Index: uspace/drv/time/rtc.c
===================================================================
--- uspace/drv/time/rtc.c	(revision 6b329749b18871f1473cc853c9e89aefa9dc0f93)
+++ uspace/drv/time/rtc.c	(revision 0b8a3e71b801831700b7f6d1c48c084755775ddd)
@@ -99,4 +99,11 @@
 }
 
+/** Read the current time from the CMOS
+ *
+ * @param fun  The RTC function
+ * @param t    Pointer to the time variable
+ *
+ * @return  EOK on success or a negative error code
+ */
 static int
 rtc_time_get(ddf_fun_t *fun, time_t *t)
@@ -105,4 +112,11 @@
 }
 
+/** Set the time in the RTC
+ *
+ * @param fun  The RTC function
+ * @param t    The time value to set
+ *
+ * @return  EOK or a negative error code
+ */
 static int
 rtc_time_set(ddf_fun_t *fun, time_t t)