dr 驱动适配 sdio & usb

Signed-off-by: a1012112796 <1012112796@qq.com>

rt-thread/components/drivers/rtc/rtc.c

@@ -365,3 +365,8 @@ MSH_CMD_EXPORT(date, get date and time or set (local timezone) [year month day h
 #endif /* RT_USING_FINSH */
 
 #endif /* RT_USING_RTC */
+
+int rt_hw_rtc_sys_init(void)
+{
+    return 0;
+}