arm64: dts: m3ulcb: enable EthernetAVB

This supports Ethernet AVB on M3ULCB board

Signed-off-by: Vladimir Barinov <vladimir.barinov+renesas@cogentembedded.com>
Tested-by: Sjoerd Simons <sjoerd.simons@collabora.co.uk>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>

diff --git a/arch/arm64/boot/dts/renesas/r8a7796-m3ulcb.dts b/arch/arm64/boot/dts/renesas/r8a7796-m3ulcb.dts
index 02051a3..75974b2 100644 (file)
--- a/arch/arm64/boot/dts/renesas/r8a7796-m3ulcb.dts
+++ b/arch/arm64/boot/dts/renesas/r8a7796-m3ulcb.dts
@@ -20,6 +20,7 @@
 
        aliases {
                serial0 = &scif2;
+               ethernet0 = &avb;
        };
 
        chosen {
@@ -115,6 +116,11 @@
        pinctrl-0 = <&scif_clk_pins>;
        pinctrl-names = "default";
 
+       avb_pins: avb {
+               groups = "avb_mdc";
+               function = "avb";
+       };
+
        scif2_pins: scif2 {
                groups = "scif2_data_a";
                function = "scif2";
@@ -155,6 +161,32 @@
        };
 };
 
+&avb {
+       pinctrl-0 = <&avb_pins>;
+       pinctrl-names = "default";
+       renesas,no-ether-link;
+       phy-handle = <&phy0>;
+       status = "okay";
+
+       phy0: ethernet-phy@0 {
+               rxc-skew-ps = <900>;
+               rxdv-skew-ps = <0>;
+               rxd0-skew-ps = <0>;
+               rxd1-skew-ps = <0>;
+               rxd2-skew-ps = <0>;
+               rxd3-skew-ps = <0>;
+               txc-skew-ps = <900>;
+               txen-skew-ps = <0>;
+               txd0-skew-ps = <0>;
+               txd1-skew-ps = <0>;
+               txd2-skew-ps = <0>;
+               txd3-skew-ps = <0>;
+               reg = <0>;
+               interrupt-parent = <&gpio2>;
+               interrupts = <11 IRQ_TYPE_LEVEL_LOW>;
+       };
+};
+
 &sdhi0 {
        pinctrl-0 = <&sdhi0_pins>;
        pinctrl-1 = <&sdhi0_pins_uhs>;