Move gpio early init to bootblock_mainboard_early_init to make the
bootblock console work as early as possible.
Change-Id: I619f7d0e15adae284b606dd20c3c1f04f3eafd7b
Signed-off-by: Michael Niewöhner <foss@mniewoehner.de>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/48801
Reviewed-by: Felix Singer <felixsinger@posteo.net>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>