diff --git a/[refs] b/[refs] index 161d920efe1c..523acd3378dc 100644 --- a/[refs] +++ b/[refs] @@ -1,2 +1,2 @@ --- -refs/heads/master: d08a5ace18dce9b18d8eb56bb6c0feef082b1b33 +refs/heads/master: 43e60861fe9d39740cf5b355f58fecedf0d8e9ba diff --git a/trunk/Documentation/power/opp.txt b/trunk/Documentation/power/opp.txt index 44d87ad3cea9..cd445582d1f8 100644 --- a/trunk/Documentation/power/opp.txt +++ b/trunk/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. diff --git a/trunk/kernel/power/Kconfig b/trunk/kernel/power/Kconfig index 29bff6117abc..a5aff3ebad38 100644 --- a/trunk/kernel/power/Kconfig +++ b/trunk/kernel/power/Kconfig @@ -246,9 +246,13 @@ config PM_OPS depends on PM_SLEEP || PM_RUNTIME default y +config ARCH_HAS_OPP + bool + config PM_OPP bool "Operating Performance Point (OPP) Layer library" depends on PM + depends on ARCH_HAS_OPP ---help--- SOCs have a standard set of tuples consisting of frequency and voltage pairs that the device will support per voltage domain. This