diff options
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/exynos | |
parent | 0d0abd894ead85d20d7febe603f570d4fdd8111a (diff) | |
download | linux-5cff007c58b7103a7d6bb203a74eb3eb416c10e0.tar.bz2 |
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/exynos')
-rw-r--r-- | Documentation/devicetree/bindings/display/exynos/exynos_dp.txt | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/display/exynos/exynos_dp.txt b/Documentation/devicetree/bindings/display/exynos/exynos_dp.txt index 4fa8aca6a545..ade5d8eebf85 100644 --- a/Documentation/devicetree/bindings/display/exynos/exynos_dp.txt +++ b/Documentation/devicetree/bindings/display/exynos/exynos_dp.txt @@ -56,6 +56,7 @@ For the below properties, please refer to Analogix DP binding document: -phys (required) -phy-names (required) -hpd-gpios (optional) + force-hpd (optional) Deprecated properties for DisplayPort: -interlaced: deprecated prop that can parsed from drm_display_mode. |