Vlv2TbltDevicePkg: Sync the branch changes to Trunk,

Add 'yL' build option to enable SPI lock for MinnowBoard Max.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Tim He <tim.he@intel.com>
Reviewed-by: David Wei <david.wei@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@18777 6f19259b-4bc3-4df7-8a09-765794883524

Vlv2TbltDevicePkg/Build_IFWI.sh

@@ -6,9 +6,10 @@ function Usage ( ) {
   echo
   echo "Script to build BIOS firmware and stitch the entire IFWI."
   echo
-  echo "Usage: Build_IFWI.bat   PlatformType  BuildTarget  "
+  echo "Usage: Build_IFWI.bat [options]  PlatformType  BuildTarget  "
   echo
   echo 
+  echo "       /yL [option]  :   Enable SPI lock"
   echo "       Platform Types:   MNW2"
   echo "       Build Targets:    Release, Debug"
   echo
@@ -60,6 +61,9 @@ for (( i=1; i<=$#; ))
     elif [ "$1" == "/nV" ]; then
       Stitch_Flags="$Stitch_Flags /nV"
       shift
+    elif [ "$1" == "/yL" ]; then
+      Build_Flags="$Build_Flags /yL"
+      shift
     else
       break
     fi