meta-quanta: gbs: enable enhanced mode for Boot Block

Enable enhanced mode to improve the memory training

(From meta-quanta rev: caf2eedb93f5b0f7e0764d1bfdfdb0a758ea1477)

Signed-off-by: George Hung <george.hung@quantatw.com>
Change-Id: I46f745d8450aa330b76f815cbf7bccbb15b84674
Signed-off-by: Andrew Geissler <geissonator@yahoo.com>
diff --git a/meta-quanta/meta-gbs/recipes-bsp/images/npcm7xx-igps-native/BootBlockAndHeader_GBS.xml b/meta-quanta/meta-gbs/recipes-bsp/images/npcm7xx-igps-native/BootBlockAndHeader_GBS.xml
index 3c1e3be..1301333 100644
--- a/meta-quanta/meta-gbs/recipes-bsp/images/npcm7xx-igps-native/BootBlockAndHeader_GBS.xml
+++ b/meta-quanta/meta-gbs/recipes-bsp/images/npcm7xx-igps-native/BootBlockAndHeader_GBS.xml
@@ -135,7 +135,7 @@
 			<offset>0x156</offset>       
 			<size>0x1</size> 
 		</config>
-		<content format='32bit'>0x01</content>  
+		<content format='32bit'>0x00</content>  
 	</BinField>
 
 	<BinField>