first commit for chrg

rt-thread/components/dfs/dfs_v2/filesystems/devfs/devfs.h

@@ -0,0 +1,18 @@
+/*
+ * Copyright (c) 2006-2021, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ */
+
+#ifndef __DEVICE_FS_H__
+#define __DEVICE_FS_H__
+
+const struct dfs_file_ops *dfs_devfs_fops(void);
+mode_t dfs_devfs_device_to_mode(struct rt_device *device);
+void dfs_devfs_device_add(rt_device_t device);
+int dfs_devfs_update(void);
+
+#endif