dt-bindings: display: mediatek: control dpi pins mode to avoid leakage (b0ff9b59) · Commits · 戴 / test

Add property "pinctrl-names" to swap pin mode between gpio and dpi mode. Set the dpi pins to gpio mode and output-low to avoid leakage current when dpi disabled. Acked-by:

Rob Herring <robh@kernel.org> Signed-off-by:

Jitao Shi <jitao.shi@mediatek.com> Signed-off-by:

Chun-Kuang Hu <chunkuang.hu@kernel.org>

Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.txt

+6 −0

Original line number	Diff line number	Diff line
		@@ -17,6 +17,9 @@ Required properties:
		Documentation/devicetree/bindings/graph.txt. This port should be connected
		to the input port of an attached HDMI or LVDS encoder chip.

		Optional properties:
		- pinctrl-names: Contain "default" and "sleep".

		Example:

		dpi0: dpi@1401d000 {
		@@ -27,6 +30,9 @@ dpi0: dpi@1401d000 {
		<&mmsys CLK_MM_DPI_ENGINE>,
		<&apmixedsys CLK_APMIXED_TVDPLL>;
		clock-names = "pixel", "engine", "pll";
		pinctrl-names = "default", "sleep";
		pinctrl-0 = <&dpi_pin_func>;
		pinctrl-1 = <&dpi_pin_idle>;

		port {
		dpi0_out: endpoint {

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