[bsp][nuvoton_m487]Add SPI drive

bsp/nuvoton_m487/.config

@@ -7,6 +7,8 @@
 # RT-Thread Kernel
 #
 CONFIG_RT_NAME_MAX=8
+# CONFIG_RT_USING_ARCH_DATA_TYPE is not set
+# CONFIG_RT_USING_SMP is not set
 CONFIG_RT_ALIGN_SIZE=4
 # CONFIG_RT_THREAD_PRIORITY_8 is not set
 CONFIG_RT_THREAD_PRIORITY_32=y
@@ -62,6 +64,7 @@ CONFIG_RT_USING_DEVICE=y
 CONFIG_RT_USING_CONSOLE=y
 CONFIG_RT_CONSOLEBUF_SIZE=128
 CONFIG_RT_CONSOLE_DEVICE_NAME="uart0"
+CONFIG_RT_VER_NUM=0x40001
 # CONFIG_ARCH_CPU_STACK_GROWS_UPWARD is not set
 
 #
@@ -88,7 +91,7 @@ CONFIG_FINSH_USING_SYMTAB=y
 CONFIG_FINSH_USING_DESCRIPTION=y
 # CONFIG_FINSH_ECHO_DISABLE_DEFAULT is not set
 CONFIG_FINSH_THREAD_PRIORITY=20
-CONFIG_FINSH_THREAD_STACK_SIZE=1024
+CONFIG_FINSH_THREAD_STACK_SIZE=2048
 CONFIG_FINSH_CMD_SIZE=80
 # CONFIG_FINSH_USING_AUTH is not set
 CONFIG_FINSH_USING_MSH=y
@@ -100,12 +103,28 @@ CONFIG_FINSH_ARG_MAX=10
 # Device virtual file system
 #
 CONFIG_RT_USING_DFS=y
-# CONFIG_DFS_USING_WORKDIR is not set
-CONFIG_DFS_FILESYSTEMS_MAX=1
+CONFIG_DFS_USING_WORKDIR=y
+CONFIG_DFS_FILESYSTEMS_MAX=2
 CONFIG_DFS_FILESYSTEM_TYPES_MAX=2
 CONFIG_DFS_FD_MAX=32
 # CONFIG_RT_USING_DFS_MNTTABLE is not set
-# CONFIG_RT_USING_DFS_ELMFAT is not set
+CONFIG_RT_USING_DFS_ELMFAT=y
+
+#
+# elm-chan's FatFs, Generic FAT Filesystem Module
+#
+CONFIG_RT_DFS_ELM_CODE_PAGE=437
+CONFIG_RT_DFS_ELM_WORD_ACCESS=y
+# CONFIG_RT_DFS_ELM_USE_LFN_0 is not set
+# CONFIG_RT_DFS_ELM_USE_LFN_1 is not set
+# CONFIG_RT_DFS_ELM_USE_LFN_2 is not set
+CONFIG_RT_DFS_ELM_USE_LFN_3=y
+CONFIG_RT_DFS_ELM_USE_LFN=3
+CONFIG_RT_DFS_ELM_MAX_LFN=255
+CONFIG_RT_DFS_ELM_DRIVES=2
+CONFIG_RT_DFS_ELM_MAX_SECTOR_SIZE=4096
+# CONFIG_RT_DFS_ELM_USE_ERASE is not set
+CONFIG_RT_DFS_ELM_REENTRANT=y
 CONFIG_RT_USING_DFS_DEVFS=y
 # CONFIG_RT_USING_DFS_ROMFS is not set
 # CONFIG_RT_USING_DFS_RAMFS is not set
@@ -120,11 +139,13 @@ CONFIG_RT_USING_DEVICE_IPC=y
 CONFIG_RT_PIPE_BUFSZ=64
 CONFIG_RT_USING_SERIAL=y
 CONFIG_RT_SERIAL_USING_DMA=y
+CONFIG_RT_SERIAL_RB_BUFSZ=64
 # CONFIG_RT_USING_CAN is not set
 # CONFIG_RT_USING_HWTIMER is not set
 # CONFIG_RT_USING_CPUTIME is not set
 # CONFIG_RT_USING_I2C is not set
 # CONFIG_RT_USING_PIN is not set
+# CONFIG_RT_USING_ADC is not set
 # CONFIG_RT_USING_PWM is not set
 # CONFIG_RT_USING_MTD_NOR is not set
 # CONFIG_RT_USING_MTD_NAND is not set
@@ -132,9 +153,17 @@ CONFIG_RT_SERIAL_USING_DMA=y
 # CONFIG_RT_USING_PM is not set
 # CONFIG_RT_USING_RTC is not set
 # CONFIG_RT_USING_SDIO is not set
-# CONFIG_RT_USING_SPI is not set
+CONFIG_RT_USING_SPI=y
+# CONFIG_RT_USING_QSPI is not set
+# CONFIG_RT_USING_SPI_MSD is not set
+# CONFIG_RT_USING_SFUD is not set
+CONFIG_RT_USING_W25QXX=y
+# CONFIG_RT_USING_GD is not set
+# CONFIG_RT_USING_ENC28J60 is not set
+# CONFIG_RT_USING_SPI_WIFI is not set
 # CONFIG_RT_USING_WDT is not set
 # CONFIG_RT_USING_AUDIO is not set
+# CONFIG_RT_USING_SENSOR is not set
 
 #
 # Using WiFi
@@ -218,6 +247,7 @@ CONFIG_LWIP_SO_RCVBUF=1
 # CONFIG_RT_LWIP_NETIF_LOOPBACK is not set
 CONFIG_LWIP_NETIF_LOOPBACK=0
 # CONFIG_RT_LWIP_STATS is not set
+# CONFIG_RT_LWIP_USING_HW_CHECKSUM is not set
 # CONFIG_RT_LWIP_DEBUG is not set
 
 #
@@ -242,36 +272,26 @@ CONFIG_LWIP_NETIF_LOOPBACK=0
 # CONFIG_RT_USING_LOGTRACE is not set
 # CONFIG_RT_USING_RYM is not set
 # CONFIG_RT_USING_ULOG is not set
+# CONFIG_RT_USING_UTEST is not set
 
 #
 # RT-Thread online packages
 #
 
-#
-# system packages
-#
-
-#
-# RT-Thread GUI Engine
-#
-# CONFIG_PKG_USING_GUIENGINE is not set
-# CONFIG_PKG_USING_LWEXT4 is not set
-# CONFIG_PKG_USING_PARTITION is not set
-# CONFIG_PKG_USING_SQLITE is not set
-# CONFIG_PKG_USING_RTI is not set
-
 #
 # IoT - internet of things
 #
 # CONFIG_PKG_USING_PAHOMQTT is not set
 # CONFIG_PKG_USING_WEBCLIENT is not set
+# CONFIG_PKG_USING_WEBNET is not set
 # CONFIG_PKG_USING_MONGOOSE is not set
 # CONFIG_PKG_USING_WEBTERMINAL is not set
 # CONFIG_PKG_USING_CJSON is not set
+# CONFIG_PKG_USING_JSMN is not set
+# CONFIG_PKG_USING_LIBMODBUS is not set
 # CONFIG_PKG_USING_LJSON is not set
 # CONFIG_PKG_USING_EZXML is not set
 # CONFIG_PKG_USING_NANOPB is not set
-# CONFIG_PKG_USING_GAGENT_CLOUD is not set
 
 #
 # Wi-Fi
@@ -286,9 +306,23 @@ CONFIG_LWIP_NETIF_LOOPBACK=0
 # Wiced WiFi
 #
 # CONFIG_PKG_USING_WLAN_WICED is not set
+# CONFIG_PKG_USING_RW007 is not set
 # CONFIG_PKG_USING_COAP is not set
 # CONFIG_PKG_USING_NOPOLL is not set
 # CONFIG_PKG_USING_NETUTILS is not set
+# CONFIG_PKG_USING_AT_DEVICE is not set
+# CONFIG_PKG_USING_WIZNET is not set
+
+#
+# IoT Cloud
+#
+# CONFIG_PKG_USING_ONENET is not set
+# CONFIG_PKG_USING_GAGENT_CLOUD is not set
+# CONFIG_PKG_USING_ALI_IOTKIT is not set
+# CONFIG_PKG_USING_AZURE is not set
+# CONFIG_PKG_USING_TENCENT_IOTKIT is not set
+# CONFIG_PKG_USING_NIMBLE is not set
+# CONFIG_PKG_USING_OTA_DOWNLOADER is not set
 
 #
 # security packages
@@ -300,6 +334,7 @@ CONFIG_LWIP_NETIF_LOOPBACK=0
 #
 # language packages
 #
+# CONFIG_PKG_USING_LUA is not set
 # CONFIG_PKG_USING_JERRYSCRIPT is not set
 # CONFIG_PKG_USING_MICROPYTHON is not set
 
@@ -307,24 +342,86 @@ CONFIG_LWIP_NETIF_LOOPBACK=0
 # multimedia packages
 #
 # CONFIG_PKG_USING_OPENMV is not set
+# CONFIG_PKG_USING_MUPDF is not set
 
 #
 # tools packages
 #
 # CONFIG_PKG_USING_CMBACKTRACE is not set
+# CONFIG_PKG_USING_EASYFLASH is not set
 # CONFIG_PKG_USING_EASYLOGGER is not set
 # CONFIG_PKG_USING_SYSTEMVIEW is not set
-# CONFIG_PKG_USING_IPERF is not set
+# CONFIG_PKG_USING_RDB is not set
+# CONFIG_PKG_USING_QRCODE is not set
+# CONFIG_PKG_USING_ULOG_EASYFLASH is not set
+# CONFIG_PKG_USING_ADBD is not set
+
+#
+# system packages
+#
+# CONFIG_PKG_USING_GUIENGINE is not set
+# CONFIG_PKG_USING_CAIRO is not set
+# CONFIG_PKG_USING_PIXMAN is not set
+# CONFIG_PKG_USING_LWEXT4 is not set
+# CONFIG_PKG_USING_PARTITION is not set
+# CONFIG_PKG_USING_FAL is not set
+# CONFIG_PKG_USING_SQLITE is not set
+# CONFIG_PKG_USING_RTI is not set
+# CONFIG_PKG_USING_LITTLEVGL2RTT is not set
+# CONFIG_PKG_USING_CMSIS is not set
+# CONFIG_PKG_USING_DFS_YAFFS is not set
+# CONFIG_PKG_USING_LITTLEFS is not set
+
+#
+# peripheral libraries and drivers
+#
+
+#
+# sensors drivers
+#
+# CONFIG_PKG_USING_LSM6DSL is not set
+# CONFIG_PKG_USING_LPS22HB is not set
+# CONFIG_PKG_USING_HTS221 is not set
+# CONFIG_PKG_USING_LSM303AGR is not set
+# CONFIG_PKG_USING_BME280 is not set
+# CONFIG_PKG_USING_BMA400 is not set
+# CONFIG_PKG_USING_BMI160_BMX160 is not set
+# CONFIG_PKG_USING_SPL0601 is not set
+# CONFIG_PKG_USING_REALTEK_AMEBA is not set
+# CONFIG_PKG_USING_SHT2X is not set
+# CONFIG_PKG_USING_AHT10 is not set
+# CONFIG_PKG_USING_AP3216C is not set
+# CONFIG_PKG_USING_STM32_SDIO is not set
+# CONFIG_PKG_USING_ICM20608 is not set
+# CONFIG_PKG_USING_U8G2 is not set
+# CONFIG_PKG_USING_BUTTON is not set
+# CONFIG_PKG_USING_MPU6XXX is not set
+# CONFIG_PKG_USING_PCF8574 is not set
+# CONFIG_PKG_USING_SX12XX is not set
+# CONFIG_PKG_USING_SIGNAL_LED is not set
+# CONFIG_PKG_USING_KENDRYTE_SDK is not set
 
 #
 # miscellaneous packages
 #
+# CONFIG_PKG_USING_LIBCSV is not set
+# CONFIG_PKG_USING_OPTPARSE is not set
 # CONFIG_PKG_USING_FASTLZ is not set
 # CONFIG_PKG_USING_MINILZO is not set
 # CONFIG_PKG_USING_QUICKLZ is not set
 # CONFIG_PKG_USING_MULTIBUTTON is not set
+# CONFIG_PKG_USING_CANFESTIVAL is not set
+# CONFIG_PKG_USING_ZLIB is not set
+# CONFIG_PKG_USING_DSTR is not set
+# CONFIG_PKG_USING_TINYFRAME is not set
+# CONFIG_PKG_USING_KENDRYTE_DEMO is not set
 
 #
-# example package: hello
+# samples: kernel and components samples
 #
+# CONFIG_PKG_USING_KERNEL_SAMPLES is not set
+# CONFIG_PKG_USING_FILESYSTEM_SAMPLES is not set
+# CONFIG_PKG_USING_NETWORK_SAMPLES is not set
+# CONFIG_PKG_USING_PERIPHERAL_SAMPLES is not set
 # CONFIG_PKG_USING_HELLO is not set
+# CONFIG_PKG_USING_VI is not set

bsp/nuvoton_m487/README.md

@@ -31,11 +31,13 @@
 
 连接好串口，可以使用115200-N-8-1的配置方式连接到设备上。设备使用的串口引脚是：`[Tx:PB13  Rx:PB12]`
 
-当正确编译产生出rtthread.bin映像文件后，可以使用NU-link或者JLINK下载
+当正确编译产生出rtthread.bin映像文件后，可以使用Nu-link或者JLINK下载
 
 ### 3.1 运行结果
 
-如果编译 & 烧写无误，当复位设备后，会在串口上看到RT-Thread的启动logo信息：
+如果编译 & 烧写无误，当复位设备后，会在串口上看到RT-Thread的启动logo信息
+
+如挂载根目录失败，需要格式化SPI FLASH，请输入`mkfs -t elm flash0`
 
 ## 4. 驱动支持情况及计划
 
@@ -43,6 +45,9 @@
 | ------ | ----  | :------:  |
 | UART | 支持 | UART0|
 | EMAC | 支持 | EH0|
+| QSPI | 支持 | QSPI0|
+| SPIFLASH | 支持 | W25Q32 |
+
 
 ### 4.1 IO在板级支持包中的映射情况
 

bsp/nuvoton_m487/applications/main.c

@@ -9,10 +9,19 @@
 
 #include <stdio.h>
 #include <stdlib.h>
+#include <dfs_fs.h>
+#include <rtthread.h>
 
 int main(int argc, char** argv)
 {
-    printf("Hello RT-Thread!\n");
-
-    return 0;
+#ifdef RT_USING_DFS
+    if(dfs_mount("flash0", "/", "efm", 0, 0) == 0)
+    {
+        rt_kprintf("mount efm ok\n");
+    }
+    else
+    {
+        rt_kprintf("mount efm fail\n");
+    }
+#endif
 }

bsp/nuvoton_m487/driver/SConscript

@@ -7,6 +7,8 @@ src     = Split('''
 board.c
 drv_uart.c
 drv_emac.c
+drv_qspi.c
+drv_spiflash.c
 ''')
 CPPPATH = [cwd]
 

bsp/nuvoton_m487/driver/drv_qspi.c

@@ -0,0 +1,270 @@
+/*
+ * Copyright (c) 2006-2018, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2019-3-30      bluebear233  first version
+ */
+
+
+#include "NuMicro.h"
+#include <rtdevice.h>
+#ifdef RT_USING_SPI
+
+/* Private Define ---------------------------------------------------------------*/
+#define USEING_QSPI0
+
+/* Private Typedef --------------------------------------------------------------*/
+struct m487_qspi
+{
+    struct rt_spi_bus dev;
+    struct rt_spi_configuration configuration;
+    QSPI_T *spi_base;
+    rt_uint8_t init_gpio:1;
+};
+
+/* Private functions ------------------------------------------------------------*/
+static rt_err_t m487_qspi_bus_configure(struct rt_spi_device *device,
+        struct rt_spi_configuration *configuration);
+static rt_uint32_t m487_qspi_bus_xfer(struct rt_spi_device *device,
+        struct rt_spi_message *message);
+
+/* Private Variables ------------------------------------------------------------*/
+struct rt_spi_ops m487_spi_poll_ops =
+{
+    .configure = m487_qspi_bus_configure,
+    .xfer      = m487_qspi_bus_xfer,
+};
+
+#ifdef USEING_QSPI0
+static struct m487_qspi qspi0 =
+{
+    .spi_base = QSPI0,
+};
+#endif
+
+static rt_err_t m487_qspi_bus_configure(struct rt_spi_device *device,
+        struct rt_spi_configuration *configuration) {
+
+    struct m487_qspi *spi;
+    uint32_t u32QSPIMode;
+    uint32_t u32BusClock;
+    rt_uint8_t init_bus;
+
+    spi = (struct m487_qspi *) device->bus;
+    init_bus = 0;
+
+    if (!spi->init_gpio)
+    {
+        spi->init_gpio = 1;
+        init_bus = 1;
+
+        if(spi->spi_base == QSPI0)
+        {
+            /* Select PCLK0 as the clock source of QSPI0 */
+            CLK_SetModuleClock(QSPI0_MODULE, CLK_CLKSEL2_QSPI0SEL_PLL,
+                    MODULE_NoMsk);
+
+            /* Enable QSPI0 peripheral clock */
+            CLK_EnableModuleClock(QSPI0_MODULE);
+
+            /* Setup QSPI0 multi-function pins */
+            SYS->GPC_MFPL &= ~(SYS_GPC_MFPL_PC0MFP_Msk | SYS_GPC_MFPL_PC1MFP_Msk
+                    | SYS_GPC_MFPL_PC2MFP_Msk | SYS_GPC_MFPL_PC3MFP_Msk);
+            SYS->GPC_MFPL |= SYS_GPC_MFPL_PC0MFP_QSPI0_MOSI0 | SYS_GPC_MFPL_PC1MFP_QSPI0_MISO0
+                    | SYS_GPC_MFPL_PC2MFP_QSPI0_CLK | SYS_GPC_MFPL_PC3MFP_QSPI0_SS;
+
+            /* Enable SPI0 clock pin (PC2) schmitt trigger */
+            PC->SMTEN |= GPIO_SMTEN_SMTEN2_Msk;
+        }
+    }
+
+    if(rt_memcmp(configuration, &spi->configuration, sizeof(*configuration)) != 0)
+    {
+        rt_memcpy(&spi->configuration, configuration, sizeof(*configuration));
+        init_bus = 1;
+    }
+
+    if(init_bus)
+    {
+        switch(configuration->mode & RT_SPI_MODE_3)
+        {
+            case RT_SPI_MODE_0:u32QSPIMode = QSPI_MODE_0;break;
+            case RT_SPI_MODE_1:u32QSPIMode = QSPI_MODE_1;break;
+            case RT_SPI_MODE_2:u32QSPIMode = QSPI_MODE_2;break;
+            case RT_SPI_MODE_3:u32QSPIMode = QSPI_MODE_3;break;
+            default:RT_ASSERT(0);
+        }
+
+        u32BusClock = configuration->max_hz;
+        if(u32BusClock > 50*1000*1000)
+        {
+            u32BusClock = 50*1000*1000;
+        }
+
+        QSPI_Open(spi->spi_base, QSPI_MASTER, u32QSPIMode, configuration->data_width, u32BusClock);
+
+        QSPI_EnableAutoSS(spi->spi_base, QSPI_SS, QSPI_SS_ACTIVE_LOW);
+
+        if(configuration->mode & RT_SPI_MSB)
+        {
+            QSPI_SET_MSB_FIRST(spi->spi_base);
+        }
+        else
+        {
+            QSPI_SET_LSB_FIRST(spi->spi_base);
+        }
+    }
+
+    return RT_EOK;
+}
+
+/**
+ * @brief SPI bus 轮询
+ * @param dev : SPI总线设备结构体指针
+ * @param send_addr : 发送缓冲区地址
+ * @param recv_addr : 接收缓冲区地址
+ * @param length    : 数据长度
+ */
+static void qspi_transmission_with_poll(struct m487_qspi *spi_bus,
+        const uint8_t *send_addr, uint8_t *recv_addr, int length)
+{
+    QSPI_T *spi_base = spi_bus->spi_base;
+
+    // 写
+    if (send_addr != RT_NULL && recv_addr == RT_NULL)
+    {
+        while (length--)
+        {
+            // 等待TX FIFO 为空
+            while(QSPI_GET_TX_FIFO_FULL_FLAG(spi_base));
+
+            // 输入数据
+            QSPI_WRITE_TX(spi_base, *send_addr++);
+        }
+
+        // 等待SPI空闲
+        while(QSPI_IS_BUSY(spi_base));
+    }
+    // 读写
+    else if (send_addr != RT_NULL && recv_addr != RT_NULL)
+    {
+        // 清空读FIFO
+        if(!QSPI_GET_RX_FIFO_EMPTY_FLAG(spi_base))
+        {
+            QSPI_ClearRxFIFO(spi_base);
+            while(!QSPI_GET_RX_FIFO_EMPTY_FLAG(spi_base));
+        }
+
+        while (length--)
+        {
+            // 等待TX FIFO 为空
+            while(QSPI_GET_TX_FIFO_FULL_FLAG(spi_base));
+
+            // 输入数据
+            QSPI_WRITE_TX(spi_base, *send_addr++);
+
+            // 读取RX FIFO
+            while(!QSPI_GET_RX_FIFO_EMPTY_FLAG(spi_base))
+            {
+                *recv_addr++ = QSPI_READ_RX(spi_base);
+            }
+        }
+
+        // 等待SPI空闲
+        while(QSPI_IS_BUSY(spi_base))
+        {
+            while(!QSPI_GET_RX_FIFO_EMPTY_FLAG(spi_base))
+            {
+                *recv_addr++ = QSPI_READ_RX(spi_base);
+            }
+        }
+    }
+    //读
+    else
+    {
+        // 清空读FIFO
+        if(!QSPI_GET_RX_FIFO_EMPTY_FLAG(spi_base))
+        {
+            QSPI_ClearRxFIFO(spi_base);
+            while(!QSPI_GET_RX_FIFO_EMPTY_FLAG(spi_base));
+        }
+
+        while (length--)
+        {
+            // 等待TX FIFO 为空
+            while(QSPI_GET_TX_FIFO_FULL_FLAG(spi_base));
+
+            // 输入数据
+            QSPI_WRITE_TX(spi_base, 0x00);
+
+            // 读取RX FIFO
+            while(!QSPI_GET_RX_FIFO_EMPTY_FLAG(spi_base))
+            {
+                *recv_addr++ = QSPI_READ_RX(spi_base);
+            }
+        }
+
+        // 等待SPI空闲
+        while(QSPI_IS_BUSY(spi_base))
+        {
+            while(!QSPI_GET_RX_FIFO_EMPTY_FLAG(spi_base))
+            {
+                *recv_addr++ = QSPI_READ_RX(spi_base);
+            }
+        }
+
+        while(!QSPI_GET_RX_FIFO_EMPTY_FLAG(spi_base))
+        {
+            *recv_addr++ = QSPI_READ_RX(spi_base);
+        }
+    }
+}
+
+static rt_uint32_t m487_qspi_bus_xfer(struct rt_spi_device *device, struct rt_spi_message *message)
+{
+    struct m487_qspi *spi;
+
+    spi = (struct m487_qspi *) device->bus;
+
+    if (message->cs_take)
+    {
+        QSPI_SET_SS_LOW(spi->spi_base);
+    }
+
+    if (message->length > 0)
+    {
+        qspi_transmission_with_poll(spi, message->send_buf,
+                message->recv_buf, message->length);
+    }
+
+    if (message->cs_release)
+    {
+        QSPI_SET_SS_HIGH(spi->spi_base);
+    }
+
+    return message->length;
+}
+
+static int m487_qspi_register_bus(struct m487_qspi *spi_bus, const char *name)
+{
+    return rt_spi_bus_register(&spi_bus->dev, name, &m487_spi_poll_ops);
+}
+
+/**
+ * 硬件QSPI注册
+ */
+static int rt_hw_qspi_init(void)
+{
+#ifdef USEING_QSPI0
+	m487_qspi_register_bus(&qspi0, "qspi0");
+#endif
+
+    return 0;
+}
+
+INIT_DEVICE_EXPORT(rt_hw_qspi_init);
+#endif
+

bsp/nuvoton_m487/driver/drv_spiflash.c

@@ -0,0 +1,45 @@
+/*
+ * Copyright (c) 2006-2018, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2019-3-30      bluebear233  first version
+ */
+
+#include <rtdevice.h>
+
+#ifdef RT_USING_SPI
+#if defined(RT_USING_W25QXX) || defined(RT_USING_SFUD)
+    static struct rt_spi_device spi_device;
+#ifdef RT_USING_W25QXX
+    #include "spi_flash_w25qxx.h"
+#elif defined(RT_USING_SFUD)
+    #include "spi_flash.h"
+    #include "spi_flash_sfud.h"
+#endif
+
+
+static int rt_hw_spi_flash_init(void)
+{
+    rt_spi_bus_attach_device(&spi_device, "qspi01", "qspi0", RT_NULL);
+
+#ifdef RT_USING_W25QXX
+
+    return w25qxx_init("flash0", "qspi01");
+
+#elif defined(RT_USING_SFUD)
+
+    if (rt_sfud_flash_probe("flash0", "qspi01") == RT_NULL)
+    {
+        return -RT_ERROR;
+    }
+#endif
+    return 0;
+}
+INIT_COMPONENT_EXPORT(rt_hw_spi_flash_init);
+
+#endif
+#endif
+

bsp/nuvoton_m487/driver/drv_uart.c

@@ -26,8 +26,6 @@ struct usart
 typedef struct usart* usart_t;
 
 /* Private functions ------------------------------------------------------------*/
-
-
 static rt_err_t usart_gpio_configure(struct rt_serial_device *serial);
 static rt_err_t usart_configure(struct rt_serial_device *serial, struct serial_configure *cfg);
 static rt_err_t usart_control(struct rt_serial_device *serial, int cmd, void *arg);

bsp/nuvoton_m487/libraries/StdDriver/inc/spi.h

@@ -5,8 +5,8 @@
  *
  * @copyright (C) 2016 Nuvoton Technology Corp. All rights reserved.
 *****************************************************************************/
-#ifndef __SPI_H__
-#define __SPI_H__
+#ifndef ___SPI_H__
+#define ___SPI_H__
 
 #ifdef __cplusplus
 extern "C"

bsp/nuvoton_m487/rtconfig.h

@@ -37,7 +37,7 @@
 #define RT_USING_CONSOLE
 #define RT_CONSOLEBUF_SIZE 128
 #define RT_CONSOLE_DEVICE_NAME "uart0"
-#define RT_VER_NUM 0x40000
+#define RT_VER_NUM 0x40001
 
 /* RT-Thread Components */
 
@@ -58,7 +58,7 @@
 #define FINSH_USING_SYMTAB
 #define FINSH_USING_DESCRIPTION
 #define FINSH_THREAD_PRIORITY 20
-#define FINSH_THREAD_STACK_SIZE 1024
+#define FINSH_THREAD_STACK_SIZE 2048
 #define FINSH_CMD_SIZE 80
 #define FINSH_USING_MSH
 #define FINSH_USING_MSH_DEFAULT
@@ -67,9 +67,22 @@
 /* Device virtual file system */
 
 #define RT_USING_DFS
-#define DFS_FILESYSTEMS_MAX 1
+#define DFS_USING_WORKDIR
+#define DFS_FILESYSTEMS_MAX 2
 #define DFS_FILESYSTEM_TYPES_MAX 2
 #define DFS_FD_MAX 32
+#define RT_USING_DFS_ELMFAT
+
+/* elm-chan's FatFs, Generic FAT Filesystem Module */
+
+#define RT_DFS_ELM_CODE_PAGE 437
+#define RT_DFS_ELM_WORD_ACCESS
+#define RT_DFS_ELM_USE_LFN_3
+#define RT_DFS_ELM_USE_LFN 3
+#define RT_DFS_ELM_MAX_LFN 255
+#define RT_DFS_ELM_DRIVES 2
+#define RT_DFS_ELM_MAX_SECTOR_SIZE 4096
+#define RT_DFS_ELM_REENTRANT
 #define RT_USING_DFS_DEVFS
 
 /* Device Drivers */
@@ -78,6 +91,9 @@
 #define RT_PIPE_BUFSZ 64
 #define RT_USING_SERIAL
 #define RT_SERIAL_USING_DMA
+#define RT_SERIAL_RB_BUFSZ 64
+#define RT_USING_SPI
+#define RT_USING_W25QXX
 
 /* Using WiFi */
 
@@ -180,6 +196,8 @@
 
 /* peripheral libraries and drivers */
 
+/* sensors drivers */
+
 
 /* miscellaneous packages */