diff --git a/drivers/drv_ds1307.c b/drivers/drv_ds1307.c
index fa9f769..14387b5 100644
--- a/drivers/drv_ds1307.c
+++ b/drivers/drv_ds1307.c
@@ -33,7 +33,7 @@
 #ifdef BRD_RTC_DS1307_DEBUG
     #define DBG_LVL DBG_LOG
 #else
-    #define DBG_LVL DBG_INFO
+#define DBG_LVL DBG_INFO
 #endif
 #include <rtdbg.h>
 
@@ -215,67 +215,6 @@ static rt_err_t ds1307_write_tm(struct tm *tm)
     return err;
 }
 
-/* RTC ops *//*
-static rt_err_t ds1307_rtc_init(void)
-{
-    return RT_EOK;
-}
-
-static rt_err_t ds1307_rtc_get_secs(time_t *sec)
-{
-    ds1307_read_time();
-#ifdef RT_USING_LIBC
-    *sec = ds1307.tick.tv_sec;
-#else
-    *sec = 0; // fallback
-#endif
-    return RT_EOK;
-}
-
-static rt_err_t ds1307_rtc_set_secs(time_t *sec)
-{
-#ifdef RT_USING_LIBC
-    struct tm tm_time;
-    localtime_r(sec, &tm_time);
-    return ds1307_write_tm(&tm_time);
-#else
-    LOG_E("Set by timestamp requires RT_USING_LIBC");
-    return -RT_ERROR;
-#endif
-}
-
-static rt_err_t ds1307_rtc_get_timeval(struct timeval *tv)
-{
-    ds1307_read_time();
-    *tv = ds1307.tick;
-    return RT_EOK;
-}
-
-static rt_err_t ds1307_rtc_set_timeval(struct timeval *tv)
-{
-#ifdef RT_USING_LIBC
-    struct tm tm_time;
-    localtime_r(&tv->tv_sec, &tm_time);
-    return ds1307_write_tm(&tm_time);
-#else
-    LOG_E("Set by timeval requires RT_USING_LIBC");
-    return -RT_ERROR;
-#endif
-}
-
-static const struct rt_rtc_ops ds1307_rtc_ops =
-{
-    ds1307_rtc_init,
-    ds1307_rtc_get_secs,
-    ds1307_rtc_set_secs,
-    RT_NULL,
-    RT_NULL,
-    ds1307_rtc_get_timeval,
-    ds1307_rtc_set_timeval,
-};*/
-
-//static rt_rtc_dev_t ds1307_rtc_dev;
-
 /* Initialization and registration */
 static int rt_hw_ds1307_rtc_init(void)
 {
@@ -288,22 +227,12 @@ static int rt_hw_ds1307_rtc_init(void)
 
     ds1307_read_time();
 
-    ds1307.thd_soft_update_sec = rt_thread_create("ds1307",
-                                                  auto_update_current_datatime,
-                                                  RT_NULL,
-                                                  512, 10, 5);
+    ds1307.thd_soft_update_sec = rt_thread_create("ds1307",auto_update_current_datatime,RT_NULL,512, 10, 5);
     if (ds1307.thd_soft_update_sec)
     {
         rt_thread_startup(ds1307.thd_soft_update_sec);
     }
 
-   /* rt_err_t result = rt_hw_rtc_register(&ds1307_rtc_dev, "ds1307", RT_DEVICE_FLAG_RDWR, &ds1307);
-    if (result != RT_EOK)
-    {
-        LOG_E("RTC register failed: %d", result);
-        return result;
-    }*/
-
     LOG_I("DS1307 RTC initialized successfully on %s", ds1307.iic_name);
     return RT_EOK;
 }