1# SPDX-License-Identifier: GPL-2.0 2# 3# Intel x86 Platform-Specific Drivers 4# 5 6config INTEL_PMC_CORE 7 tristate "Intel PMC Core driver" 8 depends on PCI 9 depends on ACPI 10 depends on INTEL_PMT_TELEMETRY 11 select INTEL_PMC_SSRAM_TELEMETRY 12 help 13 The Intel Platform Controller Hub for Intel Core SoCs provides access 14 to Power Management Controller registers via various interfaces. This 15 driver can utilize debugging capabilities and supported features as 16 exposed by the Power Management Controller. It also may perform some 17 tasks in the PMC in order to enable transition into the SLPS0 state. 18 It should be selected on all Intel platforms supported by the driver. 19 20 Supported features: 21 - SLP_S0_RESIDENCY counter 22 - PCH IP Power Gating status 23 - LTR Ignore / LTR Show 24 - MPHY/PLL gating status (Sunrisepoint PCH only) 25 - SLPS0 Debug registers (Cannonlake/Icelake PCH) 26 - Low Power Mode registers (Tigerlake and beyond) 27 - PMC quirks as needed to enable SLPS0/S0ix 28 29config INTEL_PMC_SSRAM_TELEMETRY 30 tristate 31