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authorSander Vanheule <sander@svanheule.net>2022-04-09 22:55:46 +0300
committerBartosz Golaszewski <brgl@bgdev.pl>2022-04-11 13:57:49 +0300
commit06a6a774f6b8ed94aefcf60caa56fe92d3a18e17 (patch)
treecc6219f0a99a8eb550d7e51990bdaf9acfc03d4d /Documentation/devicetree/bindings
parent234c52097ce416028854d2167afb38b7718b9a94 (diff)
downloadlinux-06a6a774f6b8ed94aefcf60caa56fe92d3a18e17.tar.xz
dt-bindings: gpio: realtek-otto: Add rtl9300 compatible
Add the "realtek,rlt9300-gpio", "realtek,otto-gpio" compatible for GPIO nodes on the RTL930x SoC series. This SoC requires an extra register range, defining the interrupt CPU mapping registers. Signed-off-by: Sander Vanheule <sander@svanheule.net> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> Signed-off-by: Bartosz Golaszewski <brgl@bgdev.pl>
Diffstat (limited to 'Documentation/devicetree/bindings')
-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>;
+ };
...