1# SPDX-License-Identifier: GPL-2.0-only
2config CPU_FREQ_CBE
3	tristate "CBE frequency scaling"
4	depends on CBE_RAS && PPC_CELL
5	default m
6	help
7	  This adds the cpufreq driver for Cell BE processors.
8	  For details, take a look at <file:Documentation/cpu-freq/>.
9	  If you don't have such processor, say N
10
11config CPU_FREQ_CBE_PMI
12	bool "CBE frequency scaling using PMI interface"
13	depends on CPU_FREQ_CBE
14	default n
15	help
16	  Select this, if you want to use the PMI interface to switch
17	  frequencies. Using PMI, the processor will not only be able to run at
18	  lower speed, but also at lower core voltage.
19
20config CPU_FREQ_MAPLE
21	bool "Support for Maple 970FX Evaluation Board"
22	depends on PPC_MAPLE
23	help
24	  This adds support for frequency switching on Maple 970FX
25	  Evaluation Board and compatible boards (IBM JS2x blades).
26
27config CPU_FREQ_PMAC
28	bool "Support for Apple PowerBooks"
29	depends on ADB_PMU && PPC32
30	help
31	  This adds support for frequency switching on Apple PowerBooks,
32	  this currently includes some models of iBook & Titanium
33	  PowerBook.
34
35config CPU_FREQ_PMAC64
36	bool "Support for some Apple G5s"
37	depends on PPC_PMAC && PPC64
38	help
39	  This adds support for frequency switching on Apple iMac G5,
40	  and some of the more recent desktop G5 machines as well.
41
42config PPC_PASEMI_CPUFREQ
43	bool "Support for PA Semi PWRficient"
44	depends on PPC_PASEMI
45	default y
46	help
47	  This adds the support for frequency switching on PA Semi
48	  PWRficient processors.
49
50config POWERNV_CPUFREQ
51	tristate "CPU frequency scaling for IBM POWERNV platform"
52	depends on PPC_POWERNV
53	default y
54	help
55	 This adds support for CPU frequency switching on IBM POWERNV
56	 platform
57