rename CFG_ macros to CONFIG_SYS

Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
diff --git a/board/rpxsuper/mii_phy.c b/board/rpxsuper/mii_phy.c
index ef99aff..12e23f4 100644
--- a/board/rpxsuper/mii_phy.c
+++ b/board/rpxsuper/mii_phy.c
@@ -54,7 +54,7 @@
 {
     int i;
     unsigned short tmp, val = 0, adr = 0;
-    t_rpx_regs *regs = (t_rpx_regs*)CFG_REGS_BASE;
+    t_rpx_regs *regs = (t_rpx_regs*)CONFIG_SYS_REGS_BASE;
 
     tmp = 0x6002 | (adr << 7) | (reg << 2);
     regs->bcsr4 = 0xC3;
@@ -83,7 +83,7 @@
 {
     int i;
     unsigned short tmp, adr = 0;
-    t_rpx_regs *regs = (t_rpx_regs*)CFG_REGS_BASE;
+    t_rpx_regs *regs = (t_rpx_regs*)CONFIG_SYS_REGS_BASE;
 
     tmp = 0x5002 | (adr << 7) | (reg << 2);
     regs->bcsr4 = 0xC3;