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| author | Chen-Yu Tsai <wens@csie.org> | 2015-01-12 18:02:11 +0800 |
|---|---|---|
| committer | Hans de Goede <hdegoede@redhat.com> | 2015-01-14 14:56:40 +0100 |
| commit | 507e27dfc9d6e1d196925dfd32409661cade45c0 (patch) | |
| tree | 810835d8e46544caceaf44e745259cab4540a9f0 /board/sunxi | |
| parent | 2583d5b192fd31449abc74d239c149e02396926b (diff) | |
| download | u-boot-imx-507e27dfc9d6e1d196925dfd32409661cade45c0.zip u-boot-imx-507e27dfc9d6e1d196925dfd32409661cade45c0.tar.gz u-boot-imx-507e27dfc9d6e1d196925dfd32409661cade45c0.tar.bz2 | |
sunxi: video: Add support for external DAC enable pin
The external DAC for VGA output might have either a power or reset
control pin that needs to be pulled up, as is the case on the
Hummingbird A31.
Signed-off-by: Chen-Yu Tsai <wens@csie.org>
Acked-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Diffstat (limited to 'board/sunxi')
| -rw-r--r-- | board/sunxi/Kconfig | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/board/sunxi/Kconfig b/board/sunxi/Kconfig index 5822b41..c5105bb 100644 --- a/board/sunxi/Kconfig +++ b/board/sunxi/Kconfig @@ -314,6 +314,14 @@ config VIDEO_VGA_VIA_LCD LCD interface driving a VGA connector, such as found on the Olimex A13 boards. +config VIDEO_VGA_EXTERNAL_DAC_EN + string "LCD panel power enable pin" + depends on VIDEO_VGA_VIA_LCD + default "" + ---help--- + Set the enable pin for the external VGA DAC. 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_MODE string "LCD panel timing details" depends on VIDEO |