Add a property to control mipi tx drive current:
"drive-strength-microamp"
Signed-off-by: Jitao Shi <jitao.shi@xxxxxxxxxxxx>
---
.../devicetree/bindings/display/mediatek/mediatek,dsi.txt | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt b/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt
index a19a6cc375ed..d501f9ff4b1f 100644
--- a/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt
+++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,dsi.txt
@@ -33,6 +33,9 @@ Required properties:
- #clock-cells: must be <0>;
- #phy-cells: must be <0>.
+Optional properties:
+- drive-strength-microamp: adjust driving current, should be 1 ~ 0xF
+
Example:
mipi_tx0: mipi-dphy@10215000 {
@@ -42,6 +45,7 @@ mipi_tx0: mipi-dphy@10215000 {
clock-output-names = "mipi_tx0_pll";
#clock-cells = <0>;
#phy-cells = <0>;
+ drive-strength-microamp = <0x8>;
};
dsi0: dsi@1401b000 {
--
2.21.0
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