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video: exynos_fb: configure backlight GPIOs if specified in DT

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Add support to configure PWM_OUT(PWM output) GPIO and
BL_EN(backlight enable) GPIO, if provided in FIMD DT node.

Signed-off-by: Ajay Kumar <ajaykumar.rs@samsung.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Tested-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
This commit is contained in:
Ajay Kumar
2015-03-04 19:05:26 +05:30
committed by Minkyu Kang
parent 6102560891
commit 9018efa7e2
2 changed files with 23 additions and 0 deletions
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2
doc/device-tree-bindings/video/exynos-fb.txt
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@@ -61,6 +61,8 @@ Board(panel specific):
disabled with compatible string
"samsung,sysmmu-v3.3", with a "reg" property
holding the register address of FIMD sysmmu.
samsung,pwm-out-gpio: PWM output GPIO.
samsung,bl-en-gpio: backlight enable GPIO.
Example:
SOC specific part: