global: Migrate CONFIG_SYS_FSL* symbols to the CFG_SYS namespace

Migrate all of COFIG_SYS_FSL* to the CFG_SYS namespace.

Signed-off-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/include/configs/mx6sabre_common.h b/include/configs/mx6sabre_common.h
index bfcab1b..bc9fab1 100644
--- a/include/configs/mx6sabre_common.h
+++ b/include/configs/mx6sabre_common.h
@@ -13,7 +13,7 @@
 #include "mx6_common.h"
 
 /* MMC Configs */
-#define CONFIG_SYS_FSL_ESDHC_ADDR      0
+#define CFG_SYS_FSL_ESDHC_ADDR      0
 
 #ifdef CONFIG_SUPPORT_EMMC_BOOT
 #define EMMC_ENV \