[PATCH 0/7] ARM: dts: stm32: clk: Switch ETHRX clock parent from ETHCK_K to MCO2 on DHCOM SoM

Marek Vasut marex at denx.de
Tue Apr 13 13:05:13 BST 2021


On 4/13/21 9:48 AM, Alexandre TORGUE wrote:
> Hi Marek

Hello Alexandre,

> On 4/12/21 8:44 PM, Marek Vasut wrote:
>> On 4/12/21 10:09 AM, Alexandre TORGUE wrote:
>>> Hi Marek
>>
>> Hello Alex,
>>
>> [...]
>>
>>>> All the above still only discusses the clock part of the problem. 
>>>> Even if
>>>> the clock cyclic dependencies could be solved, it would be necessary to
>>>> resolve legacy dwmac st,eth-clk-sel and st,eth-ref-clk-sel DT 
>>>> properties
>>>> and avoid DT ABI break.
>>>
>>> Thanks for those clear explanations and for this series. As 
>>> discussed, this approach looks good to me as it doesn't break our 
>>> current strategy for dwmac clock integration. I don't know if those 
>>> cyclic redundancies will be fixed one day but we can have a look on 
>>> dwmac DT properties (the gain to change them, the effort to keep the 
>>> backward compatibility, code readability, ...).
>>>
>>> Your DT patches looks good. I'll merge them soon.
>> +CC Stephen ; the DT patches depend on the clock driver changes. Would 
>> it make sense to pick the clock patches through the same tree or how 
>> should that be handled ?
> 
> In this situation, I prefer to wait that Stephen takes clock patches in 
> his tree. Then I'll take DT ones in mine. (I assume that taking only 
> clock patches will not break mp1 boot or Ethernet usage).

That's fine by me, thanks !



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