The dwmac-sun8i hardware is present on the bananapi m3
It uses an external PHY rtl8211e via RGMII.
This patch create the needed emac and phy nodes.
Signed-off-by: Corentin Labbe <clabbe.montjoie@xxxxxxxxx>
---
arch/arm/boot/dts/sun8i-a83t-bananapi-m3.dts | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)
diff --git a/arch/arm/boot/dts/sun8i-a83t-bananapi-m3.dts b/arch/arm/boot/dts/sun8i-a83t-bananapi-m3.dts
index c606af3dbfed..45bdd5c17829 100644
--- a/arch/arm/boot/dts/sun8i-a83t-bananapi-m3.dts
+++ b/arch/arm/boot/dts/sun8i-a83t-bananapi-m3.dts
@@ -52,6 +52,7 @@
compatible = "sinovoip,bpi-m3", "allwinner,sun8i-a83t";
aliases {
+ ethernet0 = &emac;
serial0 = &uart0;
};
@@ -88,6 +89,23 @@
/* TODO GL830 USB-to-SATA bridge downstream w/ GPIO power controls */
};
+&emac {
+ pinctrl-names = "default";
+ pinctrl-0 = <&emac_rgmii_pins>;
+ phy-handle = <&ext_rgmii_phy>;
+ phy-mode = "rgmii";
+ allwinner,rx-delay-ps = <700>;
+ allwinner,tx-delay-ps = <700>;
+
+ status = "okay";
+};
+
+&mdio {
+ ext_rgmii_phy: ethernet-phy@1 {
+ reg = <1>;
+ };
+};
+
&mmc0 {
pinctrl-names = "default";
pinctrl-0 = <&mmc0_pins>;
--
2.13.6
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