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/ten64.h b/include/configs/ten64.h
index 04772c9..5772471 100644
--- a/include/configs/ten64.h
+++ b/include/configs/ten64.h
@@ -10,7 +10,7 @@
 #include "ls1088a_common.h"
 
 
-#define CONFIG_SYS_LS_MC_BOOT_TIMEOUT_MS 5000
+#define CFG_SYS_LS_MC_BOOT_TIMEOUT_MS 5000
 
 #define QSPI_NOR_BOOTCOMMAND	"run distro_bootcmd"
 #define SD_BOOTCOMMAND		"run distro_bootcmd"