diff --git a/ArmPkg/Include/Library/ArmLib.h b/ArmPkg/Include/Library/ArmLib.h
index d6e962b309..bc3b89663c 100644
--- a/ArmPkg/Include/Library/ArmLib.h
+++ b/ArmPkg/Include/Library/ArmLib.h
@@ -580,16 +580,28 @@ ArmEnableVFP (
   VOID
   );
 
+/**
+  Get the Secure Configuration Register value
+
+  @return   Value read from the Secure Configuration Register
+
+**/
 UINT32
 EFIAPI
 ArmReadScr (
   VOID
   );
 
+/**
+  Set the Secure Configuration Register
+
+  @param Value   Value to write to the Secure Configuration Register
+
+**/
 VOID
 EFIAPI
 ArmWriteScr (
-  IN  UINT32   SetWayFormat
+  IN  UINT32   Value
   );
 
 UINT32