1*ef233eafSShyam Sundar S K# SPDX-License-Identifier: GPL-2.0-only 2*ef233eafSShyam Sundar S K# 3*ef233eafSShyam Sundar S K# AMD x86 Platform Specific Drivers 4*ef233eafSShyam Sundar S K# 5*ef233eafSShyam Sundar S K 6*ef233eafSShyam Sundar S Kconfig AMD_PMC 7*ef233eafSShyam Sundar S K tristate "AMD SoC PMC driver" 8*ef233eafSShyam Sundar S K depends on ACPI && PCI && RTC_CLASS 9*ef233eafSShyam Sundar S K help 10*ef233eafSShyam Sundar S K The driver provides support for AMD Power Management Controller 11*ef233eafSShyam Sundar S K primarily responsible for S2Idle transactions that are driven from 12*ef233eafSShyam Sundar S K a platform firmware running on SMU. This driver also provides a debug 13*ef233eafSShyam Sundar S K mechanism to investigate the S2Idle transactions and failures. 14*ef233eafSShyam Sundar S K 15*ef233eafSShyam Sundar S K Say Y or M here if you have a notebook powered by AMD RYZEN CPU/APU. 16*ef233eafSShyam Sundar S K 17*ef233eafSShyam Sundar S K If you choose to compile this driver as a module the module will be 18*ef233eafSShyam Sundar S K called amd-pmc. 19*ef233eafSShyam Sundar S K 20*ef233eafSShyam Sundar S Kconfig AMD_HSMP 21*ef233eafSShyam Sundar S K tristate "AMD HSMP Driver" 22*ef233eafSShyam Sundar S K depends on AMD_NB && X86_64 23*ef233eafSShyam Sundar S K help 24*ef233eafSShyam Sundar S K The driver provides a way for user space tools to monitor and manage 25*ef233eafSShyam Sundar S K system management functionality on EPYC server CPUs from AMD. 26*ef233eafSShyam Sundar S K 27*ef233eafSShyam Sundar S K Host System Management Port (HSMP) interface is a mailbox interface 28*ef233eafSShyam Sundar S K between the x86 core and the System Management Unit (SMU) firmware. 29*ef233eafSShyam Sundar S K 30*ef233eafSShyam Sundar S K If you choose to compile this driver as a module the module will be 31*ef233eafSShyam Sundar S K called amd_hsmp. 32