This GPIO controller can support a lesser number of GPIOs than 32. Express that in devicetree using an optional, generic property. 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 a999908173d2..bbd23daed229 100644 --- a/Documentation/devicetree/bindings/gpio/st,nomadik-gpio.yaml +++ b/Documentation/devicetree/bindings/gpio/st,nomadik-gpio.yaml @@ -50,6 +50,10 @@ properties: gpio-ranges: maxItems: 1 + ngpios: + minimum: 0 + maximum: 32 + required: - compatible - reg -- 2.43.1