From: Yoshihiro Shimoda <yoshihiro.shimoda.uh@xxxxxxxxxxx>
This patch enables EthernetAVB for r8a77990 Ebisu board.
Based on a patch from Takeshi Kihara <takeshi.kihara.df@xxxxxxxxxxx>
Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@xxxxxxxxxxx>
Signed-off-by: Simon Horman <horms+renesas@xxxxxxxxxxxx>
---
arch/arm64/boot/dts/renesas/r8a77990-ebisu.dts | 28 ++++++++++++++++++++++++++
1 file changed, 28 insertions(+)
diff --git a/arch/arm64/boot/dts/renesas/r8a77990-ebisu.dts b/arch/arm64/boot/dts/renesas/r8a77990-ebisu.dts
index 63ee1347bb19..7a09d0524f9b 100644
--- a/arch/arm64/boot/dts/renesas/r8a77990-ebisu.dts
+++ b/arch/arm64/boot/dts/renesas/r8a77990-ebisu.dts
@@ -7,6 +7,7 @@
/dts-v1/;
#include "r8a77990.dtsi"
+#include <dt-bindings/gpio/gpio.h>
/ {
model = "Renesas Ebisu board based on r8a77990";
@@ -14,6 +15,7 @@
aliases {
serial0 = &scif2;
+ ethernet0 = &avb;
};
chosen {
@@ -28,10 +30,36 @@
};
};
+&avb {
+ pinctrl-0 = <&avb_pins>;
+ pinctrl-names = "default";
+ renesas,no-ether-link;
+ phy-handle = <&phy0>;
+ phy-mode = "rgmii-txid";
+ status = "okay";
+
+ phy0: ethernet-phy@0 {
+ rxc-skew-ps = <1500>;
+ reg = <0>;
+ interrupt-parent = <&gpio2>;
+ interrupts = <21 IRQ_TYPE_LEVEL_LOW>;
+ reset-gpios = <&gpio1 20 GPIO_ACTIVE_LOW>;
+ };
+};
+
&extal_clk {
clock-frequency = <48000000>;
};
+&pfc {
+ avb_pins: avb {
+ mux {
+ groups = "avb_link", "avb_mii";
+ function = "avb";
+ };
+ };
+};
+
&scif2 {
status = "okay";
};
--
2.11.0
