Power supplies for the ports can be controlled per port depending on the hardware design. Support per-port supplies in the DT bindings, mutually exclusive with the global supply. Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@xxxxxxxxxxxxxxxx> --- Changes since v1: - Simplify mutual exclusion condition --- .../bindings/media/i2c/maxim,max9286.yaml | 14 +++++++++++++- 1 file changed, 13 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/media/i2c/maxim,max9286.yaml b/Documentation/devicetree/bindings/media/i2c/maxim,max9286.yaml index 02f656e78700..c20557b52e45 100644 --- a/Documentation/devicetree/bindings/media/i2c/maxim,max9286.yaml +++ b/Documentation/devicetree/bindings/media/i2c/maxim,max9286.yaml @@ -39,7 +39,7 @@ properties: maxItems: 1 poc-supply: - description: Regulator providing Power over Coax to the cameras + description: Regulator providing Power over Coax to all the ports enable-gpios: description: GPIO connected to the \#PWDN pin with inverted polarity @@ -160,6 +160,10 @@ properties: additionalProperties: false +patternProperties: + "^port[0-3]-poc-supply$": + description: Regulator providing Power over Coax for a particular port + required: - compatible - reg @@ -167,6 +171,14 @@ required: - i2c-mux - gpio-controller +allOf: + - if: + required: + - poc-supply + then: + patternProperties: + "^port[0-3]-poc-supply$": false + additionalProperties: false examples: -- Regards, Laurent Pinchart