From: Paul Kocialkowski Date: Fri, 15 Apr 2022 15:21:31 +0000 (+0200) Subject: dt-bindings: sun6i-a31-mipi-dphy: Add optional direction property X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=c20f80d0b89cf43be964797e6170f085b312ea01;p=linux.git dt-bindings: sun6i-a31-mipi-dphy: Add optional direction property The Allwinner A31 MIPI D-PHY block supports both tx and rx directions, although each instance of the block is meant to be used in one direction only. There will typically be one instance for MIPI DSI and one for MIPI CSI-2 (it seems unlikely to ever see a shared instance). Describe the direction with a new allwinner,direction property. For backwards compatibility, the property is optional and tx mode should be assumed by default. Signed-off-by: Paul Kocialkowski Reviewed-by: Rob Herring Link: https://lore.kernel.org/r/20220415152138.635525-2-paul.kocialkowski@bootlin.com Signed-off-by: Vinod Koul --- diff --git a/Documentation/devicetree/bindings/phy/allwinner,sun6i-a31-mipi-dphy.yaml b/Documentation/devicetree/bindings/phy/allwinner,sun6i-a31-mipi-dphy.yaml index d0b541a461f36..22636c9fdab8e 100644 --- a/Documentation/devicetree/bindings/phy/allwinner,sun6i-a31-mipi-dphy.yaml +++ b/Documentation/devicetree/bindings/phy/allwinner,sun6i-a31-mipi-dphy.yaml @@ -37,6 +37,18 @@ properties: resets: maxItems: 1 + allwinner,direction: + $ref: '/schemas/types.yaml#/definitions/string' + description: | + Direction of the D-PHY: + - "rx" for receiving (e.g. when used with MIPI CSI-2); + - "tx" for transmitting (e.g. when used with MIPI DSI). + + enum: + - tx + - rx + default: tx + required: - "#phy-cells" - compatible