162306a36Sopenharmony_ci# SPDX-License-Identifier: GPL-2.0-only 262306a36Sopenharmony_ciconfig CPU_FREQ_CBE 362306a36Sopenharmony_ci tristate "CBE frequency scaling" 462306a36Sopenharmony_ci depends on CBE_RAS && PPC_CELL 562306a36Sopenharmony_ci default m 662306a36Sopenharmony_ci help 762306a36Sopenharmony_ci This adds the cpufreq driver for Cell BE processors. 862306a36Sopenharmony_ci For details, take a look at <file:Documentation/cpu-freq/>. 962306a36Sopenharmony_ci If you don't have such processor, say N 1062306a36Sopenharmony_ci 1162306a36Sopenharmony_ciconfig CPU_FREQ_CBE_PMI 1262306a36Sopenharmony_ci bool "CBE frequency scaling using PMI interface" 1362306a36Sopenharmony_ci depends on CPU_FREQ_CBE 1462306a36Sopenharmony_ci default n 1562306a36Sopenharmony_ci help 1662306a36Sopenharmony_ci Select this, if you want to use the PMI interface to switch 1762306a36Sopenharmony_ci frequencies. Using PMI, the processor will not only be able to run at 1862306a36Sopenharmony_ci lower speed, but also at lower core voltage. 1962306a36Sopenharmony_ci 2062306a36Sopenharmony_ciconfig CPU_FREQ_MAPLE 2162306a36Sopenharmony_ci bool "Support for Maple 970FX Evaluation Board" 2262306a36Sopenharmony_ci depends on PPC_MAPLE 2362306a36Sopenharmony_ci help 2462306a36Sopenharmony_ci This adds support for frequency switching on Maple 970FX 2562306a36Sopenharmony_ci Evaluation Board and compatible boards (IBM JS2x blades). 2662306a36Sopenharmony_ci 2762306a36Sopenharmony_ciconfig CPU_FREQ_PMAC 2862306a36Sopenharmony_ci bool "Support for Apple PowerBooks" 2962306a36Sopenharmony_ci depends on ADB_PMU && PPC32 3062306a36Sopenharmony_ci help 3162306a36Sopenharmony_ci This adds support for frequency switching on Apple PowerBooks, 3262306a36Sopenharmony_ci this currently includes some models of iBook & Titanium 3362306a36Sopenharmony_ci PowerBook. 3462306a36Sopenharmony_ci 3562306a36Sopenharmony_ciconfig CPU_FREQ_PMAC64 3662306a36Sopenharmony_ci bool "Support for some Apple G5s" 3762306a36Sopenharmony_ci depends on PPC_PMAC && PPC64 3862306a36Sopenharmony_ci help 3962306a36Sopenharmony_ci This adds support for frequency switching on Apple iMac G5, 4062306a36Sopenharmony_ci and some of the more recent desktop G5 machines as well. 4162306a36Sopenharmony_ci 4262306a36Sopenharmony_ciconfig PPC_PASEMI_CPUFREQ 4362306a36Sopenharmony_ci bool "Support for PA Semi PWRficient" 4462306a36Sopenharmony_ci depends on PPC_PASEMI 4562306a36Sopenharmony_ci default y 4662306a36Sopenharmony_ci help 4762306a36Sopenharmony_ci This adds the support for frequency switching on PA Semi 4862306a36Sopenharmony_ci PWRficient processors. 4962306a36Sopenharmony_ci 5062306a36Sopenharmony_ciconfig POWERNV_CPUFREQ 5162306a36Sopenharmony_ci tristate "CPU frequency scaling for IBM POWERNV platform" 5262306a36Sopenharmony_ci depends on PPC_POWERNV 5362306a36Sopenharmony_ci default y 5462306a36Sopenharmony_ci help 5562306a36Sopenharmony_ci This adds support for CPU frequency switching on IBM POWERNV 5662306a36Sopenharmony_ci platform 57