arch/arm/mach-pxa/colibri-pxa270-income.c

   1 /*
   2  * linux/arch/arm/mach-pxa/income.c
   3  *
   4  * Support for Income s.r.o. SH-Dmaster PXA270 SBC
   5  *
   6  * Copyright (C) 2010
   7  * Marek Vasut <marek.vasut@gmail.com>
   8  * Pavel Revak <palo@bielyvlk.sk>
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License version 2 as
  12  * published by the Free Software Foundation.
  13  */
  14
  15 #include <linux/bitops.h>
  16 #include <linux/delay.h>
  17 #include <linux/gpio.h>
  18 #include <linux/init.h>
  19 #include <linux/interrupt.h>
  20 #include <linux/ioport.h>
  21 #include <linux/kernel.h>
  22 #include <linux/platform_device.h>
  23 #include <linux/pwm_backlight.h>
  24 #include <linux/sysdev.h>
  25
  26 #include <asm/irq.h>
  27 #include <asm/mach-types.h>
  28
  29 #include <mach/hardware.h>
  30 #include <mach/mmc.h>
  31 #include <mach/ohci.h>
  32 #include <mach/pxa27x.h>
  33 #include <mach/pxa27x-udc.h>
  34 #include <mach/pxafb.h>
  35
  36 #include <plat/i2c.h>
  37
  38 #include "devices.h"
  39 #include "generic.h"
  40
  41 #define GPIO114_INCOME_ETH_IRQ  (114)
  42 #define GPIO0_INCOME_SD_DETECT  (0)
  43 #define GPIO0_INCOME_SD_RO      (1)
  44 #define GPIO54_INCOME_LED_A     (54)
  45 #define GPIO55_INCOME_LED_B     (55)
  46 #define GPIO113_INCOME_TS_IRQ   (113)
  47
  48 /******************************************************************************
  49  * Pin configuration
  50  ******************************************************************************/
  51 static mfp_cfg_t income_pin_config[] __initdata = {
  52         /* MMC */
  53         GPIO32_MMC_CLK,
  54         GPIO92_MMC_DAT_0,
  55         GPIO109_MMC_DAT_1,
  56         GPIO110_MMC_DAT_2,
  57         GPIO111_MMC_DAT_3,
  58         GPIO112_MMC_CMD,
  59         GPIO0_GPIO,     /* SD detect */
  60         GPIO1_GPIO,     /* SD read-only */
  61
  62         /* FFUART */
  63         GPIO39_FFUART_TXD,
  64         GPIO34_FFUART_RXD,
  65
  66         /* BFUART */
  67         GPIO42_BTUART_RXD,
  68         GPIO43_BTUART_TXD,
  69         GPIO45_BTUART_RTS,
  70
  71         /* STUART */
  72         GPIO46_STUART_RXD,
  73         GPIO47_STUART_TXD,
  74
  75         /* UHC */
  76         GPIO88_USBH1_PWR,
  77         GPIO89_USBH1_PEN,
  78
  79         /* LCD */
  80         GPIOxx_LCD_TFT_16BPP,
  81
  82         /* PWM */
  83         GPIO16_PWM0_OUT,
  84
  85         /* I2C */
  86         GPIO117_I2C_SCL,
  87         GPIO118_I2C_SDA,
  88
  89         /* LED */
  90         GPIO54_GPIO,    /* LED A */
  91         GPIO55_GPIO,    /* LED B */
  92 };
  93
  94 /******************************************************************************
  95  * SD/MMC card controller
  96  ******************************************************************************/
  97 #if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE)
  98 static struct pxamci_platform_data income_mci_platform_data = {
  99         .ocr_mask               = MMC_VDD_32_33 | MMC_VDD_33_34,
 100         .gpio_power             = -1,
 101         .gpio_card_detect       = GPIO0_INCOME_SD_DETECT,
 102         .gpio_card_ro           = GPIO0_INCOME_SD_RO,
 103         .detect_delay_ms        = 200,
 104 };
 105
 106 static void __init income_mmc_init(void)
 107 {
 108         pxa_set_mci_info(&income_mci_platform_data);
 109 }
 110 #else
 111 static inline void income_mmc_init(void) {}
 112 #endif
 113
 114 /******************************************************************************
 115  * USB Host
 116  ******************************************************************************/
 117 #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
 118 static struct pxaohci_platform_data income_ohci_info = {
 119         .port_mode      = PMM_PERPORT_MODE,
 120         .flags          = ENABLE_PORT1 | POWER_CONTROL_LOW | POWER_SENSE_LOW,
 121 };
 122
 123 static void __init income_uhc_init(void)
 124 {
 125         pxa_set_ohci_info(&income_ohci_info);
 126 }
 127 #else
 128 static inline void income_uhc_init(void) {}
 129 #endif
 130
 131 /******************************************************************************
 132  * LED
 133  ******************************************************************************/
 134 #if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
 135 struct gpio_led income_gpio_leds[] = {
 136         {
 137                 .name                   = "income:green:leda",
 138                 .default_trigger        = "none",
 139                 .gpio                   = GPIO54_INCOME_LED_A,
 140                 .active_low             = 1,
 141         },
 142         {
 143                 .name                   = "income:green:ledb",
 144                 .default_trigger        = "none",
 145                 .gpio                   = GPIO55_INCOME_LED_B,
 146                 .active_low             = 1,
 147         }
 148 };
 149
 150 static struct gpio_led_platform_data income_gpio_led_info = {
 151         .leds           = income_gpio_leds,
 152         .num_leds       = ARRAY_SIZE(income_gpio_leds),
 153 };
 154
 155 static struct platform_device income_leds = {
 156         .name   = "leds-gpio",
 157         .id     = -1,
 158         .dev    = {
 159                 .platform_data  = &income_gpio_led_info,
 160         }
 161 };
 162
 163 static void __init income_led_init(void)
 164 {
 165         platform_device_register(&income_leds);
 166 }
 167 #else
 168 static inline void income_led_init(void) {}
 169 #endif
 170
 171 /******************************************************************************
 172  * I2C
 173  ******************************************************************************/
 174 #if defined(CONFIG_I2C_PXA) || defined(CONFIG_I2C_PXA_MODULE)
 175 static struct i2c_board_info __initdata income_i2c_devs[] = {
 176         {
 177                 I2C_BOARD_INFO("ds1340", 0x68),
 178         }, {
 179                 I2C_BOARD_INFO("lm75", 0x4f),
 180         },
 181 };
 182
 183 static void __init income_i2c_init(void)
 184 {
 185         pxa_set_i2c_info(NULL);
 186         pxa27x_set_i2c_power_info(NULL);
 187         i2c_register_board_info(0, ARRAY_AND_SIZE(income_i2c_devs));
 188 }
 189 #else
 190 static inline void income_i2c_init(void) {}
 191 #endif
 192
 193 /******************************************************************************
 194  * Framebuffer
 195  ******************************************************************************/
 196 #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
 197 static struct pxafb_mode_info income_lcd_modes[] = {
 198 {
 199         .pixclock       = 144700,
 200         .xres           = 320,
 201         .yres           = 240,
 202         .bpp            = 32,
 203         .depth          = 18,
 204
 205         .left_margin    = 10,
 206         .right_margin   = 10,
 207         .upper_margin   = 7,
 208         .lower_margin   = 8,
 209
 210         .hsync_len      = 20,
 211         .vsync_len      = 2,
 212
 213         .sync           = FB_SYNC_VERT_HIGH_ACT,
 214 },
 215 };
 216
 217 static struct pxafb_mach_info income_lcd_screen = {
 218         .modes          = income_lcd_modes,
 219         .num_modes      = ARRAY_SIZE(income_lcd_modes),
 220         .lcd_conn       = LCD_COLOR_TFT_18BPP | LCD_PCLK_EDGE_FALL,
 221 };
 222
 223 static void __init income_lcd_init(void)
 224 {
 225         set_pxa_fb_info(&income_lcd_screen);
 226 }
 227 #else
 228 static inline void income_lcd_init(void) {}
 229 #endif
 230
 231 /******************************************************************************
 232  * Backlight
 233  ******************************************************************************/
 234 #if defined(CONFIG_BACKLIGHT_PWM) || defined(CONFIG_BACKLIGHT_PWM__MODULE)
 235 static struct platform_pwm_backlight_data income_backlight_data = {
 236         .pwm_id         = 0,
 237         .max_brightness = 0x3ff,
 238         .dft_brightness = 0x1ff,
 239         .pwm_period_ns  = 1000000,
 240 };
 241
 242 static struct platform_device income_backlight = {
 243         .name   = "pwm-backlight",
 244         .dev    = {
 245                 .parent         = &pxa27x_device_pwm0.dev,
 246                 .platform_data  = &income_backlight_data,
 247         },
 248 };
 249
 250 static void __init income_pwm_init(void)
 251 {
 252         platform_device_register(&income_backlight);
 253 }
 254 #else
 255 static inline void income_pwm_init(void) {}
 256 #endif
 257
 258 void __init colibri_pxa270_income_boardinit(void)
 259 {
 260         pxa2xx_mfp_config(ARRAY_AND_SIZE(income_pin_config));
 261         pxa_set_ffuart_info(NULL);
 262         pxa_set_btuart_info(NULL);
 263         pxa_set_stuart_info(NULL);
 264
 265         income_mmc_init();
 266         income_uhc_init();
 267         income_led_init();
 268         income_i2c_init();
 269         income_lcd_init();
 270         income_pwm_init();
 271 }
 272