global: Migrate CONFIG_SYS_MPC8* symbols to the CFG_SYS namespace

Migrate all of COFIG_SYS_MPC* to the CFG_SYS namespace.

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/board/freescale/common/fsl_validate.c b/board/freescale/common/fsl_validate.c
index 7a23d8f..bc1b855 100644
--- a/board/freescale/common/fsl_validate.c
+++ b/board/freescale/common/fsl_validate.c
@@ -83,7 +83,7 @@
 
 int get_csf_base_addr(u32 *csf_addr, u32 *flash_base_addr)
 {
-	struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
+	struct ccsr_gur __iomem *gur = (void *)(CFG_SYS_MPC85xx_GUTS_ADDR);
 	u32 csf_hdr_addr = in_be32(&gur->scratchrw[0]);
 	u32 csf_flash_offset = csf_hdr_addr & ~(CONFIG_SYS_PBI_FLASH_BASE);
 	u32 flash_addr, addr;