1886bdf9cSHuisong Li# SPDX-License-Identifier: GPL-2.0-only 2886bdf9cSHuisong Li 3886bdf9cSHuisong Limenu "Hisilicon SoC drivers" 4886bdf9cSHuisong Li depends on ARCH_HISI || COMPILE_TEST 5886bdf9cSHuisong Li 6886bdf9cSHuisong Liconfig KUNPENG_HCCS 7886bdf9cSHuisong Li tristate "HCCS driver on Kunpeng SoC" 8886bdf9cSHuisong Li depends on ACPI 995d6333eSHuisong Li depends on PCC 10886bdf9cSHuisong Li depends on ARM64 || COMPILE_TEST 11886bdf9cSHuisong Li help 12886bdf9cSHuisong Li The Huawei Cache Coherence System (HCCS) is a multi-chip 13886bdf9cSHuisong Li interconnection bus protocol. 14886bdf9cSHuisong Li The performance of application may be affected if some HCCS 15886bdf9cSHuisong Li ports are not in full lane status, have a large number of CRC 16*e3c289c0SHuisong Li errors and so on. This may support for reducing system power 17*e3c289c0SHuisong Li consumption if there are HCCS ports supported low power feature 18*e3c289c0SHuisong Li on platform. 19886bdf9cSHuisong Li 20886bdf9cSHuisong Li Say M here if you want to include support for querying the 21*e3c289c0SHuisong Li health status and port information of HCCS, or reducing system 22*e3c289c0SHuisong Li power consumption on Kunpeng SoC. 23886bdf9cSHuisong Li 24886bdf9cSHuisong Liendmenu 25