From b6311f66ee03cbb4e61848711cba92558b52878e Mon Sep 17 00:00:00 2001
From: Andrei <andreika-git@users.noreply.github.com>
Date: Wed, 31 May 2017 01:37:13 +0300
Subject: [PATCH] EFI_USB_SERIAL flexibility

---
 firmware/config/stm32f4ems/efifeatures.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/firmware/config/stm32f4ems/efifeatures.h b/firmware/config/stm32f4ems/efifeatures.h
index d64b9c31ba..cf1896f869 100644
--- a/firmware/config/stm32f4ems/efifeatures.h
+++ b/firmware/config/stm32f4ems/efifeatures.h
@@ -145,7 +145,9 @@
  */
 #define EFI_FILE_LOGGING TRUE
 
+#ifndef EFI_USB_SERIAL
 #define EFI_USB_SERIAL TRUE
+#endif
 
 /**
  * While we embed multiple PnP configurations into the same firmware binary, these marcoses give us control