72 lines
1.8 KiB
C
72 lines
1.8 KiB
C
/*
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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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* 2012-01-01 aozima first implementation.
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* 2018-03-30 misonyo porting to gd32f30x
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*/
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#include <board.h>
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#include <rtthread.h>
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#include <rtdevice.h>
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#include "spi_flash.h"
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#include "spi_flash_sfud.h"
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#define SPI_BUS_NAME "spi0"
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#define SPI_DEVICE_NAME "spi01"
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#define SPI_FLASH_DEVICE_NAME "gd25q"
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#define GD25Q_SPI_CS_PIN 2 //PE3，在 drv_gpio.c 文件 pin_index pins[]中查到 PE3 编号为 2
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static int rt_hw_gd25q40_init(void)
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{
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rt_err_t res;
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static struct rt_spi_device spi_dev_gd25q; /* SPI设备对象 */
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static rt_base_t gd25q_cs_pin; /* SPI设备CS片选引脚 */
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gd25q_cs_pin = GD25Q_SPI_CS_PIN;
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rt_pin_mode(GD25Q_SPI_CS_PIN, GPIO_MODE_OUT_PP);
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res = rt_spi_bus_attach_device(&spi_dev_gd25q, SPI_DEVICE_NAME, SPI_BUS_NAME, (void*)gd25q_cs_pin);
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if (res != RT_EOK)
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{
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rt_kprintf("rt_spi_bus_attach_device() run failed!\n");
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return res;
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}
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return RT_EOK;
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}
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INIT_DEVICE_EXPORT(rt_hw_gd25q40_init);
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static int rt_hw_spi_flash_with_sfud_init(void)
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{
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if (RT_NULL == rt_sfud_flash_probe(SPI_FLASH_DEVICE_NAME, SPI_DEVICE_NAME))
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{
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return RT_ERROR;
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}
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return RT_EOK;
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}
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INIT_COMPONENT_EXPORT(rt_hw_spi_flash_with_sfud_init);
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#ifdef RT_USING_DFS
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#include <dfs_fs.h>
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int mnt_init(void)
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{
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if (dfs_mount(SPI_FLASH_DEVICE_NAME, "/", "elm", 0, 0) == 0)
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{
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rt_kprintf("spi flash mount success !\n");
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}
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else
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{
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rt_kprintf("spi flash mount failed!\n");
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}
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return 0;
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}
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MSH_CMD_EXPORT(mnt_init, mount spi flash to file system);
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#endif
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