80 lines
1.7 KiB
YAML
80 lines
1.7 KiB
YAML
# 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 Device Tree Bindings
|
|
|
|
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
|
|
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>;
|
|
};
|
|
};
|
|
|
|
...
|