samples: drivers: Added Nand Test Application

Nand Test Application has added in sample/drivers folder.

Signed-off-by: Navinkumar Balabakthan <navinkumar.balabakthan@intel.com>

samples/drivers/soc_flash_nand/CMakeLists.txt

@@ -0,0 +1,8 @@
+# Copyright (c) 2023 Intel Corporation
+# SPDX-License-Identifier: Apache-2.0
+
+cmake_minimum_required(VERSION 3.20.0)
+find_package(Zephyr REQUIRED HINTS $ENV{ZEPHYR_BASE})
+project(cdns_nand)
+
+target_sources(app PRIVATE src/main.c)

samples/drivers/soc_flash_nand/boards/intel_socfpga_agilex5_socdk.overlay

@@ -0,0 +1,19 @@
+/*
+ * Copyright (C) 2023 Intel Corporation
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+/* The overlay file should be used to enable any
+ * dts nodes required by this application for this
+ * board.
+ */
+
+/ {
+	aliases {
+		nand = &nand;
+	};
+};
+
+&nand {
+	status = "okay";
+};

samples/drivers/soc_flash_nand/prj.conf

@@ -0,0 +1,10 @@
+# Copyright (c) 2023, Intel Corporation.
+# SPDX-License-Identifier: Apache-2.0
+
+# Misc
+CONFIG_HEAP_MEM_POOL_SIZE=363840
+
+# Enable Flash
+CONFIG_FLASH=y
+CONFIG_FLASH_PAGE_LAYOUT=y
+CONFIG_LOG=y

samples/drivers/soc_flash_nand/sample.yaml

@@ -0,0 +1,28 @@
+sample:
+  description: Cadence Nand Driver sample application.
+  name: cdns_nand
+tests:
+  sample.drivers.flash.soc_flash_nand:
+    platform_allow:
+      - intel_socfpga_agilex5_socdk
+    integration_platforms:
+      - intel_socfpga_agilex5_socdk
+    tags:
+      - flash
+      - cdns
+    harness: console
+    harness_config:
+      fixture: external_flash
+      type: multi_line
+      ordered: true
+      regex:
+        - "Nand flash driver test sample"
+        - "Nand flash driver block size 20000"
+        - "The Page size of 800"
+        - "Nand flash driver data erase successful...."
+        - "Nand flash driver write completed...."
+        - "Nand flash driver read completed...."
+        - "Nand flash driver read verified"
+        - "Nand flash driver data erase successful...."
+        - "Nand flash driver read verified after erase...."
+        - "Nand flash driver test sample completed...."

samples/drivers/soc_flash_nand/src/main.c

@@ -0,0 +1,150 @@
+/*
+ * Copyright (c) 2023, Intel Corporation.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include <zephyr/device.h>
+#include <zephyr/drivers/flash.h>
+#include <zephyr/kernel.h>
+#include <string.h>
+#include <zephyr/sys/printk.h>
+
+#ifndef OFFSET_PAGE
+#define OFFSET_PAGE    0x00
+#endif
+
+#ifndef NAND_NUM_PAGES
+#define NAND_NUM_PAGES 50
+#endif
+
+#define NAND_DEV       DEVICE_DT_GET(DT_ALIAS(nand));
+
+int main(void)
+{
+	const struct device *nand_dev;
+	struct flash_pages_info page;
+	size_t flash_block_size;
+	size_t total_pages;
+	int ret;
+	uint8_t *w_Page_buffer;
+	uint8_t *r_Page_buffer;
+	uint8_t page_data = 0;
+
+	printk("Nand flash driver test sample\n");
+
+	nand_dev = NAND_DEV;
+
+	if (!device_is_ready(nand_dev)) {
+		printk("Nand flash driver is not ready\n");
+		return -ENODEV;
+	}
+
+	total_pages = flash_get_page_count(nand_dev);
+
+	flash_block_size = flash_get_write_block_size(nand_dev);
+	printk("Nand flash driver block size %lx\n", flash_block_size);
+
+	ret = flash_get_page_info_by_offs(nand_dev, 0x00, &page);
+
+	if (ret < 0) {
+		printk("Nand flash driver page info error\n");
+		return ret;
+	}
+	printk("The Page size of %lx\n", page.size);
+
+	w_Page_buffer = (uint8_t *)k_malloc(page.size * NAND_NUM_PAGES);
+
+	r_Page_buffer = (uint8_t *)k_malloc(page.size * NAND_NUM_PAGES);
+
+	if (w_Page_buffer != NULL) {
+
+		for (int index = 0; index < page.size * NAND_NUM_PAGES; index++) {
+			w_Page_buffer[index] = (page_data++ % 255);
+		}
+
+	} else {
+		printk("Write memory not allocated\n");
+		return -ENOSR;
+	}
+
+	if (r_Page_buffer != NULL) {
+		memset(r_Page_buffer, 0x55, page.size * NAND_NUM_PAGES);
+	} else {
+		printk("Read memory not allocated\n");
+		k_free(w_Page_buffer);
+		return -ENOSR;
+	}
+
+	ret = flash_erase(nand_dev, OFFSET_PAGE, flash_block_size);
+
+	if (ret < 0) {
+		printk("Nand flash driver read Error\n");
+		k_free(w_Page_buffer);
+		k_free(r_Page_buffer);
+		return ret;
+	}
+	printk("Nand flash driver data erase successful....\n");
+
+	ret = flash_write(nand_dev, OFFSET_PAGE, w_Page_buffer, page.size * NAND_NUM_PAGES);
+	if (ret < 0) {
+		printk("Nand flash driver write error\n");
+		k_free(w_Page_buffer);
+		k_free(r_Page_buffer);
+		return ret;
+	}
+	printk("Nand flash driver write completed....\n");
+
+	ret = flash_read(nand_dev, OFFSET_PAGE, r_Page_buffer, page.size * NAND_NUM_PAGES);
+	if (ret < 0) {
+		printk("Nand flash driver read error\n");
+		k_free(w_Page_buffer);
+		k_free(r_Page_buffer);
+		return ret;
+	}
+
+	printk("Nand flash driver read completed....\n");
+
+	ret = memcmp(w_Page_buffer, r_Page_buffer, page.size * NAND_NUM_PAGES);
+
+	if (ret < 0) {
+		printk("Nand flash driver read not match\n");
+		k_free(w_Page_buffer);
+		k_free(r_Page_buffer);
+		return ret;
+	}
+	printk("Nand flash driver read verified\n");
+
+	ret = flash_erase(nand_dev, OFFSET_PAGE, flash_block_size);
+
+	if (ret < 0) {
+		printk("Nand flash driver read Error\n");
+		k_free(w_Page_buffer);
+		k_free(r_Page_buffer);
+		return ret;
+	}
+	printk("Nand flash driver data erase successful....\n");
+
+	ret = flash_read(nand_dev, OFFSET_PAGE, r_Page_buffer, page.size * NAND_NUM_PAGES);
+
+	if (ret != 0) {
+		printk("Nand flash driver read error\n");
+		k_free(w_Page_buffer);
+		k_free(r_Page_buffer);
+		return ret;
+	}
+	memset(w_Page_buffer, 0xFF, page.size * NAND_NUM_PAGES);
+
+	ret = memcmp(w_Page_buffer, r_Page_buffer, page.size * NAND_NUM_PAGES);
+
+	if (ret < 0) {
+		printk("Nand flash driver read not match\n");
+		k_free(w_Page_buffer);
+		k_free(r_Page_buffer);
+		return ret;
+	}
+	printk("Nand flash driver read verified after erase....\n");
+	printk("Nand flash driver test sample completed....\n");
+
+	return 0;
+}