diff options
author | Andrey Petrov <andrey.petrov@intel.com> | 2016-06-23 08:26:00 -0700 |
---|---|---|
committer | Martin Roth <martinroth@google.com> | 2016-06-24 20:27:08 +0200 |
commit | 9c0e180655c178793f27e8ef4d69b3fd012e1d90 (patch) | |
tree | 7495426aff97537cafbc4a9dfe30852804392993 /src/soc/intel/apollolake/reset.c | |
parent | 786593248121951e460b21f97d18783b834c938a (diff) |
Revert "intel/apollolake: Use custom reset calls"
Looks like we need to do real cold reset in some FSP flows, so
reverting this.
This reverts commit 6f762171de4b8514fddd430052cbf24524e09e5d.
Change-Id: Ie948d264c4e2572dab26fdb9462905247a168177
Signed-off-by: Andrey Petrov <andrey.petrov@intel.com>
Reviewed-on: https://review.coreboot.org/15331
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Tested-by: build bot (Jenkins)
Diffstat (limited to 'src/soc/intel/apollolake/reset.c')
-rw-r--r-- | src/soc/intel/apollolake/reset.c | 50 |
1 files changed, 0 insertions, 50 deletions
diff --git a/src/soc/intel/apollolake/reset.c b/src/soc/intel/apollolake/reset.c deleted file mode 100644 index eb43c41262..0000000000 --- a/src/soc/intel/apollolake/reset.c +++ /dev/null @@ -1,50 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2008-2009 coresystems GmbH - * Copyright (C) 2014-2016 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 <arch/hlt.h> -#include <arch/io.h> -#include <halt.h> -#include <reset.h> - -/* Reset control port */ -#define RST_CNT 0xcf9 -#define FULL_RST (1 << 3) -#define RST_CPU (1 << 2) -#define SYS_RST (1 << 1) - -/* - * Temporary disable cold reboot on Apollolake platform due to USB LDO issue. - * Should be fixed in later stepping. - */ -void hard_reset(void) -{ - soft_reset(); -} - -void soft_reset(void) -{ - /* PMC_PLTRST# asserted. */ - outb(RST_CPU | SYS_RST, RST_CNT); - halt(); -} - -void cpu_reset(void) -{ - /* Sends INIT# to CPU */ - outb(RST_CPU, RST_CNT); - halt(); -} |