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/leds.h>
  21 #include <linux/ioport.h>
  22 #include <linux/kernel.h>
  23 #include <linux/platform_device.h>
  24 #include <linux/pwm.h>
  25 #include <linux/pwm_backlight.h>
  26 #include <linux/platform_data/i2c-pxa.h>
  27
  28 #include <asm/irq.h>
  29 #include <asm/mach-types.h>
  30
  31 #include <mach/hardware.h>
  32 #include <linux/platform_data/mmc-pxamci.h>
  33 #include <linux/platform_data/usb-ohci-pxa27x.h>
  34 #include "pxa27x.h"
  35 #include "pxa27x-udc.h"
  36 #include <linux/platform_data/video-pxafb.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  * SD/MMC card controller
  50  ******************************************************************************/
  51 #if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE)
  52 static struct pxamci_platform_data income_mci_platform_data = {
  53         .ocr_mask               = MMC_VDD_32_33 | MMC_VDD_33_34,
  54         .gpio_power             = -1,
  55         .gpio_card_detect       = GPIO0_INCOME_SD_DETECT,
  56         .gpio_card_ro           = GPIO0_INCOME_SD_RO,
  57         .detect_delay_ms        = 200,
  58 };
  59
  60 static void __init income_mmc_init(void)
  61 {
  62         pxa_set_mci_info(&income_mci_platform_data);
  63 }
  64 #else
  65 static inline void income_mmc_init(void) {}
  66 #endif
  67
  68 /******************************************************************************
  69  * USB Host
  70  ******************************************************************************/
  71 #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
  72 static struct pxaohci_platform_data income_ohci_info = {
  73         .port_mode      = PMM_PERPORT_MODE,
  74         .flags          = ENABLE_PORT1 | POWER_CONTROL_LOW | POWER_SENSE_LOW,
  75 };
  76
  77 static void __init income_uhc_init(void)
  78 {
  79         pxa_set_ohci_info(&income_ohci_info);
  80 }
  81 #else
  82 static inline void income_uhc_init(void) {}
  83 #endif
  84
  85 /******************************************************************************
  86  * LED
  87  ******************************************************************************/
  88 #if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
  89 struct gpio_led income_gpio_leds[] = {
  90         {
  91                 .name                   = "income:green:leda",
  92                 .default_trigger        = "none",
  93                 .gpio                   = GPIO54_INCOME_LED_A,
  94                 .active_low             = 1,
  95         },
  96         {
  97                 .name                   = "income:green:ledb",
  98                 .default_trigger        = "none",
  99                 .gpio                   = GPIO55_INCOME_LED_B,
 100                 .active_low             = 1,
 101         }
 102 };
 103
 104 static struct gpio_led_platform_data income_gpio_led_info = {
 105         .leds           = income_gpio_leds,
 106         .num_leds       = ARRAY_SIZE(income_gpio_leds),
 107 };
 108
 109 static struct platform_device income_leds = {
 110         .name   = "leds-gpio",
 111         .id     = -1,
 112         .dev    = {
 113                 .platform_data  = &income_gpio_led_info,
 114         }
 115 };
 116
 117 static void __init income_led_init(void)
 118 {
 119         platform_device_register(&income_leds);
 120 }
 121 #else
 122 static inline void income_led_init(void) {}
 123 #endif
 124
 125 /******************************************************************************
 126  * I2C
 127  ******************************************************************************/
 128 #if defined(CONFIG_I2C_PXA) || defined(CONFIG_I2C_PXA_MODULE)
 129 static struct i2c_board_info __initdata income_i2c_devs[] = {
 130         {
 131                 I2C_BOARD_INFO("ds1340", 0x68),
 132         }, {
 133                 I2C_BOARD_INFO("lm75", 0x4f),
 134         },
 135 };
 136
 137 static void __init income_i2c_init(void)
 138 {
 139         pxa_set_i2c_info(NULL);
 140         pxa27x_set_i2c_power_info(NULL);
 141         i2c_register_board_info(0, ARRAY_AND_SIZE(income_i2c_devs));
 142 }
 143 #else
 144 static inline void income_i2c_init(void) {}
 145 #endif
 146
 147 /******************************************************************************
 148  * Framebuffer
 149  ******************************************************************************/
 150 #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
 151 static struct pxafb_mode_info income_lcd_modes[] = {
 152 {
 153         .pixclock       = 144700,
 154         .xres           = 320,
 155         .yres           = 240,
 156         .bpp            = 32,
 157         .depth          = 18,
 158
 159         .left_margin    = 10,
 160         .right_margin   = 10,
 161         .upper_margin   = 7,
 162         .lower_margin   = 8,
 163
 164         .hsync_len      = 20,
 165         .vsync_len      = 2,
 166
 167         .sync           = FB_SYNC_VERT_HIGH_ACT,
 168 },
 169 };
 170
 171 static struct pxafb_mach_info income_lcd_screen = {
 172         .modes          = income_lcd_modes,
 173         .num_modes      = ARRAY_SIZE(income_lcd_modes),
 174         .lcd_conn       = LCD_COLOR_TFT_18BPP | LCD_PCLK_EDGE_FALL,
 175 };
 176
 177 static void __init income_lcd_init(void)
 178 {
 179         pxa_set_fb_info(NULL, &income_lcd_screen);
 180 }
 181 #else
 182 static inline void income_lcd_init(void) {}
 183 #endif
 184
 185 /******************************************************************************
 186  * Backlight
 187  ******************************************************************************/
 188 #if defined(CONFIG_BACKLIGHT_PWM) || defined(CONFIG_BACKLIGHT_PWM_MODULE)
 189 static struct pwm_lookup income_pwm_lookup[] = {
 190         PWM_LOOKUP("pxa27x-pwm.0", 0, "pwm-backlight.0", NULL, 1000000,
 191                    PWM_POLARITY_NORMAL),
 192 };
 193
 194 static struct platform_pwm_backlight_data income_backlight_data = {
 195         .max_brightness = 0x3ff,
 196         .dft_brightness = 0x1ff,
 197         .enable_gpio    = -1,
 198 };
 199
 200 static struct platform_device income_backlight = {
 201         .name   = "pwm-backlight",
 202         .dev    = {
 203                 .parent         = &pxa27x_device_pwm0.dev,
 204                 .platform_data  = &income_backlight_data,
 205         },
 206 };
 207
 208 static void __init income_pwm_init(void)
 209 {
 210         pwm_add_table(income_pwm_lookup, ARRAY_SIZE(income_pwm_lookup));
 211         platform_device_register(&income_backlight);
 212 }
 213 #else
 214 static inline void income_pwm_init(void) {}
 215 #endif
 216
 217 void __init colibri_pxa270_income_boardinit(void)
 218 {
 219         pxa_set_ffuart_info(NULL);
 220         pxa_set_btuart_info(NULL);
 221         pxa_set_stuart_info(NULL);
 222
 223         income_mmc_init();
 224         income_uhc_init();
 225         income_led_init();
 226         income_i2c_init();
 227         income_lcd_init();
 228         income_pwm_init();
 229 }
 230