Only in at91bootstrap-2.13/build: at91sam9g20nf
Only in at91bootstrap-2.13/config: .depend
Only in at91bootstrap-2.13: .config
diff -ru at91bootstrap-2.13/main.c at91bootstrap-2.13_new/main.c
--- at91bootstrap-2.13/main.c	2010-01-12 15:13:39.000000000 -0600
+++ at91bootstrap-2.13_new/main.c	2011-03-08 06:26:35.463088000 -0600
@@ -174,6 +174,14 @@
 	user_hw_init();
 #endif
 
+#ifdef CONFIG_USER_EBI_1V8
+//This patch will configure the 9G20 to run a 1.8V memory bus
+        *((int *)AT91C_CCFG_EBICSA) &= ~(0x1 << 16);  //1.8V bus
+#else        
+        *((int *)AT91C_CCFG_EBICSA) |= (0x1 << 16); //3.3V bus        
+#endif
+
+
 #if	defined(CONFIG_SDRAM) || defined(CONFIG_SDDRC) || defined(CONFIG_DDR2)
 #if	defined(CONFIG_LONG_TEST)
 	/* This will not work for the CAP9 where RAM in elsewhere */
Only in at91bootstrap-2.13/result: at91sam9g20nf-nandflashboot-2.13-r0.map