Re: [PATCH 3/8] dt-bindings: net: bluetooth: Add rtl8723bs-bluetooth

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> Stefan Wahren <stefan.wahren@xxxxxxxx> hat am 18. Februar 2019 um 23:08 geschrieben:
> 
> 
> Hi Vasily,
> 
> > Vasily Khoruzhick <anarsoul@xxxxxxxxx> hat am 18. Februar 2019 um 22:24 geschrieben:
> > 
> > 
> > On Mon, Feb 18, 2019 at 1:10 PM Rob Herring <robh@xxxxxxxxxx> wrote:
> > >
> > > On Fri, Jan 18, 2019 at 09:02:27AM -0800, Vasily Khoruzhick wrote:
> > > > Add binding document for bluetooth part of RTL8723BS/RTL8723CS
> > > >
> > > > Signed-off-by: Vasily Khoruzhick <anarsoul@xxxxxxxxx>
> > > > ---
> > > >  .../bindings/net/rtl8723bs-bluetooth.txt      | 35 +++++++++++++++++++
> > > >  1 file changed, 35 insertions(+)
> > > >  create mode 100644 Documentation/devicetree/bindings/net/rtl8723bs-bluetooth.txt
> > > >
> > > > diff --git a/Documentation/devicetree/bindings/net/rtl8723bs-bluetooth.txt b/Documentation/devicetree/bindings/net/rtl8723bs-bluetooth.txt
> > > > new file mode 100644
> > > > index 000000000000..8357f242ae4c
> > > > --- /dev/null
> > > > +++ b/Documentation/devicetree/bindings/net/rtl8723bs-bluetooth.txt
> > > > @@ -0,0 +1,35 @@
> > > > +RTL8723BS/RTL8723CS Bluetooth
> > > > +---------------------
> > > > +
> > > > +RTL8723CS/RTL8723CS is WiFi + BT chip. WiFi part is connected over SDIO, while
> > > > +BT is connected over serial. It speaks H5 protocol with few extra commands
> > > > +to upload firmware and change module speed.
> > > > +
> > > > +Required properties:
> > > > +
> > > > + - compatible: should be one of the following:
> > > > +   * "realtek,rtl8723bs-bt"
> > > > +   * "realtek,rtl8723cs-bt"
> > > > +Optional properties:
> > > > +
> > > > + - device-wake-gpios: GPIO specifier, used to wakeup the BT module (active high)
> > > > + - enable-gpios: GPIO specifier, used to enable the BT module (active high)
> > > > + - host-wake-gpios: GPIO specifier, used to wakeup the host processor (active high)
> > > > + - firmware-postfix: firmware postfix to be used for firmware config
> > >
> 
> sorry, i didn't noticed your great series before. David and i working at the same stuff but for the Asus Tinker Board.
> 
> I created a similiar yet untested patch version for hci_h5 [1]. Maybe it's useful.
> 
> Just a comment about the binding. It's really necessary to add the reset-gpio? Can't we use the enable-gpio with inverse polarity for this?
> 
> Stefan

[1] - https://gist.github.com/lategoodbye/79bac99d4f1158a719a48ea3c45eb7f1



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