Re: [PATCH 3/6] ARM: dts: sun8i: add a cpu0 label to cpu@0 node on A23/33

[Sudeep Holla <sudeep.holla@arm.com>]

On 13/12/16 16:31, Chen-Yu Tsai wrote:
> On Wed, Dec 14, 2016 at 12:09 AM, Sudeep Holla <sudeep.holla@arm.com> wrote:
>>
>>
>> On 13/12/16 15:22, Icenowy Zheng wrote:
>>> A "cpu0" label is needed on cpu@0 for cpufreq-dt to work.
>>>
>>
>> IIUC any label should be fine and I don't see anything in the driver
>> looking for such label name. All I see is it looks for cpu0 regulator
>> for *legacy* DTs
>>
>>> Add such a label, in order to prepare for cpufreq support of A23/33.
>>>
>>
>> You need this as you add the same label in the following patches. The
>> commit message sounds like cpufreq-dt search for that label by name.
> 
> I think a more proper explanation would be:
> 
> The cpu's supply regulator is specified at the board level, hence we
> need to add a label to it to reference it without replicating the whole
> tree structure.

Thanks for clarifying, was confused based on the commit log.

-- 
Regards,
Sudeep