| Thomas Gleixner | ec8f24b | 2019-05-19 13:07:45 +0100 | [diff] [blame] | 1 | # SPDX-License-Identifier: GPL-2.0-only |
| Viresh Kumar | 6eb1c37 | 2013-03-25 11:20:23 +0530 | [diff] [blame] | 2 | config 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 | |
| 11 | config 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 | |
| Dmitry Eremin-Solenikov | 5d8c665 | 2011-06-29 05:07:56 +0000 | [diff] [blame] | 20 | config CPU_FREQ_MAPLE |
| 21 | bool "Support for Maple 970FX Evaluation Board" |
| 22 | depends on PPC_MAPLE |
| Dmitry Eremin-Solenikov | 5d8c665 | 2011-06-29 05:07:56 +0000 | [diff] [blame] | 23 | help |
| 24 | This adds support for frequency switching on Maple 970FX |
| 25 | Evaluation Board and compatible boards (IBM JS2x blades). |
| Tang Yuantian | defa4c7 | 2013-06-05 09:30:48 +0000 | [diff] [blame] | 26 | |
| Viresh Kumar | 7fb6a53 | 2013-04-04 18:24:25 +0530 | [diff] [blame] | 27 | config CPU_FREQ_PMAC |
| 28 | bool "Support for Apple PowerBooks" |
| 29 | depends on ADB_PMU && PPC32 |
| Viresh Kumar | 7fb6a53 | 2013-04-04 18:24:25 +0530 | [diff] [blame] | 30 | help |
| 31 | This adds support for frequency switching on Apple PowerBooks, |
| 32 | this currently includes some models of iBook & Titanium |
| 33 | PowerBook. |
| 34 | |
| 35 | config CPU_FREQ_PMAC64 |
| 36 | bool "Support for some Apple G5s" |
| 37 | depends on PPC_PMAC && PPC64 |
| Viresh Kumar | 7fb6a53 | 2013-04-04 18:24:25 +0530 | [diff] [blame] | 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 | |
| 42 | config PPC_PASEMI_CPUFREQ |
| 43 | bool "Support for PA Semi PWRficient" |
| 44 | depends on PPC_PASEMI |
| Viresh Kumar | 7fb6a53 | 2013-04-04 18:24:25 +0530 | [diff] [blame] | 45 | default y |
| 46 | help |
| 47 | This adds the support for frequency switching on PA Semi |
| 48 | PWRficient processors. |
| Vaidyanathan Srinivasan | b3d627a | 2014-04-01 12:43:26 +0530 | [diff] [blame] | 49 | |
| 50 | config 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 |