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Diffstat (limited to 'arch/arm/dts/imx8mp-dhcom-som-overlay-eth2xfast.dts')
-rw-r--r--arch/arm/dts/imx8mp-dhcom-som-overlay-eth2xfast.dts24
1 files changed, 24 insertions, 0 deletions
diff --git a/arch/arm/dts/imx8mp-dhcom-som-overlay-eth2xfast.dts b/arch/arm/dts/imx8mp-dhcom-som-overlay-eth2xfast.dts
new file mode 100644
index 0000000000..82dadcea96
--- /dev/null
+++ b/arch/arm/dts/imx8mp-dhcom-som-overlay-eth2xfast.dts
@@ -0,0 +1,24 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR BSD-3-Clause)
+/*
+ * Copyright (C) 2023 Marek Vasut <marex@denx.de>
+ */
+#include "imx8mp-dhcom-som-overlay-eth1xfast.dts"
+
+/* Dual RMII 100/Full Fast ethernet on this SoM variant. */
+
+&fec { /* Second ethernet */
+ pinctrl-0 = <&pinctrl_fec_rmii>;
+ phy-handle = <&ethphy1f>;
+ phy-mode = "rmii";
+ status = "okay";
+
+ assigned-clock-parents = <&clk IMX8MP_SYS_PLL1_266M>,
+ <&clk IMX8MP_SYS_PLL2_100M>,
+ <&clk IMX8MP_SYS_PLL2_50M>,
+ <&clk IMX8MP_SYS_PLL2_50M>;
+ assigned-clock-rates = <0>, <100000000>, <50000000>, <0>;
+};
+
+&ethphy1f { /* SMSC LAN8740Ai */
+ status = "okay";
+};