[PW_SID:1122398] net: stmmac: qcom-ethqos: add support for SCMI power domains

Documentation/devicetree/bindings/net/allwinner,sun7i-a20-gmac.yaml

@@ -40,6 +40,9 @@ properties:
     description:
       PHY regulator
 
+  power-domains:
+    maxItems: 1
+
 required:
   - compatible
   - reg

Documentation/devicetree/bindings/net/altr,socfpga-stmmac.yaml

@@ -140,6 +140,9 @@ properties:
           - description: offset of the control register
           - description: shift within the control register
 
+  power-domains:
+    maxItems: 1
+
 patternProperties:
   "^mdio[0-9]$":
     type: object

Documentation/devicetree/bindings/net/amlogic,meson-dwmac.yaml

@@ -158,6 +158,9 @@ properties:
   interrupt-names:
     const: macirq
 
+  power-domains:
+    maxItems: 1
+
 required:
   - compatible
   - reg

Documentation/devicetree/bindings/net/eswin,eic7700-eth.yaml

@@ -95,6 +95,9 @@ properties:
           - description: Optional offset of register controlling TXD delay
           - description: Optional offset of register controlling RXD delay
 
+  power-domains:
+    maxItems: 1
+
 required:
   - compatible
   - reg

Documentation/devicetree/bindings/net/intel,dwmac-plat.yaml

@@ -47,6 +47,9 @@ properties:
   interrupt-names:
     const: macirq
 
+  power-domains:
+    maxItems: 1
+
 required:
   - compatible
   - clocks

Documentation/devicetree/bindings/net/loongson,ls1b-gmac.yaml

@@ -66,6 +66,9 @@ properties:
       - mii
       - rgmii-id
 
+  power-domains:
+    maxItems: 1
+
 required:
   - compatible
   - reg

Documentation/devicetree/bindings/net/loongson,ls1c-emac.yaml

@@ -65,6 +65,9 @@ properties:
       - mii
       - rmii
 
+  power-domains:
+    maxItems: 1
+
 required:
   - compatible
   - reg

Documentation/devicetree/bindings/net/nxp,dwmac-imx.yaml

@@ -83,6 +83,9 @@ properties:
     description:
       To select RMII reference clock from external.
 
+  power-domains:
+    maxItems: 1
+
 required:
   - compatible
   - clocks

Documentation/devicetree/bindings/net/nxp,lpc1850-dwmac.yaml

@@ -51,6 +51,9 @@ properties:
     items:
       - const: stmmaceth
 
+  power-domains:
+    maxItems: 1
+
 required:
   - compatible
   - reg

Documentation/devicetree/bindings/net/nxp,s32-dwmac.yaml

@@ -81,6 +81,9 @@ properties:
       - const: rx
       - const: ptp_ref
 
+  power-domains:
+    maxItems: 1
+
 required:
   - clocks
   - clock-names

Documentation/devicetree/bindings/net/qcom,ethqos.yaml

@@ -86,6 +86,9 @@ properties:
   phy-names:
     const: serdes
 
+  power-domains:
+    maxItems: 1
+
 required:
   - compatible
   - clocks

Documentation/devicetree/bindings/net/qcom,sa8255p-ethqos.yaml

@@ -0,0 +1,107 @@
+# SPDX-License-Identifier: GPL-2.0 OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/net/qcom,sa8255p-ethqos.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm Ethernet ETHQOS device (firmware managed)
+
+maintainers:
+  - Bjorn Andersson <andersson@kernel.org>
+  - Konrad Dybcio <konradybcio@kernel.org>
+  - Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
+
+description:
+  dwmac based Qualcomm ethernet devices which support Gigabit
+  ethernet (version v2.3.0 and onwards) with clocks, interconnects, etc.
+  managed by firmware
+
+allOf:
+  - $ref: snps,dwmac.yaml#
+
+properties:
+  compatible:
+    const: qcom,sa8255p-ethqos
+
+  reg:
+    maxItems: 2
+
+  reg-names:
+    items:
+      - const: stmmaceth
+      - const: rgmii
+
+  interrupts:
+    items:
+      - description: Combined signal for various interrupt events
+      - description: The interrupt that occurs when HW safety error triggered
+
+  interrupt-names:
+    items:
+      - const: macirq
+      - const: sfty
+
+  power-domains:
+    minItems: 2
+    maxItems: 2
+
+  power-domain-names:
+    items:
+      - const: core
+      - const: mdio
+
+  phys:
+    maxItems: 1
+
+  phy-names:
+    items:
+      - const: serdes
+
+  iommus:
+    maxItems: 1
+
+  dma-coherent: true
+
+required:
+  - compatible
+  - reg-names
+  - power-domains
+  - power-domain-names
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+
+    ethernet: ethernet@23040000 {
+        compatible = "qcom,sa8255p-ethqos";
+        reg = <0x23040000 0x10000>,
+              <0x23056000 0x100>;
+        reg-names = "stmmaceth", "rgmii";
+
+        iommus = <&apps_smmu 0x120 0x7>;
+
+        interrupts = <GIC_SPI 946 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 782 IRQ_TYPE_LEVEL_HIGH>;
+        interrupt-names = "macirq", "sfty";
+
+        dma-coherent;
+
+        snps,tso;
+        snps,pbl = <32>;
+        rx-fifo-depth = <16384>;
+        tx-fifo-depth = <16384>;
+
+        phy-handle = <&ethernet_phy>;
+        phy-mode = "2500base-x";
+
+        snps,mtl-rx-config = <&mtl_rx_setup1>;
+        snps,mtl-tx-config = <&mtl_tx_setup1>;
+
+        power-domains = <&scmi8_pd 0>, <&scmi8_pd 1>;
+        power-domain-names = "core", "mdio";
+
+        phys = <&serdes1>;
+        phy-names = "serdes";
+    };

Documentation/devicetree/bindings/net/renesas,rzn1-gmac.yaml

@@ -44,6 +44,9 @@ properties:
       phandle pointing to a PCS sub-node compatible with
       renesas,rzn1-miic.yaml#
 
+  power-domains:
+    maxItems: 1
+
 required:
   - compatible
 

Documentation/devicetree/bindings/net/renesas,rzv2h-gbeth.yaml

@@ -154,6 +154,9 @@ properties:
       Documentation/devicetree/bindings/net/pcs/renesas,rzn1-miic.yaml#
       (Refer RZ/T2H portion in the DT-binding file)
 
+  power-domains:
+    maxItems: 1
+
 required:
   - compatible
   - reg

Documentation/devicetree/bindings/net/rockchip-dwmac.yaml

@@ -123,6 +123,9 @@ properties:
   phy-supply:
     description: PHY regulator
 
+  power-domains:
+    maxItems: 1
+
 required:
   - compatible
   - clocks

Documentation/devicetree/bindings/net/snps,dwmac.yaml

@@ -72,6 +72,7 @@ properties:
         - nuvoton,ma35d1-dwmac
         - nxp,s32g2-dwmac
         - qcom,qcs404-ethqos
+        - qcom,sa8255p-ethqos
         - qcom,sa8775p-ethqos
         - qcom,sc8280xp-ethqos
         - qcom,sm8150-ethqos
@@ -185,7 +186,8 @@ properties:
           - const: ahb
 
   power-domains:
-    maxItems: 1
+    minItems: 1
+    maxItems: 2
 
   mac-mode:
     $ref: ethernet-controller.yaml#/properties/phy-connection-type
@@ -630,6 +632,7 @@ allOf:
                 - ingenic,x1830-mac
                 - ingenic,x2000-mac
                 - qcom,qcs404-ethqos
+                - qcom,sa8255p-ethqos
                 - qcom,sa8775p-ethqos
                 - qcom,sc8280xp-ethqos
                 - qcom,sm8150-ethqos

Documentation/devicetree/bindings/net/sophgo,cv1800b-dwmac.yaml

@@ -49,6 +49,9 @@ properties:
   reset-names:
     const: stmmaceth
 
+  power-domains:
+    maxItems: 1
+
 required:
   - compatible
   - reg

Documentation/devicetree/bindings/net/sophgo,sg2044-dwmac.yaml

@@ -52,6 +52,9 @@ properties:
   interrupt-names:
     maxItems: 1
 
+  power-domains:
+    maxItems: 1
+
   resets:
     maxItems: 1
 

Documentation/devicetree/bindings/net/starfive,jh7110-dwmac.yaml

@@ -75,6 +75,9 @@ properties:
       The argument one is the offset of phy mode selection, the
       argument two is the shift of phy mode selection.
 
+  power-domains:
+    maxItems: 1
+
 required:
   - compatible
   - reg

Documentation/devicetree/bindings/net/stm32-dwmac.yaml

@@ -121,6 +121,9 @@ properties:
     minItems: 1
     maxItems: 2
 
+  power-domains:
+    maxItems: 1
+
 required:
   - compatible
   - clocks

Documentation/devicetree/bindings/net/tesla,fsd-ethqos.yaml

@@ -67,6 +67,9 @@ properties:
       - rgmii-rxid
       - rgmii-txid
 
+  power-domains:
+    maxItems: 1
+
 required:
   - compatible
   - reg

Documentation/devicetree/bindings/net/thead,th1520-gmac.yaml

@@ -78,6 +78,9 @@ properties:
     items:
       - const: macirq
 
+  power-domains:
+    maxItems: 1
+
 required:
   - clocks
   - clock-names

Documentation/devicetree/bindings/net/toshiba,visconti-dwmac.yaml

@@ -48,6 +48,9 @@ properties:
   interrupt-names:
     const: macirq
 
+  power-domains:
+    maxItems: 1
+
 required:
   - compatible
   - reg

Documentation/devicetree/bindings/phy/qcom,sa8255p-dwmac-sgmii-phy.yaml

@@ -0,0 +1,50 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/phy/qcom,sa8255p-dwmac-sgmii-phy.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm SerDes/SGMII ethernet PHY controller (firmware managed)
+
+maintainers:
+  - Bartosz Golaszewski <brgl@kernel.org>
+
+description:
+  The SerDes PHY sits between the MAC and the external PHY and provides
+  separate Rx Tx lines.
+
+properties:
+  compatible:
+    const: qcom,sa8255p-dwmac-sgmii-phy
+
+  reg:
+    items:
+      - description: serdes
+
+  power-domains:
+    maxItems: 1
+
+  power-domain-names:
+    maxItems: 1
+
+  "#phy-cells":
+    const: 0
+
+required:
+  - compatible
+  - reg
+  - "#phy-cells"
+  - power-domains
+  - power-domain-names
+
+additionalProperties: false
+
+examples:
+  - |
+    phy@8901000 {
+        compatible = "qcom,sa8255p-dwmac-sgmii-phy";
+        reg = <0x08901000 0xe10>;
+        #phy-cells = <0>;
+        power-domains = <&scmi7_dvfs 0>;
+        power-domain-names = "serdes";
+    };