[PATCH v4 0/6] PM / devfreq: Add dynamic scaling for imx8m ddr controller

Martin Kepplinger martin.kepplinger at puri.sm
Mon Jun 29 02:32:49 EDT 2020


On 25.06.20 16:47, Abel Vesa wrote:
> On 20-06-25 08:57:52, Martin Kepplinger wrote:
>> hi Leonard,
>>
>> On 24.06.20 08:08, Leonard Crestez wrote:
>>> On 6/22/20 4:58 PM, Martin Kepplinger wrote:
>>>> hi Leondard,
>>>>
>>>> before using this patchset I'd like to ask: Do you have plans to create
>>>> an update and push this forward? It is useful.
>>>
>>> Hello.
>>>
>>> I am no longer with NXP and don't have access to imx hardware right now.
>>
>> I guess it'll get even harder to get the ATF part for devfreq
>> implemented now :) Thanks for the update and all the best for your new
>> stuff.
>>
>>>
>>> However the series that you replied to is very old and was accepted many
>>> months ago. You shouldn't have to apply out-of-tree kernel patches.
>>>
>>
>> that particular series doesn't seem to be in mainline, see
>> https://eur01.safelinks.protection.outlook.com/?url=https%3A%2F%2Felixir.bootlin.com%2Flinux%2Flatest%2Fsource%2Fdrivers%2Fdevfreq%2Fimx8m-ddrc.c%23L283&data=02%7C01%7Cabel.vesa%40nxp.com%7Cb00f437e756d4850238f08d818d51b59%7C686ea1d3bc2b4c6fa92cd99c5c301635%7C0%7C0%7C637286650857331523&sdata=S7%2BN3%2BiTFkUW5YnmVzl36wEBlr%2BkTatGoDDrvY9XfTk%3D&reserved=0
>> or do I miss something?
>>
>> do you know who at nxp would be likely actively working on devfreq?
> 
> Hi Martin,
> 
> I will be working on this in the following weeks.
> 

hi Abel,

that's good to hear. I'm basically always happy to test changes to
devfreq (the ondemand governor or an atf implementation).

thanks,
                        martin



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