1 files changed, 95 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/freescale/s32g274a-rdb2.dts b/arch/arm64/boot/dts/freescale/s32g274a-rdb2.dts
new file mode 100644
index 000000000000..ee3121b192e5
--- /dev/null
+++ b/arch/arm64/boot/dts/freescale/s32g274a-rdb2.dts
@@ -0,0 +1,95 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+/*
+ * Copyright (c) 2021 SUSE LLC
+ * Copyright 2019-2021, 2024 NXP
+ */
+
+/dts-v1/;
+
+#include "s32g2.dtsi"
+#include "s32gxxxa-rdb.dtsi"
+
+/ {
+	model = "NXP S32G2 Reference Design Board 2 (S32G-VNP-RDB2)";
+	compatible = "nxp,s32g274a-rdb2", "nxp,s32g2";
+
+	aliases {
+		ethernet0 = &gmac0;
+		serial0 = &uart0;
+		serial1 = &uart1;
+	};
+
+	chosen {
+		stdout-path = "serial0:115200n8";
+	};
+
+	/* 4GiB RAM */
+	memory@80000000 {
+		device_type = "memory";
+		reg = <0x0 0x80000000 0 0x80000000>,
+		      <0x8 0x80000000 0 0x80000000>;
+	};
+};
+
+/* UART (J2) to Micro USB port */
+&uart0 {
+	status = "okay";
+};
+
+/* UART (J1) to Micro USB port */
+&uart1 {
+	status = "okay";
+};
+
+&stm0 {
+	status = "okay";
+};
+
+&stm1 {
+	status = "okay";
+};
+
+&stm2 {
+	status = "okay";
+};
+
+&stm3 {
+	status = "okay";
+};
+
+&swt0 {
+	status = "okay";
+};
+
+&usdhc0 {
+	pinctrl-names = "default", "state_100mhz", "state_200mhz";
+	pinctrl-0 = <&pinctrl_usdhc0>;
+	pinctrl-1 = <&pinctrl_usdhc0_100mhz>;
+	pinctrl-2 = <&pinctrl_usdhc0_200mhz>;
+	disable-wp;
+	/* Remove no-1-8-v to enable higher speed modes for SD card.
+	 * However, this is not enough to enable HS400 or HS200 modes for eMMC.
+	 * In this case, the position of the resistor R797 must be changed
+	 * from A to B before removing the property.
+	 * If the property is removed without changing the resistor position,
+	 * HS*00 may be enabled, but the interface might be unstable because of
+	 * the wrong VCCQ voltage applied to the eMMC.
+	 */
+	no-1-8-v;
+	status = "okay";
+};
+
+&gmac0 {
+	clocks = <&clks 24>, <&clks 19>, <&clks 18>, <&clks 15>;
+	clock-names = "stmmaceth", "tx", "rx", "ptp_ref";
+	phy-mode = "rgmii-id";
+	phy-handle = <&rgmiiaphy1>;
+	status = "okay";
+};
+
+&gmac0mdio {
+	/* KSZ 9031 on RGMII */
+	rgmiiaphy1: ethernet-phy@1 {
+		reg = <1>;
+	};
+};