Messages in this thread Patch in this message | | | From | Landen Chao <> | Subject | [PATCH net-next v4 3/6] dt-bindings: net: dsa: add new MT7531 binding to support MT7531 | Date | Fri, 11 Sep 2020 20:56:25 +0800 |
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Add devicetree binding to support the compatible mt7531 switch as used in the MediaTek MT7531 switch.
Signed-off-by: Sean Wang <sean.wang@mediatek.com> Signed-off-by: Landen Chao <landen.chao@mediatek.com> --- .../devicetree/bindings/net/dsa/mt7530.txt | 13 +++++++++---- 1 file changed, 9 insertions(+), 4 deletions(-)
diff --git a/Documentation/devicetree/bindings/net/dsa/mt7530.txt b/Documentation/devicetree/bindings/net/dsa/mt7530.txt index c5ed5d25f642..560369efad6c 100644 --- a/Documentation/devicetree/bindings/net/dsa/mt7530.txt +++ b/Documentation/devicetree/bindings/net/dsa/mt7530.txt @@ -5,6 +5,7 @@ Required properties: - compatible: may be compatible = "mediatek,mt7530" or compatible = "mediatek,mt7621" + or compatible = "mediatek,mt7531" - #address-cells: Must be 1. - #size-cells: Must be 0. - mediatek,mcm: Boolean; if defined, indicates that either MT7530 is the part @@ -32,10 +33,14 @@ Required properties for the child nodes within ports container: - reg: Port address described must be 6 for CPU port and from 0 to 5 for user ports. -- phy-mode: String, must be either "trgmii" or "rgmii" for port labeled - "cpu". - -Port 5 of the switch is muxed between: +- phy-mode: String, the following values are acceptable for port labeled + "cpu": + If compatible mediatek,mt7530 or mediatek,mt7621 is set, + must be either "trgmii" or "rgmii" + If compatible mediatek,mt7531 is set, + must be either "sgmii", "1000base-x" or "2500base-x" + +Port 5 of mt7530 and mt7621 switch is muxed between: 1. GMAC5: GMAC5 can interface with another external MAC or PHY. 2. PHY of port 0 or port 4: PHY interfaces with an external MAC like 2nd GMAC of the SOC. Used in many setups where port 0/4 becomes the WAN port. -- 2.17.1 | |