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Diffstat (limited to 'board/sunxi')
| -rw-r--r-- | board/sunxi/Kconfig | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/board/sunxi/Kconfig b/board/sunxi/Kconfig index 4b31dcc..adbd2b5 100644 --- a/board/sunxi/Kconfig +++ b/board/sunxi/Kconfig @@ -185,6 +185,16 @@ config VIDEO_VGA_VIA_LCD LCD interface driving a VGA connector, such as found on the Olimex A13 boards. +config VIDEO_VGA_VIA_LCD_FORCE_SYNC_ACTIVE_HIGH + boolean "Force sync active high for VGA via LCD controller support" + depends on VIDEO_VGA_VIA_LCD + default n + ---help--- + Say Y here if you've a board which uses opendrain drivers for the vga + hsync and vsync signals. Opendrain drivers cannot generate steep enough + positive edges for a stable video output, so on boards with opendrain + drivers the sync signals must always be active high. + config VIDEO_VGA_EXTERNAL_DAC_EN string "LCD panel power enable pin" depends on VIDEO_VGA_VIA_LCD |