[PATCH v2] ARM: dts: imx6qdl-gw5904: add internal mdio nodes

From: Tim Harvey
Date: Mon Aug 28 2023 - 16:12:42 EST


Complete the switch definition by adding the internal mdio nodes.

This does not change behavior on Linux but is required if the dt is used
for U-Boot which requires the internal PHY ports to be defined for
DSA.

Signed-off-by: Tim Harvey <tharvey@xxxxxxxxxxxxx>
Reviewed-by: Vladimir Oltean <vladimir.oltean@xxxxxxx>
---
v2: rebase and update commit log
---
arch/arm/boot/dts/nxp/imx/imx6qdl-gw5904.dtsi | 29 +++++++++++++++++++
1 file changed, 29 insertions(+)

diff --git a/arch/arm/boot/dts/nxp/imx/imx6qdl-gw5904.dtsi b/arch/arm/boot/dts/nxp/imx/imx6qdl-gw5904.dtsi
index 9594bc5745ed..3375b3fd8d4c 100644
--- a/arch/arm/boot/dts/nxp/imx/imx6qdl-gw5904.dtsi
+++ b/arch/arm/boot/dts/nxp/imx/imx6qdl-gw5904.dtsi
@@ -212,6 +212,27 @@ switch@0 {
compatible = "marvell,mv88e6085";
reg = <0>;

+ mdio {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ sw_phy0: ethernet-phy@0 {
+ reg = <0x0>;
+ };
+
+ sw_phy1: ethernet-phy@1 {
+ reg = <0x1>;
+ };
+
+ sw_phy2: ethernet-phy@2 {
+ reg = <0x2>;
+ };
+
+ sw_phy3: ethernet-phy@3 {
+ reg = <0x3>;
+ };
+ };
+
ports {
#address-cells = <1>;
#size-cells = <0>;
@@ -219,21 +240,29 @@ ports {
port@0 {
reg = <0>;
label = "lan4";
+ phy-handle = <&sw_phy0>;
+ phy-mode = "internal";
};

port@1 {
reg = <1>;
label = "lan3";
+ phy-handle = <&sw_phy1>;
+ phy-mode = "internal";
};

port@2 {
reg = <2>;
label = "lan2";
+ phy-handle = <&sw_phy2>;
+ phy-mode = "internal";
};

port@3 {
reg = <3>;
label = "lan1";
+ phy-handle = <&sw_phy3>;
+ phy-mode = "internal";
};

port@5 {
--
2.25.1