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/i2c/pxa-i2c.h>
  25
  26 #include <asm/irq.h>
  27 #include <asm/mach-types.h>
  28
  29 #include <mach/hardware.h>
  30 #include <linux/platform_data/mmc-pxamci.h>
  31 #include <linux/platform_data/usb-ohci-pxa27x.h>
  32 #include <mach/pxa27x.h>
  33 #include <mach/pxa27x-udc.h>
  34 #include <linux/platform_data/video-pxafb.h>
  35
  36 #include "devices.h"
  37 #include "generic.h"
  38
  39 #define GPIO114_INCOME_ETH_IRQ  (114)
  40 #define GPIO0_INCOME_SD_DETECT  (0)
  41 #define GPIO0_INCOME_SD_RO      (1)
  42 #define GPIO54_INCOME_LED_A     (54)
  43 #define GPIO55_INCOME_LED_B     (55)
  44 #define GPIO113_INCOME_TS_IRQ   (113)
  45
  46 /******************************************************************************
  47  * SD/MMC card controller
  48  ******************************************************************************/
  49 #if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE)
  50 static struct pxamci_platform_data income_mci_platform_data = {
  51         .ocr_mask               = MMC_VDD_32_33 | MMC_VDD_33_34,
  52         .gpio_power             = -1,
  53         .gpio_card_detect       = GPIO0_INCOME_SD_DETECT,
  54         .gpio_card_ro           = GPIO0_INCOME_SD_RO,
  55         .detect_delay_ms        = 200,
  56 };
  57
  58 static void __init income_mmc_init(void)
  59 {
  60         pxa_set_mci_info(&income_mci_platform_data);
  61 }
  62 #else
  63 static inline void income_mmc_init(void) {}
  64 #endif
  65
  66 /******************************************************************************
  67  * USB Host
  68  ******************************************************************************/
  69 #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
  70 static struct pxaohci_platform_data income_ohci_info = {
  71         .port_mode      = PMM_PERPORT_MODE,
  72         .flags          = ENABLE_PORT1 | POWER_CONTROL_LOW | POWER_SENSE_LOW,
  73 };
  74
  75 static void __init income_uhc_init(void)
  76 {
  77         pxa_set_ohci_info(&income_ohci_info);
  78 }
  79 #else
  80 static inline void income_uhc_init(void) {}
  81 #endif
  82
  83 /******************************************************************************
  84  * LED
  85  ******************************************************************************/
  86 #if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
  87 struct gpio_led income_gpio_leds[] = {
  88         {
  89                 .name                   = "income:green:leda",
  90                 .default_trigger        = "none",
  91                 .gpio                   = GPIO54_INCOME_LED_A,
  92                 .active_low             = 1,
  93         },
  94         {
  95                 .name                   = "income:green:ledb",
  96                 .default_trigger        = "none",
  97                 .gpio                   = GPIO55_INCOME_LED_B,
  98                 .active_low             = 1,
  99         }
 100 };
 101
 102 static struct gpio_led_platform_data income_gpio_led_info = {
 103         .leds           = income_gpio_leds,
 104         .num_leds       = ARRAY_SIZE(income_gpio_leds),
 105 };
 106
 107 static struct platform_device income_leds = {
 108         .name   = "leds-gpio",
 109         .id     = -1,
 110         .dev    = {
 111                 .platform_data  = &income_gpio_led_info,
 112         }
 113 };
 114
 115 static void __init income_led_init(void)
 116 {
 117         platform_device_register(&income_leds);
 118 }
 119 #else
 120 static inline void income_led_init(void) {}
 121 #endif
 122
 123 /******************************************************************************
 124  * I2C
 125  ******************************************************************************/
 126 #if defined(CONFIG_I2C_PXA) || defined(CONFIG_I2C_PXA_MODULE)
 127 static struct i2c_board_info __initdata income_i2c_devs[] = {
 128         {
 129                 I2C_BOARD_INFO("ds1340", 0x68),
 130         }, {
 131                 I2C_BOARD_INFO("lm75", 0x4f),
 132         },
 133 };
 134
 135 static void __init income_i2c_init(void)
 136 {
 137         pxa_set_i2c_info(NULL);
 138         pxa27x_set_i2c_power_info(NULL);
 139         i2c_register_board_info(0, ARRAY_AND_SIZE(income_i2c_devs));
 140 }
 141 #else
 142 static inline void income_i2c_init(void) {}
 143 #endif
 144
 145 /******************************************************************************
 146  * Framebuffer
 147  ******************************************************************************/
 148 #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
 149 static struct pxafb_mode_info income_lcd_modes[] = {
 150 {
 151         .pixclock       = 144700,
 152         .xres           = 320,
 153         .yres           = 240,
 154         .bpp            = 32,
 155         .depth          = 18,
 156
 157         .left_margin    = 10,
 158         .right_margin   = 10,
 159         .upper_margin   = 7,
 160         .lower_margin   = 8,
 161
 162         .hsync_len      = 20,
 163         .vsync_len      = 2,
 164
 165         .sync           = FB_SYNC_VERT_HIGH_ACT,
 166 },
 167 };
 168
 169 static struct pxafb_mach_info income_lcd_screen = {
 170         .modes          = income_lcd_modes,
 171         .num_modes      = ARRAY_SIZE(income_lcd_modes),
 172         .lcd_conn       = LCD_COLOR_TFT_18BPP | LCD_PCLK_EDGE_FALL,
 173 };
 174
 175 static void __init income_lcd_init(void)
 176 {
 177         pxa_set_fb_info(NULL, &income_lcd_screen);
 178 }
 179 #else
 180 static inline void income_lcd_init(void) {}
 181 #endif
 182
 183 /******************************************************************************
 184  * Backlight
 185  ******************************************************************************/
 186 #if defined(CONFIG_BACKLIGHT_PWM) || defined(CONFIG_BACKLIGHT_PWM_MODULE)
 187 static struct platform_pwm_backlight_data income_backlight_data = {
 188         .pwm_id         = 0,
 189         .max_brightness = 0x3ff,
 190         .dft_brightness = 0x1ff,
 191         .pwm_period_ns  = 1000000,
 192         .enable_gpio    = -1,
 193 };
 194
 195 static struct platform_device income_backlight = {
 196         .name   = "pwm-backlight",
 197         .dev    = {
 198                 .parent         = &pxa27x_device_pwm0.dev,
 199                 .platform_data  = &income_backlight_data,
 200         },
 201 };
 202
 203 static void __init income_pwm_init(void)
 204 {
 205         platform_device_register(&income_backlight);
 206 }
 207 #else
 208 static inline void income_pwm_init(void) {}
 209 #endif
 210
 211 void __init colibri_pxa270_income_boardinit(void)
 212 {
 213         pxa_set_ffuart_info(NULL);
 214         pxa_set_btuart_info(NULL);
 215         pxa_set_stuart_info(NULL);
 216
 217         income_mmc_init();
 218         income_uhc_init();
 219         income_led_init();
 220         income_i2c_init();
 221         income_lcd_init();
 222         income_pwm_init();
 223 }
 224