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Commit 8415d5c4 authored by Marek Szyprowski's avatar Marek Szyprowski Committed by Kukjin Kim
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ARM: S5PV210: Add support for S6E63M0 LCD controller on GONI board 



Add required platform definitions for S6E63M0 LCD controller on Samsung
Goni board.

Signed-off-by: default avatarMarek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: default avatarKyungmin Park <kyungmin.park@samsung.com>
[kgene.kim@samsung.com: minor title fixes]
[kgene.kim@samsung.com: fix build error]
Signed-off-by: default avatarKukjin Kim <kgene.kim@samsung.com>
parent ea31fd43

arch/arm/mach-s5pv210/mach-goni.c

+66 −0
Original line number Diff line number Diff line
@@ -17,6 +17,9 @@ 
#include <linux/i2c-gpio.h>

#include <linux/mfd/max8998.h>

#include <linux/regulator/fixed.h>

#include <linux/spi/spi.h>

#include <linux/spi/spi_gpio.h>

#include <linux/lcd.h>

#include <linux/gpio_keys.h>

#include <linux/input.h>

#include <linux/gpio.h>
@@ -113,6 +116,65 @@ static struct s3c_fb_platdata goni_lcd_pdata __initdata = { 
	.setup_gpio	= s5pv210_fb_gpio_setup_24bpp,

};



static int lcd_power_on(struct lcd_device *ld, int enable)

{

	return 1;

}



static int reset_lcd(struct lcd_device *ld)

{

	static unsigned int first = 1;

	int reset_gpio = -1;



	reset_gpio = S5PV210_MP05(5);



	if (first) {

		gpio_request(reset_gpio, "MLCD_RST");

		first = 0;

	}



	gpio_direction_output(reset_gpio, 1);

	return 1;

}



static struct lcd_platform_data goni_lcd_platform_data = {

	.reset			= reset_lcd,

	.power_on		= lcd_power_on,

	.lcd_enabled		= 0,

	.reset_delay		= 120,	/* 120ms */

	.power_on_delay		= 25,	/* 25ms */

	.power_off_delay	= 200,	/* 200ms */

};



#define LCD_BUS_NUM	3

static struct spi_board_info spi_board_info[] __initdata = {

	{

		.modalias	= "s6e63m0",

		.platform_data	= &goni_lcd_platform_data,

		.max_speed_hz	= 1200000,

		.bus_num	= LCD_BUS_NUM,

		.chip_select	= 0,

		.mode		= SPI_MODE_3,

		.controller_data = (void *)S5PV210_MP01(1), /* DISPLAY_CS */

	},

};



static struct spi_gpio_platform_data lcd_spi_gpio_data = {

	.sck	= S5PV210_MP04(1), /* DISPLAY_CLK */

	.mosi	= S5PV210_MP04(3), /* DISPLAY_SI */

	.miso	= SPI_GPIO_NO_MISO,

	.num_chipselect	= 1,

};



static struct platform_device goni_spi_gpio = {

	.name	= "spi_gpio",

	.id	= LCD_BUS_NUM,

	.dev	= {

		.parent		= &s3c_device_fb.dev,

		.platform_data	= &lcd_spi_gpio_data,

	},

};



/* KEYPAD */

static uint32_t keymap[] __initdata = {

	/* KEY(row, col, keycode) */
@@ -513,6 +575,7 @@ static void goni_setup_sdhci(void) 
static struct platform_device *goni_devices[] __initdata = {

	&s3c_device_fb,

	&s5p_device_onenand,

	&goni_spi_gpio,

	&goni_i2c_gpio_pmic,

	&mmc2_fixed_voltage,

	&goni_device_gpiokeys,
@@ -545,6 +608,9 @@ static void __init goni_machine_init(void) 
	/* FB */

	s3c_fb_set_platdata(&goni_lcd_pdata);



	/* SPI */

	spi_register_board_info(spi_board_info, ARRAY_SIZE(spi_board_info));



	/* KEYPAD */

	samsung_keypad_set_platdata(&keypad_data);