/* * Copyright (c) 2006-2022, RT-Thread Development Team * * SPDX-License-Identifier: Apache-2.0 * * Change Logs: * Date Author Notes * 2021-12-31 BruceOu first implementation */ #include #include "drv_spi.h" #include "spi_flash.h" #ifdef RT_USING_SFUD #include "spi_flash_sfud.h" #endif #include #include #define SPI_BUS_NAME "spi0" #define SPI_DEVICE_NAME "spi01" #define SPI_FLASH_DEVICE_NAME "gd25q" #define GD25Q_SPI_CS_GPIOX GPIOE #define GD25Q_SPI_CS_GPIOX_PIN_X GPIO_PIN_3 static int rt_hw_spi_flash_init(void) { rt_err_t res; static struct rt_spi_device spi_dev_gd25q; /* SPI device */ static struct gd32_spi_cs spi_cs; spi_cs.GPIOx = GD25Q_SPI_CS_GPIOX; spi_cs.GPIO_Pin = GD25Q_SPI_CS_GPIOX_PIN_X; #if defined SOC_SERIES_GD32F4xx gpio_mode_set(spi_cs.GPIOx, GPIO_MODE_OUTPUT, GPIO_PUPD_NONE, spi_cs.GPIO_Pin); gpio_output_options_set(spi_cs.GPIOx, GPIO_OTYPE_PP, GPIO_OSPEED_50MHZ, spi_cs.GPIO_Pin); gpio_bit_set(spi_cs.GPIOx, spi_cs.GPIO_Pin); #else gpio_init(spi_cs.GPIOx, GPIO_MODE_AF_PP, GPIO_OSPEED_50MHZ, spi_cs.GPIO_Pin); #endif res = rt_spi_bus_attach_device(&spi_dev_gd25q, SPI_FLASH_DEVICE_NAME, SPI_BUS_NAME, (void*)&spi_cs); if (res != RT_EOK) { rt_kprintf("rt_spi_bus_attach_device() run failed!\n"); return res; } return RT_EOK; } INIT_DEVICE_EXPORT(rt_hw_spi_flash_init); #ifdef RT_USING_SFUD static int rt_hw_spi_flash_with_sfud_init(void) { if (RT_NULL == rt_sfud_flash_probe(SPI_FLASH_CHIP, SPI_FLASH_DEVICE_NAME)) { return RT_ERROR; }; return RT_EOK; } INIT_COMPONENT_EXPORT(rt_hw_spi_flash_with_sfud_init) #endif #ifdef RT_USING_DFS #include int mnt_init(void) { if (dfs_mount(SPI_FLASH_DEVICE_NAME, "/", "elm", 0, 0) == 0) { rt_kprintf("spi flash mount success !\n"); } else { rt_kprintf("spi flash mount failed!\n"); } return 0; } MSH_CMD_EXPORT(mnt_init, mount spi flash to file system); #endif