console: Drop EARLY_CONSOLE option

We have means to easily disable a specific console in romstage if
necessary, so this global option makes little sense.

The option was initially introduced as a work-around for build issues
around CACHE_AS_RAM, ROMCC and ARCH_ARMV7 dependencies for UARTs.

Change-Id: I797bdd11a48ddd813d3ee7ccef9a0c050f16f669
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: http://review.coreboot.org/5607
Tested-by: build bot (Jenkins)
Reviewed-by: David Hendricks <dhendrix@chromium.org>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>

src/include/console/console.h

@@ -42,8 +42,7 @@ void __attribute__ ((noreturn)) die(const char *msg);
 
 #define __CONSOLE_ENABLE__ \
 	((ENV_BOOTBLOCK && CONFIG_BOOTBLOCK_CONSOLE) || \
-	 (ENV_ROMSTAGE && CONFIG_EARLY_CONSOLE) || \
-	 ENV_RAMSTAGE || (ENV_SMM && CONFIG_DEBUG_SMI))
+	ENV_ROMSTAGE || ENV_RAMSTAGE || (ENV_SMM && CONFIG_DEBUG_SMI))
 
 #if __CONSOLE_ENABLE__
 void console_init(void);