File switch-to-rmii.patch of Package imx93-devicetree

From 55db7a17dc7e57b97ae0ff6a77fce970adfd92a0 Mon Sep 17 00:00:00 2001
From: dewit <dewit@inventeers.nl>
Date: Thu, 28 Aug 2025 12:50:00 +0200
Subject: [PATCH] Switch to rmii as per document: AN14149

---
 arch/arm64/boot/dts/freescale/imx93-11x11-frdm.dts | 7 ++++---
 arch/arm64/boot/dts/freescale/imx93.dtsi           | 3 ++-
 2 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/arch/arm64/boot/dts/freescale/imx93-11x11-frdm.dts b/arch/arm64/boot/dts/freescale/imx93-11x11-frdm.dts
index ef113686a5bf..c8da46bfb719 100644
--- a/arch/arm64/boot/dts/freescale/imx93-11x11-frdm.dts
+++ b/arch/arm64/boot/dts/freescale/imx93-11x11-frdm.dts
@@ -253,8 +253,8 @@ &fec {
 	pinctrl-names = "default", "sleep";
 	pinctrl-0 = <&pinctrl_fec>;
 	pinctrl-1 = <&pinctrl_fec_sleep>;
-	phy-mode = "rgmii-id";
-	phy-handle = <&ethphy2>;
+	phy-mode = "rmii";
+	phy-handle = <&ethphy1>;
 	fsl,magic-packet;
 	status = "okay";
 	local-mac-address = [ 00 11 22 33 44 55 ];
@@ -264,7 +264,7 @@ mdio {
 		#size-cells = <0>;
 		clock-frequency = <5000000>;
 
-		ethphy2: ethernet-phy@2 {
+		ethphy1: ethernet-phy@1 {
 			compatible = "ti,dp83822";
 			reg = <1>;
 			eee-broken-1000t;
@@ -652,6 +652,7 @@ MX93_PAD_ENET2_TD2__ENET1_RGMII_TD2		0x57e
 			MX93_PAD_ENET2_TD3__ENET1_RGMII_TD3		0x57e
 			MX93_PAD_ENET2_TXC__ENET1_RGMII_TXC		0x58e
 			MX93_PAD_ENET2_TX_CTL__ENET1_RGMII_TX_CTL	0x57e
+			MX93_PAD_ENET2_TD2__ENET1_TX_CLK    0x4000057e
 		>;
 	};
 
diff --git a/arch/arm64/boot/dts/freescale/imx93.dtsi b/arch/arm64/boot/dts/freescale/imx93.dtsi
index ecf3d031eb49..82c4f8750559 100644
--- a/arch/arm64/boot/dts/freescale/imx93.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx93.dtsi
@@ -1133,10 +1133,11 @@ fec: ethernet@42890000 {
 				assigned-clock-parents = <&clk IMX93_CLK_SYS_PLL_PFD1_DIV2>,
 							 <&clk IMX93_CLK_SYS_PLL_PFD0_DIV2>,
 							 <&clk IMX93_CLK_SYS_PLL_PFD1_DIV2>;
-				assigned-clock-rates = <100000000>, <250000000>, <50000000>;
+				assigned-clock-rates = <100000000>, <100000000>, <50000000>;
 				fsl,num-tx-queues = <3>;
 				fsl,num-rx-queues = <3>;
 				fsl,stop-mode = <&wakeupmix_gpr 0x0c 1>;
+				enet_clk_sel = <&wakeupmix_gpr 0x2C>;
 				nvmem-cells = <&eth_mac1>;
 				nvmem-cell-names = "mac-address";
 				status = "disabled";
-- 
2.51.0.windows.1