Sachin Kamat wrote:
>
> From: Giridhar Maruthy <giridhar.maru...@linaro.org>
>
> This patch adds support for LCD backlight using PWM timer on
> Origen board.
>
> Signed-off-by: Giridhar Maruthy <giridhar.maru...@linaro.org>
> Signed-off-by: Sachin Kamat <sachin.ka...@linaro.org>
> ---
> arch/arm/mach-exynos4/Kconfig | 2 ++
> arch/arm/mach-exynos4/mach-origen.c | 16 ++++++++++++++++
> 2 files changed, 18 insertions(+), 0 deletions(-)
>
> diff --git a/arch/arm/mach-exynos4/Kconfig b/arch/arm/mach-exynos4/Kconfig
> index e6925de..3e9138e 100644
> --- a/arch/arm/mach-exynos4/Kconfig
> +++ b/arch/arm/mach-exynos4/Kconfig
> @@ -230,6 +230,8 @@ config MACH_ORIGEN
> select S3C_DEV_RTC
> select S3C_DEV_WDT
> select S3C_DEV_HSMMC2
> + select SAMSUNG_DEV_BACKLIGHT
> + select SAMSUNG_DEV_PWM
> 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..b871815 100644
> --- a/arch/arm/mach-exynos4/mach-origen.c
> +++ b/arch/arm/mach-exynos4/mach-origen.c
> @@ -14,6 +14,7 @@
> #include <linux/platform_device.h>
> #include <linux/io.h>
> #include <linux/input.h>
> +#include <linux/pwm_backlight.h>
>
> #include <asm/mach/arch.h>
> #include <asm/mach-types.h>
> @@ -24,6 +25,8 @@
> #include <plat/devs.h>
> #include <plat/sdhci.h>
> #include <plat/iic.h>
> +#include <plat/gpio-cfg.h>
> +#include <plat/backlight.h>
>
> #include <mach/map.h>
>
> @@ -85,6 +88,17 @@ static struct platform_device *origen_devices[]
__initdata =
> {
> &s3c_device_wdt,
> };
>
> +/* LCD Backlight data */
> +static struct samsung_bl_gpio_info origen_bl_gpio_info = {
> + .no = EXYNOS4_GPD0(0),
> + .func = S3C_GPIO_SFN(2),
> +};
> +
> +static struct platform_pwm_backlight_data origen_bl_data = {
> + .pwm_id = 0,
> + .pwm_period_ns = 1000,
> +};
> +
> static void __init origen_map_io(void)
> {
> s5p_init_io(NULL, 0, S5P_VA_CHIPID);
> @@ -96,6 +110,8 @@ static void __init origen_machine_init(void)
> {
> s3c_sdhci2_set_platdata(&origen_hsmmc2_pdata);
> platform_add_devices(origen_devices, ARRAY_SIZE(origen_devices));
> +
> + samsung_bl_set(&origen_bl_gpio_info, &origen_bl_data);
> }
>
> MACHINE_START(ORIGEN, "ORIGEN")
> --
> 1.7.4.1
OK, will apply.
Thanks.
Best regards,
Kgene.
--
Kukjin Kim <kgene....@samsung.com>, Senior Engineer,
SW Solution Development Team, Samsung Electronics Co., Ltd.
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