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Diffstat (limited to 'Documentation')
| -rw-r--r-- | Documentation/power/opp.txt | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/Documentation/power/opp.txt b/Documentation/power/opp.txt index 44d87ad3cea9..cd445582d1f8 100644 --- a/Documentation/power/opp.txt +++ b/Documentation/power/opp.txt @@ -37,6 +37,9 @@ Typical usage of the OPP library is as follows: SoC framework -> modifies on required cases certain OPPs -> OPP layer -> queries to search/retrieve information -> +Architectures that provide a SoC framework for OPP should select ARCH_HAS_OPP +to make the OPP layer available. + OPP layer expects each domain to be represented by a unique device pointer. SoC framework registers a set of initial OPPs per device with the OPP layer. This list is expected to be an optimally small number typically around 5 per device. |