lkml.org 
[lkml]   [2018]   [Dec]   [3]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
SubjectRe: [PATCH v11 1/2] dt-bindings: cpufreq: Introduce QCOM CPUFREQ Firmware bindings
Date
Quoting Rob Herring (2018-12-03 15:09:07)
> On Sun, Dec 02, 2018 at 09:25:02AM +0530, Taniya Das wrote:
> > Add QCOM cpufreq firmware device bindings for Qualcomm Technology Inc's
> > SoCs. This is required for managing the cpu frequency transitions which are
> > controlled by the hardware engine.
> >
> > Signed-off-by: Taniya Das <tdas@codeaurora.org>
> > ---
> > .../bindings/cpufreq/cpufreq-qcom-hw.txt | 172 +++++++++++++++++++++
> > 1 file changed, 172 insertions(+)
> > create mode 100644 Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.txt
> >
> > diff --git a/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.txt b/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.txt
> > new file mode 100644
> > index 0000000..2b82965
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/cpufreq/cpufreq-qcom-hw.txt
> > @@ -0,0 +1,172 @@
> > +Qualcomm Technologies, Inc. CPUFREQ Bindings
> > +
> > +CPUFREQ HW is a hardware engine used by some Qualcomm Technologies, Inc. (QTI)
> > +SoCs to manage frequency in hardware. It is capable of controlling frequency
> > +for multiple clusters.
> > +
> > +Properties:
> > +- compatible
> > + Usage: required
> > + Value type: <string>
> > + Definition: must be "qcom,cpufreq-hw".
> > +
> > +- clocks
> > + Usage: required
> > + Value type: <phandle> From common clock binding.
> > + Definition: clock handle for XO clock and GPLL0 clock.
> > +
> > +- clock-names
> > + Usage: required
> > + Value type: <string> From common clock binding.
> > + Definition: must be "xo", "alternate".
> > +
> > +- reg
> > + Usage: required
> > + Value type: <prop-encoded-array>
> > + Definition: Addresses and sizes for the memory of the HW bases in
> > + each frequency domain.
> > +- reg-names
> > + Usage: Optional
> > + Value type: <string>
> > + Definition: Frequency domain name i.e.
> > + "freq-domain0", "freq-domain1".
> > +
> > +- freq-domain-cells:
>
> #freq-domain-cells
>
> Otherwise,
>
> Reviewed-by: Rob Herring <robh@kernel.org>

Or should it be #qcom,freq-domain-cells? That would match the same stem
of the property used in the cpu node.


\
 
 \ /
  Last update: 2018-12-04 00:58    [W:0.080 / U:20.480 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site