--- /dev/null
+/*
+ * Support for HP iPAQ hx4700 PDAs.
+ *
+ * Copyright (c) 2008-2009 Philipp Zabel
+ *
+ * Based on code:
+ * Copyright (c) 2004 Hewlett-Packard Company.
+ * Copyright (c) 2005 SDG Systems, LLC
+ * Copyright (c) 2006 Anton Vorontsov <cbou@mail.ru>
+ *
+ * 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/delay.h>
+#include <linux/fb.h>
+#include <linux/gpio.h>
+#include <linux/gpio_keys.h>
+#include <linux/input.h>
+#include <linux/lcd.h>
+#include <linux/mfd/htc-egpio.h>
+#include <linux/mfd/asic3.h>
+#include <linux/mtd/physmap.h>
+#include <linux/pda_power.h>
+#include <linux/pwm_backlight.h>
+#include <linux/regulator/bq24022.h>
+#include <linux/regulator/machine.h>
+#include <linux/spi/ads7846.h>
+#include <linux/spi/spi.h>
+#include <linux/usb/gpio_vbus.h>
+
+#include <mach/hardware.h>
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+
+#include <mach/pxa27x.h>
+#include <mach/hx4700.h>
+#include <plat/i2c.h>
+#include <mach/irda.h>
+#include <mach/pxa2xx_spi.h>
+
+#include <video/w100fb.h>
+
+#include "devices.h"
+#include "generic.h"
+
+/* Physical address space information */
+
+#define ATI_W3220_PHYS PXA_CS2_PHYS /* ATI Imageon 3220 Graphics */
+#define ASIC3_PHYS PXA_CS3_PHYS
+#define ASIC3_SD_PHYS (PXA_CS3_PHYS + 0x02000000)
+
+static unsigned long hx4700_pin_config[] __initdata = {
+
+ /* SDRAM and Static Memory I/O Signals */
+ GPIO20_nSDCS_2,
+ GPIO21_nSDCS_3,
+ GPIO15_nCS_1,
+ GPIO78_nCS_2, /* W3220 */
+ GPIO79_nCS_3, /* ASIC3 */
+ GPIO80_nCS_4,
+ GPIO33_nCS_5, /* EGPIO, WLAN */
+
+ /* PC CARD */
+ GPIO48_nPOE,
+ GPIO49_nPWE,
+ GPIO50_nPIOR,
+ GPIO51_nPIOW,
+ GPIO54_nPCE_2,
+ GPIO55_nPREG,
+ GPIO56_nPWAIT,
+ GPIO57_nIOIS16,
+ GPIO85_nPCE_1,
+ GPIO104_PSKTSEL,
+
+ /* I2C */
+ GPIO117_I2C_SCL,
+ GPIO118_I2C_SDA,
+
+ /* FFUART (RS-232) */
+ GPIO34_FFUART_RXD,
+ GPIO35_FFUART_CTS,
+ GPIO36_FFUART_DCD,
+ GPIO37_FFUART_DSR,
+ GPIO38_FFUART_RI,
+ GPIO39_FFUART_TXD,
+ GPIO40_FFUART_DTR,
+ GPIO41_FFUART_RTS,
+
+ /* BTUART */
+ GPIO42_BTUART_RXD,
+ GPIO43_BTUART_TXD,
+ GPIO44_BTUART_CTS,
+ GPIO45_BTUART_RTS,
+
+ /* PWM 1 (Backlight) */
+ GPIO17_PWM1_OUT,
+
+ /* I2S */
+ GPIO28_I2S_BITCLK_OUT,
+ GPIO29_I2S_SDATA_IN,
+ GPIO30_I2S_SDATA_OUT,
+ GPIO31_I2S_SYNC,
+ GPIO113_I2S_SYSCLK,
+
+ /* SSP 1 (NavPoint) */
+ GPIO23_SSP1_SCLK,
+ GPIO24_SSP1_SFRM,
+ GPIO25_SSP1_TXD,
+ GPIO26_SSP1_RXD,
+
+ /* SSP 2 (TSC2046) */
+ GPIO19_SSP2_SCLK,
+ GPIO86_SSP2_RXD,
+ GPIO87_SSP2_TXD,
+ GPIO88_GPIO,
+
+ /* HX4700 specific input GPIOs */
+ GPIO12_GPIO, /* ASIC3_IRQ */
+ GPIO13_GPIO, /* W3220_IRQ */
+ GPIO14_GPIO, /* nWLAN_IRQ */
+
+ GPIO10_GPIO, /* GSM_IRQ */
+ GPIO13_GPIO, /* CPLD_IRQ */
+ GPIO107_GPIO, /* DS1WM_IRQ */
+ GPIO108_GPIO, /* GSM_READY */
+ GPIO58_GPIO, /* TSC2046_nPENIRQ */
+ GPIO66_GPIO, /* nSDIO_IRQ */
+};
+
+#define HX4700_GPIO_IN(num, _desc) \
+ { .gpio = (num), .dir = 0, .desc = (_desc) }
+#define HX4700_GPIO_OUT(num, _init, _desc) \
+ { .gpio = (num), .dir = 1, .init = (_init), .desc = (_desc) }
+struct gpio_ress {
+ unsigned gpio : 8;
+ unsigned dir : 1;
+ unsigned init : 1;
+ char *desc;
+};
+
+static int hx4700_gpio_request(struct gpio_ress *gpios, int size)
+{
+ int i, rc = 0;
+ int gpio;
+ int dir;
+
+ for (i = 0; (!rc) && (i < size); i++) {
+ gpio = gpios[i].gpio;
+ dir = gpios[i].dir;
+ rc = gpio_request(gpio, gpios[i].desc);
+ if (rc) {
+ pr_err("Error requesting GPIO %d(%s) : %d\n",
+ gpio, gpios[i].desc, rc);
+ continue;
+ }
+ if (dir)
+ gpio_direction_output(gpio, gpios[i].init);
+ else
+ gpio_direction_input(gpio);
+ }
+ while ((rc) && (--i >= 0))
+ gpio_free(gpios[i].gpio);
+ return rc;
+}
+
+/*
+ * IRDA
+ */
+
+static void irda_transceiver_mode(struct device *dev, int mode)
+{
+ gpio_set_value(GPIO105_HX4700_nIR_ON, mode & IR_OFF);
+}
+
+static struct pxaficp_platform_data ficp_info = {
+ .transceiver_cap = IR_SIRMODE | IR_OFF,
+ .transceiver_mode = irda_transceiver_mode,
+};
+
+/*
+ * GPIO Keys
+ */
+
+#define INIT_KEY(_code, _gpio, _active_low, _desc) \
+ { \
+ .code = KEY_##_code, \
+ .gpio = _gpio, \
+ .active_low = _active_low, \
+ .desc = _desc, \
+ .type = EV_KEY, \
+ .wakeup = 1, \
+ }
+
+static struct gpio_keys_button gpio_keys_buttons[] = {
+ INIT_KEY(POWER, GPIO0_HX4700_nKEY_POWER, 1, "Power button"),
+ INIT_KEY(MAIL, GPIO94_HX4700_KEY_MAIL, 0, "Mail button"),
+ INIT_KEY(ADDRESSBOOK, GPIO99_HX4700_KEY_CONTACTS,0, "Contacts button"),
+ INIT_KEY(RECORD, GPIOD6_nKEY_RECORD, 1, "Record button"),
+ INIT_KEY(CALENDAR, GPIOD1_nKEY_CALENDAR, 1, "Calendar button"),
+ INIT_KEY(HOMEPAGE, GPIOD3_nKEY_HOME, 1, "Home button"),
+};
+
+static struct gpio_keys_platform_data gpio_keys_data = {
+ .buttons = gpio_keys_buttons,
+ .nbuttons = ARRAY_SIZE(gpio_keys_buttons),
+};
+
+static struct platform_device gpio_keys = {
+ .name = "gpio-keys",
+ .dev = {
+ .platform_data = &gpio_keys_data,
+ },
+ .id = -1,
+};
+
+/*
+ * ASIC3
+ */
+
+static u16 asic3_gpio_config[] = {
+ /* ASIC3 GPIO banks A and B along with some of C and D
+ implement the buffering for the CF slot. */
+ ASIC3_CONFIG_GPIO(0, 1, 1, 0),
+ ASIC3_CONFIG_GPIO(1, 1, 1, 0),
+ ASIC3_CONFIG_GPIO(2, 1, 1, 0),
+ ASIC3_CONFIG_GPIO(3, 1, 1, 0),
+ ASIC3_CONFIG_GPIO(4, 1, 1, 0),
+ ASIC3_CONFIG_GPIO(5, 1, 1, 0),
+ ASIC3_CONFIG_GPIO(6, 1, 1, 0),
+ ASIC3_CONFIG_GPIO(7, 1, 1, 0),
+ ASIC3_CONFIG_GPIO(8, 1, 1, 0),
+ ASIC3_CONFIG_GPIO(9, 1, 1, 0),
+ ASIC3_CONFIG_GPIO(10, 1, 1, 0),
+ ASIC3_CONFIG_GPIO(11, 1, 1, 0),
+ ASIC3_CONFIG_GPIO(12, 1, 1, 0),
+ ASIC3_CONFIG_GPIO(13, 1, 1, 0),
+ ASIC3_CONFIG_GPIO(14, 1, 1, 0),
+ ASIC3_CONFIG_GPIO(15, 1, 1, 0),
+
+ ASIC3_CONFIG_GPIO(16, 1, 1, 0),
+ ASIC3_CONFIG_GPIO(17, 1, 1, 0),
+ ASIC3_CONFIG_GPIO(18, 1, 1, 0),
+ ASIC3_CONFIG_GPIO(19, 1, 1, 0),
+ ASIC3_CONFIG_GPIO(20, 1, 1, 0),
+ ASIC3_CONFIG_GPIO(21, 1, 1, 0),
+ ASIC3_CONFIG_GPIO(22, 1, 1, 0),
+ ASIC3_CONFIG_GPIO(23, 1, 1, 0),
+ ASIC3_CONFIG_GPIO(24, 1, 1, 0),
+ ASIC3_CONFIG_GPIO(25, 1, 1, 0),
+ ASIC3_CONFIG_GPIO(26, 1, 1, 0),
+ ASIC3_CONFIG_GPIO(27, 1, 1, 0),
+ ASIC3_CONFIG_GPIO(28, 1, 1, 0),
+ ASIC3_CONFIG_GPIO(29, 1, 1, 0),
+ ASIC3_CONFIG_GPIO(30, 1, 1, 0),
+ ASIC3_CONFIG_GPIO(31, 1, 1, 0),
+
+ /* GPIOC - CF, LEDs, SD */
+ ASIC3_GPIOC0_LED0, /* red */
+ ASIC3_GPIOC1_LED1, /* green */
+ ASIC3_GPIOC2_LED2, /* blue */
+ ASIC3_GPIOC4_CF_nCD,
+ ASIC3_GPIOC5_nCIOW,
+ ASIC3_GPIOC6_nCIOR,
+ ASIC3_GPIOC7_nPCE_1,
+ ASIC3_GPIOC8_nPCE_2,
+ ASIC3_GPIOC9_nPOE,
+ ASIC3_GPIOC10_nPWE,
+ ASIC3_GPIOC11_PSKTSEL,
+ ASIC3_GPIOC12_nPREG,
+ ASIC3_GPIOC13_nPWAIT,
+ ASIC3_GPIOC14_nPIOIS16,
+ ASIC3_GPIOC15_nPIOR,
+
+ /* GPIOD: input GPIOs, CF */
+ ASIC3_GPIOD11_nCIOIS16,
+ ASIC3_GPIOD12_nCWAIT,
+ ASIC3_GPIOD15_nPIOW,
+};
+
+static struct resource asic3_resources[] = {
+ /* GPIO part */
+ [0] = {
+ .start = ASIC3_PHYS,
+ .end = ASIC3_PHYS + ASIC3_MAP_SIZE_16BIT - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = gpio_to_irq(GPIO12_HX4700_ASIC3_IRQ),
+ .end = gpio_to_irq(GPIO12_HX4700_ASIC3_IRQ),
+ .flags = IORESOURCE_IRQ,
+ },
+ /* SD part */
+ [2] = {
+ .start = ASIC3_SD_PHYS,
+ .end = ASIC3_SD_PHYS + ASIC3_MAP_SIZE_16BIT - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [3] = {
+ .start = gpio_to_irq(GPIO66_HX4700_ASIC3_nSDIO_IRQ),
+ .end = gpio_to_irq(GPIO66_HX4700_ASIC3_nSDIO_IRQ),
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct asic3_platform_data asic3_platform_data = {
+ .gpio_config = asic3_gpio_config,
+ .gpio_config_num = ARRAY_SIZE(asic3_gpio_config),
+ .irq_base = IRQ_BOARD_START,
+ .gpio_base = HX4700_ASIC3_GPIO_BASE,
+};
+
+static struct platform_device asic3 = {
+ .name = "asic3",
+ .id = -1,
+ .resource = asic3_resources,
+ .num_resources = ARRAY_SIZE(asic3_resources),
+ .dev = {
+ .platform_data = &asic3_platform_data,
+ },
+};
+
+/*
+ * EGPIO
+ */
+
+static struct resource egpio_resources[] = {
+ [0] = {
+ .start = PXA_CS5_PHYS,
+ .end = PXA_CS5_PHYS + 0x4 - 1,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct htc_egpio_chip egpio_chips[] = {
+ [0] = {
+ .reg_start = 0,
+ .gpio_base = HX4700_EGPIO_BASE,
+ .num_gpios = 8,
+ .direction = HTC_EGPIO_OUTPUT,
+ },
+};
+
+static struct htc_egpio_platform_data egpio_info = {
+ .reg_width = 16,
+ .bus_width = 16,
+ .chip = egpio_chips,
+ .num_chips = ARRAY_SIZE(egpio_chips),
+};
+
+static struct platform_device egpio = {
+ .name = "htc-egpio",
+ .id = -1,
+ .resource = egpio_resources,
+ .num_resources = ARRAY_SIZE(egpio_resources),
+ .dev = {
+ .platform_data = &egpio_info,
+ },
+};
+
+/*
+ * LCD - Sony display connected to ATI Imageon w3220
+ */
+
+static int lcd_power;
+
+static void sony_lcd_init(void)
+{
+ gpio_set_value(GPIO84_HX4700_LCD_SQN, 1);
+ gpio_set_value(GPIO110_HX4700_LCD_LVDD_3V3_ON, 0);
+ gpio_set_value(GPIO111_HX4700_LCD_AVDD_3V3_ON, 0);
+ gpio_set_value(GPIO70_HX4700_LCD_SLIN1, 0);
+ gpio_set_value(GPIO62_HX4700_LCD_nRESET, 0);
+ mdelay(10);
+ gpio_set_value(GPIO59_HX4700_LCD_PC1, 0);
+ gpio_set_value(GPIO110_HX4700_LCD_LVDD_3V3_ON, 0);
+ mdelay(20);
+
+ gpio_set_value(GPIO110_HX4700_LCD_LVDD_3V3_ON, 1);
+ mdelay(5);
+ gpio_set_value(GPIO111_HX4700_LCD_AVDD_3V3_ON, 1);
+
+ /* FIXME: init w3220 registers here */
+
+ mdelay(5);
+ gpio_set_value(GPIO70_HX4700_LCD_SLIN1, 1);
+ mdelay(10);
+ gpio_set_value(GPIO62_HX4700_LCD_nRESET, 1);
+ mdelay(10);
+ gpio_set_value(GPIO59_HX4700_LCD_PC1, 1);
+ mdelay(10);
+ gpio_set_value(GPIO112_HX4700_LCD_N2V7_7V3_ON, 1);
+}
+
+static void sony_lcd_off(void)
+{
+ gpio_set_value(GPIO59_HX4700_LCD_PC1, 0);
+ gpio_set_value(GPIO62_HX4700_LCD_nRESET, 0);
+ mdelay(10);
+ gpio_set_value(GPIO112_HX4700_LCD_N2V7_7V3_ON, 0);
+ mdelay(10);
+ gpio_set_value(GPIO111_HX4700_LCD_AVDD_3V3_ON, 0);
+ mdelay(10);
+ gpio_set_value(GPIO110_HX4700_LCD_LVDD_3V3_ON, 0);
+}
+
+static int hx4700_lcd_set_power(struct lcd_device *ldev, int level)
+{
+ switch (level) {
+ case FB_BLANK_UNBLANK:
+ sony_lcd_init();
+ break;
+ case FB_BLANK_NORMAL:
+ case FB_BLANK_VSYNC_SUSPEND:
+ case FB_BLANK_HSYNC_SUSPEND:
+ case FB_BLANK_POWERDOWN:
+ sony_lcd_off();
+ break;
+ }
+ lcd_power = level;
+ return 0;
+}
+
+static int hx4700_lcd_get_power(struct lcd_device *lm)
+{
+ return lcd_power;
+}
+
+static struct lcd_ops hx4700_lcd_ops = {
+ .get_power = hx4700_lcd_get_power,
+ .set_power = hx4700_lcd_set_power,
+};
+
+static struct lcd_device *hx4700_lcd_device;
+
+#ifdef CONFIG_PM
+static void w3220_lcd_suspend(struct w100fb_par *wfb)
+{
+ sony_lcd_off();
+}
+
+static void w3220_lcd_resume(struct w100fb_par *wfb)
+{
+ sony_lcd_init();
+}
+#else
+#define w3220_lcd_resume NULL
+#define w3220_lcd_suspend NULL
+#endif
+
+static struct w100_tg_info w3220_tg_info = {
+ .suspend = w3220_lcd_suspend,
+ .resume = w3220_lcd_resume,
+};
+
+/* W3220_VGA QVGA */
+static struct w100_gen_regs w3220_regs = {
+ .lcd_format = 0x00000003,
+ .lcdd_cntl1 = 0x00000000,
+ .lcdd_cntl2 = 0x0003ffff,
+ .genlcd_cntl1 = 0x00abf003, /* 0x00fff003 */
+ .genlcd_cntl2 = 0x00000003,
+ .genlcd_cntl3 = 0x000102aa,
+};
+
+static struct w100_mode w3220_modes[] = {
+{
+ .xres = 480,
+ .yres = 640,
+ .left_margin = 15,
+ .right_margin = 16,
+ .upper_margin = 8,
+ .lower_margin = 7,
+ .crtc_ss = 0x00000000,
+ .crtc_ls = 0xa1ff01f9, /* 0x21ff01f9 */
+ .crtc_gs = 0xc0000000, /* 0x40000000 */
+ .crtc_vpos_gs = 0x0000028f,
+ .crtc_ps1_active = 0x00000000, /* 0x41060010 */
+ .crtc_rev = 0,
+ .crtc_dclk = 0x80000000,
+ .crtc_gclk = 0x040a0104,
+ .crtc_goe = 0,
+ .pll_freq = 95,
+ .pixclk_divider = 4,
+ .pixclk_divider_rotated = 4,
+ .pixclk_src = CLK_SRC_PLL,
+ .sysclk_divider = 0,
+ .sysclk_src = CLK_SRC_PLL,
+},
+{
+ .xres = 240,
+ .yres = 320,
+ .left_margin = 9,
+ .right_margin = 8,
+ .upper_margin = 5,
+ .lower_margin = 4,
+ .crtc_ss = 0x80150014,
+ .crtc_ls = 0xa0fb00f7,
+ .crtc_gs = 0xc0080007,
+ .crtc_vpos_gs = 0x00080007,
+ .crtc_rev = 0x0000000a,
+ .crtc_dclk = 0x81700030,
+ .crtc_gclk = 0x8015010f,
+ .crtc_goe = 0x00000000,
+ .pll_freq = 95,
+ .pixclk_divider = 4,
+ .pixclk_divider_rotated = 4,
+ .pixclk_src = CLK_SRC_PLL,
+ .sysclk_divider = 0,
+ .sysclk_src = CLK_SRC_PLL,
+},
+};
+
+struct w100_mem_info w3220_mem_info = {
+ .ext_cntl = 0x09640011,
+ .sdram_mode_reg = 0x00600021,
+ .ext_timing_cntl = 0x1a001545, /* 0x15001545 */
+ .io_cntl = 0x7ddd7333,
+ .size = 0x1fffff,
+};
+
+struct w100_bm_mem_info w3220_bm_mem_info = {
+ .ext_mem_bw = 0x50413e01,
+ .offset = 0,
+ .ext_timing_ctl = 0x00043f7f,
+ .ext_cntl = 0x00000010,
+ .mode_reg = 0x00250000,
+ .io_cntl = 0x0fff0000,
+ .config = 0x08301480,
+};
+
+static struct w100_gpio_regs w3220_gpio_info = {
+ .init_data1 = 0xdfe00100, /* GPIO_DATA */
+ .gpio_dir1 = 0xffff0000, /* GPIO_CNTL1 */
+ .gpio_oe1 = 0x00000000, /* GPIO_CNTL2 */
+ .init_data2 = 0x00000000, /* GPIO_DATA2 */
+ .gpio_dir2 = 0x00000000, /* GPIO_CNTL3 */
+ .gpio_oe2 = 0x00000000, /* GPIO_CNTL4 */
+};
+
+static struct w100fb_mach_info w3220_info = {
+ .tg = &w3220_tg_info,
+ .mem = &w3220_mem_info,
+ .bm_mem = &w3220_bm_mem_info,
+ .gpio = &w3220_gpio_info,
+ .regs = &w3220_regs,
+ .modelist = w3220_modes,
+ .num_modes = 2,
+ .xtal_freq = 16000000,
+};
+
+static struct resource w3220_resources[] = {
+ [0] = {
+ .start = ATI_W3220_PHYS,
+ .end = ATI_W3220_PHYS + 0x00ffffff,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct platform_device w3220 = {
+ .name = "w100fb",
+ .id = -1,
+ .dev = {
+ .platform_data = &w3220_info,
+ },
+ .num_resources = ARRAY_SIZE(w3220_resources),
+ .resource = w3220_resources,
+};
+
+/*
+ * Backlight
+ */
+
+static struct platform_pwm_backlight_data backlight_data = {
+ .pwm_id = 1,
+ .max_brightness = 200,
+ .dft_brightness = 100,
+ .pwm_period_ns = 30923,
+};
+
+static struct platform_device backlight = {
+ .name = "pwm-backlight",
+ .id = -1,
+ .dev = {
+ .parent = &pxa27x_device_pwm1.dev,
+ .platform_data = &backlight_data,
+ },
+};
+
+/*
+ * USB "Transceiver"
+ */
+
+static struct gpio_vbus_mach_info gpio_vbus_info = {
+ .gpio_pullup = GPIO76_HX4700_USBC_PUEN,
+ .gpio_vbus = GPIOD14_nUSBC_DETECT,
+ .gpio_vbus_inverted = 1,
+};
+
+static struct platform_device gpio_vbus = {
+ .name = "gpio-vbus",
+ .id = -1,
+ .dev = {
+ .platform_data = &gpio_vbus_info,
+ },
+};
+
+/*
+ * Touchscreen - TSC2046 connected to SSP2
+ */
+
+static const struct ads7846_platform_data tsc2046_info = {
+ .model = 7846,
+ .vref_delay_usecs = 100,
+ .pressure_max = 512,
+ .debounce_max = 10,
+ .debounce_tol = 3,
+ .debounce_rep = 1,
+ .gpio_pendown = GPIO58_HX4700_TSC2046_nPENIRQ,
+};
+
+static struct pxa2xx_spi_chip tsc2046_chip = {
+ .tx_threshold = 1,
+ .rx_threshold = 2,
+ .timeout = 64,
+ .gpio_cs = GPIO88_HX4700_TSC2046_CS,
+};
+
+static struct spi_board_info tsc2046_board_info[] __initdata = {
+ {
+ .modalias = "ads7846",
+ .bus_num = 2,
+ .max_speed_hz = 2600000, /* 100 kHz sample rate */
+ .irq = gpio_to_irq(GPIO58_HX4700_TSC2046_nPENIRQ),
+ .platform_data = &tsc2046_info,
+ .controller_data = &tsc2046_chip,
+ },
+};
+
+static struct pxa2xx_spi_master pxa_ssp2_master_info = {
+ .num_chipselect = 1,
+ .clock_enable = CKEN_SSP2,
+ .enable_dma = 1,
+};
+
+/*
+ * External power
+ */
+
+static int power_supply_init(struct device *dev)
+{
+ return gpio_request(GPIOD9_nAC_IN, "AC charger detect");
+}
+
+static int hx4700_is_ac_online(void)
+{
+ return !gpio_get_value(GPIOD9_nAC_IN);
+}
+
+static void power_supply_exit(struct device *dev)
+{
+ gpio_free(GPIOD9_nAC_IN);
+}
+
+static char *hx4700_supplicants[] = {
+ "ds2760-battery.0", "backup-battery"
+};
+
+static struct pda_power_pdata power_supply_info = {
+ .init = power_supply_init,
+ .is_ac_online = hx4700_is_ac_online,
+ .exit = power_supply_exit,
+ .supplied_to = hx4700_supplicants,
+ .num_supplicants = ARRAY_SIZE(hx4700_supplicants),
+};
+
+static struct resource power_supply_resources[] = {
+ [0] = {
+ .name = "ac",
+ .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE |
+ IORESOURCE_IRQ_LOWEDGE,
+ .start = gpio_to_irq(GPIOD9_nAC_IN),
+ .end = gpio_to_irq(GPIOD9_nAC_IN),
+ },
+ [1] = {
+ .name = "usb",
+ .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE |
+ IORESOURCE_IRQ_LOWEDGE,
+ .start = gpio_to_irq(GPIOD14_nUSBC_DETECT),
+ .end = gpio_to_irq(GPIOD14_nUSBC_DETECT),
+ },
+};
+
+static struct platform_device power_supply = {
+ .name = "pda-power",
+ .id = -1,
+ .dev = {
+ .platform_data = &power_supply_info,
+ },
+ .resource = power_supply_resources,
+ .num_resources = ARRAY_SIZE(power_supply_resources),
+};
+
+/*
+ * Battery charger
+ */
+
+static struct regulator_consumer_supply bq24022_consumers[] = {
+ {
+ .dev = &gpio_vbus.dev,
+ .supply = "vbus_draw",
+ },
+ {
+ .dev = &power_supply.dev,
+ .supply = "ac_draw",
+ },
+};
+
+static struct regulator_init_data bq24022_init_data = {
+ .constraints = {
+ .max_uA = 500000,
+ .valid_ops_mask = REGULATOR_CHANGE_CURRENT,
+ },
+ .num_consumer_supplies = ARRAY_SIZE(bq24022_consumers),
+ .consumer_supplies = bq24022_consumers,
+};
+
+static struct bq24022_mach_info bq24022_info = {
+ .gpio_nce = GPIO72_HX4700_BQ24022_nCHARGE_EN,
+ .gpio_iset2 = GPIO96_HX4700_BQ24022_ISET2,
+ .init_data = &bq24022_init_data,
+};
+
+static struct platform_device bq24022 = {
+ .name = "bq24022",
+ .id = -1,
+ .dev = {
+ .platform_data = &bq24022_info,
+ },
+};
+
+/*
+ * StrataFlash
+ */
+
+static void hx4700_set_vpp(struct map_info *map, int vpp)
+{
+ gpio_set_value(GPIO91_HX4700_FLASH_VPEN, vpp);
+}
+
+static struct resource strataflash_resource = {
+ .start = PXA_CS0_PHYS,
+ .end = PXA_CS0_PHYS + SZ_128M - 1,
+ .flags = IORESOURCE_MEM,
+};
+
+static struct physmap_flash_data strataflash_data = {
+ .width = 4,
+ .set_vpp = hx4700_set_vpp,
+};
+
+static struct platform_device strataflash = {
+ .name = "physmap-flash",
+ .id = -1,
+ .resource = &strataflash_resource,
+ .num_resources = 1,
+ .dev = {
+ .platform_data = &strataflash_data,
+ },
+};
+
+/*
+ * PCMCIA
+ */
+
+static struct platform_device pcmcia = {
+ .name = "hx4700-pcmcia",
+ .dev = {
+ .parent = &asic3.dev,
+ },
+};
+
+/*
+ * Platform devices
+ */
+
+static struct platform_device *devices[] __initdata = {
+ &asic3,
+ &gpio_keys,
+ &backlight,
+ &w3220,
+ &egpio,
+ &bq24022,
+ &gpio_vbus,
+ &power_supply,
+ &strataflash,
+ &pcmcia,
+};
+
+struct gpio_ress global_gpios[] = {
+ HX4700_GPIO_IN(GPIO12_HX4700_ASIC3_IRQ, "ASIC3_IRQ"),
+ HX4700_GPIO_IN(GPIO13_HX4700_W3220_IRQ, "W3220_IRQ"),
+ HX4700_GPIO_IN(GPIO14_HX4700_nWLAN_IRQ, "WLAN_IRQ"),
+ HX4700_GPIO_OUT(GPIO59_HX4700_LCD_PC1, 1, "LCD_PC1"),
+ HX4700_GPIO_OUT(GPIO62_HX4700_LCD_nRESET, 1, "LCD_RESET"),
+ HX4700_GPIO_OUT(GPIO70_HX4700_LCD_SLIN1, 1, "LCD_SLIN1"),
+ HX4700_GPIO_OUT(GPIO84_HX4700_LCD_SQN, 1, "LCD_SQN"),
+ HX4700_GPIO_OUT(GPIO110_HX4700_LCD_LVDD_3V3_ON, 1, "LCD_LVDD"),
+ HX4700_GPIO_OUT(GPIO111_HX4700_LCD_AVDD_3V3_ON, 1, "LCD_AVDD"),
+ HX4700_GPIO_OUT(GPIO32_HX4700_RS232_ON, 1, "RS232_ON"),
+ HX4700_GPIO_OUT(GPIO71_HX4700_ASIC3_nRESET, 1, "ASIC3_nRESET"),
+ HX4700_GPIO_OUT(GPIO82_HX4700_EUART_RESET, 1, "EUART_RESET"),
+ HX4700_GPIO_OUT(GPIO105_HX4700_nIR_ON, 1, "nIR_EN"),
+};
+
+static void __init hx4700_init(void)
+{
+ pxa2xx_mfp_config(ARRAY_AND_SIZE(hx4700_pin_config));
+ hx4700_gpio_request(ARRAY_AND_SIZE(global_gpios));
+
+ platform_add_devices(devices, ARRAY_SIZE(devices));
+
+ pxa_set_ficp_info(&ficp_info);
+ pxa27x_set_i2c_power_info(NULL);
+ pxa_set_i2c_info(NULL);
+ pxa2xx_set_spi_info(2, &pxa_ssp2_master_info);
+ spi_register_board_info(ARRAY_AND_SIZE(tsc2046_board_info));
+
+ hx4700_lcd_device = lcd_device_register("w100fb", NULL,
+ (void *)&w3220_info, &hx4700_lcd_ops);
+
+ gpio_set_value(GPIO71_HX4700_ASIC3_nRESET, 0);
+ mdelay(10);
+ gpio_set_value(GPIO71_HX4700_ASIC3_nRESET, 1);
+ mdelay(10);
+}
+
+MACHINE_START(H4700, "HP iPAQ HX4700")
+ .phys_io = 0x40000000,
+ .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
+ .boot_params = 0xa0000100,
+ .map_io = pxa_map_io,
+ .init_irq = pxa27x_init_irq,
+ .init_machine = hx4700_init,
+ .timer = &pxa_timer,
+MACHINE_END
--- /dev/null
+/*
+ * GPIO and IRQ definitions for HP iPAQ hx4700
+ *
+ * Copyright (c) 2008 Philipp Zabel
+ *
+ * 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 _HX4700_H_
+#define _HX4700_H_
+
+#include <linux/gpio.h>
+#include <linux/mfd/asic3.h>
+
+#define HX4700_ASIC3_GPIO_BASE NR_BUILTIN_GPIO
+#define HX4700_EGPIO_BASE (HX4700_ASIC3_GPIO_BASE + ASIC3_NUM_GPIOS)
+
+/*
+ * PXA GPIOs
+ */
+
+#define GPIO0_HX4700_nKEY_POWER 0
+#define GPIO12_HX4700_ASIC3_IRQ 12
+#define GPIO13_HX4700_W3220_IRQ 13
+#define GPIO14_HX4700_nWLAN_IRQ 14
+#define GPIO18_HX4700_RDY 18
+#define GPIO22_HX4700_LCD_RL 22
+#define GPIO27_HX4700_CODEC_ON 27
+#define GPIO32_HX4700_RS232_ON 32
+#define GPIO52_HX4700_CPU_nBATT_FAULT 52
+#define GPIO58_HX4700_TSC2046_nPENIRQ 58
+#define GPIO59_HX4700_LCD_PC1 59
+#define GPIO60_HX4700_CF_RNB 60
+#define GPIO61_HX4700_W3220_nRESET 61
+#define GPIO62_HX4700_LCD_nRESET 62
+#define GPIO63_HX4700_CPU_SS_nRESET 63
+#define GPIO65_HX4700_TSC2046_PEN_PU 65
+#define GPIO66_HX4700_ASIC3_nSDIO_IRQ 66
+#define GPIO67_HX4700_EUART_PS 67
+#define GPIO70_HX4700_LCD_SLIN1 70
+#define GPIO71_HX4700_ASIC3_nRESET 71
+#define GPIO72_HX4700_BQ24022_nCHARGE_EN 72
+#define GPIO73_HX4700_LCD_UD_1 73
+#define GPIO75_HX4700_EARPHONE_nDET 75
+#define GPIO76_HX4700_USBC_PUEN 76
+#define GPIO81_HX4700_CPU_GP_nRESET 81
+#define GPIO82_HX4700_EUART_RESET 82
+#define GPIO83_HX4700_WLAN_nRESET 83
+#define GPIO84_HX4700_LCD_SQN 84
+#define GPIO85_HX4700_nPCE1 85
+#define GPIO88_HX4700_TSC2046_CS 88
+#define GPIO91_HX4700_FLASH_VPEN 91
+#define GPIO92_HX4700_HP_DRIVER 92
+#define GPIO93_HX4700_EUART_INT 93
+#define GPIO94_HX4700_KEY_MAIL 94
+#define GPIO95_HX4700_BATT_OFF 95
+#define GPIO96_HX4700_BQ24022_ISET2 96
+#define GPIO97_HX4700_nBL_DETECT 97
+#define GPIO99_HX4700_KEY_CONTACTS 99
+#define GPIO100_HX4700_AUTO_SENSE 100 /* BL auto brightness */
+#define GPIO102_HX4700_SYNAPTICS_POWER_ON 102
+#define GPIO103_HX4700_SYNAPTICS_INT 103
+#define GPIO105_HX4700_nIR_ON 105
+#define GPIO106_HX4700_CPU_BT_nRESET 106
+#define GPIO107_HX4700_SPK_nSD 107
+#define GPIO109_HX4700_CODEC_nPDN 109
+#define GPIO110_HX4700_LCD_LVDD_3V3_ON 110
+#define GPIO111_HX4700_LCD_AVDD_3V3_ON 111
+#define GPIO112_HX4700_LCD_N2V7_7V3_ON 112
+#define GPIO114_HX4700_CF_RESET 114
+#define GPIO116_HX4700_CPU_HW_nRESET 116
+
+/*
+ * ASIC3 GPIOs
+ */
+
+#define GPIOC_BASE (HX4700_ASIC3_GPIO_BASE + 32)
+#define GPIOD_BASE (HX4700_ASIC3_GPIO_BASE + 48)
+
+#define GPIOC0_LED_RED (GPIOC_BASE + 0)
+#define GPIOC1_LED_GREEN (GPIOC_BASE + 1)
+#define GPIOC2_LED_BLUE (GPIOC_BASE + 2)
+#define GPIOC3_nSD_CS (GPIOC_BASE + 3)
+#define GPIOC4_CF_nCD (GPIOC_BASE + 4) /* Input */
+#define GPIOC5_nCIOW (GPIOC_BASE + 5) /* Output, to CF */
+#define GPIOC6_nCIOR (GPIOC_BASE + 6) /* Output, to CF */
+#define GPIOC7_nPCE1 (GPIOC_BASE + 7) /* Input, from CPU */
+#define GPIOC8_nPCE2 (GPIOC_BASE + 8) /* Input, from CPU */
+#define GPIOC9_nPOE (GPIOC_BASE + 9) /* Input, from CPU */
+#define GPIOC10_CF_nPWE (GPIOC_BASE + 10) /* Input */
+#define GPIOC11_PSKTSEL (GPIOC_BASE + 11) /* Input, from CPU */
+#define GPIOC12_nPREG (GPIOC_BASE + 12) /* Input, from CPU */
+#define GPIOC13_nPWAIT (GPIOC_BASE + 13) /* Output, to CPU */
+#define GPIOC14_nPIOIS16 (GPIOC_BASE + 14) /* Output, to CPU */
+#define GPIOC15_nPIOR (GPIOC_BASE + 15) /* Input, from CPU */
+
+#define GPIOD0_CPU_SS_INT (GPIOD_BASE + 0) /* Input */
+#define GPIOD1_nKEY_CALENDAR (GPIOD_BASE + 1)
+#define GPIOD2_BLUETOOTH_WAKEUP (GPIOD_BASE + 2)
+#define GPIOD3_nKEY_HOME (GPIOD_BASE + 3)
+#define GPIOD4_CF_nCD (GPIOD_BASE + 4) /* Input, from CF */
+#define GPIOD5_nPIO (GPIOD_BASE + 5) /* Input */
+#define GPIOD6_nKEY_RECORD (GPIOD_BASE + 6)
+#define GPIOD7_nSDIO_DETECT (GPIOD_BASE + 7)
+#define GPIOD8_COM_DCD (GPIOD_BASE + 8) /* Input */
+#define GPIOD9_nAC_IN (GPIOD_BASE + 9)
+#define GPIOD10_nSDIO_IRQ (GPIOD_BASE + 10) /* Input */
+#define GPIOD11_nCIOIS16 (GPIOD_BASE + 11) /* Input, from CF */
+#define GPIOD12_nCWAIT (GPIOD_BASE + 12) /* Input, from CF */
+#define GPIOD13_CF_RNB (GPIOD_BASE + 13) /* Input */
+#define GPIOD14_nUSBC_DETECT (GPIOD_BASE + 14)
+#define GPIOD15_nPIOW (GPIOD_BASE + 15) /* Input, from CPU */
+
+/*
+ * EGPIOs
+ */
+
+#define EGPIO0_VCC_3V3_EN (HX4700_EGPIO_BASE + 0) /* WLAN support chip */
+#define EGPIO1_WL_VREG_EN (HX4700_EGPIO_BASE + 1) /* WLAN power */
+#define EGPIO2_VCC_2V1_WL_EN (HX4700_EGPIO_BASE + 2) /* unused */
+#define EGPIO3_SS_PWR_ON (HX4700_EGPIO_BASE + 3) /* smart slot power */
+#define EGPIO4_CF_3V3_ON (HX4700_EGPIO_BASE + 4) /* CF 3.3V enable */
+#define EGPIO5_BT_3V3_ON (HX4700_EGPIO_BASE + 5) /* BT 3.3V enable */
+#define EGPIO6_WL1V8_EN (HX4700_EGPIO_BASE + 6) /* WLAN 1.8V enable */
+#define EGPIO7_VCC_3V3_WL_EN (HX4700_EGPIO_BASE + 7) /* WLAN 3.3V enable */
+#define EGPIO8_USB_3V3_ON (HX4700_EGPIO_BASE + 8) /* unused */
+
+#endif /* _HX4700_H_ */
projects / openwrt / staging / blogic.git / commitdiff