Re: [PATCH v6 12/22] dt-bindings: sun6i-dsi: Add VCC-DSI supply property
From: Maxime Ripard
Date: Fri Jan 25 2019 - 10:47:44 EST
On Fri, Jan 25, 2019 at 01:28:50AM +0530, Jagan Teki wrote:
> Most of the Allwinner MIPI DSI controllers are supply with
> VCC-DSI pin. which need to supply for some of the boards to
> trigger the power.
> So, document the supply property so-that the required board
> can eable it via device tree.
> Signed-off-by: Jagan Teki <jagan@xxxxxxxxxxxxxxxxxxxx>
> Reviewed-by: Rob Herring <robh@xxxxxxxxxx>
> Documentation/devicetree/bindings/display/sunxi/sun6i-dsi.txt | 3 +++
> 1 file changed, 3 insertions(+)
> diff --git a/Documentation/devicetree/bindings/display/sunxi/sun6i-dsi.txt b/Documentation/devicetree/bindings/display/sunxi/sun6i-dsi.txt
> index 6a6cf5de08b0..69e233e8fad1 100644
> --- a/Documentation/devicetree/bindings/display/sunxi/sun6i-dsi.txt
> +++ b/Documentation/devicetree/bindings/display/sunxi/sun6i-dsi.txt
> @@ -27,6 +27,9 @@ Required properties:
> first port should be the input endpoint, usually coming from the
> associated TCON.
> +Optional properties:
> + - vcc-dsi-supply: the VCC-DSI power supply of the DSI encoder
It looks like the VCC power rail is found on all the Allwinner SoCs,
so it should be made mandatory.
Maxime Ripard, Bootlin
Embedded Linux and Kernel engineering
Description: PGP signature