mainboard/google/reef: add board_id() support

The board build version is provided by the EC on reef.
Provide the necessary functional support for coreboot
to differentiate the board versions.

BUG=chrome-os-partner:54959,chrome-os-partner:54960,chrome-os-partner:54961
BRANCH=None
TEST=Built and tested on reef.

Change-Id: I1b7e8b2f4142753cde736148ca9495bcc625f318
Signed-off-by: Aaron Durbin <adurbin@chromuim.org>
Reviewed-on: https://review.coreboot.org/15561
Tested-by: build bot (Jenkins)
Reviewed-by: Werner Zeh <werner.zeh@siemens.com>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Furquan Shaikh <furquan@google.com>
This commit is contained in:
Aaron Durbin 2016-07-06 22:53:51 -05:00
parent fe767a7dc0
commit ebe148d58e
2 changed files with 30 additions and 0 deletions

View file

@ -2,7 +2,9 @@ bootblock-y += bootblock.c
bootblock-y += ec.c
romstage-$(CONFIG_CHROMEOS) += chromeos.c
romstage-y += boardid.c
ramstage-y += boardid.c
ramstage-$(CONFIG_CHROMEOS) += chromeos.c
ramstage-y += ec.c
ramstage-y += mainboard.c

View file

@ -0,0 +1,28 @@
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2015 Google Inc.
* Copyright (C) 2015 Intel Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include <boardid.h>
#include <ec/google/chromeec/ec.h>
uint8_t board_id(void)
{
MAYBE_STATIC int id = -1;
if (id < 0)
id = google_chromeec_get_board_version();
return id;
}