Enable the pwm-backlight driver that is used to light up the display on
many Tegra boards.

Signed-off-by: Thierry Reding <[email protected]>
---
 arch/arm/configs/tegra_defconfig | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/arch/arm/configs/tegra_defconfig b/arch/arm/configs/tegra_defconfig
index 39107b1..4e910ec 100644
--- a/arch/arm/configs/tegra_defconfig
+++ b/arch/arm/configs/tegra_defconfig
@@ -143,6 +143,11 @@ CONFIG_MEDIA_SUPPORT=y
 CONFIG_MEDIA_CAMERA_SUPPORT=y
 CONFIG_MEDIA_USB_SUPPORT=y
 CONFIG_USB_VIDEO_CLASS=m
+CONFIG_BACKLIGHT_LCD_SUPPORT=y
+# CONFIG_LCD_CLASS_DEVICE is not set
+CONFIG_BACKLIGHT_CLASS_DEVICE=y
+# CONFIG_BACKLIGHT_GENERIC is not set
+CONFIG_BACKLIGHT_PWM=y
 CONFIG_SOUND=y
 CONFIG_SND=y
 # CONFIG_SND_SUPPORT_OLD_API is not set
-- 
1.8.0

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