On Fri, Mar 16, 2018 at 09:38:19AM +0530, Rajendra Nayak wrote: > The powerdomains for corners just pass the performance state set by the > consumers to the RPM (Remote Power manager) which then takes care > of setting the appropriate voltage on the corresponding rails to > meet the performance needs. > > We add all powerdomain data needed on msm8996 here. This driver can easily > be extended by adding data for other qualcomm SoCs as well. > > Signed-off-by: Rajendra Nayak <rna...@codeaurora.org> > Signed-off-by: Viresh Kumar <viresh.ku...@linaro.org> > --- > .../devicetree/bindings/power/qcom,rpmpd.txt | 14 + > drivers/soc/qcom/Kconfig | 9 + > drivers/soc/qcom/Makefile | 1 + > drivers/soc/qcom/rpmpd.c | 299 > +++++++++++++++++++++ > 4 files changed, 323 insertions(+) > create mode 100644 Documentation/devicetree/bindings/power/qcom,rpmpd.txt > create mode 100644 drivers/soc/qcom/rpmpd.c > > diff --git a/Documentation/devicetree/bindings/power/qcom,rpmpd.txt > b/Documentation/devicetree/bindings/power/qcom,rpmpd.txt > new file mode 100644 > index 000000000000..4d7a4a1f054f > --- /dev/null > +++ b/Documentation/devicetree/bindings/power/qcom,rpmpd.txt > @@ -0,0 +1,14 @@ > +Qualcomm RPM Powerdomains > + > +* For RPM powerdomains, we communicate a performance state to RPM > +which then translates it into a corresponding voltage on a rail > + > +Required Properties: > + - compatible: Should be one of the following > + * qcom,rpmpd-msm8996: RPM Powerdomain for the msm8996 family of SoC
qcom,msm8996-rpmpd > + - power-domain-cells: number of cells in power domain specifier > + must be 1. > + - domain-performance-state: One or more nodes describing the > performance-states > + supported by the powerdomain. > + For domain-performance-state bindings refer to > + Documentation/devicetree/bindings/power/power_domain.txt
