diff --git a/src/mainboard/google/brya/variants/baseboard/devicetree.cb b/src/mainboard/google/brya/variants/baseboard/devicetree.cb index 5b2ec14388..ce692133a0 100644 --- a/src/mainboard/google/brya/variants/baseboard/devicetree.cb +++ b/src/mainboard/google/brya/variants/baseboard/devicetree.cb @@ -20,11 +20,6 @@ chip soc/intel/alderlake # DPTF enable register "dptf_enable" = "1" - register "power_limits_config" = "{ - .tdp_pl1_override = 15, - .tdp_pl2_override = 55, - }" - # Enable heci communication register "HeciEnabled" = "1" diff --git a/src/mainboard/intel/adlrvp/devicetree.cb b/src/mainboard/intel/adlrvp/devicetree.cb index 9def4be7d3..ad7c971f0d 100644 --- a/src/mainboard/intel/adlrvp/devicetree.cb +++ b/src/mainboard/intel/adlrvp/devicetree.cb @@ -134,11 +134,6 @@ chip soc/intel/alderlake register "s0ix_enable" = "1" register "dptf_enable" = "1" - register "power_limits_config" = "{ - .tdp_pl1_override = 45, - .tdp_pl2_override = 56, - }" - register "SerialIoI2cMode" = "{ [PchSerialIoIndexI2C0] = PchSerialIoPci, [PchSerialIoIndexI2C1] = PchSerialIoPci, diff --git a/src/soc/intel/alderlake/chip.h b/src/soc/intel/alderlake/chip.h index 57b78688ee..853de1cccb 100644 --- a/src/soc/intel/alderlake/chip.h +++ b/src/soc/intel/alderlake/chip.h @@ -17,13 +17,22 @@ #include #include +/* Types of different SKUs */ +enum soc_intel_alderlake_power_limits { + ADL_P_POWER_LIMITS_282_CORE, + ADL_P_POWER_LIMITS_482_CORE, + ADL_P_POWER_LIMITS_682_CORE, + ADL_M_POWER_LIMITS_282_CORE, + ADL_POWER_LIMITS_COUNT +}; + struct soc_intel_alderlake_config { /* Common struct containing soc config data required by common code */ struct soc_intel_common_config common_soc_config; /* Common struct containing power limits configuration information */ - struct soc_power_limits_config power_limits_config; + struct soc_power_limits_config power_limits_config[ADL_POWER_LIMITS_COUNT]; /* Gpio group routed to each dword of the GPE0 block. Values are * of the form PMC_GPP_[A:U] or GPD. */ diff --git a/src/soc/intel/alderlake/chipset.cb b/src/soc/intel/alderlake/chipset.cb index c51f92caae..7085263b66 100644 --- a/src/soc/intel/alderlake/chipset.cb +++ b/src/soc/intel/alderlake/chipset.cb @@ -1,4 +1,25 @@ chip soc/intel/alderlake + + register "power_limits_config[ADL_P_POWER_LIMITS_282_CORE]" = "{ + .tdp_pl1_override = 15, + .tdp_pl2_override = 55, + }" + + register "power_limits_config[ADL_P_POWER_LIMITS_482_CORE]" = "{ + .tdp_pl1_override = 28, + .tdp_pl2_override = 64, + }" + + register "power_limits_config[ADL_P_POWER_LIMITS_682_CORE]" = "{ + .tdp_pl1_override = 45, + .tdp_pl2_override = 115, + }" + + register "power_limits_config[ADL_M_POWER_LIMITS_282_CORE]" = "{ + .tdp_pl1_override = 9, + .tdp_pl2_override = 30, + }" + device domain 0 on device gpio 0 alias pch_gpio on end device pci 00.0 alias system_agent on end diff --git a/src/soc/intel/alderlake/systemagent.c b/src/soc/intel/alderlake/systemagent.c index eb1defc87a..acdaded685 100644 --- a/src/soc/intel/alderlake/systemagent.c +++ b/src/soc/intel/alderlake/systemagent.c @@ -6,8 +6,10 @@ * Chapter number: 3 */ +#include #include #include +#include #include #include #include @@ -52,6 +54,8 @@ void soc_add_fixed_mmio_resources(struct device *dev, int *index) void soc_systemagent_init(struct device *dev) { struct soc_power_limits_config *soc_config; + struct device *sa; + uint16_t sa_pci_id; config_t *config; /* Enable Power Aware Interrupt Routing */ @@ -63,7 +67,32 @@ void soc_systemagent_init(struct device *dev) /* Configure turbo power limits 1ms after reset complete bit */ mdelay(1); config = config_of_soc(); - soc_config = &config->power_limits_config; + + /* Get System Agent PCI ID */ + sa = pcidev_path_on_root(SA_DEVFN_ROOT); + sa_pci_id = sa ? pci_read_config16(sa, PCI_DEVICE_ID) : 0xFFFF; + + /* Choose a power limits configuration based on the SoC SKU type, + * differentiated here based on SA PCI ID. */ + switch (sa_pci_id) { + case PCI_DEVICE_ID_INTEL_ADL_P_ID_7: + soc_config = &config->power_limits_config[ADL_P_POWER_LIMITS_282_CORE]; + break; + case PCI_DEVICE_ID_INTEL_ADL_P_ID_5: + soc_config = &config->power_limits_config[ADL_P_POWER_LIMITS_482_CORE]; + break; + case PCI_DEVICE_ID_INTEL_ADL_P_ID_3: + soc_config = &config->power_limits_config[ADL_P_POWER_LIMITS_682_CORE]; + break; + case PCI_DEVICE_ID_INTEL_ADL_M_ID_1: + soc_config = &config->power_limits_config[ADL_M_POWER_LIMITS_282_CORE]; + break; + default: + printk(BIOS_ERR, "ADL: unknown SA ID: 0x%4x, skipping power limits configuration\n", + sa_pci_id); + return; + } + set_power_limits(MOBILE_SKU_PL1_TIME_SEC, soc_config); }