arm64: dts: renesas: Add compatible properties to KSZ9031 Ethernet PHYs

Add compatible values to Ethernet PHY subnodes representing Micrel
KSZ9031 PHYs on R-Car Gen3 boards.  This allows software to identify the
PHY model at any time, regardless of the state of the PHY reset line.
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Link: https://lore.kernel.org/r/07bd7e04dda9e84cde0664980f0b1a6d69e03109.1631174218.git.geert+renesas@glider.be

arch/arm64/boot/dts/renesas/draak.dtsi

@@ -243,6 +243,8 @@ &avb {
 	status = "okay";
 
 	phy0: ethernet-phy@0 {
+		compatible = "ethernet-phy-id0022.1622",
+			     "ethernet-phy-ieee802.3-c22";
 		rxc-skew-ps = <1500>;
 		reg = <0>;
 		interrupt-parent = <&gpio5>;

arch/arm64/boot/dts/renesas/ebisu.dtsi

@@ -302,6 +302,8 @@ &avb {
 	status = "okay";
 
 	phy0: ethernet-phy@0 {
+		compatible = "ethernet-phy-id0022.1622",
+			     "ethernet-phy-ieee802.3-c22";
 		rxc-skew-ps = <1500>;
 		reg = <0>;
 		interrupt-parent = <&gpio2>;

arch/arm64/boot/dts/renesas/r8a77970-eagle.dts

@@ -92,6 +92,8 @@ &avb {
 	status = "okay";
 
 	phy0: ethernet-phy@0 {
+		compatible = "ethernet-phy-id0022.1622",
+			     "ethernet-phy-ieee802.3-c22";
 		rxc-skew-ps = <1500>;
 		reg = <0>;
 		interrupt-parent = <&gpio1>;

arch/arm64/boot/dts/renesas/r8a77970-v3msk.dts

@@ -107,6 +107,8 @@ &avb {
 	status = "okay";
 
 	phy0: ethernet-phy@0 {
+		compatible = "ethernet-phy-id0022.1622",
+			     "ethernet-phy-ieee802.3-c22";
 		rxc-skew-ps = <1500>;
 		reg = <0>;
 		interrupt-parent = <&gpio1>;

arch/arm64/boot/dts/renesas/r8a77980-condor.dts

@@ -132,6 +132,8 @@ &gether {
 	status = "okay";
 
 	phy0: ethernet-phy@0 {
+		compatible = "ethernet-phy-id0022.1622",
+			     "ethernet-phy-ieee802.3-c22";
 		rxc-skew-ps = <1500>;
 		reg = <0>;
 		interrupt-parent = <&gpio4>;

arch/arm64/boot/dts/renesas/r8a77980-v3hsk.dts

@@ -113,6 +113,8 @@ &gether {
 	status = "okay";
 
 	phy0: ethernet-phy@0 {
+		compatible = "ethernet-phy-id0022.1622",
+			     "ethernet-phy-ieee802.3-c22";
 		reg = <0>;
 		interrupt-parent = <&gpio4>;
 		interrupts = <23 IRQ_TYPE_LEVEL_LOW>;

arch/arm64/boot/dts/renesas/r8a779a0-falcon.dts

@@ -27,6 +27,8 @@ &avb0 {
 	status = "okay";
 
 	phy0: ethernet-phy@0 {
+		compatible = "ethernet-phy-id0022.1622",
+			     "ethernet-phy-ieee802.3-c22";
 		rxc-skew-ps = <1500>;
 		reg = <0>;
 		interrupt-parent = <&gpio4>;

arch/arm64/boot/dts/renesas/salvator-common.dtsi

@@ -340,6 +340,8 @@ &avb {
 	status = "okay";
 
 	phy0: ethernet-phy@0 {
+		compatible = "ethernet-phy-id0022.1622",
+			     "ethernet-phy-ieee802.3-c22";
 		rxc-skew-ps = <1500>;
 		reg = <0>;
 		interrupt-parent = <&gpio2>;

arch/arm64/boot/dts/renesas/ulcb.dtsi

@@ -154,6 +154,8 @@ &avb {
 	status = "okay";
 
 	phy0: ethernet-phy@0 {
+		compatible = "ethernet-phy-id0022.1622",
+			     "ethernet-phy-ieee802.3-c22";
 		rxc-skew-ps = <1500>;
 		reg = <0>;
 		interrupt-parent = <&gpio2>;