global: Move remaining CONFIG_SYS_* to CFG_SYS_*

The rest of the unmigrated CONFIG symbols in the CONFIG_SYS namespace do
not easily transition to Kconfig. In many cases they likely should come
from the device tree instead. Move these out of CONFIG namespace and in
to CFG namespace.

Signed-off-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
diff --git a/include/mpc86xx.h b/include/mpc86xx.h
index 9fe4748..ea8d17d 100644
--- a/include/mpc86xx.h
+++ b/include/mpc86xx.h
@@ -16,9 +16,9 @@
  * platform register addresses
  */
 
-#define GUTS_SVR	(CONFIG_SYS_CCSRBAR + 0xE00A4)
-#define MCM_ABCR	(CONFIG_SYS_CCSRBAR + 0x01000)
-#define MCM_DBCR	(CONFIG_SYS_CCSRBAR + 0x01008)
+#define GUTS_SVR	(CFG_SYS_CCSRBAR + 0xE00A4)
+#define MCM_ABCR	(CFG_SYS_CCSRBAR + 0x01000)
+#define MCM_DBCR	(CFG_SYS_CCSRBAR + 0x01008)
 
 /*
  * l2cr values.  Look in config_<BOARD>.h for the actual setup