| # 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>; |
| }; |
| }; |
| |
| ... |
