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SubjectRe: [PATCH 12/13] video/backlight: LP855X needs PWM
On Thu, Apr 24, 2014 at 5:28 AM, Peter Griffin <peter.griffin@linaro.org> wrote:
> From: Arnd Bergmann <arnd@arndb.de>
>
> The LP855X driver cannot be successfully built if we don't
> enable the PWM subsystem. This patch makes that dependency
> explicit in Kconfig and prevents broken randconfig builds.
>
> Signed-off-by: Arnd Bergmann <arnd@arndb.de>
> Signed-off-by: Peter Griffin <peter.griffin@linaro.org>
> Cc: Jingoo Han <jg1.han@samsung.com>
> Cc: Milo Kim <milo.kim@ti.com>
> Cc: Bryan Wu <cooloney@gmail.com>
> Cc: Lee Jones <lee.jones@linaro.org>
> Cc: Jean-Christophe Plagniol-Villard <plagnioj@jcrosoft.com>
> Cc: Tomi Valkeinen <tomi.valkeinen@ti.com>
> Cc: linux-fbdev@vger.kernel.org
> ---
> drivers/video/backlight/Kconfig | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/video/backlight/Kconfig b/drivers/video/backlight/Kconfig
> index 5675511..5d44905 100644
> --- a/drivers/video/backlight/Kconfig
> +++ b/drivers/video/backlight/Kconfig
> @@ -386,7 +386,7 @@ config BACKLIGHT_LM3639
>
> config BACKLIGHT_LP855X
> tristate "Backlight driver for TI LP855X"
> - depends on BACKLIGHT_CLASS_DEVICE && I2C
> + depends on BACKLIGHT_CLASS_DEVICE && I2C && PWM

Looks good to me,
Acked-by: Bryan Wu <cooloney@gmail.com>

> help
> This supports TI LP8550, LP8551, LP8552, LP8553, LP8555, LP8556 and
> LP8557 backlight driver.
> --
> 1.7.9.5
>


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