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SubjectRe: [PATCH 0/3] Support PMIC operation region for CrystalCove and XPower
On 11/13/2014 08:51 AM, Rafael J. Wysocki wrote:
> On Wednesday, November 12, 2014 09:48:10 AM Aaron Lu wrote:
>> On 11/12/2014 07:35 AM, Rafael J. Wysocki wrote:
>>> On Tuesday, November 11, 2014 11:11:52 AM Lee Jones wrote:
>>>> On Tue, 11 Nov 2014, Aaron Lu wrote:
>>>>
>>>>> On 10/31/2014 02:08 PM, Aaron Lu wrote:
>>>>>> On Intel Baytrail-T and Baytrail-T-CR platforms, there are two customized
>>>>>> ACPI operation regions defined for the Power Management Integrated Circuit
>>>>>> device, one is for power resource handling and one is for thermal: sensor
>>>>>> temperature reporting, trip point setting, etc. There are different PMIC
>>>>>> chips used on those platforms and though each has the same two operation
>>>>>> regions and functionality, their implementation is different so every PMIC
>>>>>> will need a driver. But since their functionality is similar, some common
>>>>>> code is abstracted into the intel_soc_pmic_opregion.c.
>>>>>>
>>>>>> The last version is posted here:
>>>>>> https://lkml.org/lkml/2014/9/8/801
>>>>>>
>>>>>> Changes since then:
>>>>>> 1 Move to drivers/acpi as discussed on the above thread;
>>>>>> 2 Added support for XPower AXP288 PMIC operation region support;
>>>>>> 3 Since operation region handler can not be removed(at the moment at least),
>>>>>> use bool for the two operation region driver configs instead of tristate;
>>>>>> Another reason to do this is that, with Mika's MFD ACPI support patch, all
>>>>>> those MFD cell devices created will have the same modalias as their parent's
>>>>>> so it doesn't make much sense to compile these drivers into modules.
>>>>>>
>>>>>> Patch 1 applies on top of Rafael's pm-next branch, and then patch 2 and
>>>>>> patch 3 needs merge of Lee's mfd/ib-mfd-iio-3.19 branch where the PMIC
>>>>>> driver XPower AXP288 and iio driver axp288_adc is located.
>>>>>
>>>>> Since patch 2-3 are based on top of the mfd/ib-mfd-iio-3.19 branch, it
>>>>> would be easy to go through the mfd/ib-mfd-iio-3.19 branch.
>>>>>
>>>>> Rafael,
>>>>> Can I get your ACK for the three patches?
>>>>>
>>>>> Lee,
>>>>> Can you please take the series if Rafael gives it ack?
>>>>
>>>> Yes, no problem.
>>>
>>> Well, since the code is going to reside mostly in drivers/acpi, I think I should
>>> be applying the patches and from your response it looks like you are fine with
>>> them. Is that correct?
>>
>> Oh I thought you may not want to merge another branch into your next
>> branch so I asked this question. If you can handle the whole thing in your
>> tree, that's of course not a problem :-)
>
> Merging one more branch wouldn't be a problem, but we'll take care of that
> later.
>
> For now, would it be possible to rename the subdir to "pmic" instead of
> "pmic_opregion"? The "_opregion" part doesn't seem to add much value here.

No problem.

>
> And can the names of the files be somewhat shorter too? Like "intel_pmic.[h][c]"
> and "intel_pmic_crc.c"?

Sure, will update and send v2, thanks for the advice.

Regards,
Aaron


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