Describe and connect the five Marvell 88Q2110 PHYs present on the Falcon
Ethernet breakout board.
Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@xxxxxxxxxxxx>
---
* Changes since v1
- Remove the specific "ethernet-phy-id002b.0980" compatible value and
depend on the MDIO bus properly probing the PHY.
---
.../dts/renesas/r8a779a0-falcon-ethernet.dtsi | 242 ++++++++++++++++++
1 file changed, 242 insertions(+)
diff --git a/arch/arm64/boot/dts/renesas/r8a779a0-falcon-ethernet.dtsi b/arch/arm64/boot/dts/renesas/r8a779a0-falcon-ethernet.dtsi
index e11bf9ace776..2a8537e13873 100644
--- a/arch/arm64/boot/dts/renesas/r8a779a0-falcon-ethernet.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a779a0-falcon-ethernet.dtsi
@@ -5,6 +5,121 @@
* Copyright (C) 2021 Glider bv
*/
+/ {
+ aliases {
+ ethernet1 = &avb1;
+ ethernet2 = &avb2;
+ ethernet3 = &avb3;
+ ethernet4 = &avb4;
+ ethernet5 = &avb5;
+ };
+};
+
+&avb1 {
+ pinctrl-0 = <&avb1_pins>;
+ pinctrl-names = "default";
+ phy-handle = <&avb1_phy>;
+ status = "okay";
+
+ mdio {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ reset-gpios = <&gpio5 15 GPIO_ACTIVE_LOW>;
+ reset-post-delay-us = <4000>;
+
+ avb1_phy: ethernet-phy@7 {
+ compatible = "ethernet-phy-ieee802.3-c45";
+ reg = <7>;
+ interrupts-extended = <&gpio5 16 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 = <&gpio6 15 GPIO_ACTIVE_LOW>;
+ reset-post-delay-us = <4000>;
+
+ avb2_phy: ethernet-phy@7 {
+ compatible = "ethernet-phy-ieee802.3-c45";
+ reg = <7>;
+ interrupts-extended = <&gpio6 16 IRQ_TYPE_LEVEL_LOW>;
+ };
+ };
+};
+
+&avb3 {
+ pinctrl-0 = <&avb3_pins>;
+ pinctrl-names = "default";
+ phy-handle = <&avb3_phy>;
+ status = "okay";
+
+ mdio {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ reset-gpios = <&gpio7 15 GPIO_ACTIVE_LOW>;
+ reset-post-delay-us = <4000>;
+
+ avb3_phy: ethernet-phy@7 {
+ compatible = "ethernet-phy-ieee802.3-c45";
+ reg = <7>;
+ interrupts-extended = <&gpio7 16 IRQ_TYPE_LEVEL_LOW>;
+ };
+ };
+};
+
+&avb4 {
+ pinctrl-0 = <&avb4_pins>;
+ pinctrl-names = "default";
+ phy-handle = <&avb4_phy>;
+ status = "okay";
+
+ mdio {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ reset-gpios = <&gpio8 15 GPIO_ACTIVE_LOW>;
+ reset-post-delay-us = <4000>;
+
+ avb4_phy: ethernet-phy@7 {
+ compatible = "ethernet-phy-ieee802.3-c45";
+ reg = <7>;
+ interrupts-extended = <&gpio8 16 IRQ_TYPE_LEVEL_LOW>;
+ };
+ };
+};
+
+&avb5 {
+ pinctrl-0 = <&avb5_pins>;
+ pinctrl-names = "default";
+ phy-handle = <&avb5_phy>;
+ status = "okay";
+
+ mdio {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ reset-gpios = <&gpio9 15 GPIO_ACTIVE_LOW>;
+ reset-post-delay-us = <4000>;
+
+ avb5_phy: ethernet-phy@7 {
+ compatible = "ethernet-phy-ieee802.3-c45";
+ reg = <7>;
+ interrupts-extended = <&gpio9 16 IRQ_TYPE_LEVEL_LOW>;
+ };
+ };
+};
+
&i2c0 {
eeprom@53 {
compatible = "rohm,br24g01", "atmel,24c01";
@@ -13,3 +128,130 @@ eeprom@53 {
pagesize = <8>;
};
};
+
+&pfc {
+ 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;
+ };
+ };
+
+ avb3_pins: avb3 {
+ mux {
+ groups = "avb3_link", "avb3_mdio", "avb3_rgmii",
+ "avb3_txcrefclk";
+ function = "avb3";
+ };
+
+ link {
+ groups = "avb3_link";
+ bias-disable;
+ };
+
+ mdio {
+ groups = "avb3_mdio";
+ drive-strength = <24>;
+ bias-disable;
+ };
+
+ rgmii {
+ groups = "avb3_rgmii";
+ drive-strength = <24>;
+ bias-disable;
+ };
+ };
+
+ avb4_pins: avb4 {
+ mux {
+ groups = "avb4_link", "avb4_mdio", "avb4_rgmii",
+ "avb4_txcrefclk";
+ function = "avb4";
+ };
+
+ link {
+ groups = "avb4_link";
+ bias-disable;
+ };
+
+ mdio {
+ groups = "avb4_mdio";
+ drive-strength = <24>;
+ bias-disable;
+ };
+
+ rgmii {
+ groups = "avb4_rgmii";
+ drive-strength = <24>;
+ bias-disable;
+ };
+ };
+
+ avb5_pins: avb5 {
+ mux {
+ groups = "avb5_link", "avb5_mdio", "avb5_rgmii",
+ "avb5_txcrefclk";
+ function = "avb5";
+ };
+
+ link {
+ groups = "avb5_link";
+ bias-disable;
+ };
+
+ mdio {
+ groups = "avb5_mdio";
+ drive-strength = <24>;
+ bias-disable;
+ };
+
+ rgmii {
+ groups = "avb5_rgmii";
+ drive-strength = <24>;
+ bias-disable;
+ };
+ };
+};
--
2.46.2
