ARM64: dts: meson-gxbb-odroidc2: add the ethernet PHY's reset GPIO

This resets the ethernet PHY during boot to get the PHY into a "clean" state. While here also explicitly specify the phy-mode instead of relying on the default-value from meson-gx.dtsi. Signed-off-by: Martin Blumenstingl <[email protected]> Tested-by: Neil Armstrong <[email protected]> Reviewed-by: Jerome Brunet <[email protected]> Signed-off-by: Kevin Hilman <[email protected]>
tdeneau · Mar 6, 2017 · b6ff272 · b6ff272
1 parent c1ae3cf
commit b6ff272
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts b/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts
@@ -152,6 +152,11 @@
 	pinctrl-0 = <&eth_rgmii_pins>;
 	pinctrl-names = "default";
 	phy-handle = <&eth_phy0>;
+	phy-mode = "rgmii";
+
+	snps,reset-gpio = <&gpio GPIOZ_14 0>;
+	snps,reset-delays-us = <0 10000 1000000>;
+	snps,reset-active-low;
 
 	mdio {
 		compatible = "snps,dwmac-mdio";