Some more precision in the comments.

diff --git a/include/core/system.h b/include/core/system.h
index a631b1f..fd7fec9 100644 (file)
--- a/include/core/system.h
+++ b/include/core/system.h
@@ -96,7 +96,7 @@ void system_brown_out_detection_config(uint32_t level);
  */
 void clock_config(uint32_t freq_sel);
 
-/* return current main clock */
+/* return current main clock in HZ */
 uint32_t get_main_clock(void);
 
 /* IO config clock */