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/owl-common.h b/include/configs/owl-common.h
index b0233b9..8d0311c 100644
--- a/include/configs/owl-common.h
+++ b/include/configs/owl-common.h
@@ -11,7 +11,7 @@
 #define _OWL_COMMON_CONFIG_H_
 
 /* SDRAM Definitions */
-#define CONFIG_SYS_SDRAM_BASE		0x0
+#define CFG_SYS_SDRAM_BASE		0x0
 
 /* Some commands use this as the default load address */