tests: drivers: flash: add ospi driver for RA8

Add test for ospi driver in RA8 boards

Signed-off-by: Tri Nguyen <[email protected]>
Signed-off-by: Thao Luong <[email protected]>

Author: Tri Nguyen

tests/drivers/flash/common/boards/ek_ra8d1.overlay

@@ -18,3 +18,9 @@
 		};
 	};
 };
+
+&ospi0 {
+	ospi-nor-flash@90000000 {
+		status = "disabled";
+	};
+};

tests/drivers/flash/common/boards/ek_ra8m1.overlay

@@ -18,3 +18,9 @@
 		};
 	};
 };
+
+&ospi0 {
+	ospi-nor-flash@90000000 {
+		status = "disabled";
+	};
+};

tests/drivers/flash/common/socs/ra8_ospi_nor.overlay

@@ -0,0 +1,10 @@
+/*
+ * Copyright (c) 2025 Renesas Electronics Corporation
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+&ospi0 {
+	ospi-nor-flash@90000000 {
+		status = "okay";
+	};
+};

tests/drivers/flash/common/src/main.c

@@ -12,6 +12,8 @@
 
 #if defined(CONFIG_NORDIC_QSPI_NOR)
 #define TEST_AREA_DEV_NODE	DT_INST(0, nordic_qspi_nor)
+#elif defined(CONFIG_FLASH_RENESAS_RA_OSPI_B)
+#define TEST_AREA_DEV_NODE DT_INST(0, renesas_ra_ospi_b_nor)
 #elif defined(CONFIG_SPI_NOR)
 #define TEST_AREA_DEV_NODE	DT_INST(0, jedec_spi_nor)
 #elif defined(CONFIG_FLASH_MSPI_NOR)
@@ -32,12 +34,18 @@
 #elif defined(TEST_AREA_DEV_NODE)
 
 #define TEST_AREA_DEVICE	DEVICE_DT_GET(TEST_AREA_DEV_NODE)
+#if defined CONFIG_FLASH_RENESAS_RA_OSPI_B
+#define TEST_AREA_OFFSET 0x40000
+#else
 #define TEST_AREA_OFFSET	0xff000
+#endif
 
 #if DT_NODE_HAS_PROP(TEST_AREA_DEV_NODE, size_in_bytes)
 #define TEST_AREA_MAX DT_PROP(TEST_AREA_DEV_NODE, size_in_bytes)
-#else
+#elif DT_NODE_HAS_PROP(TEST_AREA_DEV_NODE, size)
 #define TEST_AREA_MAX (DT_PROP(TEST_AREA_DEV_NODE, size) / 8)
+#else
+#define TEST_AREA_MAX DT_REG_SIZE(TEST_AREA_DEV_NODE)
 #endif
 
 #else

tests/drivers/flash/common/testcase.yaml

@@ -116,3 +116,9 @@ tests:
     extra_configs:
       - CONFIG_DMA=y
       - CONFIG_SOC_FLASH_SILABS_S2_DMA_READ=y
+  drivers.flash.common.ra8_ospi_nor:
+    platform_allow:
+      - ek_ra8m1
+      - ek_ra8d1
+    extra_args:
+      - DTC_OVERLAY_FILE=socs/ra8_ospi_nor.overlay