On Tue, Feb 4, 2014 at 3:41 AM, Thomas Abraham <[email protected]> wrote: > From: Thomas Abraham <[email protected]> > > Certain CPUs or devices can support optional boost operating modes. Add a new > binding to list OPPs to be additionally made available in boost operating > modes. > > Cc: Nishanth Menon <[email protected]> > Cc: Lukasz Majewski <[email protected]> > Cc: Rob Herring <[email protected]> > Cc: Pawel Moll <[email protected]> > Cc: Mark Rutland <[email protected]> > Cc: Ian Campbell <[email protected]> > Cc: Kumar Gala <[email protected]> > Signed-off-by: Thomas Abraham <[email protected]> > --- > Documentation/devicetree/bindings/power/opp.txt | 9 +++++++++ > 1 file changed, 9 insertions(+) > > diff --git a/Documentation/devicetree/bindings/power/opp.txt > b/Documentation/devicetree/bindings/power/opp.txt > index 74499e5..4df5cca 100644 > --- a/Documentation/devicetree/bindings/power/opp.txt > +++ b/Documentation/devicetree/bindings/power/opp.txt > @@ -10,6 +10,10 @@ Properties: > freq: clock frequency in kHz > vol: voltage in microvolt > > +Optional Properties: > +- boost-opp: Similar to "operating-points" property but usable only in > + optional boost operating modes. > + > Examples: > > cpu@0 { > @@ -22,4 +26,9 @@ cpu@0 { > 396000 950000 > 198000 850000 > >; > + boost-opp = < > + /* kHz uV */ > + 1500000 1350000 > + 1400000 1285000 > + >;
This looks like an example of needing to add more properties to the OPP table. There are ongoing discussions on how to extend OPP table and map to C states. This should be part of that discussion. Rob -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
