Re: [PATCH v4 2/7] dt-bindings: Introduce interconnect provider bindings
From: Georgi Djakov
Date: Wed Jun 06 2018 - 11:23:11 EST
Hi Neil,
Apologies for the delayed response.
On 12.04.18 Ð. 16:15, Neil Armstrong wrote:
> On 09/03/2018 22:09, Georgi Djakov wrote:
>> This binding is intended to represent the interconnect hardware present
>> in some of the modern SoCs. Currently it consists only of a binding for
>> the interconnect hardware devices (provider).
>>
>> Signed-off-by: Georgi Djakov <georgi.djakov@xxxxxxxxxx>
>> ---
>> .../bindings/interconnect/interconnect.txt | 47 ++++++++++++++++++++++
>> 1 file changed, 47 insertions(+)
>> create mode 100644 Documentation/devicetree/bindings/interconnect/interconnect.txt
>>
>> diff --git a/Documentation/devicetree/bindings/interconnect/interconnect.txt b/Documentation/devicetree/bindings/interconnect/interconnect.txt
>> new file mode 100644
>> index 000000000000..70612bb201e4
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/interconnect/interconnect.txt
>> @@ -0,0 +1,47 @@
>> +Interconnect Provider Device Tree Bindings
>> +=========================================
>> +
>> +The purpose of this document is to define a common set of generic interconnect
>> +providers/consumers properties.
>> +
>> +
>> += interconnect providers =
>> +
>> +The interconnect provider binding is intended to represent the interconnect
>> +controllers in the system. Each provider registers a set of interconnect
>> +nodes, which expose the interconnect related capabilities of the interconnect
>> +to consumer drivers. These capabilities can be throughput, latency, priority
>> +etc. The consumer drivers set constraints on interconnect path (or endpoints)
>> +depending on the usecase. Interconnect providers can also be interconnect
>> +consumers, such as in the case where two network-on-chip fabrics interface
>> +directly
>
> Hi,
>
> Can't we specify the number of cells for the phandle ? It should be aligned with other consumer/provider bindings.
Yes, that's the plan. Will align it!
Thanks,
Georgi