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/drivers/ddr/fsl/mpc85xx_ddr_gen2.c b/drivers/ddr/fsl/mpc85xx_ddr_gen2.c
index 9ed80d6..b830e7c 100644
--- a/drivers/ddr/fsl/mpc85xx_ddr_gen2.c
+++ b/drivers/ddr/fsl/mpc85xx_ddr_gen2.c
@@ -18,7 +18,7 @@
 {
 	unsigned int i;
 	struct ccsr_ddr __iomem *ddr =
-		(struct ccsr_ddr __iomem *)CONFIG_SYS_FSL_DDR_ADDR;
+		(struct ccsr_ddr __iomem *)CFG_SYS_FSL_DDR_ADDR;
 
 #if defined(CONFIG_SYS_FSL_ERRATUM_NMG_DDR120) && defined(CONFIG_MPC85xx)
 	ccsr_gur_t *gur = (void *)(CFG_SYS_MPC85xx_GUTS_ADDR);