81 lines
1.7 KiB
YAML
81 lines
1.7 KiB
YAML
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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
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%YAML 1.2
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---
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$id: http://devicetree.org/schemas/bus/palmbus.yaml#
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$schema: http://devicetree.org/meta-schemas/core.yaml#
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title: Ralink PalmBus
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maintainers:
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- Sergio Paracuellos <sergio.paracuellos@gmail.com>
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description: |
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The ralink palmbus controller can be found in all ralink MIPS
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SoCs. It provides an external bus for connecting multiple
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external devices to the SoC.
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properties:
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$nodename:
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pattern: "^palmbus(@[0-9a-f]+)?$"
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"#address-cells":
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const: 1
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"#size-cells":
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const: 1
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compatible:
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const: palmbus
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reg:
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maxItems: 1
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ranges: true
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patternProperties:
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# All other properties should be child nodes with unit-address and 'reg'
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"@[0-9a-f]+$":
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type: object
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additionalProperties: true
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properties:
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reg:
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maxItems: 1
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required:
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- reg
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required:
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- compatible
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- reg
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- "#address-cells"
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- "#size-cells"
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- ranges
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additionalProperties: false
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examples:
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- |
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#include <dt-bindings/interrupt-controller/mips-gic.h>
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#include <dt-bindings/interrupt-controller/irq.h>
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palmbus@1e000000 {
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compatible = "palmbus";
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reg = <0x1e000000 0x100000>;
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#address-cells = <1>;
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#size-cells = <1>;
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ranges = <0x0 0x1e000000 0x0fffff>;
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gpio@600 {
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#gpio-cells = <2>;
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#interrupt-cells = <2>;
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compatible = "mediatek,mt7621-gpio";
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gpio-controller;
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gpio-ranges = <&pinctrl 0 0 95>;
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interrupt-controller;
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reg = <0x600 0x100>;
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interrupt-parent = <&gic>;
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interrupts = <GIC_SHARED 12 IRQ_TYPE_LEVEL_HIGH>;
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};
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};
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...
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