Add YAML devicetree binding for IDT 79RC3243x GPIO controller Signed-off-by: Thomas Bogendoerfer <tsbog...@alpha.franken.de> --- .../bindings/gpio/gpio-idt3243x.yaml | 73 +++++++++++++++++++ 1 file changed, 73 insertions(+) create mode 100644 Documentation/devicetree/bindings/gpio/gpio-idt3243x.yaml
diff --git a/Documentation/devicetree/bindings/gpio/gpio-idt3243x.yaml b/Documentation/devicetree/bindings/gpio/gpio-idt3243x.yaml new file mode 100644 index 000000000000..346a57ef8298 --- /dev/null +++ b/Documentation/devicetree/bindings/gpio/gpio-idt3243x.yaml @@ -0,0 +1,73 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/gpio/gpio-idt3243x.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: IDT 79RC32434x GPIO controller + +maintainers: + - Thomas Bogendoerfer <tsbog...@alpha.franken.de> + +properties: + compatible: + const: idt,3243x-gpio + + reg: + maxItems: 2 + + reg-names: + items: + - const: gpio + - const: pic + + gpio-controller: true + + "#gpio-cells": + const: 2 + + ngpios: + description: + Number of available gpios in a bank. + minimum: 1 + maximum: 32 + + interrupt-controller: true + + "#interrupt-cells": + const: 2 + + interrupts: + maxItems: 1 + +required: + - compatible + - reg + - reg-names + - gpio-controller + - "#gpio-cells" + - ngpios + - interrupt-controller + - "#interrupt-cells" + - interrupts + +additionalProperties: false + +examples: + - | + gpio0: interrupt-controller@50000 { + compatible = "idt,3243x-gpio"; + reg = <0x50000 0x14>, <0x38030 0x0c>; + reg-names = "gpio", "pic"; + + interrupt-controller; + #interrupt-cells = <2>; + + interrupt-parent = <&cpuintc>; + interrupts = <6>; + + gpio-controller; + #gpio-cells = <2>; + + ngpios = <14>; + }; -- 2.29.2
