tests: mspi: Add apollo3p_evb board to flash test

The apollo3p_evb board has a ATXP032 NOR flash and driver is tested
in mspi/flash test.

Signed-off-by: Swift Tian <swift.tian@ambiq.com>

tests/drivers/mspi/flash/boards/apollo3p_evb.conf

@@ -0,0 +1,7 @@
+# Copyright (c) 2024 Ambiq Micro Inc. <www.ambiq.com>
+# SPDX-License-Identifier: Apache-2.0
+
+CONFIG_FLASH_MSPI_ATXP032=y
+CONFIG_MSPI_INIT_PRIORITY=40
+CONFIG_FLASH_INIT_PRIORITY=50
+CONFIG_PM_DEVICE=y

tests/drivers/mspi/flash/boards/apollo3p_evb.overlay

@@ -0,0 +1,107 @@
+/*
+ * Copyright (c) 2024 Ambiq Micro Inc. <www.ambiq.com>
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+/ {
+	aliases {
+		mspi0 = &mspi1;
+	};
+};
+
+&gpio32_63 {
+	status = "okay";
+};
+
+&mspi1 {
+
+	compatible = "ambiq,mspi-controller";
+	pinctrl-0 = <&mspi1_default>;
+	pinctrl-1 = <&mspi1_sleep>;
+	pinctrl-2 = <&mspi1_flash>;
+	pinctrl-names = "default","sleep","flash";
+	status = "okay";
+
+	ce-gpios = <&gpio32_63 18 GPIO_ACTIVE_LOW>;
+
+	cmdq-buffer-location = ".mspi_buff";
+	cmdq-buffer-size = <256>;
+
+	atxp032: atxp032@0 {
+		compatible = "mspi-atxp032";
+		size = <DT_SIZE_M(32)>;
+		reg = <0>;
+		status = "okay";
+		mspi-max-frequency = <48000000>;
+		mspi-io-mode = "MSPI_IO_MODE_OCTAL";
+		mspi-data-rate = "MSPI_DATA_RATE_SINGLE";
+		mspi-hardware-ce-num = <0>;
+		read-command = <0x0B>;
+		write-command = <0x02>;
+		command-length = "INSTR_1_BYTE";
+		address-length = "ADDR_4_BYTE";
+		rx-dummy = <8>;
+		tx-dummy = <0>;
+		xip-config = <1 0 0 0>;
+		ce-break-config = <0 0>;
+		ambiq,timing-config-mask = <3>;
+		ambiq,timing-config = <0 8 0 0 0 0 0 0>;
+	};
+
+};
+
+&pinctrl {
+
+	mspi1_sleep: mspi1_sleep{
+		group1 {
+			pinmux = <GPIO_P51>,
+				 <GPIO_P52>,
+				 <GPIO_P53>,
+				 <GPIO_P54>,
+				 <GPIO_P55>,
+				 <GPIO_P56>,
+				 <GPIO_P57>,
+				 <GPIO_P58>,
+				 <GPIO_P59>,
+				 <GPIO_P69>,
+				 <GPIO_P50>;
+		};
+	};
+
+	mspi1_flash: mspi1_flash{
+
+		group1 {
+			pinmux = <MSPI1_0_P51>,
+				 <MSPI1_1_P52>,
+				 <MSPI1_2_P53>,
+				 <MSPI1_3_P54>,
+				 <MSPI1_4_P55>,
+				 <MSPI1_5_P56>,
+				 <MSPI1_6_P57>,
+				 <MSPI1_7_P58>;
+			drive-strength = "0.75";
+			ambiq,iom-mspi = <0>;
+			ambiq,iom-num = <1>;
+		};
+
+		group2 {
+			pinmux = <MSPI1_8_P59>;
+			drive-strength = "0.75";
+			ambiq,iom-mspi = <0>;
+			ambiq,iom-num = <2>;
+		};
+
+		group3 {
+			pinmux = <NCE50_P50>;
+			drive-strength = "1.0";
+			ambiq,iom-mspi = <0>;
+			ambiq,iom-num = <1>;
+		};
+
+		group4 {
+			pinmux = <GPIO_P69>;
+		};
+
+	};
+
+};

tests/drivers/mspi/flash/testcase.yaml

@@ -7,10 +7,12 @@ tests:
       - drivers
       - mspi
       - flash
-    filter: dt_compat_enabled("zephyr,mspi-emul-controller")
-      and dt_compat_enabled("zephyr,mspi-emul-flash")
+    filter: dt_compat_enabled("zephyr,mspi-emul-flash") or
+            dt_compat_enabled("mspi-atxp032")
     harness: ztest
     platform_allow:
       - native_sim
+      - apollo3p_evb
     integration_platforms:
       - native_sim
+      - apollo3p_evb