linux-kernel - Re: [PATCH 0/3] Support PMIC operation region for CrystalCove and XPower

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Date:	Tue, 11 Nov 2014 11:11:52 +0000
From:	Lee Jones <lee.jones@...aro.org>
To:	Aaron Lu <aaron.lu@...el.com>
Cc:	"Rafael J. Wysocki" <rjw@...ysocki.net>,
	linux-acpi@...r.kernel.org, linux-iio@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Jacob Pan <jacob.jun.pan@...ux.intel.com>
Subject: Re: [PATCH 0/3] Support PMIC operation region for CrystalCove and
 XPower

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.

> > Aaron Lu (3):
> >   ACPI / pmic_opregion: support PMIC operation region for CrystalCove
> >   ACPI / pmic_opregion: support PMIC operation region for XPower AXP288
> >   ACPI / pmic_opregion: AXP288: support virtual GPIO in ACPI table
> > 
> 

-- 
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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