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| author | Michael Niewöhner <foss@mniewoehner.de> | 2020-10-05 16:56:31 +0000 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2020-10-19 07:08:57 +0000 |
| commit | 4b6ff98e84832bbdaab002dc6d5c860ec3b37ad5 (patch) | |
| tree | 493409551cb9a80879bcca3bc4113d9e567bd6d0 | |
| parent | 4eedd938fa2882f0847d60b29c89bb98f435a37d (diff) | |
Revert "soc/intel/cannonlake: Enable ACPI timer emulation if PM timer is disabled"
This reverts commit e5269a8fd975fa0cba0655cd41f7f8cc99a1feb8.
Reason for revert: BIOS spec says, it's recommended to always enable
emulation (regardless of the OS version).
Change-Id: If0d7fa6f9766c7c4e2fa9e846c179adc6a4e1681
Signed-off-by: Michael Niewöhner <foss@mniewoehner.de>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/45000
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>
Reviewed-by: Furquan Shaikh <furquan@google.com>
| -rw-r--r-- | src/soc/intel/cannonlake/cpu.c | 6 |
1 files changed, 0 insertions, 6 deletions
diff --git a/src/soc/intel/cannonlake/cpu.c b/src/soc/intel/cannonlake/cpu.c index 0c24535816..3d97c56404 100644 --- a/src/soc/intel/cannonlake/cpu.c +++ b/src/soc/intel/cannonlake/cpu.c @@ -112,14 +112,8 @@ static void configure_dca_cap(void) */ static void enable_pm_timer_emulation(void) { - const struct soc_intel_cannonlake_config *config; msr_t msr; - config = config_of_soc(); - - /* Enable PM timer emulation only if ACPI PM timer is disabled */ - if (!config->PmTimerDisabled) - return; /* * The derived frequency is calculated as follows: * (CTC_FREQ * msr[63:32]) >> 32 = target frequency. |