samples: drivers: mspi: configure the sample to run on stm32h573_dk

Declare the xspi node of the stm32h573i_dk node
to be MSPI "st,stm32-mspi-controller"compatible
when running the samples/drivers/mspi/

Signed-off-by: Francois Ramu <[email protected]>

Author: FRASTM

samples/drivers/mspi/mspi_flash/boards/stm32h573i_dk.conf

@@ -0,0 +1,2 @@
+CONFIG_LOG=y
+CONFIG_MSPI_LOG_LEVEL_INF=y

samples/drivers/mspi/mspi_flash/boards/stm32h573i_dk.overlay

@@ -0,0 +1,74 @@
+/*
+ * Copyright (c) 2025 STMicroelectronics
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+/* Replace the xspi1 by a "st,stm32-mspi-controller" compatible */
+/delete-node/ &xspi1;
+
+/ {
+	aliases {
+		/* The sample gets the DT_ALIAS(flash0) as the mspi device */
+		flash0 = &mx25lm51245;
+	};
+
+	soc {
+		xspi1: mspi@47001400 {
+			compatible = "st,stm32-mspi-controller";
+			reg = <0x47001400 0x400>, <0x90000000 DT_SIZE_M(256)>;
+			interrupts = <78 0>;
+			clock-names = "xspix", "xspi-ker";
+			clocks = <&rcc STM32_CLOCK(AHB4, 20U)>,
+				<&rcc STM32_SRC_PLL1_Q OCTOSPI1_SEL(1)>;
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			clock-frequency = < 0x17d7840 >;
+			op-mode = "MSPI_CONTROLLER";
+			duplex = "MSPI_HALF_DUPLEX";
+			dqs-support;
+
+			status = "okay";
+
+			pinctrl-0 = <&octospi1_io0_pb1 &octospi1_io1_pd12
+				&octospi1_io2_pc2 &octospi1_io3_pd13
+				&octospi1_io4_ph2 &octospi1_io5_ph3
+				&octospi1_io6_pg9 &octospi1_io7_pc0
+				&octospi1_clk_pf10 &octospi1_ncs_pg6
+				&octospi1_dqs_pb2>;
+			pinctrl-names = "default";
+
+			mx25lm51245: ospi-nor-flash@0 {
+				compatible = "jedec,mspi-nor";
+				reg = <0>;
+				size = <DT_SIZE_M(512)>; /* 512 Mbits */
+
+				status = "okay";
+
+				mspi-max-frequency = <DT_FREQ_M(50)>;
+				mspi-io-mode = "MSPI_IO_MODE_OCTAL";
+				mspi-data-rate = "MSPI_DATA_RATE_SINGLE"; /* as first step */
+				mspi-hardware-ce-num = <0>;
+				read-command = <0x13>; /* ReaD 4Bytes */
+				write-command = <0x12>; /* WRite 4Bytes */
+				command-length = "INSTR_1_BYTE";
+				address-length = "ADDR_4_BYTE";
+				rx-dummy = <8>;
+				tx-dummy = <0>;
+				jedec-id = [c2 85 3a];
+
+				partitions {
+					compatible = "fixed-partitions";
+					#address-cells = <1>;
+					#size-cells = <1>;
+
+					partition@0 {
+						label = "nor";
+						reg = <0x00000000 DT_SIZE_M(64)>;
+					};
+				};
+			};
+		};
+	};
+};