0001 # SPDX-License-Identifier: GPL-2.0-only
0002 config CPU_FREQ_CBE
0003 tristate "CBE frequency scaling"
0004 depends on CBE_RAS && PPC_CELL
0005 default m
0006 help
0007 This adds the cpufreq driver for Cell BE processors.
0008 For details, take a look at <file:Documentation/cpu-freq/>.
0009 If you don't have such processor, say N
0010
0011 config CPU_FREQ_CBE_PMI
0012 bool "CBE frequency scaling using PMI interface"
0013 depends on CPU_FREQ_CBE
0014 default n
0015 help
0016 Select this, if you want to use the PMI interface to switch
0017 frequencies. Using PMI, the processor will not only be able to run at
0018 lower speed, but also at lower core voltage.
0019
0020 config CPU_FREQ_MAPLE
0021 bool "Support for Maple 970FX Evaluation Board"
0022 depends on PPC_MAPLE
0023 help
0024 This adds support for frequency switching on Maple 970FX
0025 Evaluation Board and compatible boards (IBM JS2x blades).
0026
0027 config CPU_FREQ_PMAC
0028 bool "Support for Apple PowerBooks"
0029 depends on ADB_PMU && PPC32
0030 help
0031 This adds support for frequency switching on Apple PowerBooks,
0032 this currently includes some models of iBook & Titanium
0033 PowerBook.
0034
0035 config CPU_FREQ_PMAC64
0036 bool "Support for some Apple G5s"
0037 depends on PPC_PMAC && PPC64
0038 help
0039 This adds support for frequency switching on Apple iMac G5,
0040 and some of the more recent desktop G5 machines as well.
0041
0042 config PPC_PASEMI_CPUFREQ
0043 bool "Support for PA Semi PWRficient"
0044 depends on PPC_PASEMI
0045 default y
0046 help
0047 This adds the support for frequency switching on PA Semi
0048 PWRficient processors.
0049
0050 config POWERNV_CPUFREQ
0051 tristate "CPU frequency scaling for IBM POWERNV platform"
0052 depends on PPC_POWERNV
0053 default y
0054 help
0055 This adds support for CPU frequency switching on IBM POWERNV
0056 platform
