From cd82b0e0ca712e11a831004cda038a246f25cd68 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Thu, 30 Jan 2020 13:22:25 +0100 Subject: [PATCH] dt-bindings: net: wireless: mt76: document bindings for MT7622 MT7622 is a SoC that includes a 2.4 GHz 4x4 802.11n WMAC. Its feature set is comparable to a MT7615 chip, but limited to 2.4 GHz. Reviewed-by: Rob Herring Signed-off-by: Felix Fietkau --- .../bindings/net/wireless/mediatek,mt76.txt | 26 +++++++++++++++++++--- 1 file changed, 23 insertions(+), 3 deletions(-) diff --git a/Documentation/devicetree/bindings/net/wireless/mediatek,mt76.txt b/Documentation/devicetree/bindings/net/wireless/mediatek,mt76.txt index d4d982f..3a76d8f 100644 --- a/Documentation/devicetree/bindings/net/wireless/mediatek,mt76.txt +++ b/Documentation/devicetree/bindings/net/wireless/mediatek,mt76.txt @@ -4,13 +4,21 @@ 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 SoC. -For SoC, use the compatible string "mediatek,mt7628-wmac" and the following -properties: +Alternatively, it can specify the wireless part of the MT7628/MT7688 or +MT7622 SoC. For SoC, use the following compatible strings: + +compatible: +- "mediatek,mt7628-wmac" for MT7628/MT7688 +- "mediatek,mt7622-wmac" for MT7622 +properties: - reg: Address and length of the register set for the device. - interrupts: Main device interrupt +MT7622 specific properties: +- power-domains: phandle to the power domain that the WMAC is part of +- mediatek,infracfg: phandle to the infrastructure bus fabric syscon node + Optional properties: - ieee80211-freq-limit: See ieee80211.txt @@ -53,3 +61,15 @@ wmac: wmac@10300000 { mediatek,mtd-eeprom = <&factory 0x0000>; }; + +MT7622 example: + +wmac: wmac@18000000 { + compatible = "mediatek,mt7622-wmac"; + reg = <0 0x18000000 0 0x100000>; + interrupts = ; + + mediatek,infracfg = <&infracfg>; + + power-domains = <&scpsys MT7622_POWER_DOMAIN_WB>; +}; -- 2.7.4