This GPIO controller can support a lesser number of GPIOs than 32. Express that in devicetree using an optional, generic property. Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx> Reviewed-by: Linus Walleij <linus.walleij@xxxxxxxxxx> Signed-off-by: Théo Lebrun <theo.lebrun@xxxxxxxxxxx> --- Documentation/devicetree/bindings/gpio/st,nomadik-gpio.yaml | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/Documentation/devicetree/bindings/gpio/st,nomadik-gpio.yaml b/Documentation/devicetree/bindings/gpio/st,nomadik-gpio.yaml index 69774f36e03f..4080e94702d5 100644 --- a/Documentation/devicetree/bindings/gpio/st,nomadik-gpio.yaml +++ b/Documentation/devicetree/bindings/gpio/st,nomadik-gpio.yaml @@ -51,6 +51,10 @@ properties: gpio-ranges: maxItems: 1 + ngpios: + minimum: 0 + maximum: 32 + required: - compatible - reg -- 2.44.0