Driver/DDR: Moving Freescale DDR driver to a common driver

Freescale DDR driver has been used for mpc83xx, mpc85xx, mpc86xx SoCs.
The similar DDR controllers will be used for ARM-based SoCs.

Signed-off-by: York Sun <yorksun@freescale.com>
diff --git a/arch/powerpc/cpu/mpc83xx/ecc.c b/arch/powerpc/cpu/mpc83xx/ecc.c
index 120b37b..6b7f72a 100644
--- a/arch/powerpc/cpu/mpc83xx/ecc.c
+++ b/arch/powerpc/cpu/mpc83xx/ecc.c
@@ -15,7 +15,7 @@
 void ecc_print_status(void)
 {
 	immap_t *immap = (immap_t *) CONFIG_SYS_IMMR;
-#ifdef CONFIG_FSL_DDR2
+#ifdef CONFIG_SYS_FSL_DDR2
 	ccsr_ddr_t *ddr = &immap->ddr;
 #else
 	ddr83xx_t *ddr = &immap->ddr;
@@ -99,7 +99,7 @@
 int do_ecc(cmd_tbl_t * cmdtp, int flag, int argc, char * const argv[])
 {
 	immap_t *immap = (immap_t *) CONFIG_SYS_IMMR;
-#ifdef CONFIG_FSL_DDR2
+#ifdef CONFIG_SYS_FSL_DDR2
 	ccsr_ddr_t *ddr = &immap->ddr;
 #else
 	ddr83xx_t *ddr = &immap->ddr;