arm: dts: k3-am625-sk-lpmdemo: Add CPSW-3G support

CPSW-3G driver supports suspend/resume. Add it.

Signed-off-by: Roger Quadros <rogerq@kernel.org>

arch/arm64/boot/dts/ti/k3-am625-sk-lpmdemo.dts

@@ -266,3 +266,41 @@
  disable-wp;
  no-1-8-v;
 };
+
+&main_pktdma {
+ status = "okay";
+};
+
+&cpsw3g {
+ status = "okay";
+ pinctrl-names = "default";
+ pinctrl-0 = <&main_mdio1_pins_default
+ &main_rgmii1_pins_default
+ &main_rgmii2_pins_default>;
+};
+
+&cpsw_port1 {
+ phy-mode = "rgmii-rxid";
+ phy-handle = <&cpsw3g_phy0>;
+};
+
+&cpsw_port2 {
+ phy-mode = "rgmii-rxid";
+ phy-handle = <&cpsw3g_phy1>;
+};
+
+&cpsw3g_mdio {
+ cpsw3g_phy0: ethernet-phy@0 {
+ reg = <0>;
+ ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>;
+ ti,fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_4_B_NIB>;
+ ti,min-output-impedance;
+ };
+
+ cpsw3g_phy1: ethernet-phy@1 {
+ reg = <1>;
+ ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>;
+ ti,fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_4_B_NIB>;
+ ti,min-output-impedance;
+ };
+};