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| author |   Yakir Yang <ykk@rock-chips.com> | 2016-02-15 19:11:15 +0800 |
|---|---|---|
| committer | Yakir Yang <ykk@rock-chips.com> | 2016-04-05 10:13:07 +0800 |
| commit | 5cff007c58b7103a7d6bb203a74eb3eb416c10e0 (patch) | |
| tree | 87449e8a7ab7125949f8cc07defb17ced9965f06 /Documentation/devicetree/bindings/display/rockchip | |
| parent | drm: bridge: analogix/dp: add max link rate and lane count limit for RK3288 (diff) | |
| download | wireguard-linux-5cff007c58b7103a7d6bb203a74eb3eb416c10e0.tar.xz wireguard-linux-5cff007c58b7103a7d6bb203a74eb3eb416c10e0.zip | |
drm: bridge: analogix/dp: try force hpd after plug in lookup failed
Some edp screen do not have hpd signal, so we can't just return
failed when hpd plug in detect failed.
This is an hardware property, so we need add a devicetree property
"analogix,need-force-hpd" to indicate this sutiation.
Acked-by: Rob Herring <robh@kernel.org>
Tested-by: Caesar Wang <wxt@rock-chips.com>
Tested-by: Douglas Anderson <dianders@chromium.org>
Tested-by: Heiko Stuebner <heiko@sntech.de>
Tested-by: Javier Martinez Canillas <javier@osg.samsung.com>
Signed-off-by: Yakir Yang <ykk@rock-chips.com>
Diffstat (limited to 'Documentation/devicetree/bindings/display/rockchip')
| -rw-r--r-- | Documentation/devicetree/bindings/display/rockchip/analogix_dp-rockchip.txt | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/display/rockchip/analogix_dp-rockchip.txt b/Documentation/devicetree/bindings/display/rockchip/analogix_dp-rockchip.txt index 04d99e31e703..e832ff98fd61 100644 --- a/Documentation/devicetree/bindings/display/rockchip/analogix_dp-rockchip.txt +++ b/Documentation/devicetree/bindings/display/rockchip/analogix_dp-rockchip.txt @@ -32,6 +32,7 @@ For the below properties, please refer to Analogix DP binding document: - phys (required) - phy-names (required) - hpd-gpios (optional) +- force-hpd (optional) ------------------------------------------------------------------------------- Example: |