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authorHans de Goede <hdegoede@redhat.com>2015-01-22 21:02:42 +0100
committerHans de Goede <hdegoede@redhat.com>2015-01-23 15:15:02 +0100
commita7403ae84d15096330d6b08b11b1a4b03da38abf (patch)
tree202151d1845601f2e482164f712cbeec98368ec0 /board/sunxi
parentc17fb11c56629e3e293db81600d0bf7926f221ee (diff)
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sunxi: video: Make pwm polarity configurable
It turns out that there are some panels where the pwm input is not active low, so make it configurable. Signed-off-by: Hans de Goede <hdegoede@redhat.com> Acked-by: Ian Campbell <ijc@hellion.org.uk>
Diffstat (limited to 'board/sunxi')
-rw-r--r--board/sunxi/Kconfig7
1 files changed, 7 insertions, 0 deletions
diff --git a/board/sunxi/Kconfig b/board/sunxi/Kconfig
index 0e3c207..738b55e 100644
--- a/board/sunxi/Kconfig
+++ b/board/sunxi/Kconfig
@@ -319,6 +319,13 @@ config VIDEO_LCD_BL_PWM
Set the backlight pwm pin for the LCD panel. This takes a string in the
format understood by sunxi_name_to_gpio, e.g. PH1 for pin 1 of port H.
+config VIDEO_LCD_BL_PWM_ACTIVE_LOW
+ bool "LCD panel backlight pwm is inverted"
+ depends on VIDEO
+ default y
+ ---help---
+ Set this if the backlight pwm output is active low.
+
# Note only one of these may be selected at a time! But hidden choices are
# not supported by Kconfig