Hi Rob,
> On Oct 10, 2016, at 18:48 , Peter Rosin <peda@xxxxxxxxxx> wrote:
>
> On 2016-10-07 17:21, Pantelis Antoniou wrote:
>> From: Georgi Vlaev <gvlaev@xxxxxxxxxxx>
>>
>> Add binding document for the i2c mux driver of Juniper's I2CS FPGA.
>>
>> Signed-off-by: Georgi Vlaev <gvlaev@xxxxxxxxxxx>
>> [Ported from Juniper kernel]
>> Signed-off-by: Pantelis Antoniou <pantelis.antoniou@xxxxxxxxxxxx>
>> ---
>> .../devicetree/bindings/i2c/jnx,i2c-mux-i2cs.txt | 27 ++++++++++++++++++++++
>> 1 file changed, 27 insertions(+)
>> create mode 100644 Documentation/devicetree/bindings/i2c/jnx,i2c-mux-i2cs.txt
>>
>> diff --git a/Documentation/devicetree/bindings/i2c/jnx,i2c-mux-i2cs.txt b/Documentation/devicetree/bindings/i2c/jnx,i2c-mux-i2cs.txt
>> new file mode 100644
>> index 0000000..03d917f
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/i2c/jnx,i2c-mux-i2cs.txt
>> @@ -0,0 +1,27 @@
>> +* Juniper I2C Mux on I2CS
>> +
>> + I2C mux driver for switching the RE access to the FPC i2c bus.
>> + Compatible with the FPC variant of the I2CS.
>> +
>> +Required properties:
>> +
>> + - compatible: "jnx,i2cs-mux-i2cs".
>
> jnx,i2c-mux-i2cs
>
OK.
>> +
>> +The following required properties are defined externally:
>> +
>> + - Standard I2C mux properties. See i2c-mux.txt in this directory.
>
> To accommodate changes pending for 4.9, change "mux" to "gate" in
> this line…
>
OK, interesting.
>> + - I2C child bus nodes. See i2c-mux.txt in this directory.
>
> This line is wrong since the child nodes themselves are optional in
> i2c-gate.txt (and i2c-mux.txt). I guess you can just drop it since
> the child nodes are mentioned in i2c-gate.txt (and i2c-mux.txt).
>
OK then.
>> +
>> +Example:
>> +
>> +fpc0_mux {
>> + compatible = "jnx,i2c-mux-i2cs";
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>
> ...drop these two...
>
>> +
>> + fpc0i2c0: i2c@0 {
>
> ...change i2c@0 to i2c-gate...
>
>> + #address-cells = <1>;
>> + #size-cells = <0>;
>> + reg = <0>;
>
> ...and drop reg.
>
> Cheers,
> Peter
>
OK on all.
>> + };
>> +};
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