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mb/facebook/watson: Make turbo mode configurable (disabled by default) 

Change-Id: Ief1eaab960c8fdab5bd5041b1a4f0c6ba1dd833f
Signed-off-by: David Hendricks <dhendrix@fb.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/32222
Reviewed-by: Nico Huber <nico.h@gmx.de>
Reviewed-by: Philipp Deppenwiese <zaolin.daisuki@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
David Hendricks 2019-04-05 19:40:26 -07:00 committed by David Hendricks
parent 44ad93e970
commit c4f3972f2e
2 changed files with 14 additions and 0 deletions
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4
src/mainboard/facebook/watson/Kconfig
View File

@ -41,4 +41,8 @@ config FMDFILE
string string
default "src/mainboard/$(CONFIG_MAINBOARD_DIR)/board.fmd" default "src/mainboard/$(CONFIG_MAINBOARD_DIR)/board.fmd"
config ENABLE_TURBO
bool "Enable turbo frequency"
default n
endif # BOARD_FACEBOOK_WATSON endif # BOARD_FACEBOOK_WATSON

10
src/mainboard/facebook/watson/mainboard.c
View File

@ -3,6 +3,7 @@
* *
* Copyright (C) 2007-2009 coresystems GmbH * Copyright (C) 2007-2009 coresystems GmbH
* Copyright (C) 2011 Google Inc. * Copyright (C) 2011 Google Inc.
* Copyright (C) Facebook, Inc. and its affiliates
* *
* This program is free software; you can redistribute it and/or modify * 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 * it under the terms of the GNU General Public License as published by
@ -14,6 +15,7 @@
* GNU General Public License for more details. * GNU General Public License for more details.
*/ */
#include <cpu/intel/turbo.h>
#include <device/device.h> #include <device/device.h>
/* /*
@ -25,6 +27,14 @@ static void mainboard_enable(struct device *dev)
} }
static void mainboard_init(void *chip_info)
{
#if !IS_ENABLED(CONFIG_ENABLE_TURBO)
disable_turbo();
#endif
}
struct chip_operations mainboard_ops = { struct chip_operations mainboard_ops = {
.enable_dev = mainboard_enable, .enable_dev = mainboard_enable,
.init = mainboard_init,
}; };