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-rw-r--r--Documentation/devicetree/bindings/gpio/realtek,otto-gpio.yaml33
1 files changed, 31 insertions, 2 deletions
diff --git a/Documentation/devicetree/bindings/gpio/realtek,otto-gpio.yaml b/Documentation/devicetree/bindings/gpio/realtek,otto-gpio.yaml
index 100f20cebd76..3c511e9af377 100644
--- a/Documentation/devicetree/bindings/gpio/realtek,otto-gpio.yaml
+++ b/Documentation/devicetree/bindings/gpio/realtek,otto-gpio.yaml
@@ -28,10 +28,10 @@ properties:
- enum:
- realtek,rtl8380-gpio
- realtek,rtl8390-gpio
+ - realtek,rtl9300-gpio
- const: realtek,otto-gpio
- reg:
- maxItems: 1
+ reg: true
"#gpio-cells":
const: 2
@@ -50,6 +50,23 @@ properties:
interrupts:
maxItems: 1
+if:
+ properties:
+ compatible:
+ contains:
+ const: realtek,rtl9300-gpio
+then:
+ properties:
+ reg:
+ items:
+ - description: GPIO and interrupt control
+ - description: interrupt CPU map
+else:
+ properties:
+ reg:
+ items:
+ - description: GPIO and interrupt control
+
required:
- compatible
- reg
@@ -74,5 +91,17 @@ examples:
interrupt-parent = <&rtlintc>;
interrupts = <23>;
};
+ - |
+ gpio@3300 {
+ compatible = "realtek,rtl9300-gpio", "realtek,otto-gpio";
+ reg = <0x3300 0x1c>, <0x3338 0x8>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ ngpios = <24>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ interrupt-parent = <&rtlintc>;
+ interrupts = <13>;
+ };
...