Re: [PATCH v5 3/4] dt-bindings: power: supply: qcom_bms: Add bindings

From: Craig Tatlor
Date: Wed Jun 13 2018 - 12:00:36 EST


On Mon, Jun 11, 2018 at 12:15:15PM -0600, Rob Herring wrote:
> On Thu, Jun 07, 2018 at 07:12:51PM +0100, Craig Tatlor wrote:
> > Add bindings for the Qualcomm Battery Monitoring system.
> >
> > Signed-off-by: Craig Tatlor <ctatlor97@xxxxxxxxx>
> > ---
> > * Changes from v4:
> > Uses proper units and expands some definitions,
> > along with changing vadc@ to adc@.
> >
> > .../bindings/power/supply/qcom_bms.txt | 91 +++++++++++++++++++
> > 1 file changed, 91 insertions(+)
> > create mode 100644 Documentation/devicetree/bindings/power/supply/qcom_bms.txt
> >
> > diff --git a/Documentation/devicetree/bindings/power/supply/qcom_bms.txt b/Documentation/devicetree/bindings/power/supply/qcom_bms.txt
> > new file mode 100644
> > index 000000000000..a1a32d6ab460
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/power/supply/qcom_bms.txt
> > @@ -0,0 +1,91 @@
> > +Qualcomm Battery Monitoring System
> > +
> > +The Qualcomm Battery Monitoring System is found inside of Qualcomm PM8941
> > +PMICs. It provides open circuit voltage (OCV) and coulomb counter registers
> > +that allow the OS to infer a capacity level.
> > +
> > +Required properties:
> > +- compatible: Should contain "qcom,pm8941-bms".
> > +- reg: Specifies the SPMI address and length of the
> > + controller's registers.
> > +- interrupts: OCV threshold interrupt.
> > +- io-channels: Should contain IIO channel specifier for the
> > + ADC channel that reports battery temperature.
> > +- io-channel-names: Should contain "temp".
> > +- qcom,fcc-temp-legend-celcius: An array containing the temperature, in degC,
> > + for each column of the full charge capacity
> > + lookup table.
> > +- qcom,fcc-lut-microamp-hours: An array of full charge capacity values in uah,
> > + one entry for each temperature defined in in
> > + qcom,fcc-temp-legend-celcius.
> > +- qcom,ocv-temp-legend-celcius: An array containing the temperature, in degC,
> > + for each column of the OCV lookup table.
> > +- qcom,ocv-capacity-legend: An array containing the capacity for each
> > + row of the OCV lookup table.
> > +- qcom,ocv-lut-microvolt: An array of OCV values in uV, one entry for each
> > + capacity defined in qcom,ocv-capacity-legend.
>
> Need to say which of these are 8-bit values.
>
> With that,
>
> Reviewed-by: Rob Herring <robh@xxxxxxxxxx>

Thanks for the review, will mark as 8 bit in v6