diff options
| author | Mark Yao <mark.yao@rock-chips.com> | 2015-01-22 11:15:02 +0800 |
|---|---|---|
| committer | Mark Yao <mark.yao@rock-chips.com> | 2015-03-16 13:48:15 +0800 |
| commit | 44ddb7ef38ae720849cf81e71c370e55071b05a7 (patch) | |
| tree | b7b9d675a44eacfe8487deec7ead06e6e856f958 /Kbuild | |
| parent | f76c83b580043d55b2899719da61fe000839812d (diff) | |
drm/rockchip: vop: fix vop vsync/hsync polarity
Vop set wrong vsync/hsync polarity, it may cause some
display problem. known problem is that caused HDMI hdcp
authenticate failed, caused pixel offset with hdmi display.
the polarity description at RK3288 TRM doc:
dsp_vsync_pol
VSYNC polarity
1'b0 : negative
1'b1 : positive
dsp_hsync_pol
HSYNC polarity
1'b0 : negative
1'b1 : positive
Signed-off-by: Mark Yao <mark.yao@rock-chips.com>
Reviewed-by: Daniel Kurtz <djkurtz@chromium.org>
Tested-by: Caesar Wang <wxt@rock-chips.com>
Tested-by: Heiko Stuebner <heiko@sntech.de>
Diffstat (limited to 'Kbuild')
0 files changed, 0 insertions, 0 deletions