 0x0064
+#define SSB_EXTIF_GPIO_OUTEN_BASE 0x0068
+#define SSB_EXTIF_EJTAG_OUTEN 0x0090
+#define SSB_EXTIF_GPIO_INTPOL 0x0094
+#define SSB_EXTIF_GPIO_INTMASK 0x0098
+#define SSB_EXTIF_UART_DATA 0x0300
+#define SSB_EXTIF_UART_TIMER 0x0310
+#define SSB_EXTIF_UART_FCR 0x0320
+#define SSB_EXTIF_UART_LCR 0x0330
+#define SSB_EXTIF_UART_MCR 0x0340
+#define SSB_EXTIF_UART_LSR 0x0350
+#define SSB_EXTIF_UART_MSR 0x0360
+#define SSB_EXTIF_UART_SCRATCH 0x0370
+
+
+
+
+/* pcmcia/prog/flash_config */
+#define SSB_EXTCFG_EN (1 << 0) /* enable */
+#define SSB_EXTCFG_MODE 0xE /* mode */
+#define SSB_EXTCFG_MODE_SHIFT 1
+#define SSB_EXTCFG_MODE_FLASH 0x0 /* flash/asynchronous mode */
+#define SSB_EXTCFG_MODE_SYNC 0x2 /* synchronous mode */
+#define SSB_EXTCFG_MODE_PCMCIA 0x4 /* pcmcia mode */
+#define SSB_EXTCFG_DS16 (1 << 4) /* destsize: 0=8bit, 1=16bit */
+#define SSB_EXTCFG_BSWAP (1 << 5) /* byteswap */
+#define SSB_EXTCFG_CLKDIV 0xC0 /* clock divider */
+#define SSB_EXTCFG_CLKDIV_SHIFT 6
+#define SSB_EXTCFG_CLKDIV_2 0x0 /* backplane/2 */
+#define SSB_EXTCFG_CLKDIV_3 0x40 /* backplane/3 */
+#define SSB_EXTCFG_CLKDIV_4 0x80 /* backplane/4 */
+#define SSB_EXTCFG_CLKEN (1 << 8) /* clock enable */
+#define SSB_EXTCFG_STROBE (1 << 9) /* size/bytestrobe (synch only) */
+
+/* pcmcia_memwait */
+#define SSB_PCMCIA_MEMW_0 0x0000003F /* waitcount0 */
+#define SSB_PCMCIA_MEMW_1 0x00001F00 /* waitcount1 */
+#define SSB_PCMCIA_MEMW_1_SHIFT 8
+#define SSB_PCMCIA_MEMW_2 0x001F0000 /* waitcount2 */
+#define SSB_PCMCIA_MEMW_2_SHIFT 16
+#define SSB_PCMCIA_MEMW_3 0x1F000000 /* waitcount3 */
+#define SSB_PCMCIA_MEMW_3_SHIFT 24
+
+/* pcmcia_attrwait */
+#define SSB_PCMCIA_ATTW_0 0x0000003F /* waitcount0 */
+#define SSB_PCMCIA_ATTW_1 0x00001F00 /* waitcount1 */
+#define SSB_PCMCIA_ATTW_1_SHIFT 8
+#define SSB_PCMCIA_ATTW_2 0x001F0000 /* waitcount2 */
+#define SSB_PCMCIA_ATTW_2_SHIFT 16
+#define SSB_PCMCIA_ATTW_3 0x1F000000 /* waitcount3 */
+#define SSB_PCMCIA_ATTW_3_SHIFT 24
+
+/* pcmcia_iowait */
+#define SSB_PCMCIA_IOW_0 0x0000003F /* waitcount0 */
+#define SSB_PCMCIA_IOW_1 0x00001F00 /* waitcount1 */
+#define SSB_PCMCIA_IOW_1_SHIFT 8
+#define SSB_PCMCIA_IOW_2 0x001F0000 /* waitcount2 */
+#define SSB_PCMCIA_IOW_2_SHIFT 16
+#define SSB_PCMCIA_IOW_3 0x1F000000 /* waitcount3 */
+#define SSB_PCMCIA_IOW_3_SHIFT 24
+
+/* prog_waitcount */
+#define SSB_PROG_WCNT_0 0x0000001F /* waitcount0 */
+#define SSB_PROG_WCNT_1 0x00001F00 /* waitcount1 */
+#define SSB_PROG_WCNT_1_SHIFT 8
+#define SSB_PROG_WCNT_2 0x001F0000 /* waitcount2 */
+#define SSB_PROG_WCNT_2_SHIFT 16
+#define SSB_PROG_WCNT_3 0x1F000000 /* waitcount3 */
+#define SSB_PROG_WCNT_3_SHIFT 24
+
+#define SSB_PROG_W0 0x0000000C
+#define SSB_PROG_W1 0x00000A00
+#define SSB_PROG_W2 0x00020000
+#define SSB_PROG_W3 0x01000000
+
+/* flash_waitcount */
+#define SSB_FLASH_WCNT_0 0x0000001F /* waitcount0 */
+#define SSB_FLASH_WCNT_1 0x00001F00 /* waitcount1 */
+#define SSB_FLASH_WCNT_1_SHIFT 8
+#define SSB_FLASH_WCNT_2 0x001F0000 /* waitcount2 */
+#define SSB_FLASH_WCNT_2_SHIFT 16
+#define SSB_FLASH_WCNT_3 0x1F000000 /* waitcount3 */
+#define SSB_FLASH_WCNT_3_SHIFT 24
+
+/* watchdog */
+#define SSB_EXTIF_WATCHDOG_CLK 48000000 /* Hz */
+
+
+
+#ifdef CONFIG_SSB_DRIVER_EXTIF
+
+struct ssb_extif {
+ struct ssb_device *dev;
+};
+
+static inline bool ssb_extif_available(struct ssb_extif *extif)
+{
+ return (extif->dev != NULL);
+}
+
+extern void ssb_extif_get_clockcontrol(struct ssb_extif *extif,
+ u32 *plltype, u32 *n, u32 *m);
+
+extern void ssb_extif_timing_init(struct ssb_extif *extif,
+ unsigned long ns);
+
+u32 ssb_extif_gpio_in(struct ssb_extif *extif, u32 mask);
+
+void ssb_extif_gpio_out(struct ssb_extif *extif, u32 mask, u32 value);
+
+void ssb_extif_gpio_outen(struct ssb_extif *extif, u32 mask, u32 value);
+
+#ifdef CONFIG_SSB_SERIAL
+extern int ssb_extif_serial_init(struct ssb_extif *extif,
+ struct ssb_serial_port *ports);
+#endif /* CONFIG_SSB_SERIAL */
+
+
+#else /* CONFIG_SSB_DRIVER_EXTIF */
+/* extif disabled */
+
+struct ssb_extif {
+};
+
+static inline bool ssb_extif_available(struct ssb_extif *extif)
+{
+ return 0;
+}
+
+static inline
+void ssb_extif_get_clockcontrol(struct ssb_extif *extif,
+ u32 *plltype, u32 *n, u32 *m)
+{
+}
+
+#endif /* CONFIG_SSB_DRIVER_EXTIF */
+#endif /* LINUX_SSB_EXTIFCORE_H_ */
--- /dev/null
+#ifndef LINUX_SSB_MIPSCORE_H_
+#define LINUX_SSB_MIPSCORE_H_
+
+#ifdef CONFIG_SSB_DRIVER_MIPS
+
+struct ssb_device;
+
+struct ssb_serial_port {
+ void *regs;
+ unsigned long clockspeed;
+ unsigned int irq;
+ unsigned int baud_base;
+ unsigned int reg_shift;
+};
+
+
+struct ssb_mipscore {
+ struct ssb_device *dev;
+
+ int nr_serial_ports;
+ struct ssb_serial_port serial_ports[4];
+
+ u8 flash_buswidth;
+ u32 flash_window;
+ u32 flash_window_size;
+};
+
+extern void ssb_mipscore_init(struct ssb_mipscore *mcore);
+extern u32 ssb_cpu_clock(struct ssb_mipscore *mcore);
+
+extern unsigned int ssb_mips_irq(struct ssb_device *dev);
+
+
+#else /* CONFIG_SSB_DRIVER_MIPS */
+
+struct ssb_mipscore {
+};
+
+static inline
+void ssb_mipscore_init(struct ssb_mipscore *mcore)
+{
+}
+
+#endif /* CONFIG_SSB_DRIVER_MIPS */
+
+#endif /* LINUX_SSB_MIPSCORE_H_ */
--- /dev/null
+#ifndef LINUX_SSB_PCICORE_H_
+#define LINUX_SSB_PCICORE_H_
+
+#ifdef CONFIG_SSB_DRIVER_PCICORE
+
+/* PCI core registers. */
+#define SSB_PCICORE_CTL 0x0000 /* PCI Control */
+#define SSB_PCICORE_CTL_RST_OE 0x00000001 /* PCI_RESET Output Enable */
+#define SSB_PCICORE_CTL_RST 0x00000002 /* PCI_RESET driven out to pin */
+#define SSB_PCICORE_CTL_CLK_OE 0x00000004 /* Clock gate Output Enable */
+#define SSB_PCICORE_CTL_CLK 0x00000008 /* Gate for clock driven out to pin */
+#define SSB_PCICORE_ARBCTL 0x0010 /* PCI Arbiter Control */
+#define SSB_PCICORE_ARBCTL_INTERN 0x00000001 /* Use internal arbiter */
+#define SSB_PCICORE_ARBCTL_EXTERN 0x00000002 /* Use external arbiter */
+#define SSB_PCICORE_ARBCTL_PARKID 0x00000006 /* Mask, selects which agent is parked on an idle bus */
+#define SSB_PCICORE_ARBCTL_PARKID_LAST 0x00000000 /* Last requestor */
+#define SSB_PCICORE_ARBCTL_PARKID_4710 0x00000002 /* 4710 */
+#define SSB_PCICORE_ARBCTL_PARKID_EXT0 0x00000004 /* External requestor 0 */
+#define SSB_PCICORE_ARBCTL_PARKID_EXT1 0x00000006 /* External requestor 1 */
+#define SSB_PCICORE_ISTAT 0x0020 /* Interrupt status */
+#define SSB_PCICORE_ISTAT_INTA 0x00000001 /* PCI INTA# */
+#define SSB_PCICORE_ISTAT_INTB 0x00000002 /* PCI INTB# */
+#define SSB_PCICORE_ISTAT_SERR 0x00000004 /* PCI SERR# (write to clear) */
+#define SSB_PCICORE_ISTAT_PERR 0x00000008 /* PCI PERR# (write to clear) */
+#define SSB_PCICORE_ISTAT_PME 0x00000010 /* PCI PME# */
+#define SSB_PCICORE_IMASK 0x0024 /* Interrupt mask */
+#define SSB_PCICORE_IMASK_INTA 0x00000001 /* PCI INTA# */
+#define SSB_PCICORE_IMASK_INTB 0x00000002 /* PCI INTB# */
+#define SSB_PCICORE_IMASK_SERR 0x00000004 /* PCI SERR# */
+#define SSB_PCICORE_IMASK_PERR 0x00000008 /* PCI PERR# */
+#define SSB_PCICORE_IMASK_PME 0x00000010 /* PCI PME# */
+#define SSB_PCICORE_MBOX 0x0028 /* Backplane to PCI Mailbox */
+#define SSB_PCICORE_MBOX_F0_0 0x00000100 /* PCI function 0, INT 0 */
+#define SSB_PCICORE_MBOX_F0_1 0x00000200 /* PCI function 0, INT 1 */
+#define SSB_PCICORE_MBOX_F1_0 0x00000400 /* PCI function 1, INT 0 */
+#define SSB_PCICORE_MBOX_F1_1 0x00000800 /* PCI function 1, INT 1 */
+#define SSB_PCICORE_MBOX_F2_0 0x00001000 /* PCI function 2, INT 0 */
+#define SSB_PCICORE_MBOX_F2_1 0x00002000 /* PCI function 2, INT 1 */
+#define SSB_PCICORE_MBOX_F3_0 0x00004000 /* PCI function 3, INT 0 */
+#define SSB_PCICORE_MBOX_F3_1 0x00008000 /* PCI function 3, INT 1 */
+#define SSB_PCICORE_BCAST_ADDR 0x0050 /* Backplane Broadcast Address */
+#define SSB_PCICORE_BCAST_ADDR_MASK 0x000000FF
+#define SSB_PCICORE_BCAST_DATA 0x0054 /* Backplane Broadcast Data */
+#define SSB_PCICORE_GPIO_IN 0x0060 /* rev >= 2 only */
+#define SSB_PCICORE_GPIO_OUT 0x0064 /* rev >= 2 only */
+#define SSB_PCICORE_GPIO_ENABLE 0x0068 /* rev >= 2 only */
+#define SSB_PCICORE_GPIO_CTL 0x006C /* rev >= 2 only */
+#define SSB_PCICORE_SBTOPCI0 0x0100 /* Backplane to PCI translation 0 (sbtopci0) */
+#define SSB_PCICORE_SBTOPCI0_MASK 0xFC000000
+#define SSB_PCICORE_SBTOPCI1 0x0104 /* Backplane to PCI translation 1 (sbtopci1) */
+#define SSB_PCICORE_SBTOPCI1_MASK 0xFC000000
+#define SSB_PCICORE_SBTOPCI2 0x0108 /* Backplane to PCI translation 2 (sbtopci2) */
+#define SSB_PCICORE_SBTOPCI2_MASK 0xC0000000
+
+/* SBtoPCIx */
+#define SSB_PCICORE_SBTOPCI_MEM 0x00000000
+#define SSB_PCICORE_SBTOPCI_IO 0x00000001
+#define SSB_PCICORE_SBTOPCI_CFG0 0x00000002
+#define SSB_PCICORE_SBTOPCI_CFG1 0x00000003
+#define SSB_PCICORE_SBTOPCI_PREF 0x00000004 /* Prefetch enable */
+#define SSB_PCICORE_SBTOPCI_BURST 0x00000008 /* Burst enable */
+#define SSB_PCICORE_SBTOPCI_MRM 0x00000020 /* Memory Read Multiple */
+#define SSB_PCICORE_SBTOPCI_RC 0x00000030 /* Read Command mask (rev >= 11) */
+#define SSB_PCICORE_SBTOPCI_RC_READ 0x00000000 /* Memory read */
+#define SSB_PCICORE_SBTOPCI_RC_READL 0x00000010 /* Memory read line */
+#define SSB_PCICORE_SBTOPCI_RC_READM 0x00000020 /* Memory read multiple */
+
+
+/* PCIcore specific boardflags */
+#define SSB_PCICORE_BFL_NOPCI 0x00000400 /* Board leaves PCI floating */
+
+
+struct ssb_pcicore {
+ struct ssb_device *dev;
+ u8 setup_done:1;
+ u8 hostmode:1;
+ u8 cardbusmode:1;
+};
+
+extern void ssb_pcicore_init(struct ssb_pcicore *pc);
+
+/* Enable IRQ routing for a specific device */
+extern int ssb_pcicore_dev_irqvecs_enable(struct ssb_pcicore *pc,
+ struct ssb_device *dev);
+
+
+#else /* CONFIG_SSB_DRIVER_PCICORE */
+
+
+struct ssb_pcicore {
+};
+
+static inline
+void ssb_pcicore_init(struct ssb_pcicore *pc)
+{
+}
+
+static inline
+int ssb_pcicore_dev_irqvecs_enable(struct ssb_pcicore *pc,
+ struct ssb_device *dev)
+{
+ return 0;
+}
+
+#endif /* CONFIG_SSB_DRIVER_PCICORE */
+#endif /* LINUX_SSB_PCICORE_H_ */
--- /dev/null
+#ifndef LINUX_SSB_REGS_H_
+#define LINUX_SSB_REGS_H_
+
+
+/* SiliconBackplane Address Map.
+ * All regions may not exist on all chips.
+ */
+#define SSB_SDRAM_BASE 0x00000000U /* Physical SDRAM */
+#define SSB_PCI_MEM 0x08000000U /* Host Mode sb2pcitranslation0 (64 MB) */
+#define SSB_PCI_CFG 0x0c000000U /* Host Mode sb2pcitranslation1 (64 MB) */
+#define SSB_SDRAM_SWAPPED 0x10000000U /* Byteswapped Physical SDRAM */
+#define SSB_ENUM_BASE 0x18000000U /* Enumeration space base */
+#define SSB_ENUM_LIMIT 0x18010000U /* Enumeration space limit */
+
+#define SSB_FLASH2 0x1c000000U /* Flash Region 2 (region 1 shadowed here) */
+#define SSB_FLASH2_SZ 0x02000000U /* Size of Flash Region 2 */
+
+#define SSB_EXTIF_BASE 0x1f000000U /* External Interface region base address */
+#define SSB_FLASH1 0x1fc00000U /* Flash Region 1 */
+#define SSB_FLASH1_SZ 0x00400000U /* Size of Flash Region 1 */
+
+#define SSB_PCI_DMA 0x40000000U /* Client Mode sb2pcitranslation2 (1 GB) */
+#define SSB_PCI_DMA_SZ 0x40000000U /* Client Mode sb2pcitranslation2 size in bytes */
+#define SSB_PCIE_DMA_L32 0x00000000U /* PCIE Client Mode sb2pcitranslation2 (2 ZettaBytes), low 32 bits */
+#define SSB_PCIE_DMA_H32 0x80000000U /* PCIE Client Mode sb2pcitranslation2 (2 ZettaBytes), high 32 bits */
+#define SSB_EUART (SSB_EXTIF_BASE + 0x00800000)
+#define SSB_LED (SSB_EXTIF_BASE + 0x00900000)
+
+
+/* Enumeration space constants */
+#define SSB_CORE_SIZE 0x1000 /* Size of a core MMIO area */
+#define SSB_MAX_NR_CORES ((SSB_ENUM_LIMIT - SSB_ENUM_BASE) / SSB_CORE_SIZE)
+
+
+/* mips address */
+#define SSB_EJTAG 0xff200000 /* MIPS EJTAG space (2M) */
+
+
+/* SSB PCI config space registers. */
+#define SSB_PMCSR 0x44
+#define SSB_PE 0x100
+#define SSB_BAR0_WIN 0x80 /* Backplane address space 0 */
+#define SSB_BAR1_WIN 0x84 /* Backplane address space 1 */
+#define SSB_SPROMCTL 0x88 /* SPROM control */
+#define SSB_SPROMCTL_WE 0x10 /* SPROM write enable */
+#define SSB_BAR1_CONTROL 0x8c /* Address space 1 burst control */
+#define SSB_PCI_IRQS 0x90 /* PCI interrupts */
+#define SSB_PCI_IRQMASK 0x94 /* PCI IRQ control and mask (pcirev >= 6 only) */
+#define SSB_BACKPLANE_IRQS 0x98 /* Backplane Interrupts */
+#define SSB_GPIO_IN 0xB0 /* GPIO Input (pcirev >= 3 only) */
+#define SSB_GPIO_OUT 0xB4 /* GPIO Output (pcirev >= 3 only) */
+#define SSB_GPIO_OUT_ENABLE 0xB8 /* GPIO Output Enable/Disable (pcirev >= 3 only) */
+#define SSB_GPIO_SCS 0x10 /* PCI config space bit 4 for 4306c0 slow clock source */
+#define SSB_GPIO_HWRAD 0x20 /* PCI config space GPIO 13 for hw radio disable */
+#define SSB_GPIO_XTAL 0x40 /* PCI config space GPIO 14 for Xtal powerup */
+#define SSB_GPIO_PLL 0x80 /* PCI config space GPIO 15 for PLL powerdown */
+
+
+#define SSB_BAR0_MAX_RETRIES 50
+
+/* Silicon backplane configuration register definitions */
+#define SSB_IPSFLAG 0x0F08
+#define SSB_IPSFLAG_IRQ1 0x0000003F /* which sbflags get routed to mips interrupt 1 */
+#define SSB_IPSFLAG_IRQ1_SHIFT 0
+#define SSB_IPSFLAG_IRQ2 0x00003F00 /* which sbflags get routed to mips interrupt 2 */
+#define SSB_IPSFLAG_IRQ2_SHIFT 8
+#define SSB_IPSFLAG_IRQ3 0x003F0000 /* which sbflags get routed to mips interrupt 3 */
+#define SSB_IPSFLAG_IRQ3_SHIFT 16
+#define SSB_IPSFLAG_IRQ4 0x3F000000 /* which sbflags get routed to mips interrupt 4 */
+#define SSB_IPSFLAG_IRQ4_SHIFT 24
+#define SSB_TPSFLAG 0x0F18
+#define SSB_TPSFLAG_BPFLAG 0x0000003F /* Backplane flag # */
+#define SSB_TPSFLAG_ALWAYSIRQ 0x00000040 /* IRQ is always sent on the Backplane */
+#define SSB_TMERRLOGA 0x0F48
+#define SSB_TMERRLOG 0x0F50
+#define SSB_ADMATCH3 0x0F60
+#define SSB_ADMATCH2 0x0F68
+#define SSB_ADMATCH1 0x0F70
+#define SSB_IMSTATE 0x0F90 /* SB Initiator Agent State */
+#define SSB_IMSTATE_PC 0x0000000f /* Pipe Count */
+#define SSB_IMSTATE_AP_MASK 0x00000030 /* Arbitration Priority */
+#define SSB_IMSTATE_AP_BOTH 0x00000000 /* Use both timeslices and token */
+#define SSB_IMSTATE_AP_TS 0x00000010 /* Use timeslices only */
+#define SSB_IMSTATE_AP_TK 0x00000020 /* Use token only */
+#define SSB_IMSTATE_AP_RSV 0x00000030 /* Reserved */
+#define SSB_IMSTATE_IBE 0x00020000 /* In Band Error */
+#define SSB_IMSTATE_TO 0x00040000 /* Timeout */
+#define SSB_INTVEC 0x0F94 /* SB Interrupt Mask */
+#define SSB_INTVEC_PCI 0x00000001 /* Enable interrupts for PCI */
+#define SSB_INTVEC_ENET0 0x00000002 /* Enable interrupts for enet 0 */
+#define SSB_INTVEC_ILINE20 0x00000004 /* Enable interrupts for iline20 */
+#define SSB_INTVEC_CODEC 0x00000008 /* Enable interrupts for v90 codec */
+#define SSB_INTVEC_USB 0x00000010 /* Enable interrupts for usb */
+#define SSB_INTVEC_EXTIF 0x00000020 /* Enable interrupts for external i/f */
+#define SSB_INTVEC_ENET1 0x00000040 /* Enable interrupts for enet 1 */
+#define SSB_TMSLOW 0x0F98 /* SB Target State Low */
+#define SSB_TMSLOW_RESET 0x00000001 /* Reset */
+#define SSB_TMSLOW_REJECT_22 0x00000002 /* Reject (Backplane rev 2.2) */
+#define SSB_TMSLOW_REJECT_23 0x00000004 /* Reject (Backplane rev 2.3) */
+#define SSB_TMSLOW_CLOCK 0x00010000 /* Clock Enable */
+#define SSB_TMSLOW_FGC 0x00020000 /* Force Gated Clocks On */
+#define SSB_TMSLOW_PE 0x40000000 /* Power Management Enable */
+#define SSB_TMSLOW_BE 0x80000000 /* BIST Enable */
+#define SSB_TMSHIGH 0x0F9C /* SB Target State High */
+#define SSB_TMSHIGH_SERR 0x00000001 /* S-error */
+#define SSB_TMSHIGH_INT 0x00000002 /* Interrupt */
+#define SSB_TMSHIGH_BUSY 0x00000004 /* Busy */
+#define SSB_TMSHIGH_TO 0x00000020 /* Timeout. Backplane rev >= 2.3 only */
+#define SSB_TMSHIGH_COREFL 0x1FFF0000 /* Core specific flags */
+#define SSB_TMSHIGH_COREFL_SHIFT 16
+#define SSB_TMSHIGH_DMA64 0x10000000 /* 64bit DMA supported */
+#define SSB_TMSHIGH_GCR 0x20000000 /* Gated Clock Request */
+#define SSB_TMSHIGH_BISTF 0x40000000 /* BIST Failed */
+#define SSB_TMSHIGH_BISTD 0x80000000 /* BIST Done */
+#define SSB_BWA0 0x0FA0
+#define SSB_IMCFGLO 0x0FA8
+#define SSB_IMCFGLO_SERTO 0x00000007 /* Service timeout */
+#define SSB_IMCFGLO_REQTO 0x00000070 /* Request timeout */
+#define SSB_IMCFGLO_REQTO_SHIFT 4
+#define SSB_IMCFGLO_CONNID 0x00FF0000 /* Connection ID */
+#define SSB_IMCFGLO_CONNID_SHIFT 16
+#define SSB_IMCFGHI 0x0FAC
+#define SSB_ADMATCH0 0x0FB0
+#define SSB_TMCFGLO 0x0FB8
+#define SSB_TMCFGHI 0x0FBC
+#define SSB_BCONFIG 0x0FC0
+#define SSB_BSTATE 0x0FC8
+#define SSB_ACTCFG 0x0FD8
+#define SSB_FLAGST 0x0FE8
+#define SSB_IDLOW 0x0FF8
+#define SSB_IDLOW_CFGSP 0x00000003 /* Config Space */
+#define SSB_IDLOW_ADDRNGE 0x00000038 /* Address Ranges supported */
+#define SSB_IDLOW_ADDRNGE_SHIFT 3
+#define SSB_IDLOW_SYNC 0x00000040
+#define SSB_IDLOW_INITIATOR 0x00000080
+#define SSB_IDLOW_MIBL 0x00000F00 /* Minimum Backplane latency */
+#define SSB_IDLOW_MIBL_SHIFT 8
+#define SSB_IDLOW_MABL 0x0000F000 /* Maximum Backplane latency */
+#define SSB_IDLOW_MABL_SHIFT 12
+#define SSB_IDLOW_TIF 0x00010000 /* This Initiator is first */
+#define SSB_IDLOW_CCW 0x000C0000 /* Cycle counter width */
+#define SSB_IDLOW_CCW_SHIFT 18
+#define SSB_IDLOW_TPT 0x00F00000 /* Target ports */
+#define SSB_IDLOW_TPT_SHIFT 20
+#define SSB_IDLOW_INITP 0x0F000000 /* Initiator ports */
+#define SSB_IDLOW_INITP_SHIFT 24
+#define SSB_IDLOW_SSBREV 0xF0000000 /* Sonics Backplane Revision code */
+#define SSB_IDLOW_SSBREV_22 0x00000000 /* <= 2.2 */
+#define SSB_IDLOW_SSBREV_23 0x10000000 /* 2.3 */
+#define SSB_IDLOW_SSBREV_24 0x40000000 /* ?? Found in BCM4328 */
+#define SSB_IDLOW_SSBREV_25 0x50000000 /* ?? Not Found yet */
+#define SSB_IDLOW_SSBREV_26 0x60000000 /* ?? Found in some BCM4311/2 */
+#define SSB_IDLOW_SSBREV_27 0x70000000 /* ?? Found in some BCM4311/2 */
+#define SSB_IDHIGH 0x0FFC /* SB Identification High */
+#define SSB_IDHIGH_RCLO 0x0000000F /* Revision Code (low part) */
+#define SSB_IDHIGH_CC 0x00008FF0 /* Core Code */
+#define SSB_IDHIGH_CC_SHIFT 4
+#define SSB_IDHIGH_RCHI 0x00007000 /* Revision Code (high part) */
+#define SSB_IDHIGH_RCHI_SHIFT 8 /* yes, shift 8 is right */
+#define SSB_IDHIGH_VC 0xFFFF0000 /* Vendor Code */
+#define SSB_IDHIGH_VC_SHIFT 16
+
+/* SPROM shadow area. If not otherwise noted, fields are
+ * two bytes wide. Note that the SPROM can _only_ be read
+ * in two-byte quantinies.
+ */
+#define SSB_SPROMSIZE_WORDS 64
+#define SSB_SPROMSIZE_BYTES (SSB_SPROMSIZE_WORDS * sizeof(u16))
+#define SSB_SPROMSIZE_WORDS_R123 64
+#define SSB_SPROMSIZE_WORDS_R4 220
+#define SSB_SPROMSIZE_BYTES_R123 (SSB_SPROMSIZE_WORDS_R123 * sizeof(u16))
+#define SSB_SPROMSIZE_BYTES_R4 (SSB_SPROMSIZE_WORDS_R4 * sizeof(u16))
+#define SSB_SPROM_BASE 0x1000
+#define SSB_SPROM_REVISION 0x107E
+#define SSB_SPROM_REVISION_REV 0x00FF /* SPROM Revision number */
+#define SSB_SPROM_REVISION_CRC 0xFF00 /* SPROM CRC8 value */
+#define SSB_SPROM_REVISION_CRC_SHIFT 8
+
+/* SPROM Revision 1 */
+#define SSB_SPROM1_SPID 0x1004 /* Subsystem Product ID for PCI */
+#define SSB_SPROM1_SVID 0x1006 /* Subsystem Vendor ID for PCI */
+#define SSB_SPROM1_PID 0x1008 /* Product ID for PCI */
+#define SSB_SPROM1_IL0MAC 0x1048 /* 6 bytes MAC address for 802.11b/g */
+#define SSB_SPROM1_ET0MAC 0x104E /* 6 bytes MAC address for Ethernet */
+#define SSB_SPROM1_ET1MAC 0x1054 /* 6 bytes MAC address for 802.11a */
+#define SSB_SPROM1_ETHPHY 0x105A /* Ethernet PHY settings */
+#define SSB_SPROM1_ETHPHY_ET0A 0x001F /* MII Address for enet0 */
+#define SSB_SPROM1_ETHPHY_ET1A 0x03E0 /* MII Address for enet1 */
+#define SSB_SPROM1_ETHPHY_ET1A_SHIFT 5
+#define SSB_SPROM1_ETHPHY_ET0M (1<<14) /* MDIO for enet0 */
+#define SSB_SPROM1_ETHPHY_ET1M (1<<15) /* MDIO for enet1 */
+#define SSB_SPROM1_BINF 0x105C /* Board info */
+#define SSB_SPROM1_BINF_BREV 0x00FF /* Board Revision */
+#define SSB_SPROM1_BINF_CCODE 0x0F00 /* Country Code */
+#define SSB_SPROM1_BINF_CCODE_SHIFT 8
+#define SSB_SPROM1_BINF_ANTBG 0x3000 /* Available B-PHY and G-PHY antennas */
+#define SSB_SPROM1_BINF_ANTBG_SHIFT 12
+#define SSB_SPROM1_BINF_ANTA 0xC000 /* Available A-PHY antennas */
+#define SSB_SPROM1_BINF_ANTA_SHIFT 14
+#define SSB_SPROM1_PA0B0 0x105E
+#define SSB_SPROM1_PA0B1 0x1060
+#define SSB_SPROM1_PA0B2 0x1062
+#define SSB_SPROM1_GPIOA 0x1064 /* General Purpose IO pins 0 and 1 */
+#define SSB_SPROM1_GPIOA_P0 0x00FF /* Pin 0 */
+#define SSB_SPROM1_GPIOA_P1 0xFF00 /* Pin 1 */
+#define SSB_SPROM1_GPIOA_P1_SHIFT 8
+#define SSB_SPROM1_GPIOB 0x1066 /* General Purpuse IO pins 2 and 3 */
+#define SSB_SPROM1_GPIOB_P2 0x00FF /* Pin 2 */
+#define SSB_SPROM1_GPIOB_P3 0xFF00 /* Pin 3 */
+#define SSB_SPROM1_GPIOB_P3_SHIFT 8
+#define SSB_SPROM1_MAXPWR 0x1068 /* Power Amplifier Max Power */
+#define SSB_SPROM1_MAXPWR_BG 0x00FF /* B-PHY and G-PHY (in dBm Q5.2) */
+#define SSB_SPROM1_MAXPWR_A 0xFF00 /* A-PHY (in dBm Q5.2) */
+#define SSB_SPROM1_MAXPWR_A_SHIFT 8
+#define SSB_SPROM1_PA1B0 0x106A
+#define SSB_SPROM1_PA1B1 0x106C
+#define SSB_SPROM1_PA1B2 0x106E
+#define SSB_SPROM1_ITSSI 0x1070 /* Idle TSSI Target */
+#define SSB_SPROM1_ITSSI_BG 0x00FF /* B-PHY and G-PHY*/
+#define SSB_SPROM1_ITSSI_A 0xFF00 /* A-PHY */
+#define SSB_SPROM1_ITSSI_A_SHIFT 8
+#define SSB_SPROM1_BFLLO 0x1072 /* Boardflags (low 16 bits) */
+#define SSB_SPROM1_AGAIN 0x1074 /* Antenna Gain (in dBm Q5.2) */
+#define SSB_SPROM1_AGAIN_BG 0x00FF /* B-PHY and G-PHY */
+#define SSB_SPROM1_AGAIN_BG_SHIFT 0
+#define SSB_SPROM1_AGAIN_A 0xFF00 /* A-PHY */
+#define SSB_SPROM1_AGAIN_A_SHIFT 8
+
+/* SPROM Revision 2 (inherits from rev 1) */
+#define SSB_SPROM2_BFLHI 0x1038 /* Boardflags (high 16 bits) */
+#define SSB_SPROM2_MAXP_A 0x103A /* A-PHY Max Power */
+#define SSB_SPROM2_MAXP_A_HI 0x00FF /* Max Power High */
+#define SSB_SPROM2_MAXP_A_LO 0xFF00 /* Max Power Low */
+#define SSB_SPROM2_MAXP_A_LO_SHIFT 8
+#define SSB_SPROM2_PA1LOB0 0x103C /* A-PHY PowerAmplifier Low Settings */
+#define SSB_SPROM2_PA1LOB1 0x103E /* A-PHY PowerAmplifier Low Settings */
+#define SSB_SPROM2_PA1LOB2 0x1040 /* A-PHY PowerAmplifier Low Settings */
+#define SSB_SPROM2_PA1HIB0 0x1042 /* A-PHY PowerAmplifier High Settings */
+#define SSB_SPROM2_PA1HIB1 0x1044 /* A-PHY PowerAmplifier High Settings */
+#define SSB_SPROM2_PA1HIB2 0x1046 /* A-PHY PowerAmplifier High Settings */
+#define SSB_SPROM2_OPO 0x1078 /* OFDM Power Offset from CCK Level */
+#define SSB_SPROM2_OPO_VALUE 0x00FF
+#define SSB_SPROM2_OPO_UNUSED 0xFF00
+#define SSB_SPROM2_CCODE 0x107C /* Two char Country Code */
+
+/* SPROM Revision 3 (inherits most data from rev 2) */
+#define SSB_SPROM3_IL0MAC 0x104A /* 6 bytes MAC address for 802.11b/g */
+#define SSB_SPROM3_ET0MAC 0x1050 /* 6 bytes MAC address for Ethernet ?? */
+#define SSB_SPROM3_ET1MAC 0x1050 /* 6 bytes MAC address for 802.11a ?? */
+#define SSB_SPROM3_OFDMAPO 0x102C /* A-PHY OFDM Mid Power Offset (4 bytes, BigEndian) */
+#define SSB_SPROM3_OFDMALPO 0x1030 /* A-PHY OFDM Low Power Offset (4 bytes, BigEndian) */
+#define SSB_SPROM3_OFDMAHPO 0x1034 /* A-PHY OFDM High Power Offset (4 bytes, BigEndian) */
+#define SSB_SPROM3_GPIOLDC 0x1042 /* GPIO LED Powersave Duty Cycle (4 bytes, BigEndian) */
+#define SSB_SPROM3_GPIOLDC_OFF 0x0000FF00 /* Off Count */
+#define SSB_SPROM3_GPIOLDC_OFF_SHIFT 8
+#define SSB_SPROM3_GPIOLDC_ON 0x00FF0000 /* On Count */
+#define SSB_SPROM3_GPIOLDC_ON_SHIFT 16
+#define SSB_SPROM3_CCKPO 0x1078 /* CCK Power Offset */
+#define SSB_SPROM3_CCKPO_1M 0x000F /* 1M Rate PO */
+#define SSB_SPROM3_CCKPO_2M 0x00F0 /* 2M Rate PO */
+#define SSB_SPROM3_CCKPO_2M_SHIFT 4
+#define SSB_SPROM3_CCKPO_55M 0x0F00 /* 5.5M Rate PO */
+#define SSB_SPROM3_CCKPO_55M_SHIFT 8
+#define SSB_SPROM3_CCKPO_11M 0xF000 /* 11M Rate PO */
+#define SSB_SPROM3_CCKPO_11M_SHIFT 12
+#define SSB_SPROM3_OFDMGPO 0x107A /* G-PHY OFDM Power Offset (4 bytes, BigEndian) */
+
+/* SPROM Revision 4 */
+#define SSB_SPROM4_IL0MAC 0x104C /* 6 byte MAC address for a/b/g/n */
+#define SSB_SPROM4_ET0MAC 0x1018 /* 6 bytes MAC address for Ethernet ?? */
+#define SSB_SPROM4_ET1MAC 0x1018 /* 6 bytes MAC address for 802.11a ?? */
+#define SSB_SPROM4_ETHPHY 0x105A /* Ethernet PHY settings ?? */
+#define SSB_SPROM4_ETHPHY_ET0A 0x001F /* MII Address for enet0 */
+#define SSB_SPROM4_ETHPHY_ET1A 0x03E0 /* MII Address for enet1 */
+#define SSB_SPROM4_ETHPHY_ET1A_SHIFT 5
+#define SSB_SPROM4_ETHPHY_ET0M (1<<14) /* MDIO for enet0 */
+#define SSB_SPROM4_ETHPHY_ET1M (1<<15) /* MDIO for enet1 */
+#define SSB_SPROM4_CCODE 0x1052 /* Country Code (2 bytes) */
+#define SSB_SPROM4_ANTAVAIL 0x105D /* Antenna available bitfields */
+#define SSB_SPROM4_ANTAVAIL_A 0x00FF /* A-PHY bitfield */
+#define SSB_SPROM4_ANTAVAIL_A_SHIFT 0
+#define SSB_SPROM4_ANTAVAIL_BG 0xFF00 /* B-PHY and G-PHY bitfield */
+#define SSB_SPROM4_ANTAVAIL_BG_SHIFT 8
+#define SSB_SPROM4_BFLLO 0x1044 /* Boardflags (low 16 bits) */
+#define SSB_SPROM4_AGAIN01 0x105E /* Antenna Gain (in dBm Q5.2) */
+#define SSB_SPROM4_AGAIN0 0x00FF /* Antenna 0 */
+#define SSB_SPROM4_AGAIN0_SHIFT 0
+#define SSB_SPROM4_AGAIN1 0xFF00 /* Antenna 1 */
+#define SSB_SPROM4_AGAIN1_SHIFT 8
+#define SSB_SPROM4_AGAIN23 0x1060
+#define SSB_SPROM4_AGAIN2 0x00FF /* Antenna 2 */
+#define SSB_SPROM4_AGAIN2_SHIFT 0
+#define SSB_SPROM4_AGAIN3 0xFF00 /* Antenna 3 */
+#define SSB_SPROM4_AGAIN3_SHIFT 8
+#define SSB_SPROM4_BFLHI 0x1046 /* Board Flags Hi */
+#define SSB_SPROM4_MAXP_BG 0x1080 /* Max Power BG in path 1 */
+#define SSB_SPROM4_MAXP_BG_MASK 0x00FF /* Mask for Max Power BG */
+#define SSB_SPROM4_ITSSI_BG 0xFF00 /* Mask for path 1 itssi_bg */
+#define SSB_SPROM4_ITSSI_BG_SHIFT 8
+#define SSB_SPROM4_MAXP_A 0x108A /* Max Power A in path 1 */
+#define SSB_SPROM4_MAXP_A_MASK 0x00FF /* Mask for Max Power A */
+#define SSB_SPROM4_ITSSI_A 0xFF00 /* Mask for path 1 itssi_a */
+#define SSB_SPROM4_ITSSI_A_SHIFT 8
+#define SSB_SPROM4_GPIOA 0x1056 /* Gen. Purpose IO # 0 and 1 */
+#define SSB_SPROM4_GPIOA_P0 0x00FF /* Pin 0 */
+#define SSB_SPROM4_GPIOA_P1 0xFF00 /* Pin 1 */
+#define SSB_SPROM4_GPIOA_P1_SHIFT 8
+#define SSB_SPROM4_GPIOB 0x1058 /* Gen. Purpose IO # 2 and 3 */
+#define SSB_SPROM4_GPIOB_P2 0x00FF /* Pin 2 */
+#define SSB_SPROM4_GPIOB_P3 0xFF00 /* Pin 3 */
+#define SSB_SPROM4_GPIOB_P3_SHIFT 8
+#define SSB_SPROM4_PA0B0 0x1082 /* The paXbY locations are */
+#define SSB_SPROM4_PA0B1 0x1084 /* only guesses */
+#define SSB_SPROM4_PA0B2 0x1086
+#define SSB_SPROM4_PA1B0 0x108E
+#define SSB_SPROM4_PA1B1 0x1090
+#define SSB_SPROM4_PA1B2 0x1092
+
+/* Values for SSB_SPROM1_BINF_CCODE */
+enum {
+ SSB_SPROM1CCODE_WORLD = 0,
+ SSB_SPROM1CCODE_THAILAND,
+ SSB_SPROM1CCODE_ISRAEL,
+ SSB_SPROM1CCODE_JORDAN,
+ SSB_SPROM1CCODE_CHINA,
+ SSB_SPROM1CCODE_JAPAN,
+ SSB_SPROM1CCODE_USA_CANADA_ANZ,
+ SSB_SPROM1CCODE_EUROPE,
+ SSB_SPROM1CCODE_USA_LOW,
+ SSB_SPROM1CCODE_JAPAN_HIGH,
+ SSB_SPROM1CCODE_ALL,
+ SSB_SPROM1CCODE_NONE,
+};
+
+/* Address-Match values and masks (SSB_ADMATCHxxx) */
+#define SSB_ADM_TYPE 0x00000003 /* Address type */
+#define SSB_ADM_TYPE0 0
+#define SSB_ADM_TYPE1 1
+#define SSB_ADM_TYPE2 2
+#define SSB_ADM_AD64 0x00000004
+#define SSB_ADM_SZ0 0x000000F8 /* Type0 size */
+#define SSB_ADM_SZ0_SHIFT 3
+#define SSB_ADM_SZ1 0x000001F8 /* Type1 size */
+#define SSB_ADM_SZ1_SHIFT 3
+#define SSB_ADM_SZ2 0x000001F8 /* Type2 size */
+#define SSB_ADM_SZ2_SHIFT 3
+#define SSB_ADM_EN 0x00000400 /* Enable */
+#define SSB_ADM_NEG 0x00000800 /* Negative decode */
+#define SSB_ADM_BASE0 0xFFFFFF00 /* Type0 base address */
+#define SSB_ADM_BASE0_SHIFT 8
+#define SSB_ADM_BASE1 0xFFFFF000 /* Type1 base address for the core */
+#define SSB_ADM_BASE1_SHIFT 12
+#define SSB_ADM_BASE2 0xFFFF0000 /* Type2 base address for the core */
+#define SSB_ADM_BASE2_SHIFT 16
+
+
+#endif /* LINUX_SSB_REGS_H_ */
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