Describe the two Marvell 88Q2110/QFN40 PHYs available on the R-Car V4M
Gray Hawk single-board. The two PHYs are wired up on the board by
default.
Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@xxxxxxxxxxxx>
---
.../dts/renesas/r8a779h0-gray-hawk-single.dts | 94 +++++++++++++++++++
1 file changed, 94 insertions(+)
diff --git a/arch/arm64/boot/dts/renesas/r8a779h0-gray-hawk-single.dts b/arch/arm64/boot/dts/renesas/r8a779h0-gray-hawk-single.dts
index f3a744e17d48..55b187765932 100644
--- a/arch/arm64/boot/dts/renesas/r8a779h0-gray-hawk-single.dts
+++ b/arch/arm64/boot/dts/renesas/r8a779h0-gray-hawk-single.dts
@@ -46,6 +46,8 @@ aliases {
serial0 = &hscif0;
serial1 = &hscif2;
ethernet0 = &avb0;
+ ethernet1 = &avb1;
+ ethernet2 = &avb2;
};
can_transceiver0: can-phy0 {
@@ -219,6 +221,48 @@ avb0_phy: ethernet-phy@0 {
};
};
+&avb1 {
+ pinctrl-0 = <&avb1_pins>;
+ pinctrl-names = "default";
+ phy-handle = <&avb1_phy>;
+ status = "okay";
+
+ mdio {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ reset-gpios = <&gpio6 1 GPIO_ACTIVE_LOW>;
+ reset-post-delay-us = <4000>;
+
+ avb1_phy: ethernet-phy@0 {
+ compatible = "ethernet-phy-ieee802.3-c45";
+ reg = <0>;
+ interrupts-extended = <&gpio6 3 IRQ_TYPE_LEVEL_LOW>;
+ };
+ };
+};
+
+&avb2 {
+ pinctrl-0 = <&avb2_pins>;
+ pinctrl-names = "default";
+ phy-handle = <&avb2_phy>;
+ status = "okay";
+
+ mdio {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ reset-gpios = <&gpio5 5 GPIO_ACTIVE_LOW>;
+ reset-post-delay-us = <4000>;
+
+ avb2_phy: ethernet-phy@0 {
+ compatible = "ethernet-phy-ieee802.3-c45";
+ reg = <0>;
+ interrupts-extended = <&gpio5 4 IRQ_TYPE_LEVEL_LOW>;
+ };
+ };
+};
+
&can_clk {
clock-frequency = <40000000>;
};
@@ -563,6 +607,56 @@ pins_mii {
};
};
+ avb1_pins: avb1 {
+ mux {
+ groups = "avb1_link", "avb1_mdio", "avb1_rgmii",
+ "avb1_txcrefclk";
+ function = "avb1";
+ };
+
+ link {
+ groups = "avb1_link";
+ bias-disable;
+ };
+
+ mdio {
+ groups = "avb1_mdio";
+ drive-strength = <24>;
+ bias-disable;
+ };
+
+ rgmii {
+ groups = "avb1_rgmii";
+ drive-strength = <24>;
+ bias-disable;
+ };
+ };
+
+ avb2_pins: avb2 {
+ mux {
+ groups = "avb2_link", "avb2_mdio", "avb2_rgmii",
+ "avb2_txcrefclk";
+ function = "avb2";
+ };
+
+ link {
+ groups = "avb2_link";
+ bias-disable;
+ };
+
+ mdio {
+ groups = "avb2_mdio";
+ drive-strength = <24>;
+ bias-disable;
+ };
+
+ rgmii {
+ groups = "avb2_rgmii";
+ drive-strength = <24>;
+ bias-disable;
+ };
+ };
+
can_clk_pins: can-clk {
groups = "can_clk";
function = "can_clk";
--
2.47.1
