diff options
| author | Sumeet Pawnikar <sumeet.r.pawnikar@intel.com> | 2019-07-23 22:02:16 +0530 |
|---|---|---|
| committer | Subrata Banik <subrata.banik@intel.com> | 2019-07-31 04:27:48 +0000 |
| commit | 810527a4eacedfb4d63dd90d413be53c9119d024 (patch) | |
| tree | c9611e1f42ec82d9f00852a2582be36e1dfa0313 /src | |
| parent | 047cac7b42eaf5b799e653ed1cc4a1b13e3f95e4 (diff) | |
soc/intel/cannonlake: Enable PCH Thermal Sensor configuration for S0ix
Enable PCH thermal sensor for dynamic thermal shutdown for S0ix state.
BUG=None
BRANCH=None
TEST=Verified Thermal Device (B0: D18: F0) TSPM offset 0x1c [LTT (8:0)]
value is 0xFE.
Change-Id: I50796bcf9e0d5a65cd7ba63fedd932967c4c1ff9
Signed-off-by: Sumeet Pawnikar <sumeet.r.pawnikar@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/34522
Reviewed-by: Furquan Shaikh <furquan@google.com>
Reviewed-by: Subrata Banik <subrata.banik@intel.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Diffstat (limited to 'src')
| -rw-r--r-- | src/soc/intel/cannonlake/Kconfig | 1 | ||||
| -rw-r--r-- | src/soc/intel/cannonlake/finalize.c | 11 |
2 files changed, 12 insertions, 0 deletions
diff --git a/src/soc/intel/cannonlake/Kconfig b/src/soc/intel/cannonlake/Kconfig index f859cd5af8..862b2e6908 100644 --- a/src/soc/intel/cannonlake/Kconfig +++ b/src/soc/intel/cannonlake/Kconfig @@ -97,6 +97,7 @@ config CPU_SPECIFIC_OPTIONS select SOC_INTEL_COMMON_BLOCK_XHCI_ELOG select SOC_INTEL_COMMON_BLOCK_SMM select SOC_INTEL_COMMON_BLOCK_SMM_IO_TRAP + select SOC_INTEL_COMMON_BLOCK_THERMAL select SOC_INTEL_COMMON_PCH_BASE select SOC_INTEL_COMMON_NHLT select SOC_INTEL_COMMON_RESET diff --git a/src/soc/intel/cannonlake/finalize.c b/src/soc/intel/cannonlake/finalize.c index 6083cab010..c99653b75a 100644 --- a/src/soc/intel/cannonlake/finalize.c +++ b/src/soc/intel/cannonlake/finalize.c @@ -24,6 +24,7 @@ #include <intelblocks/lpc_lib.h> #include <intelblocks/pcr.h> #include <intelblocks/tco.h> +#include <intelblocks/thermal.h> #include <reg_script.h> #include <spi-generic.h> #include <soc/p2sb.h> @@ -62,6 +63,16 @@ static void pch_finalize(void) uint8_t reg8; tco_lockdown(); + + /* + * Set low maximum temp threshold value used for dynamic thermal sensor + * shutdown consideration. + * + * If Dynamic Thermal Shutdown is enabled then PMC logic shuts down the + * thermal sensor when CPU is in a C-state and DTS Temp <= LTT. + */ + pch_thermal_configuration(); + /* * Disable ACPI PM timer based on dt policy * |