diff options
| author | Sumeet Pawnikar <sumeet.r.pawnikar@intel.com> | 2021-07-23 15:50:17 +0530 |
|---|---|---|
| committer | Tim Wawrzynczak <twawrzynczak@chromium.org> | 2021-08-09 15:02:56 +0000 |
| commit | 582829d9acaa899d8381f2b44a82f54da42b87a1 (patch) | |
| tree | 60a48466d488fb7890dd0f47c75b17143958f2d7 /src/mainboard/google/brya/variants/baseboard/include | |
| parent | 09cc8f6677ad99eee99a18bfcd8ce1350b3efc52 (diff) | |
mb/google/brya: create dynamic power limits mechanism for thermal
Add dynamic power limits selection mechanism for brya board based on
CPU SKUs which is detectable at runtime.
BUG=b:194745919
BRANCH=None
TEST=Build FW and test on brya with below messages,
On brya (282):
Overriding DPTF power limits PL1 (3000, 15000) PL2 (39000, 39000)
On brya (482):
Overriding DPTF power limits PL1 (4000, 28000) PL2 (43000, 43000)
Change-Id: I86619516adeec13642f02ba7faf9fc4945ad774e
Signed-off-by: Sumeet Pawnikar <sumeet.r.pawnikar@intel.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/56515
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Diffstat (limited to 'src/mainboard/google/brya/variants/baseboard/include')
| -rw-r--r-- | src/mainboard/google/brya/variants/baseboard/include/baseboard/variants.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/src/mainboard/google/brya/variants/baseboard/include/baseboard/variants.h b/src/mainboard/google/brya/variants/baseboard/include/baseboard/variants.h index c938de820d..b992129a55 100644 --- a/src/mainboard/google/brya/variants/baseboard/include/baseboard/variants.h +++ b/src/mainboard/google/brya/variants/baseboard/include/baseboard/variants.h @@ -22,4 +22,19 @@ int variant_memory_sku(void); bool variant_is_half_populated(void); void variant_update_soc_chip_config(struct soc_intel_alderlake_config *config); +/* Modify devictree settings during ramstage */ +void variant_devtree_update(void); + +struct cpu_power_limits { + uint16_t mchid; + unsigned int pl1_min_power; + unsigned int pl1_max_power; + unsigned int pl2_min_power; + unsigned int pl2_max_power; +}; + +/* Modify Power Limit devictree settings during ramstage */ +void variant_update_power_limits(const struct cpu_power_limits *limits, + size_t num_entries); + #endif /*__BASEBOARD_VARIANTS_H__ */ |