config: Drop CONFIG_CONSOLE_DEV

This is not really a config. Rename it to avoid confusion.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Jagan Teki <jteki@openedev.com>
diff --git a/include/configs/el6x_common.h b/include/configs/el6x_common.h
index 81b79b2..7e9bcb1 100644
--- a/include/configs/el6x_common.h
+++ b/include/configs/el6x_common.h
@@ -73,7 +73,7 @@
 	"board="__stringify(CONFIG_BOARD_NAME)"\0"                              \
 	"cma_size="__stringify(EL6Q_CMA_SIZE)"\0"                               \
 	"chp_size="__stringify(EL6Q_COHERENT_POOL_SIZE)"\0"                     \
-	"console=" CONFIG_CONSOLE_DEV "\0" 					\
+	"console=" CONSOLE_DEV "\0"					\
 	"fdtfile=undefined\0" \
 	"fdt_high=0xffffffff\0" \
 	"fdt_addr_r=0x18000000\0" \