149 lines
3.2 KiB
YAML
149 lines
3.2 KiB
YAML
# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/gpio/aspeed,ast2400-gpio.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Aspeed GPIO controller
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maintainers:
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- Andrew Jeffery <andrew@codeconstruct.com.au>
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properties:
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compatible:
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enum:
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- aspeed,ast2400-gpio
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- aspeed,ast2500-gpio
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- aspeed,ast2600-gpio
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reg:
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maxItems: 1
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clocks:
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maxItems: 1
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description: The clock to use for debounce timings
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gpio-controller: true
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gpio-line-names:
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minItems: 36
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maxItems: 232
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gpio-ranges: true
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"#gpio-cells":
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const: 2
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interrupts:
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maxItems: 1
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interrupt-controller: true
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"#interrupt-cells":
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const: 2
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ngpios:
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minimum: 36
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maximum: 232
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required:
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- compatible
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- reg
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- interrupts
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- interrupt-controller
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- "#interrupt-cells"
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- gpio-controller
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- "#gpio-cells"
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allOf:
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- if:
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properties:
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compatible:
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contains:
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const: aspeed,ast2400-gpio
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then:
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properties:
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gpio-line-names:
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minItems: 220
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maxItems: 220
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ngpios:
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const: 220
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- if:
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properties:
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compatible:
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contains:
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const: aspeed,ast2500-gpio
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then:
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properties:
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gpio-line-names:
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minItems: 232
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maxItems: 232
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ngpios:
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const: 232
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- if:
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properties:
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compatible:
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contains:
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const: aspeed,ast2600-gpio
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then:
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properties:
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gpio-line-names:
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minItems: 36
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maxItems: 208
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ngpios:
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enum: [ 36, 208 ]
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required:
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- ngpios
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additionalProperties: false
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examples:
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- |
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gpio@1e780000 {
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compatible = "aspeed,ast2400-gpio";
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reg = <0x1e780000 0x1000>;
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interrupts = <20>;
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interrupt-controller;
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#interrupt-cells = <2>;
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gpio-controller;
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#gpio-cells = <2>;
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};
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- |
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gpio: gpio@1e780000 {
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compatible = "aspeed,ast2500-gpio";
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reg = <0x1e780000 0x200>;
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interrupts = <20>;
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interrupt-controller;
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#interrupt-cells = <2>;
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gpio-controller;
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#gpio-cells = <2>;
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gpio-ranges = <&pinctrl 0 0 232>;
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};
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- |
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#include <dt-bindings/clock/ast2600-clock.h>
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#include <dt-bindings/interrupt-controller/arm-gic.h>
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#include <dt-bindings/interrupt-controller/irq.h>
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gpio0: gpio@1e780000 {
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compatible = "aspeed,ast2600-gpio";
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reg = <0x1e780000 0x400>;
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clocks = <&syscon ASPEED_CLK_APB2>;
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interrupts = <GIC_SPI 40 IRQ_TYPE_LEVEL_HIGH>;
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interrupt-controller;
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#interrupt-cells = <2>;
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#gpio-cells = <2>;
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gpio-controller;
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gpio-ranges = <&pinctrl 0 0 208>;
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ngpios = <208>;
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};
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gpio1: gpio@1e780800 {
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compatible = "aspeed,ast2600-gpio";
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reg = <0x1e780800 0x800>;
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clocks = <&syscon ASPEED_CLK_APB1>;
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interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>;
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interrupt-controller;
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#interrupt-cells = <2>;
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gpio-controller;
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#gpio-cells = <2>;
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gpio-ranges = <&pinctrl 0 208 36>;
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ngpios = <36>;
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};
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