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/board/freescale/t4rdb/cpld.c b/board/freescale/t4rdb/cpld.c
index d484509..8b10120 100644
--- a/board/freescale/t4rdb/cpld.c
+++ b/board/freescale/t4rdb/cpld.c
@@ -9,7 +9,7 @@
  *
  * The following macros need to be defined:
  *
- * CONFIG_SYS_CPLD_BASE - The virtual address of the base of the
+ * CFG_SYS_CPLD_BASE - The virtual address of the base of the
  * CPLD register map
  *
  */
@@ -22,14 +22,14 @@
 
 u8 cpld_read(unsigned int reg)
 {
-	void *p = (void *)CONFIG_SYS_CPLD_BASE;
+	void *p = (void *)CFG_SYS_CPLD_BASE;
 
 	return in_8(p + reg);
 }
 
 void cpld_write(unsigned int reg, u8 value)
 {
-	void *p = (void *)CONFIG_SYS_CPLD_BASE;
+	void *p = (void *)CFG_SYS_CPLD_BASE;
 
 	out_8(p + reg, value);
 }