arch/arm/mach-pxa/palmt5.c

   1 /*
   2  * Hardware definitions for Palm Tungsten|T5
   3  *
   4  * Author:      Marek Vasut <marek.vasut@gmail.com>
   5  *
   6  * Based on work of:
   7  *              Ales Snuparek <snuparek@atlas.cz>
   8  *              Justin Kendrick <twilightsentry@gmail.com>
   9  *              RichardT5 <richard_t5@users.sourceforge.net>
  10  *
  11  * This program is free software; you can redistribute it and/or modify
  12  * it under the terms of the GNU General Public License version 2 as
  13  * published by the Free Software Foundation.
  14  *
  15  * (find more info at www.hackndev.com)
  16  *
  17  */
  18
  19 #include <linux/platform_device.h>
  20 #include <linux/delay.h>
  21 #include <linux/irq.h>
  22 #include <linux/gpio_keys.h>
  23 #include <linux/input.h>
  24 #include <linux/pda_power.h>
  25 #include <linux/pwm_backlight.h>
  26 #include <linux/gpio.h>
  27 #include <linux/wm97xx.h>
  28 #include <linux/power_supply.h>
  29 #include <linux/usb/gpio_vbus.h>
  30
  31 #include <asm/mach-types.h>
  32 #include <asm/mach/arch.h>
  33 #include <asm/mach/map.h>
  34
  35 #include <mach/pxa27x.h>
  36 #include <mach/audio.h>
  37 #include <mach/palmt5.h>
  38 #include <mach/mmc.h>
  39 #include <mach/pxafb.h>
  40 #include <mach/irda.h>
  41 #include <mach/pxa27x_keypad.h>
  42 #include <mach/udc.h>
  43 #include <mach/palmasoc.h>
  44 #include <mach/palm27x.h>
  45
  46 #include "generic.h"
  47 #include "devices.h"
  48
  49 /******************************************************************************
  50  * Pin configuration
  51  ******************************************************************************/
  52 static unsigned long palmt5_pin_config[] __initdata = {
  53         /* MMC */
  54         GPIO32_MMC_CLK,
  55         GPIO92_MMC_DAT_0,
  56         GPIO109_MMC_DAT_1,
  57         GPIO110_MMC_DAT_2,
  58         GPIO111_MMC_DAT_3,
  59         GPIO112_MMC_CMD,
  60         GPIO14_GPIO,    /* SD detect */
  61         GPIO114_GPIO,   /* SD power */
  62         GPIO115_GPIO,   /* SD r/o switch */
  63
  64         /* AC97 */
  65         GPIO28_AC97_BITCLK,
  66         GPIO29_AC97_SDATA_IN_0,
  67         GPIO30_AC97_SDATA_OUT,
  68         GPIO31_AC97_SYNC,
  69         GPIO89_AC97_SYSCLK,
  70         GPIO95_AC97_nRESET,
  71
  72         /* IrDA */
  73         GPIO40_GPIO,    /* ir disable */
  74         GPIO46_FICP_RXD,
  75         GPIO47_FICP_TXD,
  76
  77         /* USB */
  78         GPIO15_GPIO,    /* usb detect */
  79         GPIO93_GPIO,    /* usb power */
  80
  81         /* MATRIX KEYPAD */
  82         GPIO100_KP_MKIN_0 | WAKEUP_ON_LEVEL_HIGH,
  83         GPIO101_KP_MKIN_1 | WAKEUP_ON_LEVEL_HIGH,
  84         GPIO102_KP_MKIN_2 | WAKEUP_ON_LEVEL_HIGH,
  85         GPIO97_KP_MKIN_3 | WAKEUP_ON_LEVEL_HIGH,
  86         GPIO103_KP_MKOUT_0,
  87         GPIO104_KP_MKOUT_1,
  88         GPIO105_KP_MKOUT_2,
  89
  90         /* LCD */
  91         GPIOxx_LCD_TFT_16BPP,
  92
  93         /* PWM */
  94         GPIO16_PWM0_OUT,
  95
  96         /* FFUART */
  97         GPIO34_FFUART_RXD,
  98         GPIO39_FFUART_TXD,
  99
 100         /* MISC */
 101         GPIO10_GPIO,    /* hotsync button */
 102         GPIO90_GPIO,    /* power detect */
 103         GPIO107_GPIO,   /* earphone detect */
 104 };
 105
 106 /******************************************************************************
 107  * GPIO keyboard
 108  ******************************************************************************/
 109 #if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
 110 static unsigned int palmt5_matrix_keys[] = {
 111         KEY(0, 0, KEY_POWER),
 112         KEY(0, 1, KEY_F1),
 113         KEY(0, 2, KEY_ENTER),
 114
 115         KEY(1, 0, KEY_F2),
 116         KEY(1, 1, KEY_F3),
 117         KEY(1, 2, KEY_F4),
 118
 119         KEY(2, 0, KEY_UP),
 120         KEY(2, 2, KEY_DOWN),
 121
 122         KEY(3, 0, KEY_RIGHT),
 123         KEY(3, 2, KEY_LEFT),
 124 };
 125
 126 static struct pxa27x_keypad_platform_data palmt5_keypad_platform_data = {
 127         .matrix_key_rows        = 4,
 128         .matrix_key_cols        = 3,
 129         .matrix_key_map         = palmt5_matrix_keys,
 130         .matrix_key_map_size    = ARRAY_SIZE(palmt5_matrix_keys),
 131
 132         .debounce_interval      = 30,
 133 };
 134
 135 static void __init palmt5_kpc_init(void)
 136 {
 137         pxa_set_keypad_info(&palmt5_keypad_platform_data);
 138 }
 139 #else
 140 static inline void palmt5_kpc_init(void) {}
 141 #endif
 142
 143 /******************************************************************************
 144  * GPIO keys
 145  ******************************************************************************/
 146 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
 147 static struct gpio_keys_button palmt5_pxa_buttons[] = {
 148         {KEY_F8, GPIO_NR_PALMT5_HOTSYNC_BUTTON_N, 1, "HotSync Button" },
 149 };
 150
 151 static struct gpio_keys_platform_data palmt5_pxa_keys_data = {
 152         .buttons        = palmt5_pxa_buttons,
 153         .nbuttons       = ARRAY_SIZE(palmt5_pxa_buttons),
 154 };
 155
 156 static struct platform_device palmt5_pxa_keys = {
 157         .name   = "gpio-keys",
 158         .id     = -1,
 159         .dev    = {
 160                 .platform_data = &palmt5_pxa_keys_data,
 161         },
 162 };
 163
 164 static void __init palmt5_keys_init(void)
 165 {
 166         platform_device_register(&palmt5_pxa_keys);
 167 }
 168 #else
 169 static inline void palmt5_keys_init(void) {}
 170 #endif
 171
 172 /******************************************************************************
 173  * Machine init
 174  ******************************************************************************/
 175 static void __init palmt5_init(void)
 176 {
 177         pxa2xx_mfp_config(ARRAY_AND_SIZE(palmt5_pin_config));
 178         pxa_set_ffuart_info(NULL);
 179         pxa_set_btuart_info(NULL);
 180         pxa_set_stuart_info(NULL);
 181
 182         palm27x_mmc_init(GPIO_NR_PALMT5_SD_DETECT_N, GPIO_NR_PALMT5_SD_READONLY,
 183                         GPIO_NR_PALMT5_SD_POWER, 0);
 184         palm27x_pm_init(PALMT5_STR_BASE);
 185         palm27x_lcd_init(-1, &palm_320x480_lcd_mode);
 186         palm27x_udc_init(GPIO_NR_PALMT5_USB_DETECT_N,
 187                         GPIO_NR_PALMT5_USB_PULLUP, 1);
 188         palm27x_irda_init(GPIO_NR_PALMT5_IR_DISABLE);
 189         palm27x_ac97_init(PALMT5_BAT_MIN_VOLTAGE, PALMT5_BAT_MAX_VOLTAGE,
 190                         GPIO_NR_PALMT5_EARPHONE_DETECT, 95);
 191         palm27x_pwm_init(GPIO_NR_PALMT5_BL_POWER, GPIO_NR_PALMT5_LCD_POWER);
 192         palm27x_power_init(GPIO_NR_PALMT5_POWER_DETECT, -1);
 193         palm27x_pmic_init();
 194         palmt5_kpc_init();
 195         palmt5_keys_init();
 196 }
 197
 198 MACHINE_START(PALMT5, "Palm Tungsten|T5")
 199         .phys_io        = PALMT5_PHYS_IO_START,
 200         .io_pg_offst    = (io_p2v(0x40000000) >> 18) & 0xfffc,
 201         .boot_params    = 0xa0000100,
 202         .map_io         = pxa_map_io,
 203         .init_irq       = pxa27x_init_irq,
 204         .timer          = &pxa_timer,
 205         .init_machine   = palmt5_init
 206 MACHINE_END