CBMEM: Support DYNAMIC_CBMEM with LATE_CBMEM_INIT

We can now create CBMEM with dynamic allocation even if CBMEM
location is resolved late in ramstage.

Change-Id: I8529ccbcd4a0e567ebe0a46232ac5d16476e81a8
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: http://review.coreboot.org/7861
Reviewed-by: Aaron Durbin <adurbin@google.com>
Tested-by: build bot (Jenkins)

src/lib/cbmem_console.c

@@ -58,7 +58,7 @@ extern struct cbmem_console preram_cbmem_console;
  * during the ROM stage, once CBMEM becomes available at RAM stage.
  */
 
-#if CONFIG_DYNAMIC_CBMEM
+#if IS_ENABLED(CONFIG_EARLY_CBMEM_INIT)
 #define STATIC_CONSOLE_SIZE 1024
 #else
 #define STATIC_CONSOLE_SIZE CONFIG_CONSOLE_CBMEM_BUFFER_SIZE