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128 lines
3.3 KiB
128 lines
3.3 KiB
/*
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* Copyright (c) 2006-2021, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2025-11-22 Administrator the first version
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*//*
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* Copyright (c) 2006-2021, RT-Thread Development Team
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Change Logs:
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* Date Author Notes
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* 2025-11-22 Administrator the first version
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*/
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#include <rtthread.h>
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#include <rtdevice.h>
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#include "fal_cfg.h"
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#include "spi_flash.h"
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#include "spi_flash_sfud.h"
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#include "drv_qspi.h"
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#include "dfs_fs.h"
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#include "fal.h"
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/* 添加 DEBUG 头文件 */
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#include <rtdbg.h>
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char w25qxx_read_status_register2(struct rt_qspi_device *device)
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{
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/* 0x35 read status register2 */
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char instruction = 0x35, status;
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rt_qspi_send_then_recv(device, &instruction, 1, &status, 1);
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return status;
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}
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void w25qxx_write_enable(struct rt_qspi_device *device)
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{
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/* 0x06 write enable */
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char instruction = 0x06;
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rt_qspi_send(device, &instruction, 1);
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}
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void w25qxx_enter_qspi_mode(struct rt_qspi_device *device)
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{
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char status = 0;
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/* 0x38 enter qspi mode */
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char instruction = 0x38;
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char write_status2_buf[2] = {0};
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/* 0x31 write status register2 */
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write_status2_buf[0] = 0x31;
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status = w25qxx_read_status_register2(device);
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if (!(status & 0x02))
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{
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status |= 1 << 1;
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w25qxx_write_enable(device);
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write_status2_buf[1] = status;
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rt_qspi_send(device, &write_status2_buf, 2);
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rt_qspi_send(device, &instruction, 1);
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LOG_D("flash already enter qspi mode");
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rt_thread_mdelay(10);
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}
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}
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int spi_flash_init(void)
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{
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rt_err_t ret = stm32_qspi_bus_attach_device("qspi1", "qspi10", RT_NULL, 4, w25qxx_enter_qspi_mode, RT_NULL);
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if (ret != RT_EOK)
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{
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LOG_E("qspi attach device failed\n");
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return -RT_ERROR;
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}
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/* init W25Q256 */
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// spi_flash_dev_name 需要用配置文件内的，spi_dev_name实际是SPI挂在参数
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if(rt_sfud_flash_probe(FAL_USING_NOR_FLASH_DEV_NAME, "qspi10") == RT_NULL)
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{
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LOG_E("rt sfud flash error");
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return -1;
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}
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LOG_I("SFUD flash '%s' probed successfully.", FAL_USING_NOR_FLASH_DEV_NAME);
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/* 初始化 fal */
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int fal_ = fal_init();
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if (fal_ > 0)
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{
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LOG_I("FAL Number of partitions = %d",fal_);
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}else{
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return -1;
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}
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/* 创建 MTD 块设备 */
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if (fal_mtd_nor_device_create("sysdata") == RT_NULL)
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{
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LOG_E("Failed to create MTD device for sysdata!");
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return -1;
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}
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LOG_I("MTD device 'sysdata' created.");
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return RT_EOK;
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}
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INIT_DEVICE_EXPORT(spi_flash_init);
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int qspi_fal(void)
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{
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LOG_I("Create file path /sys");
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mkdir("/sys", 0777);
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/* 挂载 littlefs */
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if (dfs_mount("sysdata", "/sys", "lfs", 0, NULL) == RT_EOK)
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{
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LOG_I("Filesystem initialized!");
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}
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else
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{
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LOG_E("Format memory sysdata");
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/* 格式化文件系统 */
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dfs_mkfs("lfs", "sysdata");
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/* 挂载 littlefs */
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if (dfs_mount("sysdata", "/sys", "lfs", 0, NULL) == RT_EOK)
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{
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LOG_I("Filesystem initialized!");
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}
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else
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{
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LOG_E("Failed to initialize filesystem!");
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}
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}
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return RT_EOK;
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}
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INIT_COMPONENT_EXPORT(qspi_fal);
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