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Diffstat (limited to 'Documentation/devicetree/bindings/gpio/atmel,at91rm9200-gpio.yaml')
-rw-r--r-- | Documentation/devicetree/bindings/gpio/atmel,at91rm9200-gpio.yaml | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/gpio/atmel,at91rm9200-gpio.yaml b/Documentation/devicetree/bindings/gpio/atmel,at91rm9200-gpio.yaml new file mode 100644 index 000000000000..3dd70933ed8e --- /dev/null +++ b/Documentation/devicetree/bindings/gpio/atmel,at91rm9200-gpio.yaml @@ -0,0 +1,81 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/gpio/atmel,at91rm9200-gpio.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Microchip GPIO controller (PIO) + +maintainers: + - Manikandan Muralidharan <manikandan.m@microchip.com> + +properties: + compatible: + oneOf: + - items: + - enum: + - atmel,at91sam9x5-gpio + - microchip,sam9x60-gpio + - const: atmel,at91rm9200-gpio + - items: + - enum: + - microchip,sam9x7-gpio + - const: microchip,sam9x60-gpio + - const: atmel,at91rm9200-gpio + - items: + - const: atmel,at91rm9200-gpio + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + interrupt-controller: true + + "#interrupt-cells": + const: 2 + + gpio-controller: true + gpio-line-names: true + + "#gpio-cells": + const: 2 + + clocks: + maxItems: 1 + + "#gpio-lines": + description: + Number of gpio, 32 by default if absent + maxItems: 1 + default: 32 + +required: + - compatible + - reg + - interrupts + - interrupt-controller + - "#interrupt-cells" + - gpio-controller + - "#gpio-cells" + - clocks + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/at91.h> + #include <dt-bindings/interrupt-controller/irq.h> + + gpio@fffff400 { + compatible = "atmel,at91rm9200-gpio"; + reg = <0xfffff400 0x200>; + interrupts = <2 IRQ_TYPE_LEVEL_HIGH 1>; + #gpio-cells = <2>; + gpio-controller; + interrupt-controller; + #interrupt-cells = <2>; + clocks = <&pmc PMC_TYPE_PERIPHERAL 2>; + }; +... |