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 ******************************************************************************/ 51static 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) 98static 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 106static void __init income_mmc_init(void) 107{ 108 pxa_set_mci_info(&income_mci_platform_data); 109} 110#else 111static 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) 118static 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 123static void __init income_uhc_init(void) 124{ 125 pxa_set_ohci_info(&income_ohci_info); 126} 127#else 128static inline void income_uhc_init(void) {} 129#endif 130 131/****************************************************************************** 132 * LED 133 ******************************************************************************/ 134#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE) 135struct 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 150static struct gpio_led_platform_data income_gpio_led_info = { 151 .leds = income_gpio_leds, 152 .num_leds = ARRAY_SIZE(income_gpio_leds), 153}; 154 155static struct platform_device income_leds = { 156 .name = "leds-gpio", 157 .id = -1, 158 .dev = { 159 .platform_data = &income_gpio_led_info, 160 } 161}; 162 163static void __init income_led_init(void) 164{ 165 platform_device_register(&income_leds); 166} 167#else 168static inline void income_led_init(void) {} 169#endif 170 171/****************************************************************************** 172 * I2C 173 ******************************************************************************/ 174#if defined(CONFIG_I2C_PXA) || defined(CONFIG_I2C_PXA_MODULE) 175static 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 183static 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 190static inline void income_i2c_init(void) {} 191#endif 192 193/****************************************************************************** 194 * Framebuffer 195 ******************************************************************************/ 196#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE) 197static 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 217static 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 223static void __init income_lcd_init(void) 224{ 225 set_pxa_fb_info(&income_lcd_screen); 226} 227#else 228static inline void income_lcd_init(void) {} 229#endif 230 231/****************************************************************************** 232 * Backlight 233 ******************************************************************************/ 234#if defined(CONFIG_BACKLIGHT_PWM) || defined(CONFIG_BACKLIGHT_PWM__MODULE) 235static 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 242static 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 250static void __init income_pwm_init(void) 251{ 252 platform_device_register(&income_backlight); 253} 254#else 255static inline void income_pwm_init(void) {} 256#endif 257 258void __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