RE: [PATCH v4 02/13] dt-bindings: usb: add documentation for typec port controller(TCPCI)

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Hi,
> -----Original Message-----
> From: Mats Karrman [mailto:mats.dev.list@xxxxxxxxx]
> Sent: 2018年4月30日 15:41
> To: Jun Li <jun.li@xxxxxxx>
> Cc: robh+dt@xxxxxxxxxx; gregkh@xxxxxxxxxxxxxxxxxxx;
> heikki.krogerus@xxxxxxxxxxxxxxx; linux@xxxxxxxxxxxx; a.hajda@xxxxxxxxxxx;
> shufan_lee@xxxxxxxxxxx; Peter Chen <peter.chen@xxxxxxx>;
> devicetree@xxxxxxxxxxxxxxx; linux-usb@xxxxxxxxxxxxxxx; dl-linux-imx
> <linux-imx@xxxxxxx>; devel@xxxxxxxxxxxxxxxxxxxx
> Subject: Re: [PATCH v4 02/13] dt-bindings: usb: add documentation for typec
> port controller(TCPCI)
> 
> Hi Li Jun,
> 
> Are you working on an updated version of this patch series?
> I'm pondering other changes that builds on these patches (the documentation
> and the fwnode added to the tcpc_dev and tcpm primarily).

I am on a vacation and will be back tomorrow, I will post a new version soon.

> 
> Btw, there is a semi-colon missing in your example below.

Thanks, I will add it.

Li Jun
> 
> BR // Mats
> 
> On 2018-03-28 18:06, Li Jun wrote:
> 
> > TCPCI stands for typec port controller interface, its implementation
> > has full typec port control with power delivery support, it's a
> > standard i2c slave with GPIO input as irq interface, detail see spec
> > "Universal Serial Bus Type-C Port Controller Interface Specification
> > Revision 1.0, Version 1.1"
> >
> > Signed-off-by: Li Jun <jun.li@xxxxxxx>
> > ---
> >   .../devicetree/bindings/usb/typec-tcpci.txt        | 33
> ++++++++++++++++++++++
> >   1 file changed, 33 insertions(+)
> >
> > diff --git a/Documentation/devicetree/bindings/usb/typec-tcpci.txt
> > b/Documentation/devicetree/bindings/usb/typec-tcpci.txt
> > new file mode 100644
> > index 0000000..7a7a8e0
> > --- /dev/null
> > +++ b/Documentation/devicetree/bindings/usb/typec-tcpci.txt
> > @@ -0,0 +1,33 @@
> > +TCPCI(Typec port cotroller interface) binding
> > +---------------------------------------------
> > +
> > +Required properties:
> > +- compatible:       should be "usb-tcpci,chip-specific-string".
> > +- reg:              the i2c slave address of typec port controller device.
> > +- interrupt-parent: the phandle to the interrupt controller which provides
> > +                    the interrupt.
> > +- interrupts:       interrupt specification for tcpci alert.
> > +
> > +Required sub-node:
> > +- connector: The "usb-c-connector" attached to the tcpci chip, the
> > +bindings
> > +  of connector node are specified in
> > +  Documentation/devicetree/bindings/connector/usb-connector.txt
> > +
> > +Example:
> > +
> > +ptn5110@50 {
> > +	compatible = "usb-tcpci,ptn5110";
> > +	reg = <0x50>;
> > +	interrupt-parent = <&gpio3>;
> > +	interrupts = <3 IRQ_TYPE_LEVEL_LOW>;
> > +
> > +	usb_con: connector {
> > +		compatible = "usb-c-connector";
> > +		label = "USB-C";
> > +		port-type = "dual";
> > +		try-power-role = "sink"
> 
> Here!
> 
> > +		source-pdos = <0x380190c8>;
> > +		sink-pdos = <0x380190c8 0x3802d0c8>;
> > +		op-sink-microwatt-hours = <9000000>;
> > +	};
> > +};
> >
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