backlight: Add support for the Avionic Design Xanthos backlight device.

This patch adds support for the backlight device found on Avionic Design
Xanthos-based boards.

Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de>
Signed-off-by: Richard Purdie <rpurdie@linux.intel.com>

1 files changed, 8 insertions, 0 deletions

diff --git a/drivers/video/backlight/Kconfig b/drivers/video/backlight/Kconfig
index c0d4a536ea8..22a49944d98 100644
--- a/drivers/video/backlight/Kconfig
+++ b/drivers/video/backlight/Kconfig
@@ -243,3 +243,11 @@ config BACKLIGHT_WM831X
         help
           If you have a backlight driven by the ISINK and DCDC of a
           WM831x PMIC say y to enable the backlight driver for it.
+
+config BACKLIGHT_ADX
+        tristate "Avionic Design Xanthos Backlight Driver"
+        depends on BACKLIGHT_CLASS_DEVICE && ARCH_PXA_ADX
+        default y
+        help
+          Say Y to enable the backlight driver on Avionic Design Xanthos-based
+          boards.