blob: c36c1e92a5737fd87bf1a4da57713a949c12438d [file] [log] [blame]
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/bus/palmbus.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Ralink PalmBus
maintainers:
- Sergio Paracuellos <sergio.paracuellos@gmail.com>
description: |
The ralink palmbus controller can be found in all ralink MIPS
SoCs. It provides an external bus for connecting multiple
external devices to the SoC.
properties:
$nodename:
pattern: "^palmbus(@[0-9a-f]+)?$"
"#address-cells":
const: 1
"#size-cells":
const: 1
compatible:
const: palmbus
reg:
maxItems: 1
ranges: true
patternProperties:
# All other properties should be child nodes with unit-address and 'reg'
"@[0-9a-f]+$":
type: object
additionalProperties: true
properties:
reg:
maxItems: 1
required:
- reg
required:
- compatible
- reg
- "#address-cells"
- "#size-cells"
- ranges
additionalProperties: false
examples:
- |
#include <dt-bindings/interrupt-controller/mips-gic.h>
#include <dt-bindings/interrupt-controller/irq.h>
palmbus@1e000000 {
compatible = "palmbus";
reg = <0x1e000000 0x100000>;
#address-cells = <1>;
#size-cells = <1>;
ranges = <0x0 0x1e000000 0x0fffff>;
gpio@600 {
#gpio-cells = <2>;
#interrupt-cells = <2>;
compatible = "mediatek,mt7621-gpio";
gpio-controller;
gpio-ranges = <&pinctrl 0 0 95>;
interrupt-controller;
reg = <0x600 0x100>;
interrupt-parent = <&gic>;
interrupts = <GIC_SHARED 12 IRQ_TYPE_LEVEL_HIGH>;
};
};
...