ARM: dts: r8a7742-iwg21d-q7: Enable Ethernet AVB

Enable Ethernet AVB on iWave RZ/G1H carrier board.

Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Reviewed-by: Marian-Cristian Rotariu <marian-cristian.rotariu.rb@bp.renesas.com>
Link: https://lore.kernel.org/r/1590420129-7531-4-git-send-email-prabhakar.mahadev-lad.rj@bp.renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>

diff --git a/arch/arm/boot/dts/r8a7742-iwg21d-q7.dts b/arch/arm/boot/dts/r8a7742-iwg21d-q7.dts
index bb1deb0..c57a571 100644 (file)
--- a/arch/arm/boot/dts/r8a7742-iwg21d-q7.dts
+++ b/arch/arm/boot/dts/r8a7742-iwg21d-q7.dts
@@ -15,6 +15,7 @@
        aliases {
                serial2 = &scifa2;
                serial4 = &scifb2;
+               ethernet0 = &avb;
        };
 
        chosen {
@@ -45,7 +46,27 @@
        };
 };
 
+&avb {
+       pinctrl-0 = <&avb_pins>;
+       pinctrl-names = "default";
+
+       phy-handle = <&phy3>;
+       phy-mode = "gmii";
+       renesas,no-ether-link;
+       status = "okay";
+
+       phy3: ethernet-phy@3 {
+               reg = <3>;
+               micrel,led-mode = <1>;
+       };
+};
+
 &pfc {
+       avb_pins: avb {
+               groups = "avb_mdio", "avb_gmii";
+               function = "avb";
+       };
+
        scifa2_pins: scifa2 {
                groups = "scifa2_data_c";
                function = "scifa2";