ORIGEN board is fitted with 7" LCD panel HV070WSA. The pixel resolution of the LCD panel is 1024x600.
Signed-off-by: Tushar Behera tushar.behera@linaro.org --- The original patch-mail bounced back from linux-samsung-soc@vger.kernel.org, hence resending the patch again.
The patch is rebased on [1]. For proper working of LCD on ORIGEN, following patches are needed. These patches are already submitted to the mailing list.
a. ARM: EXYNOS4: Add PWM backlight support on Origen Author: Giridhar Maruthy b. ARM: EXYNOS4: Configure MAX8997 PMIC for Origen Author: Inderpal Singh
[1] git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung.git
arch/arm/mach-exynos4/Kconfig | 2 + arch/arm/mach-exynos4/mach-origen.c | 50 +++++++++++++++++++++++++++++++++++ 2 files changed, 52 insertions(+), 0 deletions(-)
diff --git a/arch/arm/mach-exynos4/Kconfig b/arch/arm/mach-exynos4/Kconfig index 48f18f7..8656f49 100644 --- a/arch/arm/mach-exynos4/Kconfig +++ b/arch/arm/mach-exynos4/Kconfig @@ -222,6 +222,8 @@ config MACH_ORIGEN select S3C_DEV_RTC select S3C_DEV_WDT select S3C_DEV_HSMMC2 + select S5P_DEV_FIMD0 + select EXYNOS4_SETUP_FIMD0 select EXYNOS4_SETUP_SDHCI help Machine support for ORIGEN based on Samsung EXYNOS4210 diff --git a/arch/arm/mach-exynos4/mach-origen.c b/arch/arm/mach-exynos4/mach-origen.c index ed59f86..f2cea78 100644 --- a/arch/arm/mach-exynos4/mach-origen.c +++ b/arch/arm/mach-exynos4/mach-origen.c @@ -14,16 +14,21 @@ #include <linux/platform_device.h> #include <linux/io.h> #include <linux/input.h> +#include <linux/lcd.h> + +#include <video/platform_lcd.h>
#include <asm/mach/arch.h> #include <asm/mach-types.h>
#include <plat/regs-serial.h> +#include <plat/regs-fb-v4.h> #include <plat/exynos4.h> #include <plat/cpu.h> #include <plat/devs.h> #include <plat/sdhci.h> #include <plat/iic.h> +#include <plat/fb.h>
#include <mach/map.h>
@@ -79,10 +84,54 @@ static struct s3c_sdhci_platdata origen_hsmmc2_pdata __initdata = { .clk_type = S3C_SDHCI_CLK_DIV_EXTERNAL, };
+static void lcd_hv070wsa_set_power(struct plat_lcd_data *pd, unsigned int power) +{ + int gpio = EXYNOS4_GPE3(4); + + gpio_request(gpio, "GPE3_4"); + gpio_direction_output(gpio, power); + gpio_free(gpio); +} + +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, + .refresh = 60, + }, + .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_hsmmc2, &s3c_device_rtc, &s3c_device_wdt, + &s5p_device_fimd0, + &origen_lcd_hv070wsa, };
static void __init origen_map_io(void) @@ -95,6 +144,7 @@ static void __init origen_map_io(void) static void __init origen_machine_init(void) { s3c_sdhci2_set_platdata(&origen_hsmmc2_pdata); + s5p_fimd0_set_platdata(&origen_lcd_pdata); platform_add_devices(origen_devices, ARRAY_SIZE(origen_devices)); }