rename CFG_ENV_IS_IN_FLASH in CONFIG_ENV_IS_IN_FLASH

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/board/a3000/flash.c b/board/a3000/flash.c
index 13a5ca5..98a027e 100644
--- a/board/a3000/flash.c
+++ b/board/a3000/flash.c
@@ -25,7 +25,7 @@
 #include <common.h>
 #include <mpc824x.h>
 
-#if defined(CFG_ENV_IS_IN_FLASH)
+#if defined(CONFIG_ENV_IS_IN_FLASH)
 # ifndef  CFG_ENV_ADDR
 #  define CFG_ENV_ADDR  (CFG_FLASH_BASE + CFG_ENV_OFFSET)
 # endif
@@ -108,7 +108,7 @@
 		      &flash_info[0]);
 #endif
 
-#ifdef	CFG_ENV_IS_IN_FLASH
+#ifdef	CONFIG_ENV_IS_IN_FLASH
 	/* ENV protection ON by default */
 	DEBUGF("protect environtment %x @ %x\n", CFG_ENV_ADDR, CFG_ENV_SECT_SIZE);
 	flash_protect(FLAG_PROTECT_SET,