Messages in this thread | | | Date | Thu, 19 Mar 2020 12:29:25 -0600 | From | Rob Herring <> | Subject | Re: [PATCH v13 2/6] dt-bindings: display: mediatek: control dpi pins mode to avoid leakage |
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On Wed, Mar 11, 2020 at 03:18:19PM +0800, Jitao Shi wrote: > 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. > > Signed-off-by: Jitao Shi <jitao.shi@mediatek.com> > --- > .../devicetree/bindings/display/mediatek/mediatek,dpi.txt | 7 +++++++ > 1 file changed, 7 insertions(+) > > diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.txt b/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.txt > index 58914cf681b8..260ae75ac640 100644 > --- a/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.txt > +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,dpi.txt > @@ -17,6 +17,10 @@ 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".
> + pinctrl-names see Documentation/devicetree/bindings/pinctrlpinctrl-bindings.txt
Drop this line.
> + > Example: > > dpi0: dpi@1401d000 { > @@ -27,6 +31,9 @@ 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 { > -- > 2.21.0
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