[bsp/stm32h7]: Add STM32H7 fdcan driver. #10767

bsp/stm32/libraries/HAL_Drivers/drivers/SConscript

@@ -50,7 +50,10 @@ if GetDepend(['RT_USING_DAC']):
     src += ['drv_dac.c']
 
 if GetDepend(['RT_USING_CAN']):
-    src += ['drv_can.c']
+    if GetDepend(['SOC_SERIES_STM32H7']):
+        src += ['drv_fdcan.c']
+    else:
+        src += ['drv_can.c']
 
 if GetDepend(['RT_USING_PM']):
     src += ['drv_pm.c']

bsp/stm32/libraries/HAL_Drivers/drivers/drv_fdcan.h

@@ -0,0 +1,46 @@
+/*
+ * Copyright (c) 2006-2018, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2020-02-24     heyuan       the first version
+ * 2020-08-17     malongwei    Fix something
+ */
+
+#ifndef __DRV_FDCAN_H__
+#define __DRV_FDCAN_H__
+
+#include <board.h>
+#include <rtdevice.h>
+
+#if defined(RT_USING_CAN) && defined(RT_CAN_USING_CANFD)
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef struct
+{
+    const char *name;
+    FDCAN_HandleTypeDef fdcanHandle;
+    FDCAN_RxHeaderTypeDef RxHeader;
+    FDCAN_TxHeaderTypeDef TxHeader;
+    uint8_t u8RxDataBuffer[8];
+    uint8_t u8TxDataBuffer[8];
+    FDCAN_FilterTypeDef FilterConfig; /*FDCAN filter*/
+    struct rt_can_device device;      /* inherit from can device */
+} stm32_fdcan_t;
+
+typedef struct {
+    uint32_t u32Baudrate;
+    struct rt_can_bit_timing cam_bit_timing;
+}stm32_fdcan_timing_t;
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* RT_USING_CAN */
+#endif /* __DRV_FDCAN_H__ */