linux-kernel - Re: [RFC PATCH 0/7] AXP803 AC/Battery support

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Date:   Thu, 21 Sep 2017 23:20:11 +0800
From:   Icenowy Zheng <icenowy@...c.io>
To:     linux-arm-kernel@...ts.infradead.org,
        Jonathan Cameron <Jonathan.Cameron@...wei.com>
CC:     devicetree@...r.kernel.org, linux-pm@...r.kernel.org,
        linux-iio@...r.kernel.org, linux-sunxi@...glegroups.com,
        linux-kernel@...r.kernel.org,
        Quentin Schulz <quentin.schulz@...e-electrons.com>,
        Chen-Yu Tsai <wens@...e.org>,
        Maxime Ripard <maxime.ripard@...e-electrons.com>,
        Lee Jones <lee.jones@...aro.org>,
        Jonathan Cameron <jic23@...nel.org>
Subject: Re: [RFC PATCH 0/7] AXP803 AC/Battery support

于 2017年9月21日 GMT+08:00 下午10:46:21, Jonathan Cameron <Jonathan.Cameron@...wei.com> 写到:
>On Wed, 20 Sep 2017 23:18:07 +0800
>Icenowy Zheng <icenowy@...c.io> wrote:
>
>> The AXP803 PMIC, used by most Allwinner A64 boards, features 3 power
>inputs:
>> AC, USB and Battery.
>> 
>> This patchset adds support for the AC and Battery supplies, which is
>useful
>> for the boards from Pine64 (Pine64, SoPine w/ baseboard model A,
>Pinebook).
>> 
>> The USB supply is not yet supported in this patchset because it's not
>> present on Pine series boards.
>> 
>> In order to enable battery monitoring the ADC for battery is also
>enabled
>> for AXs.
>> 
>> In order to enable battery monitoring the ADC for battery is also
>enabled
>> for AXP803.
>
>I'll go with the obvious question...
>
>Why an RFC rather than a standard patch submission? I'm not immediately
>seeing what is controversial!

Oh I am just not confident about this patchset,
especially the IIO part.

>
>Jonathan
>
>> 
>> Icenowy Zheng (7):
>>   dt-bindings: add compatibles for AXP803 Battery/USB power supplies
>>   iio: adc: axp20x-adc: allow to skip ADC rate setup now
>>   iio: adc: axp20x-adc: add support for AXP803
>>   power: supply: axp20x-battery: support AXP803
>>   mfd: axp20x: add cells for AXP803 ADC/AC Power/Battery
>>   arm64: allwinner: a64: add power supply nodes in AXP803 DTSI
>>   arm64: allwinner: a64: enable AC and Battery for Pine64
>> 
>>  .../bindings/power/supply/axp20x_battery.txt       |   1 +
>>  .../bindings/power/supply/axp20x_usb_power.txt     |   1 +
>>  arch/arm64/boot/dts/allwinner/axp803.dtsi          |  15 +++
>>  .../arm64/boot/dts/allwinner/sun50i-a64-pine64.dts |   8 ++
>>  drivers/iio/adc/axp20x_adc.c                       | 114
>++++++++++++++++++++-
>>  drivers/mfd/axp20x.c                               |  11 ++
>>  drivers/power/supply/axp20x_battery.c              |  88
>++++++++++++++--
>>  7 files changed, 226 insertions(+), 12 deletions(-)
>> 
>
>
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