mv_feroceon: added generic led gpp class.

This class can be used to iterate over all the GPIO-based LEDs.

Change-Id: I946115757556f0fe7af32b84dafde746a6f4f69b
diff --git a/board/mv_feroceon/mv_kw2/kw2_family/boardEnv/mvBoardEnvLib.h b/board/mv_feroceon/mv_kw2/kw2_family/boardEnv/mvBoardEnvLib.h
index ebb4bfb..7d7a265 100644
--- a/board/mv_feroceon/mv_kw2/kw2_family/boardEnv/mvBoardEnvLib.h
+++ b/board/mv_feroceon/mv_kw2/kw2_family/boardEnv/mvBoardEnvLib.h
@@ -314,6 +314,7 @@
 	BOARD_GPP_PON_XVR_TX,
 	BOARD_GPP_SYS_LED,
 	BOARD_GPP_PON_LED,
+	BOARD_GPP_LED,
 	BOARD_GPP_OTHER
 } MV_BOARD_GPP_CLASS;