ARM: dts: owl-s500: Add ethernet support

Add Ethernet MAC device tree node for Actions Semi S500 SoC.

Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Cristian Ciocaltea <cristian.ciocaltea@gmail.com>
Signed-off-by: Manivannan Sadhasivam <mani@kernel.org>
Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Link: https://lore.kernel.org/r/222ee0c2cb431619f558dce9726585ac92f65e00.1623401998.git.cristian.ciocaltea@gmail.com
Link: https://lore.kernel.org/r/20210628072817.8269-2-mani@kernel.org'
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
diff --git a/arch/arm/boot/dts/owl-s500.dtsi b/arch/arm/boot/dts/owl-s500.dtsi
index cd635f2..739b4b9 100644
--- a/arch/arm/boot/dts/owl-s500.dtsi
+++ b/arch/arm/boot/dts/owl-s500.dtsi
@@ -324,5 +324,15 @@ mmc2: mmc@b0238000 {
 			dma-names = "mmc";
 			status = "disabled";
 		};
+
+		ethernet: ethernet@b0310000 {
+			compatible = "actions,s500-emac", "actions,owl-emac";
+			reg = <0xb0310000 0x10000>;
+			interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>;
+			clocks = <&cmu CLK_ETHERNET>, <&cmu CLK_RMII_REF>;
+			clock-names = "eth", "rmii";
+			resets = <&cmu RESET_ETHERNET>;
+			status = "disabled";
+		};
 	};
 };