The southbridge bootblock entry point bootblock_southbridge_init()
just calls i82371eb_enable_rom() which does all the work. Move all
that code into bootblock_southbridge_init() and drop the second
function.
Plus combine the 3 lines that set 3 bits in XBCS into one.
Change-Id: I07a5a28c91da9586e3bdaaf4521cba3f53a5cc01
Signed-off-by: Keith Hui <buurin@gmail.com>
Reviewed-on: https://review.coreboot.org/21468
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Marc Jones <marc@marcjonesconsulting.com>