# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) # Copyright (c) 2018-2019 The Linux Foundation. All rights reserved. %YAML 1.2 --- $id: http://devicetree.org/schemas/net/wireless/mediatek,mt76.yaml# $schema: http://devicetree.org/meta-schemas/core.yaml# title: MediaTek mt76 wireless devices Generic Binding maintainers: - Felix Fietkau - Lorenzo Bianconi - Ryder Lee description: | This node provides properties for configuring the MediaTek mt76xx wireless device. The node is expected to be specified as a child node of the PCI controller to which the wireless chip is connected. Alternatively, it can specify the wireless part of the MT7628/MT7688 or MT7622 SoC. allOf: - $ref: ieee80211.yaml# properties: compatible: enum: - mediatek,mt76 - mediatek,mt7628-wmac - mediatek,mt7622-wmac reg: maxItems: 1 interrupts: maxItems: 1 power-domains: maxItems: 1 mediatek,infracfg: $ref: /schemas/types.yaml#/definitions/phandle description: Phandle to the infrastructure bus fabric syscon node. This property is MT7622 specific ieee80211-freq-limit: true mediatek,eeprom-data: $ref: /schemas/types.yaml#/definitions/uint32-array description: EEPROM data embedded as array. mediatek,mtd-eeprom: $ref: /schemas/types.yaml#/definitions/phandle-array description: Phandle to a MTD partition + offset containing EEPROM data big-endian: $ref: /schemas/types.yaml#/definitions/flag description: Specify if the radio eeprom partition is written in big-endian mediatek,eeprom-merge-otp: type: boolean description: Merge EEPROM data with OTP data. Can be used on boards where the flash calibration data is generic and specific calibration data should be pulled from the OTP ROM led: type: object $ref: /schemas/leds/common.yaml# additionalProperties: false properties: led-sources: maxItems: 1 power-limits: type: object additionalProperties: false patternProperties: "^r[0-9]+": type: object additionalProperties: false properties: regdomain: $ref: /schemas/types.yaml#/definitions/string description: Regdomain refers to a legal regulatory region. Different countries define different levels of allowable transmitter power, time that a channel can be occupied, and different available channels enum: - FCC - ETSI - JP patternProperties: "^txpower-[256]g$": type: object additionalProperties: false patternProperties: "^b[0-9]+$": type: object additionalProperties: false properties: channels: $ref: /schemas/types.yaml#/definitions/uint32-array minItems: 2 maxItems: 2 description: Pairs of first and last channel number of the selected band rates-cck: $ref: /schemas/types.yaml#/definitions/uint8-array minItems: 4 maxItems: 4 description: 4 half-dBm per-rate power limit values rates-ofdm: $ref: /schemas/types.yaml#/definitions/uint8-array minItems: 8 maxItems: 8 description: 8 half-dBm per-rate power limit values rates-mcs: $ref: /schemas/types.yaml#/definitions/uint8-matrix description: Sets of per-rate power limit values for 802.11n/802.11ac rates for multiple channel bandwidth settings. Each set starts with the number of channel bandwidth settings for which the rate set applies, followed by either 8 or 10 power limit values. The order of the channel bandwidth settings is 20, 40, 80 and 160 MHz. maxItems: 4 items: minItems: 9 maxItems: 11 rates-ru: $ref: /schemas/types.yaml#/definitions/uint8-matrix description: Sets of per-rate power limit values for 802.11ax rates for multiple channel bandwidth or resource unit settings. Each set starts with the number of channel bandwidth or resource unit settings for which the rate set applies, followed by 12 power limit values. The order of the channel resource unit settings is RU26, RU52, RU106, RU242/SU20, RU484/SU40, RU996/SU80 and RU2x996/SU160. items: minItems: 13 maxItems: 13 txs-delta: $ref: /schemas/types.yaml#/definitions/uint32-array description: Half-dBm power delta for different numbers of antennas required: - compatible - reg additionalProperties: false examples: - | pcie0 { #address-cells = <3>; #size-cells = <2>; wifi@0,0 { compatible = "mediatek,mt76"; reg = <0x0000 0 0 0 0>; ieee80211-freq-limit = <5000000 6000000>; mediatek,mtd-eeprom = <&factory 0x8000>; big-endian; led { led-sources = <2>; }; power-limits { r0 { regdomain = "FCC"; txpower-5g { b0 { channels = <36 48>; rates-ofdm = /bits/ 8 <23 23 23 23 23 23 23 23>; rates-mcs = /bits/ 8 <1 23 23 23 23 23 23 23 23 23 23>, <3 22 22 22 22 22 22 22 22 22 22>; rates-ru = /bits/ 8 <3 22 22 22 22 22 22 22 22 22 22 22 22>, <4 20 20 20 20 20 20 20 20 20 20 20 20>; }; b1 { channels = <100 181>; rates-ofdm = /bits/ 8 <14 14 14 14 14 14 14 14>; rates-mcs = /bits/ 8 <4 14 14 14 14 14 14 14 14 14 14>; txs-delta = <12 9 6>; rates-ru = /bits/ 8 <7 14 14 14 14 14 14 14 14 14 14 14 14>; }; }; }; }; }; }; - | wifi@10300000 { compatible = "mediatek,mt7628-wmac"; reg = <0x10300000 0x100000>; interrupt-parent = <&cpuintc>; interrupts = <6>; mediatek,mtd-eeprom = <&factory 0x0>; }; - | #include #include wifi@18000000 { compatible = "mediatek,mt7622-wmac"; reg = <0x10300000 0x100000>; interrupts = ; mediatek,infracfg = <&infracfg>; power-domains = <&scpsys 3>; };