diff options
| author | Tim Wawrzynczak <twawrzynczak@chromium.org> | 2021-07-01 08:24:18 -0600 |
|---|---|---|
| committer | Tim Wawrzynczak <twawrzynczak@chromium.org> | 2021-09-10 21:53:32 +0000 |
| commit | 5faee2ed0f9d6e2a6a3ccca880eb57d616bea799 (patch) | |
| tree | 0edadfcc2a9f19ced43c47fdf187eab61f5b518f /src/soc | |
| parent | 2eb100dd123e6f73e41f5c3c270c9e2f4c334ba7 (diff) | |
soc/intel/alderlake: Switch to runtime generation of Intel Power Engine
The pep.asl file is being obsoleted by runtime generation, therefore
switch alderlake boards to this method.
Signed-off-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Change-Id: I617bc3d1c3cf4ac6b6cbbd790dcf62e731024834
Reviewed-on: https://review.coreboot.org/c/coreboot/+/56006
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
Diffstat (limited to 'src/soc')
| -rw-r--r-- | src/soc/intel/alderlake/Kconfig | 2 | ||||
| -rw-r--r-- | src/soc/intel/alderlake/acpi/southbridge.asl | 3 | ||||
| -rw-r--r-- | src/soc/intel/alderlake/pmc.c | 14 |
3 files changed, 16 insertions, 3 deletions
diff --git a/src/soc/intel/alderlake/Kconfig b/src/soc/intel/alderlake/Kconfig index cdf127f36d..c75753ba23 100644 --- a/src/soc/intel/alderlake/Kconfig +++ b/src/soc/intel/alderlake/Kconfig @@ -48,6 +48,8 @@ config CPU_SPECIFIC_OPTIONS select SOC_INTEL_COMMON_BLOCK_ACPI select SOC_INTEL_COMMON_BLOCK_ACPI_CPPC select SOC_INTEL_COMMON_BLOCK_ACPI_GPIO + select SOC_INTEL_COMMON_BLOCK_ACPI_PEP + select SOC_INTEL_COMMON_BLOCK_ACPI_PEP_LPM_REQ select SOC_INTEL_COMMON_BLOCK_CAR select SOC_INTEL_COMMON_BLOCK_CHIP_CONFIG select SOC_INTEL_COMMON_BLOCK_CPU diff --git a/src/soc/intel/alderlake/acpi/southbridge.asl b/src/soc/intel/alderlake/acpi/southbridge.asl index 59bcf7461f..8300c23b7f 100644 --- a/src/soc/intel/alderlake/acpi/southbridge.asl +++ b/src/soc/intel/alderlake/acpi/southbridge.asl @@ -38,8 +38,5 @@ /* PCI _OSC */ #include <soc/intel/common/acpi/pci_osc.asl> -/* Intel Power Engine Plug-in */ -#include <soc/intel/common/block/acpi/acpi/pep.asl> - /* GbE 0:1f.6 */ #include <soc/intel/common/block/acpi/acpi/pch_glan.asl> diff --git a/src/soc/intel/alderlake/pmc.c b/src/soc/intel/alderlake/pmc.c index dd88b1d461..0e0a568a88 100644 --- a/src/soc/intel/alderlake/pmc.c +++ b/src/soc/intel/alderlake/pmc.c @@ -11,10 +11,12 @@ #include <device/mmio.h> #include <device/device.h> #include <drivers/intel/pmc_mux/chip.h> +#include <intelblocks/acpi.h> #include <intelblocks/pmc.h> #include <intelblocks/pmc_ipc.h> #include <intelblocks/pmclib.h> #include <intelblocks/rtc.h> +#include <soc/cpu.h> #include <soc/pci_devs.h> #include <soc/pm.h> #include <soc/soc_chip.h> @@ -122,6 +124,18 @@ static void soc_pmc_fill_ssdt(const struct device *dev) acpigen_pop_len(); /* PMC Device */ acpigen_pop_len(); /* Scope */ + if (CONFIG(SOC_INTEL_COMMON_BLOCK_ACPI_PEP)) { + const struct soc_pmc_lpm adl_pmc_lpm = { + .num_substates = 8, + .num_req_regs = 6, + .lpm_ipc_offset = 0x1000, + .req_reg_stride = 0x30, + .lpm_enable_mask = get_supported_lpm_mask(), + }; + + generate_acpi_power_engine_with_lpm(&adl_pmc_lpm); + } + printk(BIOS_INFO, "%s: %s at %s\n", acpi_device_path(dev), dev->chip_ops->name, dev_path(dev)); } |