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authorFelix Fietkau <nbd@nbd.name>2020-01-30 13:22:25 +0100
committerFelix Fietkau <nbd@nbd.name>2020-02-14 10:06:06 +0100
commitcd82b0e0ca712e11a831004cda038a246f25cd68 (patch)
tree8fe9d1329ce919534904b3bd169d8e42a0388d38 /Documentation
parentd9c54264d818b5a9609a7c3c6bca81e42246202e (diff)
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 <robh@kernel.org> Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/devicetree/bindings/net/wireless/mediatek,mt76.txt26
1 files 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 d4d982f7ab37..3a76d8faaaed 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 = <GIC_SPI 211 IRQ_TYPE_LEVEL_LOW>;
+
+ mediatek,infracfg = <&infracfg>;
+
+ power-domains = <&scpsys MT7622_POWER_DOMAIN_WB>;
+};