mirror of https://gitee.com/openkylin/linux.git
273 lines
6.5 KiB
C
273 lines
6.5 KiB
C
/*
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* linux/arch/arm/mach-pxa/income.c
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*
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* Support for Income s.r.o. SH-Dmaster PXA270 SBC
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*
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* Copyright (C) 2010
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* Marek Vasut <marek.vasut@gmail.com>
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* Pavel Revak <palo@bielyvlk.sk>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <linux/bitops.h>
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#include <linux/delay.h>
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#include <linux/gpio.h>
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#include <linux/init.h>
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#include <linux/interrupt.h>
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#include <linux/ioport.h>
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#include <linux/kernel.h>
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#include <linux/platform_device.h>
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#include <linux/pwm_backlight.h>
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#include <linux/sysdev.h>
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#include <asm/irq.h>
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#include <asm/mach-types.h>
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#include <mach/hardware.h>
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#include <mach/mmc.h>
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#include <mach/ohci.h>
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#include <mach/pxa27x.h>
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#include <mach/pxa27x-udc.h>
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#include <mach/pxafb.h>
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#include <plat/i2c.h>
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#include "devices.h"
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#include "generic.h"
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#define GPIO114_INCOME_ETH_IRQ (114)
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#define GPIO0_INCOME_SD_DETECT (0)
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#define GPIO0_INCOME_SD_RO (1)
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#define GPIO54_INCOME_LED_A (54)
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#define GPIO55_INCOME_LED_B (55)
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#define GPIO113_INCOME_TS_IRQ (113)
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/******************************************************************************
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* Pin configuration
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******************************************************************************/
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static mfp_cfg_t income_pin_config[] __initdata = {
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/* MMC */
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GPIO32_MMC_CLK,
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GPIO92_MMC_DAT_0,
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GPIO109_MMC_DAT_1,
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GPIO110_MMC_DAT_2,
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GPIO111_MMC_DAT_3,
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GPIO112_MMC_CMD,
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GPIO0_GPIO, /* SD detect */
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GPIO1_GPIO, /* SD read-only */
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/* FFUART */
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GPIO39_FFUART_TXD,
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GPIO34_FFUART_RXD,
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/* BFUART */
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GPIO42_BTUART_RXD,
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GPIO43_BTUART_TXD,
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GPIO45_BTUART_RTS,
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/* STUART */
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GPIO46_STUART_RXD,
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GPIO47_STUART_TXD,
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/* UHC */
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GPIO88_USBH1_PWR,
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GPIO89_USBH1_PEN,
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/* LCD */
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GPIOxx_LCD_TFT_16BPP,
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/* PWM */
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GPIO16_PWM0_OUT,
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/* I2C */
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GPIO117_I2C_SCL,
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GPIO118_I2C_SDA,
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/* LED */
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GPIO54_GPIO, /* LED A */
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GPIO55_GPIO, /* LED B */
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};
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/******************************************************************************
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* SD/MMC card controller
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******************************************************************************/
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#if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE)
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static struct pxamci_platform_data income_mci_platform_data = {
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.ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34,
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.gpio_power = -1,
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.gpio_card_detect = GPIO0_INCOME_SD_DETECT,
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.gpio_card_ro = GPIO0_INCOME_SD_RO,
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.detect_delay_ms = 200,
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};
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static void __init income_mmc_init(void)
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{
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pxa_set_mci_info(&income_mci_platform_data);
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}
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#else
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static inline void income_mmc_init(void) {}
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#endif
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/******************************************************************************
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* USB Host
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******************************************************************************/
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#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
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static struct pxaohci_platform_data income_ohci_info = {
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.port_mode = PMM_PERPORT_MODE,
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.flags = ENABLE_PORT1 | POWER_CONTROL_LOW | POWER_SENSE_LOW,
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};
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static void __init income_uhc_init(void)
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{
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pxa_set_ohci_info(&income_ohci_info);
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}
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#else
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static inline void income_uhc_init(void) {}
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#endif
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/******************************************************************************
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* LED
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******************************************************************************/
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#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
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struct gpio_led income_gpio_leds[] = {
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{
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.name = "income:green:leda",
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.default_trigger = "none",
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.gpio = GPIO54_INCOME_LED_A,
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.active_low = 1,
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},
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{
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.name = "income:green:ledb",
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.default_trigger = "none",
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.gpio = GPIO55_INCOME_LED_B,
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.active_low = 1,
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}
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};
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static struct gpio_led_platform_data income_gpio_led_info = {
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.leds = income_gpio_leds,
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.num_leds = ARRAY_SIZE(income_gpio_leds),
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};
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static struct platform_device income_leds = {
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.name = "leds-gpio",
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.id = -1,
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.dev = {
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.platform_data = &income_gpio_led_info,
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}
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};
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static void __init income_led_init(void)
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{
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platform_device_register(&income_leds);
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}
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#else
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static inline void income_led_init(void) {}
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#endif
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/******************************************************************************
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* I2C
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******************************************************************************/
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#if defined(CONFIG_I2C_PXA) || defined(CONFIG_I2C_PXA_MODULE)
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static struct i2c_board_info __initdata income_i2c_devs[] = {
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{
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I2C_BOARD_INFO("ds1340", 0x68),
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}, {
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I2C_BOARD_INFO("lm75", 0x4f),
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},
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};
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static void __init income_i2c_init(void)
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{
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pxa_set_i2c_info(NULL);
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pxa27x_set_i2c_power_info(NULL);
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i2c_register_board_info(0, ARRAY_AND_SIZE(income_i2c_devs));
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}
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#else
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static inline void income_i2c_init(void) {}
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#endif
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/******************************************************************************
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* Framebuffer
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******************************************************************************/
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#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
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static struct pxafb_mode_info income_lcd_modes[] = {
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{
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.pixclock = 144700,
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.xres = 320,
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.yres = 240,
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.bpp = 32,
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.depth = 18,
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.left_margin = 10,
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.right_margin = 10,
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.upper_margin = 7,
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.lower_margin = 8,
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.hsync_len = 20,
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.vsync_len = 2,
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.sync = FB_SYNC_VERT_HIGH_ACT,
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},
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};
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static struct pxafb_mach_info income_lcd_screen = {
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.modes = income_lcd_modes,
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.num_modes = ARRAY_SIZE(income_lcd_modes),
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.lcd_conn = LCD_COLOR_TFT_18BPP | LCD_PCLK_EDGE_FALL,
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};
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static void __init income_lcd_init(void)
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{
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set_pxa_fb_info(&income_lcd_screen);
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}
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#else
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static inline void income_lcd_init(void) {}
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#endif
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/******************************************************************************
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* Backlight
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******************************************************************************/
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#if defined(CONFIG_BACKLIGHT_PWM) || defined(CONFIG_BACKLIGHT_PWM__MODULE)
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static struct platform_pwm_backlight_data income_backlight_data = {
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.pwm_id = 0,
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.max_brightness = 0x3ff,
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.dft_brightness = 0x1ff,
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.pwm_period_ns = 1000000,
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};
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static struct platform_device income_backlight = {
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.name = "pwm-backlight",
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.dev = {
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.parent = &pxa27x_device_pwm0.dev,
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.platform_data = &income_backlight_data,
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},
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};
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static void __init income_pwm_init(void)
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{
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platform_device_register(&income_backlight);
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}
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#else
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static inline void income_pwm_init(void) {}
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#endif
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void __init colibri_pxa270_income_boardinit(void)
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{
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pxa2xx_mfp_config(ARRAY_AND_SIZE(income_pin_config));
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pxa_set_ffuart_info(NULL);
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pxa_set_btuart_info(NULL);
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pxa_set_stuart_info(NULL);
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income_mmc_init();
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income_uhc_init();
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income_led_init();
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income_i2c_init();
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income_lcd_init();
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income_pwm_init();
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}
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