diff options
Diffstat (limited to 'src/mainboard')
| -rw-r--r-- | src/mainboard/google/rex/variants/screebo/variant.c | 65 |
1 files changed, 64 insertions, 1 deletions
diff --git a/src/mainboard/google/rex/variants/screebo/variant.c b/src/mainboard/google/rex/variants/screebo/variant.c index 1dd8b980e3..edddd43a0a 100644 --- a/src/mainboard/google/rex/variants/screebo/variant.c +++ b/src/mainboard/google/rex/variants/screebo/variant.c @@ -1,8 +1,9 @@ /* SPDX-License-Identifier: GPL-2.0-only */ +#include <baseboard/variants.h> #include <chip.h> +#include <ec/google/chromeec/ec.h> #include <fw_config.h> -#include <baseboard/variants.h> #include <sar.h> const char *get_wifi_sar_cbfs_filename(void) @@ -29,3 +30,65 @@ void variant_update_soc_chip_config(struct soc_intel_meteorlake_config *config) config->tcss_aux_ori = 0x04; } } + +const struct cpu_tdp_power_limits variant_perf_efficient_limits[] = { + { + .mch_id = PCI_DID_INTEL_MTL_P_ID_2, + .cpu_tdp = 15, + .pl1_min_power = 10000, + .pl1_max_power = 15000, + .pl2_min_power = 40000, + .pl2_max_power = 40000, + .pl4_power = 84000 + }, + { + .mch_id = PCI_DID_INTEL_MTL_P_ID_5, + .cpu_tdp = 15, + .pl1_min_power = 10000, + .pl1_max_power = 15000, + .pl2_min_power = 40000, + .pl2_max_power = 40000, + .pl4_power = 84000 + }, +}; + +const struct cpu_tdp_power_limits variant_power_efficient_limits[] = { + { + .mch_id = PCI_DID_INTEL_MTL_P_ID_2, + .cpu_tdp = 15, + .pl1_min_power = 10000, + .pl1_max_power = 15000, + .pl2_min_power = 40000, + .pl2_max_power = 40000, + .pl4_power = 47000 + }, + { + .mch_id = PCI_DID_INTEL_MTL_P_ID_5, + .cpu_tdp = 15, + .pl1_min_power = 10000, + .pl1_max_power = 15000, + .pl2_min_power = 40000, + .pl2_max_power = 40000, + .pl4_power = 47000 + }, +}; + +void variant_devtree_update(void) +{ + const struct cpu_tdp_power_limits *limits = variant_perf_efficient_limits; + size_t limits_size = ARRAY_SIZE(variant_perf_efficient_limits); + + /* + * If battery is not present or battery level is at or below critical threshold + * to boot a platform with the performance efficient configuration, boot with + * the power optimized configuration. + */ + if (CONFIG(EC_GOOGLE_CHROMEEC)) { + if (!google_chromeec_is_battery_present_and_above_critical_threshold()) { + limits = variant_power_efficient_limits; + limits_size = ARRAY_SIZE(variant_power_efficient_limits); + } + } + + variant_update_cpu_power_limits(limits, limits_size); +} |