18c2ecf20Sopenharmony_ci# SPDX-License-Identifier: GPL-2.0-only 28c2ecf20Sopenharmony_ciconfig CPU_FREQ_CBE 38c2ecf20Sopenharmony_ci tristate "CBE frequency scaling" 48c2ecf20Sopenharmony_ci depends on CBE_RAS && PPC_CELL 58c2ecf20Sopenharmony_ci default m 68c2ecf20Sopenharmony_ci help 78c2ecf20Sopenharmony_ci This adds the cpufreq driver for Cell BE processors. 88c2ecf20Sopenharmony_ci For details, take a look at <file:Documentation/cpu-freq/>. 98c2ecf20Sopenharmony_ci If you don't have such processor, say N 108c2ecf20Sopenharmony_ci 118c2ecf20Sopenharmony_ciconfig CPU_FREQ_CBE_PMI 128c2ecf20Sopenharmony_ci bool "CBE frequency scaling using PMI interface" 138c2ecf20Sopenharmony_ci depends on CPU_FREQ_CBE 148c2ecf20Sopenharmony_ci default n 158c2ecf20Sopenharmony_ci help 168c2ecf20Sopenharmony_ci Select this, if you want to use the PMI interface to switch 178c2ecf20Sopenharmony_ci frequencies. Using PMI, the processor will not only be able to run at 188c2ecf20Sopenharmony_ci lower speed, but also at lower core voltage. 198c2ecf20Sopenharmony_ci 208c2ecf20Sopenharmony_ciconfig CPU_FREQ_MAPLE 218c2ecf20Sopenharmony_ci bool "Support for Maple 970FX Evaluation Board" 228c2ecf20Sopenharmony_ci depends on PPC_MAPLE 238c2ecf20Sopenharmony_ci help 248c2ecf20Sopenharmony_ci This adds support for frequency switching on Maple 970FX 258c2ecf20Sopenharmony_ci Evaluation Board and compatible boards (IBM JS2x blades). 268c2ecf20Sopenharmony_ci 278c2ecf20Sopenharmony_ciconfig CPU_FREQ_PMAC 288c2ecf20Sopenharmony_ci bool "Support for Apple PowerBooks" 298c2ecf20Sopenharmony_ci depends on ADB_PMU && PPC32 308c2ecf20Sopenharmony_ci help 318c2ecf20Sopenharmony_ci This adds support for frequency switching on Apple PowerBooks, 328c2ecf20Sopenharmony_ci this currently includes some models of iBook & Titanium 338c2ecf20Sopenharmony_ci PowerBook. 348c2ecf20Sopenharmony_ci 358c2ecf20Sopenharmony_ciconfig CPU_FREQ_PMAC64 368c2ecf20Sopenharmony_ci bool "Support for some Apple G5s" 378c2ecf20Sopenharmony_ci depends on PPC_PMAC && PPC64 388c2ecf20Sopenharmony_ci help 398c2ecf20Sopenharmony_ci This adds support for frequency switching on Apple iMac G5, 408c2ecf20Sopenharmony_ci and some of the more recent desktop G5 machines as well. 418c2ecf20Sopenharmony_ci 428c2ecf20Sopenharmony_ciconfig PPC_PASEMI_CPUFREQ 438c2ecf20Sopenharmony_ci bool "Support for PA Semi PWRficient" 448c2ecf20Sopenharmony_ci depends on PPC_PASEMI 458c2ecf20Sopenharmony_ci default y 468c2ecf20Sopenharmony_ci help 478c2ecf20Sopenharmony_ci This adds the support for frequency switching on PA Semi 488c2ecf20Sopenharmony_ci PWRficient processors. 498c2ecf20Sopenharmony_ci 508c2ecf20Sopenharmony_ciconfig POWERNV_CPUFREQ 518c2ecf20Sopenharmony_ci tristate "CPU frequency scaling for IBM POWERNV platform" 528c2ecf20Sopenharmony_ci depends on PPC_POWERNV 538c2ecf20Sopenharmony_ci default y 548c2ecf20Sopenharmony_ci help 558c2ecf20Sopenharmony_ci This adds support for CPU frequency switching on IBM POWERNV 568c2ecf20Sopenharmony_ci platform 57