Re: [PATCH v8 1/7] dt-bindings: net: bluetooth: Add device tree bindings for QTI chip wcn3990

[Balakrishna Godavarthi <bgodavar@xxxxxxxxxxxxxx>]

Hi Rob,

On 2018-06-25 20:28, Rob Herring wrote:
> On Mon, Jun 25, 2018 at 07:10:07PM +0530, Balakrishna Godavarthi wrote:
> > This patch enables regulators for the Qualcomm Bluetooth wcn3990
> > controller.
> >
> > Signed-off-by: Balakrishna Godavarthi <bgodavar@xxxxxxxxxxxxxx>
> > ---
> >
> > Changes in v8:
> >     * Separated the optional entries between two chips
> >
> > Changes in v7:
> >     * no change.
> >
> > Changes in v6:
> >
> >     * Changed the oper-speed to max-speed.
> >
> > Changes in v5:
> >
> >     * Added entry for oper-speed and init-speed.
> >
> > ---
> >  .../bindings/net/qualcomm-bluetooth.txt       | 30 
> > +++++++++++++++++--
> >  1 file changed, 28 insertions(+), 2 deletions(-)
> >
> > diff --git 
> > a/Documentation/devicetree/bindings/net/qualcomm-bluetooth.txt 
> > b/Documentation/devicetree/bindings/net/qualcomm-bluetooth.txt
> > index 0ea18a53cc29..c2b09dd2bf31 100644
> > --- a/Documentation/devicetree/bindings/net/qualcomm-bluetooth.txt
> > +++ b/Documentation/devicetree/bindings/net/qualcomm-bluetooth.txt
> > @@ -10,12 +10,23 @@ device the slave device is attached to.
> >  Required properties:
> >   - compatible: should contain one of the following:
> >     * "qcom,qca6174-bt"
> > +   * "qcom,wcn3990-bt"
> > +
> > +Optional properties for compatible string qcom,qca6174-bt:
> >
> > -Optional properties:
> >   - enable-gpios: gpio specifier used to enable chip
> >   - clocks: clock provided to the controller (SUSCLK_32KHZ)
> >
> > -Example:
> > +Optional properties for compatible string qcom,wcn3990-bt:
> > +
> > + - vddio-supply: Bluetooth VDD IO regulator handle.
> > + - vddxtal-supply: Bluetooth VDD XTAL regulator handle.
> > + - vddpa-supply: Bluetooth VDD PA regulator handle.
> > + - vddldo-supply: Bluetooth VDD LDO regulator handle.
> > + - vddcore-supply: Bluetooth VDD CORE regulator handle.
> > + - max-speed: Maximum operating speed of the chip.
>
> This shouldn't be per compatible really. The definition here is wrong
> too. You should know the max baud for the chip based on the compatible.
> This property is for when the max is less than the max of either the
> chip or host UART.
>
> Rob

I have enabled max-speed in probe for compatible "qcom,wcn3990-bt", so 
it under the specific compatible string.
will update definition.

--
Regards
Balakrishna.
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