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/r2dplus.h b/include/configs/r2dplus.h
index f6ee720..bad74cc 100644
--- a/include/configs/r2dplus.h
+++ b/include/configs/r2dplus.h
@@ -10,12 +10,12 @@
 #define CFG_SYS_SDRAM_SIZE		0x04000000
 
 /* Address of u-boot image in Flash */
-#define CONFIG_SYS_BOOTMAPSZ		(8 * 1024 * 1024)
+#define CFG_SYS_BOOTMAPSZ		(8 * 1024 * 1024)
 
 /*
  * NOR Flash ( Spantion S29GL256P )
  */
-#define CONFIG_SYS_FLASH_BASE		(0xA0000000)
-#define CONFIG_SYS_FLASH_BANKS_LIST	{ CONFIG_SYS_FLASH_BASE }
+#define CFG_SYS_FLASH_BASE		(0xA0000000)
+#define CFG_SYS_FLASH_BANKS_LIST	{ CFG_SYS_FLASH_BASE }
 
 #endif /* __CONFIG_H */