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/configs/tplink_wdr4300.h b/include/configs/tplink_wdr4300.h
index 1378981..24943c8 100644
--- a/include/configs/tplink_wdr4300.h
+++ b/include/configs/tplink_wdr4300.h
@@ -8,8 +8,8 @@
 
 #define CFG_SYS_SDRAM_BASE		0xa0000000
 
-#define CONFIG_SYS_INIT_RAM_ADDR	0xbd000000
-#define CONFIG_SYS_INIT_RAM_SIZE	0x8000
+#define CFG_SYS_INIT_RAM_ADDR	0xbd000000
+#define CFG_SYS_INIT_RAM_SIZE	0x8000
 
 /*
  * Serial Port