ARM: davinci_all_defconfig: enable LCDC DRM driver

With the device tree changes for tilcdc in place, we can now enable
the driver by default in the davinci_all defconfig file.

Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>

arch/arm/configs/davinci_all_defconfig

@@ -123,6 +123,8 @@ CONFIG_TPS6507X=y
 CONFIG_REGULATOR=y
 CONFIG_REGULATOR_FIXED_VOLTAGE=y
 CONFIG_REGULATOR_TPS6507X=y
+CONFIG_DRM=m
+CONFIG_DRM_TILCDC=m
 CONFIG_FB=y
 CONFIG_FIRMWARE_EDID=y
 CONFIG_FB_DA8XX=y