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.h>
  24 #include <linux/pwm_backlight.h>
  25 #include <linux/i2c/pxa-i2c.h>
  26
  27 #include <asm/irq.h>
  28 #include <asm/mach-types.h>
  29
  30 #include <mach/hardware.h>
  31 #include <linux/platform_data/mmc-pxamci.h>
  32 #include <linux/platform_data/usb-ohci-pxa27x.h>
  33 #include <mach/pxa27x.h>
  34 #include <mach/pxa27x-udc.h>
  35 #include <linux/platform_data/video-pxafb.h>
  36
  37 #include "devices.h"
  38 #include "generic.h"
  39
  40 #define GPIO114_INCOME_ETH_IRQ  (114)
  41 #define GPIO0_INCOME_SD_DETECT  (0)
  42 #define GPIO0_INCOME_SD_RO      (1)
  43 #define GPIO54_INCOME_LED_A     (54)
  44 #define GPIO55_INCOME_LED_B     (55)
  45 #define GPIO113_INCOME_TS_IRQ   (113)
  46
  47 /******************************************************************************
  48  * SD/MMC card controller
  49  ******************************************************************************/
  50 #if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE)
  51 static struct pxamci_platform_data income_mci_platform_data = {
  52         .ocr_mask               = MMC_VDD_32_33 | MMC_VDD_33_34,
  53         .gpio_power             = -1,
  54         .gpio_card_detect       = GPIO0_INCOME_SD_DETECT,
  55         .gpio_card_ro           = GPIO0_INCOME_SD_RO,
  56         .detect_delay_ms        = 200,
  57 };
  58
  59 static void __init income_mmc_init(void)
  60 {
  61         pxa_set_mci_info(&income_mci_platform_data);
  62 }
  63 #else
  64 static inline void income_mmc_init(void) {}
  65 #endif
  66
  67 /******************************************************************************
  68  * USB Host
  69  ******************************************************************************/
  70 #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
  71 static struct pxaohci_platform_data income_ohci_info = {
  72         .port_mode      = PMM_PERPORT_MODE,
  73         .flags          = ENABLE_PORT1 | POWER_CONTROL_LOW | POWER_SENSE_LOW,
  74 };
  75
  76 static void __init income_uhc_init(void)
  77 {
  78         pxa_set_ohci_info(&income_ohci_info);
  79 }
  80 #else
  81 static inline void income_uhc_init(void) {}
  82 #endif
  83
  84 /******************************************************************************
  85  * LED
  86  ******************************************************************************/
  87 #if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
  88 struct gpio_led income_gpio_leds[] = {
  89         {
  90                 .name                   = "income:green:leda",
  91                 .default_trigger        = "none",
  92                 .gpio                   = GPIO54_INCOME_LED_A,
  93                 .active_low             = 1,
  94         },
  95         {
  96                 .name                   = "income:green:ledb",
  97                 .default_trigger        = "none",
  98                 .gpio                   = GPIO55_INCOME_LED_B,
  99                 .active_low             = 1,
 100         }
 101 };
 102
 103 static struct gpio_led_platform_data income_gpio_led_info = {
 104         .leds           = income_gpio_leds,
 105         .num_leds       = ARRAY_SIZE(income_gpio_leds),
 106 };
 107
 108 static struct platform_device income_leds = {
 109         .name   = "leds-gpio",
 110         .id     = -1,
 111         .dev    = {
 112                 .platform_data  = &income_gpio_led_info,
 113         }
 114 };
 115
 116 static void __init income_led_init(void)
 117 {
 118         platform_device_register(&income_leds);
 119 }
 120 #else
 121 static inline void income_led_init(void) {}
 122 #endif
 123
 124 /******************************************************************************
 125  * I2C
 126  ******************************************************************************/
 127 #if defined(CONFIG_I2C_PXA) || defined(CONFIG_I2C_PXA_MODULE)
 128 static struct i2c_board_info __initdata income_i2c_devs[] = {
 129         {
 130                 I2C_BOARD_INFO("ds1340", 0x68),
 131         }, {
 132                 I2C_BOARD_INFO("lm75", 0x4f),
 133         },
 134 };
 135
 136 static void __init income_i2c_init(void)
 137 {
 138         pxa_set_i2c_info(NULL);
 139         pxa27x_set_i2c_power_info(NULL);
 140         i2c_register_board_info(0, ARRAY_AND_SIZE(income_i2c_devs));
 141 }
 142 #else
 143 static inline void income_i2c_init(void) {}
 144 #endif
 145
 146 /******************************************************************************
 147  * Framebuffer
 148  ******************************************************************************/
 149 #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
 150 static struct pxafb_mode_info income_lcd_modes[] = {
 151 {
 152         .pixclock       = 144700,
 153         .xres           = 320,
 154         .yres           = 240,
 155         .bpp            = 32,
 156         .depth          = 18,
 157
 158         .left_margin    = 10,
 159         .right_margin   = 10,
 160         .upper_margin   = 7,
 161         .lower_margin   = 8,
 162
 163         .hsync_len      = 20,
 164         .vsync_len      = 2,
 165
 166         .sync           = FB_SYNC_VERT_HIGH_ACT,
 167 },
 168 };
 169
 170 static struct pxafb_mach_info income_lcd_screen = {
 171         .modes          = income_lcd_modes,
 172         .num_modes      = ARRAY_SIZE(income_lcd_modes),
 173         .lcd_conn       = LCD_COLOR_TFT_18BPP | LCD_PCLK_EDGE_FALL,
 174 };
 175
 176 static void __init income_lcd_init(void)
 177 {
 178         pxa_set_fb_info(NULL, &income_lcd_screen);
 179 }
 180 #else
 181 static inline void income_lcd_init(void) {}
 182 #endif
 183
 184 /******************************************************************************
 185  * Backlight
 186  ******************************************************************************/
 187 #if defined(CONFIG_BACKLIGHT_PWM) || defined(CONFIG_BACKLIGHT_PWM_MODULE)
 188 static struct pwm_lookup income_pwm_lookup[] = {
 189         PWM_LOOKUP("pxa27x-pwm.0", 0, "pwm-backlight.0", NULL, 1000000,
 190                    PWM_POLARITY_NORMAL),
 191 };
 192
 193 static struct platform_pwm_backlight_data income_backlight_data = {
 194         .max_brightness = 0x3ff,
 195         .dft_brightness = 0x1ff,
 196         .enable_gpio    = -1,
 197 };
 198
 199 static struct platform_device income_backlight = {
 200         .name   = "pwm-backlight",
 201         .dev    = {
 202                 .parent         = &pxa27x_device_pwm0.dev,
 203                 .platform_data  = &income_backlight_data,
 204         },
 205 };
 206
 207 static void __init income_pwm_init(void)
 208 {
 209         pwm_add_table(income_pwm_lookup, ARRAY_SIZE(income_pwm_lookup));
 210         platform_device_register(&income_backlight);
 211 }
 212 #else
 213 static inline void income_pwm_init(void) {}
 214 #endif
 215
 216 void __init colibri_pxa270_income_boardinit(void)
 217 {
 218         pxa_set_ffuart_info(NULL);
 219         pxa_set_btuart_info(NULL);
 220         pxa_set_stuart_info(NULL);
 221
 222         income_mmc_init();
 223         income_uhc_init();
 224         income_led_init();
 225         income_i2c_init();
 226         income_lcd_init();
 227         income_pwm_init();
 228 }
 229