global: Move remaining CONFIG_SYS_SDRAM_* to CFG_SYS_SDRAM_*

The rest of the unmigrated CONFIG symbols in the CONFIG_SYS_SDRAM
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/3c120_devboard.h b/include/configs/3c120_devboard.h
index ad7bd13..ab88918 100644
--- a/include/configs/3c120_devboard.h
+++ b/include/configs/3c120_devboard.h
@@ -26,8 +26,8 @@
  * -The heap is placed below the monitor
  * -The stack is placed below the heap (&grows down).
  */
-#define CONFIG_SYS_SDRAM_BASE		0xD0000000
-#define CONFIG_SYS_SDRAM_SIZE		0x08000000
+#define CFG_SYS_SDRAM_BASE		0xD0000000
+#define CFG_SYS_SDRAM_SIZE		0x08000000
 #define CONFIG_MONITOR_IS_IN_RAM
 
 #endif /* __CONFIG_H */