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drm: panel/sharp: add backlight dependency 

The sharp panel code uses the backlight interface to
find a device, which fails when backlight is disabled:

drivers/built-in.o: In function `sharp_panel_probe':
:(.text+0x5ceac): undefined reference to `of_find_backlight_by_node'

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Dave Airlie <airlied@gmail.com>
This commit is contained in:
Arnd Bergmann 2015-01-28 14:48:05 +01:00 committed by Dave Airlie
parent 865844448c
commit f071b34f3a
1 changed files with 1 additions and 0 deletions
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drivers/gpu/drm/panel/Kconfig
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@ -31,6 +31,7 @@ config DRM_PANEL_SHARP_LQ101R1SX01
tristate "Sharp LQ101R1SX01 panel"
depends on OF
depends on DRM_MIPI_DSI
depends on BACKLIGHT_CLASS_DEVICE
help
Say Y here if you want to enable support for Sharp LQ101R1SX01
TFT-LCD modules. The panel has a 2560x1600 resolution and uses