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| author | Jitao Shi <jitao.shi@mediatek.com> | 2020-04-11 09:44:05 +0200 |
|---|---|---|
| committer | Chun-Kuang Hu <chunkuang.hu@kernel.org> | 2020-04-22 01:04:07 +0200 |
| commit | da2a97323133d0c7caeee399881a590eb8e83c34 (patch) | |
| tree | 19ccf1def33c0c84500cad22d4cd66803470688f /Documentation | |
| parent | drm/mediatek: set dpi pin mode to gpio low to avoid leakage current (diff) | |
| download | linux-da2a97323133d0c7caeee399881a590eb8e83c34.tar.xz linux-da2a97323133d0c7caeee399881a590eb8e83c34.zip | |
dt-bindings: display: mediatek: add property to control mipi tx drive current
Add a property to control mipi tx drive current:
"drive-strength-microamp"
Signed-off-by: Jitao Shi <jitao.shi@mediatek.com>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Chun-Kuang Hu <chunkuang.hu@kernel.org>
Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt b/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt index a19a6cc375ed..d78b6d6d8fab 100644 --- a/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt @@ -33,6 +33,10 @@ Required properties: - #clock-cells: must be <0>; - #phy-cells: must be <0>. +Optional properties: +- drive-strength-microamp: adjust driving current, should be 3000 ~ 6000. And + the step is 200. + Example: mipi_tx0: mipi-dphy@10215000 { @@ -42,6 +46,7 @@ mipi_tx0: mipi-dphy@10215000 { clock-output-names = "mipi_tx0_pll"; #clock-cells = <0>; #phy-cells = <0>; + drive-strength-microamp = <4600>; }; dsi0: dsi@1401b000 { |