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authorArnd Bergmann <arnd@arndb.de>2014-04-24 16:28:28 +0400
committerLee Jones <lee.jones@linaro.org>2014-04-28 14:21:25 +0400
commit91a57dc1345c524f349aa6a0ec24b1b2ba9b0904 (patch)
tree151c6602d29f2ec98d807cd179e5d660722afc2b /drivers/video/backlight/Kconfig
parente6162f3ece4a3e60adb732a6b842a22cb76bc6da (diff)
downloadlinux-91a57dc1345c524f349aa6a0ec24b1b2ba9b0904.tar.xz
video/backlight: LP855X needs PWM
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> Acked-by: Jingoo Han <jg1.han@samsung.com> Acked-by: Bryan Wu <cooloney@gmail.com> Acked-by: Milo Kim <milo.kim@ti.com> Signed-off-by: Lee Jones <lee.jones@linaro.org>
Diffstat (limited to 'drivers/video/backlight/Kconfig')
-rw-r--r--drivers/video/backlight/Kconfig2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/video/backlight/Kconfig b/drivers/video/backlight/Kconfig
index 88f95581f1ad..3e393026dc81 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
help
This supports TI LP8550, LP8551, LP8552, LP8553, LP8555, LP8556 and
LP8557 backlight driver.