[PATCH 02/23] dt-bindings: gpio: nomadik: add optional ngpios property

Théo Lebrun
2024-02-14T16:27:56Z

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@bootlin.com>
---
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