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Subject[PATCH] arm64: allwinner: h6: orangepi-one-plus: Add Ethernet support
Date
Add Ethernet support for orangepi-one-plus board,
- Ethernet port connected via RTL8211E PHY
- GMAC_EN is connected via PD6
- GMAC-3V supplied from ALDO2 regulator

Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
---
.../allwinner/sun50i-h6-orangepi-one-plus.dts | 29 +++++++++++++++++++
1 file changed, 29 insertions(+)

diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h6-orangepi-one-plus.dts b/arch/arm64/boot/dts/allwinner/sun50i-h6-orangepi-one-plus.dts
index 0612c19cd994..eca5b7ea0d6d 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-h6-orangepi-one-plus.dts
+++ b/arch/arm64/boot/dts/allwinner/sun50i-h6-orangepi-one-plus.dts
@@ -21,6 +21,35 @@
chosen {
stdout-path = "serial0:115200n8";
};
+
+ reg_gmac_3v3: gmac-3v3 {
+ compatible = "regulator-fixed";
+ regulator-name = "vcc-gmac-3v3";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ startup-delay-us = <100000>;
+ enable-active-high;
+ gpio = <&pio 3 6 GPIO_ACTIVE_HIGH>; /* PD6 */
+ vin-supply = <&reg_aldo2>;
+ };
+};
+
+&emac {
+ pinctrl-names = "default";
+ pinctrl-0 = <&ext_rgmii_pins>;
+ phy-mode = "rgmii";
+ phy-handle = <&ext_rgmii_phy>;
+ phy-supply = <&reg_gmac_3v3>;
+ allwinner,rx-delay-ps = <200>;
+ allwinner,tx-delay-ps = <200>;
+ status = "okay";
+};
+
+&mdio {
+ ext_rgmii_phy: ethernet-phy@1 {
+ compatible = "ethernet-phy-ieee802.3-c22";
+ reg = <1>;
+ };
};

&mmc0 {
--
2.18.0.321.gffc6fa0e3
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