linux-loongson/Documentation/devicetree/bindings/arm/mediatek/mediatek,mt7622-wed.yaml
Lorenzo Bianconi f881f27324 dt-bindings: arm: mediatek: mt7622-wed: add WED binding for MT7988 SoC
Introduce MT7988 SoC compatibility string in mtk_wed binding.

Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
2023-09-19 18:27:55 +02:00

106 lines
2.6 KiB
YAML

# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/arm/mediatek/mediatek,mt7622-wed.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: MediaTek Wireless Ethernet Dispatch Controller for MT7622
maintainers:
- Lorenzo Bianconi <lorenzo@kernel.org>
- Felix Fietkau <nbd@nbd.name>
description:
The mediatek wireless ethernet dispatch controller can be configured to
intercept and handle access to the WLAN DMA queues and PCIe interrupts
and implement hardware flow offloading from ethernet to WLAN.
properties:
compatible:
items:
- enum:
- mediatek,mt7622-wed
- mediatek,mt7981-wed
- mediatek,mt7986-wed
- mediatek,mt7988-wed
- const: syscon
reg:
maxItems: 1
interrupts:
maxItems: 1
memory-region:
items:
- description: firmware EMI region
- description: firmware ILM region
- description: firmware DLM region
- description: firmware CPU DATA region
- description: firmware BOOT region
memory-region-names:
items:
- const: wo-emi
- const: wo-ilm
- const: wo-dlm
- const: wo-data
- const: wo-boot
mediatek,wo-ccif:
$ref: /schemas/types.yaml#/definitions/phandle
description: mediatek wed-wo controller interface.
allOf:
- if:
properties:
compatible:
contains:
const: mediatek,mt7622-wed
then:
properties:
memory-region-names: false
memory-region: false
mediatek,wo-ccif: false
required:
- compatible
- reg
- interrupts
additionalProperties: false
examples:
- |
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/interrupt-controller/irq.h>
soc {
#address-cells = <2>;
#size-cells = <2>;
wed0: wed@1020a000 {
compatible = "mediatek,mt7622-wed","syscon";
reg = <0 0x1020a000 0 0x1000>;
interrupts = <GIC_SPI 214 IRQ_TYPE_LEVEL_LOW>;
};
};
- |
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/interrupt-controller/irq.h>
soc {
#address-cells = <2>;
#size-cells = <2>;
wed@15010000 {
compatible = "mediatek,mt7986-wed", "syscon";
reg = <0 0x15010000 0 0x1000>;
interrupts = <GIC_SPI 205 IRQ_TYPE_LEVEL_HIGH>;
memory-region = <&wo_emi>, <&wo_ilm>, <&wo_dlm>,
<&wo_data>, <&wo_boot>;
memory-region-names = "wo-emi", "wo-ilm", "wo-dlm",
"wo-data", "wo-boot";
mediatek,wo-ccif = <&wo_ccif0>;
};
};