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    SubjectRe: [PATCH 09/13] video/backlight: LP8788 needs PWM
    On Thu, Apr 24, 2014 at 5:28 AM, Peter Griffin <peter.griffin@linaro.org> wrote:
    > The LP8788 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.
    >
    > Based on Arnd Bergmann patch but split out into seperate
    > commits per driver based on feedback.
    >
    > Signed-off-by: Arnd Bergmann <arnd@arndb.de>
    > Signed-off-by: Peter Griffin <peter.griffin@linaro.org>
    > Cc: Milo Kim <milo.kim@ti.com>
    > Cc: Jingoo Han <jg1.han@samsung.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 4791af7..ac6bc28 100644
    > --- a/drivers/video/backlight/Kconfig
    > +++ b/drivers/video/backlight/Kconfig
    > @@ -393,7 +393,7 @@ config BACKLIGHT_LP855X
    >
    > config BACKLIGHT_LP8788
    > tristate "Backlight driver for TI LP8788 MFD"
    > - depends on BACKLIGHT_CLASS_DEVICE && MFD_LP8788
    > + depends on BACKLIGHT_CLASS_DEVICE && MFD_LP8788 && PWM

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

    > help
    > This supports TI LP8788 backlight driver.
    >
    > --
    > 1.7.9.5
    >


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