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/imx7-cm.h b/include/configs/imx7-cm.h
index f0f800b..caa6a11 100644
--- a/include/configs/imx7-cm.h
+++ b/include/configs/imx7-cm.h
@@ -74,8 +74,8 @@
 #define CONFIG_SYS_INIT_RAM_SIZE	IRAM_SIZE
 
 /* MMC Config*/
-#define CONFIG_SYS_FSL_ESDHC_ADDR       USDHC1_BASE_ADDR
-#define CONFIG_SYS_FSL_USDHC_NUM		2
+#define CFG_SYS_FSL_ESDHC_ADDR       USDHC1_BASE_ADDR
+#define CFG_SYS_FSL_USDHC_NUM		2
 
 
 /* USB Configs */