Current AM2434 progress

boards/ti/am243x_launchpad/Kconfig.am243x_launchpad

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+# Texas Instruments AM243x Launchpad
+#
+# Copyright (c) 2025 Siemens Mobility GmbH
+#
+# SPDX-License-Identifier: Apache-2.0
+
+config BOARD_AM243X_LAUNCHPAD
+	select SOC_AM2434_MAIN_R5F0_0

boards/ti/am243x_launchpad/am243x_launchpad_main_r5f0_0-pinctrl.dtsi

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+/*
+ * Copyright (c) 2025 Siemens Mobility GmbH
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include <zephyr/dt-bindings/pinctrl/ti-k3-pinctrl.h>
+
+&pinctrl {
+	uart0_rx_default: uart0_rx_default {
+		pinmux = <K3_PINMUX(0x01d4, PIN_INPUT, MUX_MODE_2)>;
+	};
+
+	uart0_tx_default: uart0_tx_default {
+		pinmux = <K3_PINMUX(0x01d8, PIN_OUTPUT, MUX_MODE_2)>;
+	};
+
+	led0_output: led0_output { // GPIO0 22
+		pinmux = <K3_PINMUX(0x0058, PIN_OUTPUT, MUX_MODE_7)>;
+	};
+
+	ospi_clk: ospi_clk {
+		pinmux = <K3_PINMUX(0x0000, PIN_OUTPUT, MUX_MODE_0)>;
+	};
+
+	ospi_csn0: ospi_csn0 { // GPIO0 11
+		pinmux = <K3_PINMUX(0x002c, PIN_OUTPUT, MUX_MODE_0)>;
+	};
+
+	ospi_d0: ospi_d0 {
+		pinmux = <K3_PINMUX(0x000c, PIN_INPUT, MUX_MODE_0)>;
+	};
+
+	ospi_d1: ospi_d1 {
+		pinmux = <K3_PINMUX(0x0010, PIN_INPUT, MUX_MODE_0)>;
+	};
+
+	ospi_d2: ospi_d2 {
+		pinmux = <K3_PINMUX(0x0014, PIN_INPUT, MUX_MODE_0)>;
+	};
+
+	ospi_d3: ospi_d3 {
+		pinmux = <K3_PINMUX(0x0018, PIN_INPUT, MUX_MODE_0)>;
+	};
+
+	ospi_dqs: ospi_dqs {
+		pinmux = <K3_PINMUX(0x0008, PIN_INPUT, MUX_MODE_0)>;
+	};
+
+	ospi_lbclko: ospi_lbclko {
+		pinmux = <K3_PINMUX(0x0004, PIN_OUTPUT, MUX_MODE_0)>;
+	};
+
+	// the other leds can't be controlled due to
+	// https://github.com/zephyrproject-rtos/zephyr/issues/81100
+};

boards/ti/am243x_launchpad/am243x_launchpad_main_r5f0_0.dts

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+/*
+ * Copyright (c) 2025 Siemens Mobility GmbH
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+/dts-v1/;
+
+#include <ti/am2434_main_r5.dtsi>
+#include "am243x_launchpad_main_r5f0_0-pinctrl.dtsi"
+#include <zephyr/dt-bindings/gpio/gpio.h>
+
+/ {
+	model = "AM243x LaunchPad";
+	compatible = "ti,am243x_launchpad";
+
+	chosen {
+		zephyr,console = &uart0;
+		zephyr,shell-uart = &uart0;
+	};
+
+	leds {
+		compatible = "gpio-leds";
+		led0: led_0 {
+			gpios = <&gpio0 22 GPIO_ACTIVE_HIGH>;
+			label = "Test LED 1 Green";
+		};
+
+		// the other leds can't be controlled due to
+		// https://github.com/zephyrproject-rtos/zephyr/issues/81100
+	};
+
+	aliases {
+		led0 = &led0;
+	};
+
+};
+
+&mspi0 {
+	ce-gpios = <&gpio0 11 GPIO_ACTIVE_LOW>;
+	pinctrl-0 = <&ospi_clk &ospi_d0 &ospi_d1 &ospi_d2 &ospi_d3 &ospi_dqs &ospi_lbclko>;
+	pinctrl-names = "default";
+	#address-cells = <1>;
+	#size-cells = <0>;
+
+	s25hl512tfamhi010: qspi-nor-flash@0 {
+		compatible = "infineon,s25h-flash";
+		reg = <0>;
+		pinctrl-0 = <&ospi_csn0>;
+		pinctrl-names = "default";
+
+		reset-startup-time-us = <600>;
+
+		mspi-max-frequency = <DT_FREQ_M(50)>;
+
+		mspi-io-mode = "MSPI_IO_MODE_SINGLE";
+		mspi-data-rate = "MSPI_DATA_RATE_SINGLE";
+		mspi-hardware-ce-num = <0>;
+		mspi-cpp-mode = "MSPI_CPP_MODE_0";
+		mspi-ce-polarity = "MSPI_CE_ACTIVE_LOW";
+		address-length = "ADDR_3_BYTE";
+		command-length = "INSTR_1_BYTE";
+
+		status = "okay";
+	};
+	status = "okay";
+};
+
+&uart0 {
+	status = "okay";
+	pinctrl-0 = <&uart0_tx_default &uart0_rx_default>;
+	pinctrl-names = "default";
+	current-speed = <115200>;
+};
+
+&gpio0 {
+	status = "okay";
+	pinctrl-0 = <&led0_output>;
+	pinctrl-names = "default";
+};

boards/ti/am243x_launchpad/am243x_launchpad_main_r5f0_0_defconfig

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+# Texas Instruments AM243x Launchpad
+#
+# Copyright (c) 2025 Siemens Mobility GmbH
+#
+# SPDX-License-Identifier: Apache-2.0
+
+CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC=25000000
+
+# XIP is deactivated for now since we have no flash support yet
+CONFIG_XIP=n
+
+# Serial Driver
+CONFIG_SERIAL=y
+
+# Enable Console
+CONFIG_CONSOLE=y
+CONFIG_UART_CONSOLE=y

boards/ti/am243x_launchpad/board.yml

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+# Copyright (c) 2025 Siemens Mobility GmbH
+# SPDX-License-Identifier: Apache-2.0
+board:
+  name: am243x_launchpad
+  full_name: TI AM243x LaunchPad
+  vendor: ti
+  socs:
+  - name: am2434