diff options
| author | Kane Chen <kane.chen@intel.com> | 2014-08-21 10:36:17 -0700 |
|---|---|---|
| committer | Marc Jones <marc.jones@se-eng.com> | 2015-03-27 06:02:14 +0100 |
| commit | 472d0cb4490dacf19a05b6d1f484f1876e34bd4c (patch) | |
| tree | e05f693803f4b09ee97bc4538c0a949ed7610224 /src/soc/intel | |
| parent | 8c1fd781347079f86bd6017b92e310604e2b1276 (diff) | |
broadwell: fixed power gating enable for disabled sata port
The original code won't set power gating for disabled port correctly,
due to it must be set before Lock
BUG=chrome-os-partner:28234
BRANCH=None
TEST=build and boot on samus
verify bit 24, 26 is set in RCBA(0x3a84) for samus
Original-Signed-off-by: Kane Chen <kane.chen@intel.com>
Original-Change-Id: Id78d391ac657665a972cb4fd1810df6304a5a6ab
Original-Reviewed-on: https://chromium-review.googlesource.com/213561
Original-Reviewed-by: Duncan Laurie <dlaurie@chromium.org>
Original-Tested-by: Kane Chen <kane.chen@intel.com>
Original-Commit-Queue: Kane Chen <kane.chen@intel.com>
(cherry picked from commit 066c8c81df8be9ae9ab7b33342a93b0b3ea7b240)
Signed-off-by: Marc Jones <marc.jones@se-eng.com>
Change-Id: Ic7c87b04863f93de5665d72e0f95b4105b1d4d3b
Reviewed-on: http://review.coreboot.org/8960
Tested-by: build bot (Jenkins)
Reviewed-by: Aaron Durbin <adurbin@google.com>
Diffstat (limited to 'src/soc/intel')
| -rw-r--r-- | src/soc/intel/broadwell/finalize.c | 3 | ||||
| -rw-r--r-- | src/soc/intel/broadwell/lpc.c | 2 |
2 files changed, 3 insertions, 2 deletions
diff --git a/src/soc/intel/broadwell/finalize.c b/src/soc/intel/broadwell/finalize.c index 4f7a5181ab..bf77a87a10 100644 --- a/src/soc/intel/broadwell/finalize.c +++ b/src/soc/intel/broadwell/finalize.c @@ -100,6 +100,9 @@ static void broadwell_finalize(void *unused) reg_script_run_on_dev(SA_DEV_ROOT, system_agent_finalize_script); reg_script_run_on_dev(PCH_DEV_LPC, pch_finalize_script); + /* Lock */ + RCBA32_OR(0x3a6c, 0x00000001); + /* Read+Write the following registers */ MCHBAR32(0x6030) = MCHBAR32(0x6030); MCHBAR32(0x6034) = MCHBAR32(0x6034); diff --git a/src/soc/intel/broadwell/lpc.c b/src/soc/intel/broadwell/lpc.c index 0e5a2605ac..d7a3e82747 100644 --- a/src/soc/intel/broadwell/lpc.c +++ b/src/soc/intel/broadwell/lpc.c @@ -350,8 +350,6 @@ static void pch_pm_init(struct device *dev) if (RCBA32(FD) & PCH_DISABLE_ADSPD) RCBA32_OR(0x2b1c, (1 << 29)); - /* Lock */ - RCBA32_OR(0x3a6c, 0x00000001); } static void pch_cg_init(device_t dev) |