--- /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);
+ device_create(gpiodev_class, NULL, MKDEV(dev_major, 0), dev, 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 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;
+ }
+#ifdef CONFIG_COMPAT_NET_DEV_OPS
+ dev_stats = trigger_data->net_dev->get_stats(trigger_data->net_dev);
+#else
+ dev_stats = trigger_data->net_dev->netdev_ops->ndo_get_stats(trigger_data->net_dev);
+#endif
+ 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
+/*
+ * ar8216.c: AR8216 switch driver
+ *
+ * Copyright (C) 2009 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
+ * 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.
+ */
+
+#include <linux/if.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/list.h>
+#include <linux/if_ether.h>
+#include <linux/skbuff.h>
+#include <linux/netdevice.h>
+#include <linux/netlink.h>
+#include <linux/bitops.h>
+#include <net/genetlink.h>
+#include <linux/switch.h>
+#include <linux/delay.h>
+#include <linux/phy.h>
+#include <linux/netdevice.h>
+#include <linux/etherdevice.h>
+#include "ar8216.h"
+
+
+struct ar8216_priv {
+ struct switch_dev dev;
+ struct phy_device *phy;
+ u32 (*read)(struct ar8216_priv *priv, int reg);
+ void (*write)(struct ar8216_priv *priv, int reg, u32 val);
+ const struct net_device_ops *ndo_old;
+ struct net_device_ops ndo;
+
+ /* all fields below are cleared on reset */
+ bool vlan;
+ u8 vlan_id[AR8216_NUM_VLANS];
+ u8 vlan_table[AR8216_NUM_VLANS];
+ u8 vlan_tagged;
+ u16 pvid[AR8216_NUM_PORTS];
+};
+static struct switch_dev athdev;
+
+#define to_ar8216(_dev) container_of(_dev, struct ar8216_priv, dev)
+
+static inline void
+split_addr(u32 regaddr, u16 *r1, u16 *r2, u16 *page)
+{
+ regaddr >>= 1;
+ *r1 = regaddr & 0x1e;
+
+ regaddr >>= 5;
+ *r2 = regaddr & 0x7;
+
+ regaddr >>= 3;
+ *page = regaddr & 0x1ff;
+}
+
+static u32
+ar8216_mii_read(struct ar8216_priv *priv, int reg)
+{
+ struct phy_device *phy = priv->phy;
+ u16 r1, r2, page;
+ u16 lo, hi;
+
+ split_addr((u32) reg, &r1, &r2, &page);
+ phy->bus->write(phy->bus, 0x18, 0, page);
+ msleep(1); /* wait for the page switch to propagate */
+ lo = phy->bus->read(phy->bus, 0x10 | r2, r1);
+ hi = phy->bus->read(phy->bus, 0x10 | r2, r1 + 1);
+
+ return (hi << 16) | lo;
+}
+
+static void
+ar8216_mii_write(struct ar8216_priv *priv, int reg, u32 val)
+{
+ struct phy_device *phy = priv->phy;
+ u16 r1, r2, r3;
+ u16 lo, hi;
+
+ split_addr((u32) reg, &r1, &r2, &r3);
+ phy->bus->write(phy->bus, 0x18, 0, r3);
+ msleep(1); /* wait for the page switch to propagate */
+
+ lo = val & 0xffff;
+ hi = (u16) (val >> 16);
+ phy->bus->write(phy->bus, 0x10 | r2, r1 + 1, hi);
+ phy->bus->write(phy->bus, 0x10 | r2, r1, lo);
+}
+
+static u32
+ar8216_rmw(struct ar8216_priv *priv, int reg, u32 mask, u32 val)
+{
+ u32 v;
+
+ v = priv->read(priv, reg);
+ v &= ~mask;
+ v |= val;
+ priv->write(priv, reg, v);
+
+ return v;
+}
+
+static int
+ar8216_set_vlan(struct switch_dev *dev, const struct switch_attr *attr,
+ struct switch_val *val)
+{
+ struct ar8216_priv *priv = to_ar8216(dev);
+ priv->vlan = !!val->value.i;
+ return 0;
+}
+
+static int
+ar8216_get_vlan(struct switch_dev *dev, const struct switch_attr *attr,
+ struct switch_val *val)
+{
+ struct ar8216_priv *priv = to_ar8216(dev);
+ val->value.i = priv->vlan;
+ return 0;
+}
+
+
+static int
+ar8216_set_pvid(struct switch_dev *dev, int port, int vlan)
+{
+ struct ar8216_priv *priv = to_ar8216(dev);
+ priv->pvid[port] = vlan;
+ return 0;
+}
+
+static int
+ar8216_get_pvid(struct switch_dev *dev, int port, int *vlan)
+{
+ struct ar8216_priv *priv = to_ar8216(dev);
+ *vlan = priv->pvid[port];
+ return 0;
+}
+
+static int
+ar8216_set_vid(struct switch_dev *dev, const struct switch_attr *attr,
+ struct switch_val *val)
+{
+ struct ar8216_priv *priv = to_ar8216(dev);
+ priv->vlan_id[val->port_vlan] = val->value.i;
+ return 0;
+}
+
+static int
+ar8216_get_vid(struct switch_dev *dev, const struct switch_attr *attr,
+ struct switch_val *val)
+{
+ struct ar8216_priv *priv = to_ar8216(dev);
+ val->value.i = priv->vlan_id[val->port_vlan];
+ return 0;
+}
+
+
+static int
+ar8216_mangle_tx(struct sk_buff *skb, struct net_device *dev)
+{
+ struct ar8216_priv *priv = dev->phy_ptr;
+ unsigned char *buf;
+
+ if (unlikely(!priv))
+ goto error;
+
+ if (!priv->vlan)
+ goto send;
+
+ if (unlikely(skb_headroom(skb) < 2)) {
+ if (pskb_expand_head(skb, 2, 0, GFP_ATOMIC) < 0)
+ goto error;
+ }
+
+ buf = skb_push(skb, 2);
+ buf[0] = 0x10;
+ buf[1] = 0x80;
+
+send:
+ return priv->ndo_old->ndo_start_xmit(skb, dev);
+
+error:
+ dev_kfree_skb_any(skb);
+ return 0;
+}
+
+static int
+ar8216_mangle_rx(struct sk_buff *skb, int napi)
+{
+ struct ar8216_priv *priv;
+ struct net_device *dev;
+ unsigned char *buf;
+ int port, vlan;
+
+ dev = skb->dev;
+ if (!dev)
+ goto error;
+
+ priv = dev->phy_ptr;
+ if (!priv)
+ goto error;
+
+ /* don't strip the header if vlan mode is disabled */
+ if (!priv->vlan)
+ goto recv;
+
+ /* strip header, get vlan id */
+ buf = skb->data;
+ skb_pull(skb, 2);
+
+ /* check for vlan header presence */
+ if ((buf[12 + 2] != 0x81) || (buf[13 + 2] != 0x00))
+ goto recv;
+
+ port = buf[0] & 0xf;
+
+ /* no need to fix up packets coming from a tagged source */
+ if (priv->vlan_tagged & (1 << port))
+ goto recv;
+
+ /* lookup port vid from local table, the switch passes an invalid vlan id */
+ vlan = priv->pvid[port];
+
+ buf[14 + 2] &= 0xf0;
+ buf[14 + 2] |= vlan >> 8;
+ buf[15 + 2] = vlan & 0xff;
+
+recv:
+ skb->protocol = eth_type_trans(skb, skb->dev);
+
+ if (napi)
+ return netif_receive_skb(skb);
+ else
+ return netif_rx(skb);
+
+error:
+ /* no vlan? eat the packet! */
+ dev_kfree_skb_any(skb);
+ return 0;
+}
+
+static int
+ar8216_netif_rx(struct sk_buff *skb)
+{
+ return ar8216_mangle_rx(skb, 0);
+}
+
+static int
+ar8216_netif_receive_skb(struct sk_buff *skb)
+{
+ return ar8216_mangle_rx(skb, 1);
+}
+
+
+static struct switch_attr ar8216_globals[] = {
+ {
+ .type = SWITCH_TYPE_INT,
+ .name = "enable_vlan",
+ .description = "Enable VLAN mode",
+ .set = ar8216_set_vlan,
+ .get = ar8216_get_vlan,
+ .max = 1
+ },
+};
+
+static struct switch_attr ar8216_port[] = {
+};
+
+static struct switch_attr ar8216_vlan[] = {
+ {
+ .type = SWITCH_TYPE_INT,
+ .name = "pvid",
+ .description = "VLAN ID",
+ .set = ar8216_set_vid,
+ .get = ar8216_get_vid,
+ .max = 4095,
+ },
+};
+
+
+static int
+ar8216_get_ports(struct switch_dev *dev, struct switch_val *val)
+{
+ struct ar8216_priv *priv = to_ar8216(dev);
+ u8 ports = priv->vlan_table[val->port_vlan];
+ int i;
+
+ val->len = 0;
+ for (i = 0; i < AR8216_NUM_PORTS; i++) {
+ struct switch_port *p;
+
+ if (!(ports & (1 << i)))
+ continue;
+
+ p = &val->value.ports[val->len++];
+ p->id = i;
+ if (priv->vlan_tagged & (1 << i))
+ p->flags = (1 << SWITCH_PORT_FLAG_TAGGED);
+ else
+ p->flags = 0;
+ }
+ return 0;
+}
+
+static int
+ar8216_set_ports(struct switch_dev *dev, struct switch_val *val)
+{
+ struct ar8216_priv *priv = to_ar8216(dev);
+ u8 *vt = &priv->vlan_table[val->port_vlan];
+ int i, j;
+
+ *vt = 0;
+ for (i = 0; i < val->len; i++) {
+ struct switch_port *p = &val->value.ports[i];
+
+ if (p->flags & (1 << SWITCH_PORT_FLAG_TAGGED))
+ priv->vlan_tagged |= (1 << p->id);
+ else {
+ priv->vlan_tagged &= ~(1 << p->id);
+ priv->pvid[p->id] = val->port_vlan;
+
+ /* make sure that an untagged port does not
+ * appear in other vlans */
+ for (j = 0; j < AR8216_NUM_VLANS; j++) {
+ if (j == val->port_vlan)
+ continue;
+ priv->vlan_table[j] &= ~(1 << p->id);
+ }
+ }
+
+ *vt |= 1 << p->id;
+ }
+ return 0;
+}
+
+static int
+ar8216_wait_bit(struct ar8216_priv *priv, int reg, u32 mask, u32 val)
+{
+ int timeout = 20;
+
+ while ((priv->read(priv, reg) & mask) != val) {
+ if (timeout-- <= 0) {
+ printk(KERN_ERR "ar8216: timeout waiting for operation to complete\n");
+ return 1;
+ }
+ }
+ return 0;
+}
+
+static void
+ar8216_vtu_op(struct ar8216_priv *priv, u32 op, u32 val)
+{
+ if (ar8216_wait_bit(priv, AR8216_REG_VTU, AR8216_VTU_ACTIVE, 0))
+ return;
+ if ((op & AR8216_VTU_OP) == AR8216_VTU_OP_LOAD) {
+ val &= AR8216_VTUDATA_MEMBER;
+ val |= AR8216_VTUDATA_VALID;
+ priv->write(priv, AR8216_REG_VTU_DATA, val);
+ }
+ op |= AR8216_VTU_ACTIVE;
+ priv->write(priv, AR8216_REG_VTU, op);
+}
+
+static int
+ar8216_hw_apply(struct switch_dev *dev)
+{
+ struct ar8216_priv *priv = to_ar8216(dev);
+ u8 portmask[AR8216_NUM_PORTS];
+ int i, j;
+
+ /* flush all vlan translation unit entries */
+ ar8216_vtu_op(priv, AR8216_VTU_OP_FLUSH, 0);
+
+ memset(portmask, 0, sizeof(portmask));
+ if (priv->vlan) {
+ /* calculate the port destination masks and load vlans
+ * into the vlan translation unit */
+ for (j = 0; j < AR8216_NUM_VLANS; j++) {
+ u8 vp = priv->vlan_table[j];
+
+ if (!vp)
+ continue;
+
+ for (i = 0; i < AR8216_NUM_PORTS; i++) {
+ u8 mask = (1 << i);
+ if (vp & mask)
+ portmask[i] |= vp & ~mask;
+ }
+
+ if (!priv->vlan_table[j])
+ continue;
+
+ ar8216_vtu_op(priv,
+ AR8216_VTU_OP_LOAD |
+ (priv->vlan_id[j] << AR8216_VTU_VID_S),
+ priv->vlan_table[j]);
+ }
+ } else {
+ /* vlan disabled:
+ * isolate all ports, but connect them to the cpu port */
+ for (i = 0; i < AR8216_NUM_PORTS; i++) {
+ if (i == AR8216_PORT_CPU)
+ continue;
+
+ portmask[i] = 1 << AR8216_PORT_CPU;
+ portmask[AR8216_PORT_CPU] |= (1 << i);
+ }
+ }
+
+ /* update the port destination mask registers and tag settings */
+ for (i = 0; i < AR8216_NUM_PORTS; i++) {
+ int egress, ingress;
+ int pvid;
+
+ if (priv->vlan) {
+ pvid = priv->vlan_id[priv->pvid[i]];
+ } else {
+ pvid = i;
+ }
+
+ if (priv->vlan && (priv->vlan_tagged & (1 << i))) {
+ egress = AR8216_OUT_ADD_VLAN;
+ } else {
+ egress = AR8216_OUT_STRIP_VLAN;
+ }
+ ingress = AR8216_IN_SECURE;
+
+ ar8216_rmw(priv, AR8216_REG_PORT_CTRL(i),
+ AR8216_PORT_CTRL_LEARN | AR8216_PORT_CTRL_VLAN_MODE |
+ AR8216_PORT_CTRL_SINGLE_VLAN | AR8216_PORT_CTRL_STATE |
+ AR8216_PORT_CTRL_HEADER | AR8216_PORT_CTRL_LEARN_LOCK,
+ AR8216_PORT_CTRL_LEARN |
+ (priv->vlan && i == AR8216_PORT_CPU ?
+ AR8216_PORT_CTRL_HEADER : 0) |
+ (egress << AR8216_PORT_CTRL_VLAN_MODE_S) |
+ (AR8216_PORT_STATE_FORWARD << AR8216_PORT_CTRL_STATE_S));
+
+ ar8216_rmw(priv, AR8216_REG_PORT_VLAN(i),
+ AR8216_PORT_VLAN_DEST_PORTS | AR8216_PORT_VLAN_MODE |
+ AR8216_PORT_VLAN_DEFAULT_ID,
+ (portmask[i] << AR8216_PORT_VLAN_DEST_PORTS_S) |
+ (ingress << AR8216_PORT_VLAN_MODE_S) |
+ (pvid << AR8216_PORT_VLAN_DEFAULT_ID_S));
+ }
+
+ return 0;
+}
+
+static int
+ar8216_reset_switch(struct switch_dev *dev)
+{
+ struct ar8216_priv *priv = to_ar8216(dev);
+ int i;
+
+ memset(&priv->vlan, 0, sizeof(struct ar8216_priv) -
+ offsetof(struct ar8216_priv, vlan));
+ for (i = 0; i < AR8216_NUM_VLANS; i++) {
+ priv->vlan_id[i] = i;
+ }
+ for (i = 0; i < AR8216_NUM_PORTS; i++) {
+ /* Enable port learning and tx */
+ priv->write(priv, AR8216_REG_PORT_CTRL(i),
+ AR8216_PORT_CTRL_LEARN |
+ (4 << AR8216_PORT_CTRL_STATE_S));
+
+ priv->write(priv, AR8216_REG_PORT_VLAN(i), 0);
+
+ /* Configure all PHYs */
+ if (i == AR8216_PORT_CPU) {
+ priv->write(priv, AR8216_REG_PORT_STATUS(i),
+ AR8216_PORT_STATUS_LINK_UP |
+ AR8216_PORT_STATUS_SPEED |
+ AR8216_PORT_STATUS_TXMAC |
+ AR8216_PORT_STATUS_RXMAC |
+ AR8216_PORT_STATUS_DUPLEX);
+ } else {
+ priv->write(priv, AR8216_REG_PORT_STATUS(i),
+ AR8216_PORT_STATUS_LINK_AUTO);
+ }
+ }
+ /* XXX: undocumented magic from atheros, required! */
+ priv->write(priv, 0x38, 0xc000050e);
+
+ ar8216_rmw(priv, AR8216_REG_GLOBAL_CTRL,
+ AR8216_GCTRL_MTU, 1518 + 8 + 2);
+
+ return ar8216_hw_apply(dev);
+}
+
+static int
+ar8216_config_init(struct phy_device *pdev)
+{
+ struct ar8216_priv *priv;
+ struct net_device *dev = pdev->attached_dev;
+ int ret;
+
+ printk("%s: AR8216 PHY driver attached.\n", pdev->attached_dev->name);
+ pdev->supported = ADVERTISED_100baseT_Full;
+ pdev->advertising = ADVERTISED_100baseT_Full;
+
+ priv = kzalloc(sizeof(struct ar8216_priv), GFP_KERNEL);
+ if (priv == NULL)
+ return -ENOMEM;
+
+ priv->phy = pdev;
+ priv->read = ar8216_mii_read;
+ priv->write = ar8216_mii_write;
+ memcpy(&priv->dev, &athdev, sizeof(struct switch_dev));
+ pdev->priv = priv;
+ if ((ret = register_switch(&priv->dev, pdev->attached_dev)) < 0) {
+ kfree(priv);
+ goto done;
+ }
+
+ ret = ar8216_reset_switch(&priv->dev);
+ if (ret)
+ goto done;
+
+ dev->phy_ptr = priv;
+ pdev->pkt_align = 2;
+ pdev->netif_receive_skb = ar8216_netif_receive_skb;
+ pdev->netif_rx = ar8216_netif_rx;
+
+ priv->ndo_old = dev->netdev_ops;
+ memcpy(&priv->ndo, priv->ndo_old, sizeof(struct net_device_ops));
+ priv->ndo.ndo_start_xmit = ar8216_mangle_tx;
+ dev->netdev_ops = &priv->ndo;
+
+done:
+ return ret;
+}
+
+static int
+ar8216_read_status(struct phy_device *phydev)
+{
+ struct ar8216_priv *priv = phydev->priv;
+
+ phydev->speed = SPEED_100;
+ phydev->duplex = DUPLEX_FULL;
+ phydev->state = PHY_UP;
+
+ /* flush the address translation unit */
+ if (ar8216_wait_bit(priv, AR8216_REG_ATU, AR8216_ATU_ACTIVE, 0))
+ return -ETIMEDOUT;
+
+ priv->write(priv, AR8216_REG_ATU, AR8216_ATU_OP_FLUSH);
+
+ return 0;
+}
+
+static int
+ar8216_config_aneg(struct phy_device *phydev)
+{
+ return 0;
+}
+
+static int
+ar8216_probe(struct phy_device *pdev)
+{
+ struct ar8216_priv priv;
+
+ u8 id, rev;
+ u32 val;
+
+ priv.phy = pdev;
+ val = ar8216_mii_read(&priv, AR8216_REG_CTRL);
+ rev = val & 0xff;
+ id = (val >> 8) & 0xff;
+ if ((id != 1) || (rev != 1))
+ return -ENODEV;
+
+ return 0;
+}
+
+static void
+ar8216_remove(struct phy_device *pdev)
+{
+ struct ar8216_priv *priv = pdev->priv;
+ struct net_device *dev = pdev->attached_dev;
+
+ if (!priv)
+ return;
+
+ if (priv->ndo_old && dev)
+ dev->netdev_ops = priv->ndo_old;
+ unregister_switch(&priv->dev);
+ kfree(priv);
+}
+
+/* template */
+static struct switch_dev athdev = {
+ .name = "Atheros AR8216",
+ .cpu_port = AR8216_PORT_CPU,
+ .ports = AR8216_NUM_PORTS,
+ .vlans = AR8216_NUM_VLANS,
+ .attr_global = {
+ .attr = ar8216_globals,
+ .n_attr = ARRAY_SIZE(ar8216_globals),
+ },
+ .attr_port = {
+ .attr = ar8216_port,
+ .n_attr = ARRAY_SIZE(ar8216_port),
+ },
+ .attr_vlan = {
+ .attr = ar8216_vlan,
+ .n_attr = ARRAY_SIZE(ar8216_vlan),
+ },
+ .get_port_pvid = ar8216_get_pvid,
+ .set_port_pvid = ar8216_set_pvid,
+ .get_vlan_ports = ar8216_get_ports,
+ .set_vlan_ports = ar8216_set_ports,
+ .apply_config = ar8216_hw_apply,
+ .reset_switch = ar8216_reset_switch,
+};
+
+static struct phy_driver ar8216_driver = {
+ .name = "Atheros AR8216",
+ .features = PHY_BASIC_FEATURES,
+ .probe = ar8216_probe,
+ .remove = ar8216_remove,
+ .config_init = &ar8216_config_init,
+ .config_aneg = &ar8216_config_aneg,
+ .read_status = &ar8216_read_status,
+ .driver = { .owner = THIS_MODULE },
+};
+
+int __init
+ar8216_init(void)
+{
+ return phy_driver_register(&ar8216_driver);
+}
+
+void __exit
+ar8216_exit(void)
+{
+ phy_driver_unregister(&ar8216_driver);
+}
+
+module_init(ar8216_init);
+module_exit(ar8216_exit);
+MODULE_LICENSE("GPL");
+
--- /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");
+
+#define MVSWITCH_MAGIC 0x88E6060
+
+struct mvswitch_priv {
+ const struct net_device_ops *ndo_old;
+ struct net_device_ops ndo;
+ 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->ndo_old->ndo_start_xmit(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 ? 2 : 1)] |= (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->ndo_old = dev->netdev_ops;
+ memcpy(&priv->ndo, priv->ndo_old, sizeof(struct net_device_ops));
+ priv->ndo.ndo_start_xmit = mvswitch_mangle_tx;
+ priv->ndo.ndo_vlan_rx_register = mvswitch_vlan_rx_register;
+ dev->netdev_ops = &priv->ndo;
+
+ pdev->pkt_align = 2;
+ pdev->netif_receive_skb = mvswitch_netif_receive_skb;
+ pdev->netif_rx = mvswitch_netif_rx;
+#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 netdev ops */
+ if (priv->ndo_old && dev)
+ dev->netdev_ops = priv->ndo_old;
+ 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 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 int
+mvswitch_fixup(struct phy_device *dev)
+{
+ u16 reg;
+
+ if (dev->addr != 0x10)
+ return 0;
+
+ reg = dev->bus->read(dev->bus, MV_PORTREG(IDENT, 0)) & MV_IDENT_MASK;
+ if (reg != MV_IDENT_VALUE)
+ return 0;
+
+ dev->phy_id = MVSWITCH_MAGIC;
+ return 0;
+}
+
+
+static struct phy_driver mvswitch_driver = {
+ .name = "Marvell 88E6060",
+ .phy_id = MVSWITCH_MAGIC,
+ .phy_id_mask = 0xffffffff,
+ .features = PHY_BASIC_FEATURES,
+ .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)
+{
+ phy_register_fixup_for_id(PHY_ANY_ID, mvswitch_fixup);
+ 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
+#ifndef __GLAMO_ENGINE_H
+#define __GLAMO_ENGINE_H
+
+enum glamo_engine {
+ GLAMO_ENGINE_CAPTURE = 0,
+ GLAMO_ENGINE_ISP = 1,
+ GLAMO_ENGINE_JPEG = 2,
+ GLAMO_ENGINE_MPEG_ENC = 3,
+ GLAMO_ENGINE_MPEG_DEC = 4,
+ GLAMO_ENGINE_LCD = 5,
+ GLAMO_ENGINE_CMDQ = 6,
+ GLAMO_ENGINE_2D = 7,
+ GLAMO_ENGINE_3D = 8,
+ GLAMO_ENGINE_MMC = 9,
+ GLAMO_ENGINE_MICROP0 = 10,
+ GLAMO_ENGINE_RISC = 11,
+ GLAMO_ENGINE_MICROP1_MPEG_ENC = 12,
+ GLAMO_ENGINE_MICROP1_MPEG_DEC = 13,
+#if 0
+ GLAMO_ENGINE_H264_DEC = 14,
+ GLAMO_ENGINE_RISC1 = 15,
+ GLAMO_ENGINE_SPI = 16,
+#endif
+ __NUM_GLAMO_ENGINES
+};
+
+#endif
--- /dev/null
+#ifndef _LINUX_GLAMOFB_H
+#define _LINUX_GLAMOFB_H
+
+#include <linux/fb.h>
+
+#ifdef __KERNEL__
+
+struct glamo_core;
+struct glamofb_handle;
+
+struct glamo_fb_platform_data {
+ int width, height;
+
+ int num_modes;
+ struct fb_videomode *modes;
+
+ struct glamo_core *core;
+};
+
+int glamofb_cmd_mode(struct glamofb_handle *gfb, int on);
+int glamofb_cmd_write(struct glamofb_handle *gfb, u_int16_t val);
+
+#ifdef CONFIG_MFD_GLAMO
+void glamo_lcm_reset(struct platform_device *pdev, int level);
+#else
+#define glamo_lcm_reset(...) do {} while (0)
+#endif
+
+#endif
+
+#define GLAMOFB_ENGINE_ENABLE _IOW('F', 0x1, __u32)
+#define GLAMOFB_ENGINE_DISABLE _IOW('F', 0x2, __u32)
+#define GLAMOFB_ENGINE_RESET _IOW('F', 0x3, __u32)
+
+#endif
--- /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
projects / openwrt / staging / lynxis.git / commitdiff