On Fri, Nov 12, 2021 at 05:39:18PM +0800, Biao Huang wrote: > Add binding document for the ethernet on mt8195. > > Signed-off-by: Biao Huang <biao.huang@xxxxxxxxxxxx> > --- > .../bindings/net/mediatek-dwmac.yaml | 86 +++++++++++++++---- > 1 file changed, 70 insertions(+), 16 deletions(-) > > diff --git a/Documentation/devicetree/bindings/net/mediatek-dwmac.yaml b/Documentation/devicetree/bindings/net/mediatek-dwmac.yaml > index 2eb4781536f7..b27566ed01c6 100644 > --- a/Documentation/devicetree/bindings/net/mediatek-dwmac.yaml > +++ b/Documentation/devicetree/bindings/net/mediatek-dwmac.yaml > @@ -19,12 +19,68 @@ select: > contains: > enum: > - mediatek,mt2712-gmac > + - mediatek,mt8195-gmac > required: > - compatible > > allOf: > - $ref: "snps,dwmac.yaml#" > - $ref: "ethernet-controller.yaml#" > + - if: > + properties: > + compatible: > + contains: > + enum: > + - mediatek,mt2712-gmac > + > + then: > + properties: > + clocks: > + minItems: 5 > + items: > + - description: AXI clock > + - description: APB clock > + - description: MAC Main clock > + - description: PTP clock > + - description: RMII reference clock provided by MAC > + > + clock-names: > + minItems: 5 > + items: > + - const: axi > + - const: apb > + - const: mac_main > + - const: ptp_ref > + - const: rmii_internal > + > + - if: > + properties: > + compatible: > + contains: > + enum: > + - mediatek,mt8195-gmac > + > + then: > + properties: > + clocks: > + minItems: 6 > + items: > + - description: AXI clock > + - description: APB clock > + - description: MAC clock gate > + - description: MAC Main clock > + - description: PTP clock > + - description: RMII reference clock provided by MAC Put mac_cg at the end and then the difference is just 5 or 6 clocks and you don't have to duplicate everything. > + > + clock-names: > + minItems: 6 > + items: > + - const: axi > + - const: apb > + - const: mac_cg > + - const: mac_main > + - const: ptp_ref > + - const: rmii_internal > > properties: > compatible: > @@ -33,22 +89,10 @@ properties: > - enum: > - mediatek,mt2712-gmac > - const: snps,dwmac-4.20a > - > - clocks: > - items: > - - description: AXI clock > - - description: APB clock > - - description: MAC Main clock > - - description: PTP clock > - - description: RMII reference clock provided by MAC > - > - clock-names: > - items: > - - const: axi > - - const: apb > - - const: mac_main > - - const: ptp_ref > - - const: rmii_internal > + - items: > + - enum: > + - mediatek,mt8195-gmac > + - const: snps,dwmac-5.10a > > mediatek,pericfg: > $ref: /schemas/types.yaml#/definitions/phandle > @@ -63,6 +107,8 @@ properties: > or will round down. Range 0~31*170. > For MT2712 RMII/MII interface, Allowed value need to be a multiple of 550, > or will round down. Range 0~31*550. > + For MT8195 RGMII/RMII/MII interface, Allowed value need to be a multiple of 290, > + or will round down. Range 0~31*290. > > mediatek,rx-delay-ps: > description: > @@ -71,6 +117,8 @@ properties: > or will round down. Range 0~31*170. > For MT2712 RMII/MII interface, Allowed value need to be a multiple of 550, > or will round down. Range 0~31*550. > + For MT8195 RGMII/RMII/MII interface, Allowed value need to be a multiple > + of 290, or will round down. Range 0~31*290. > > mediatek,rmii-rxc: > type: boolean > @@ -104,6 +152,12 @@ properties: > 3. the inside clock, which be sent to MAC, will be inversed in RMII case when > the reference clock is from MAC. > > + mediatek,mac-wol: > + type: boolean > + description: > + If present, indicates that MAC supports WOL(Wake-On-LAN), and MAC WOL will be enabled. > + Otherwise, PHY WOL is perferred. > + > required: > - compatible > - reg > -- > 2.25.1 > >
