rename CFG_ macros to CONFIG_SYS

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/board/esd/pmc440/u-boot.lds b/board/esd/pmc440/u-boot.lds
index b20fb1c..3cfec83 100644
--- a/board/esd/pmc440/u-boot.lds
+++ b/board/esd/pmc440/u-boot.lds
@@ -137,7 +137,7 @@
    *(COMMON)
   }
 
-  ppcenv_assert = ASSERT(. < 0xFFFF8000, ".bss section too big, overlaps .ppcenv section. Please update your confguration: CFG_MONITOR_BASE, CFG_MONITOR_LEN and TEXT_BASE may need to be modified.");
+  ppcenv_assert = ASSERT(. < 0xFFFF8000, ".bss section too big, overlaps .ppcenv section. Please update your confguration: CONFIG_SYS_MONITOR_BASE, CONFIG_SYS_MONITOR_LEN and TEXT_BASE may need to be modified.");
 
   _end = . ;
   PROVIDE (end = .);