[PATCH 3/3] arm64: dts: imx8ulp-evk: Add the fec support

From: Wei Fang
Date: Sun Jul 03 2022 - 22:16:14 EST


Enable the fec on i.MX8ULP EVK board.

Signed-off-by: Wei Fang <wei.fang@xxxxxxx>
---
arch/arm64/boot/dts/freescale/imx8ulp-evk.dts | 42 +++++++++++++++++++
1 file changed, 42 insertions(+)

diff --git a/arch/arm64/boot/dts/freescale/imx8ulp-evk.dts b/arch/arm64/boot/dts/freescale/imx8ulp-evk.dts
index 33e84c4e9ed8..ac635022ab45 100644
--- a/arch/arm64/boot/dts/freescale/imx8ulp-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx8ulp-evk.dts
@@ -38,7 +38,49 @@ &usdhc0 {
status = "okay";
};

+&clock_ext_ts {
+ /* External ts clock is 50MHZ from PHY on EVK board. */
+ clock-frequency = <50000000>;
+};
+
+&fec {
+ pinctrl-names = "default", "sleep";
+ pinctrl-0 = <&pinctrl_enet>;
+ pinctrl-1 = <&pinctrl_enet>;
+ assigned-clocks = <&cgc1 IMX8ULP_CLK_ENET_TS_SEL>;
+ assigned-clock-parents = <&clock_ext_ts>;
+ phy-mode = "rmii";
+ phy-handle = <&ethphy>;
+ status = "okay";
+
+ mdio {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ ethphy: ethernet-phy {
+ reg = <1>;
+ micrel,led-mode = <1>;
+ };
+ };
+};
+
&iomuxc1 {
+ pinctrl_enet: enetgrp {
+ fsl,pins = <
+ MX8ULP_PAD_PTE15__ENET0_MDC 0x43
+ MX8ULP_PAD_PTE14__ENET0_MDIO 0x43
+ MX8ULP_PAD_PTE17__ENET0_RXER 0x43
+ MX8ULP_PAD_PTE18__ENET0_CRS_DV 0x43
+ MX8ULP_PAD_PTF1__ENET0_RXD0 0x43
+ MX8ULP_PAD_PTE20__ENET0_RXD1 0x43
+ MX8ULP_PAD_PTE16__ENET0_TXEN 0x43
+ MX8ULP_PAD_PTE23__ENET0_TXD0 0x43
+ MX8ULP_PAD_PTE22__ENET0_TXD1 0x43
+ MX8ULP_PAD_PTE19__ENET0_REFCLK 0x43
+ MX8ULP_PAD_PTF10__ENET0_1588_CLKIN 0x43
+ >;
+ };
+
pinctrl_lpuart5: lpuart5grp {
fsl,pins = <
MX8ULP_PAD_PTF14__LPUART5_TX 0x3
--
2.25.1