Commit 9421a76d authored by Tushar Behera's avatar Tushar Behera Committed by Kukjin Kim
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ARM: EXYNOS4: Add machine support for 7" LCD on ORIGEN 



ORIGEN board is fitted with 7" LCD panel HV070WSA. The pixel
resolution of the LCD panel is 1024x600.

Also power domain device for LCD0 is registered.

Signed-off-by: default avatarTushar Behera <tushar.behera@linaro.org>
Signed-off-by: default avatarKukjin Kim <kgene.kim@samsung.com>
parent 6e01280f

arch/arm/mach-exynos4/Kconfig

+4 −1
Original line number Diff line number Diff line
@@ -229,11 +229,14 @@ config MACH_ORIGEN 
	select S5P_DEV_FIMC1

	select S5P_DEV_FIMC2

	select S5P_DEV_FIMC3

	select S5P_DEV_FIMD0

	select S5P_DEV_I2C_HDMIPHY

	select S5P_DEV_USB_EHCI

	select S5P_DEV_TV

	select S5P_DEV_USB_EHCI

	select EXYNOS4_DEV_PD

	select SAMSUNG_DEV_BACKLIGHT

	select SAMSUNG_DEV_PWM

	select EXYNOS4_SETUP_FIMD0

	select EXYNOS4_SETUP_SDHCI

	select EXYNOS4_SETUP_USB_PHY

	help

arch/arm/mach-exynos4/mach-origen.c

+62 −1
Original line number Diff line number Diff line
@@ -19,11 +19,15 @@ 
#include <linux/i2c.h>

#include <linux/regulator/machine.h>

#include <linux/mfd/max8997.h>

#include <linux/lcd.h>



#include <asm/mach/arch.h>

#include <asm/mach-types.h>



#include <video/platform_lcd.h>



#include <plat/regs-serial.h>

#include <plat/regs-fb-v4.h>

#include <plat/exynos4.h>

#include <plat/cpu.h>

#include <plat/devs.h>
@@ -33,6 +37,8 @@ 
#include <plat/clock.h>

#include <plat/gpio-cfg.h>

#include <plat/backlight.h>

#include <plat/pd.h>

#include <plat/fb.h>



#include <mach/map.h>
@@ -529,10 +535,59 @@ static struct platform_device origen_device_gpiokeys = { 
	},

};



static void lcd_hv070wsa_set_power(struct plat_lcd_data *pd, unsigned int power)

{

	int ret;



	if (power)

		ret = gpio_request_one(EXYNOS4_GPE3(4),

					GPIOF_OUT_INIT_HIGH, "GPE3_4");

	else

		ret = gpio_request_one(EXYNOS4_GPE3(4),

					GPIOF_OUT_INIT_LOW, "GPE3_4");



	gpio_free(EXYNOS4_GPE3(4));



	if (ret)

		pr_err("failed to request gpio for LCD power: %d\n", ret);

}



static struct plat_lcd_data origen_lcd_hv070wsa_data = {

	.set_power = lcd_hv070wsa_set_power,

};



static struct platform_device origen_lcd_hv070wsa = {

	.name			= "platform-lcd",

	.dev.parent		= &s5p_device_fimd0.dev,

	.dev.platform_data	= &origen_lcd_hv070wsa_data,

};



static struct s3c_fb_pd_win origen_fb_win0 = {

	.win_mode = {

		.left_margin	= 64,

		.right_margin	= 16,

		.upper_margin	= 64,

		.lower_margin	= 16,

		.hsync_len	= 48,

		.vsync_len	= 3,

		.xres		= 1024,

		.yres		= 600,

	},

	.max_bpp		= 32,

	.default_bpp		= 24,

};



static struct s3c_fb_platdata origen_lcd_pdata __initdata = {

	.win[0]		= &origen_fb_win0,

	.vidcon0	= VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,

	.vidcon1	= VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC,

	.setup_gpio	= exynos4_fimd0_gpio_setup_24bpp,

};



static struct platform_device *origen_devices[] __initdata = {

	&s3c_device_i2c0,

	&s3c_device_hsmmc2,

	&s3c_device_hsmmc0,

	&s3c_device_i2c0,

	&s3c_device_rtc,

	&s3c_device_wdt,

	&s5p_device_ehci,
@@ -540,10 +595,13 @@ static struct platform_device *origen_devices[] __initdata = { 
	&s5p_device_fimc1,

	&s5p_device_fimc2,

	&s5p_device_fimc3,

	&s5p_device_fimd0,

	&s5p_device_hdmi,

	&s5p_device_i2c_hdmiphy,

	&s5p_device_mixer,

	&exynos4_device_pd[PD_LCD0],

	&origen_device_gpiokeys,

	&origen_lcd_hv070wsa,

};



/* LCD Backlight data */
@@ -590,7 +648,10 @@ static void __init origen_machine_init(void) 


	s5p_i2c_hdmiphy_set_platdata(NULL);



	s5p_fimd0_set_platdata(&origen_lcd_pdata);



	platform_add_devices(origen_devices, ARRAY_SIZE(origen_devices));

	s5p_device_fimd0.dev.parent = &exynos4_device_pd[PD_LCD0].dev;



	samsung_bl_set(&origen_bl_gpio_info, &origen_bl_data);

}