path: root/Documentation
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authorMichael Welling <mwelling@ieee.org>2014-07-03 21:26:36 -0500
committerTomi Valkeinen <tomi.valkeinen@ti.com>2014-07-30 14:13:33 +0300
commitd7aa64c32bdcb2c1bc5932b3d2927863ae31ccbc (patch)
tree21e7ef73ea70e319bdf7ad8a1c0ffd338ff6c903 /Documentation
parentd10715be03bd8bad59ddc50236cb140c3bd73c7b (diff)
drivers: video: fbdev: atmel_lcdfb.c: Add ability to inverted backlight PWM.
The code has a variable to change the polarity of the PWM backlight control but it was not being initialized. This patch adds a devicetree entry to set the variable if required. Signed-off-by: Michael Welling <mwelling@ieee.org> Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com> Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Diffstat (limited to 'Documentation')
1 files changed, 1 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/video/atmel,lcdc.txt b/Documentation/devicetree/bindings/video/atmel,lcdc.txt
index 1ec175eddca8..b75af94a5e52 100644
--- a/Documentation/devicetree/bindings/video/atmel,lcdc.txt
+++ b/Documentation/devicetree/bindings/video/atmel,lcdc.txt
@@ -46,6 +46,7 @@ Required properties (as per of_videomode_helper):
Optional properties (as per of_videomode_helper):
- atmel,lcdcon-backlight: enable backlight
+ - atmel,lcdcon-backlight-inverted: invert backlight PWM polarity
- atmel,lcd-wiring-mode: lcd wiring mode "RGB" or "BRG"
- atmel,power-control-gpio: gpio to power on or off the LCD (as many as needed)

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