linux-kernel - Re: [PATCH v3 2/3] mfd: axp20x: Add support for AXP15060 PMIC

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Date:   Mon, 15 May 2023 22:19:25 +0800
From:   Shengyu Qu <wiagn233@...look.com>
To:     Lee Jones <lee@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Cc:     wiagn233@...look.com, Andre Przywara <andre.przywara@....com>,
        robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org,
        wens@...e.org, lgirdwood@...il.com, broonie@...nel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        conor.dooley@...rochip.com,
        Martin Botka <martin.botka@...ainline.org>
Subject: Re: [PATCH v3 2/3] mfd: axp20x: Add support for AXP15060 PMIC

Hi Lee,

Why there's no news about patch 3 for my series and axp313a series?

It can't work without patch 3. And could we see the fix for patch1/2 in

next RC?

Best regards,

Shengyu

> On Thu, 04 May 2023, Krzysztof Kozlowski wrote:
>
>> On 03/05/2023 13:07, Andre Przywara wrote:
>>> On Wed, 26 Apr 2023 15:27:40 +0100
>>> Lee Jones <lee@...nel.org> wrote:
>>>
>>> Hi Lee,
>>>
>>> I see this patch in Linus' tree, but something must have gone wrong here,
>>> can you please check? See below ...
>>>
>>>> On Fri, 21 Apr 2023, Shengyu Qu wrote:
>>>>
>>>>> The AXP15060 is a PMIC chip produced by X-Powers, and could be connected
>>>>> via an I2C bus.
>>>>>
>>>>> Describe the regmap and the MFD bits, along with the registers exposed
>>>>> via I2C. Eventually advertise the device using a new compatible string
>>>>> and add support for power off the system.
>>>>>
>>>>> The driver would disable PEK function if IRQ is not configured in device
>>>>> tree, since some boards (For example, Starfive Visionfive 2) didn't
>>>>> connect IRQ line of PMIC to SOC.
>>>>>
>>>>> GPIO function isn't enabled in this commit, since its configuration
>>>>> operation is different from any existing AXP PMICs and needs
>>>>> logic modification on existing driver. GPIO support might come in later
>>>>> patches.
>>>>>
>>>>> ---
>>>> You must not use these above the tags or Git will drop them.
>>>>
>>>>> Changes since v2:
>>>>>   - Rebase to AXP313a series v10 [1] + newest (20230420) -next branch
>>> So this patch was based on the AXP313a series, but I don't see that in
>>> Linus' tree (or in any of your trees, if I have checked correctly).
>>> There must have been a conflict, as this [PATCH v3 2/3] diff actually lists
>>> the axp313a entry in the context lines.
>>>
>>>>>   - Add axp_regulator_only_cells rather than directly using axp806_cells
>>>>>     for cases that IRQ line isn't connected.
>>>>>
>>>>> Changes since v1:
>>>>>   - Nothing
>>>>>
>>>>> [1] https://lore.kernel.org/linux-sunxi/20230401001850.4988-1-andre.przywara@arm.com/
>>>>>
>>>>> Signed-off-by: Shengyu Qu <wiagn233@...look.com>
>>>>> ---
>>>> Put change-logs here instead.
>>>>
>>>>>   drivers/mfd/axp20x-i2c.c   |   2 +
>>>>>   drivers/mfd/axp20x.c       | 107 +++++++++++++++++++++++++++++++++++++
>>>>>   include/linux/mfd/axp20x.h |  85 +++++++++++++++++++++++++++++
>>>>>   3 files changed, 194 insertions(+)
>>>> I manually added the missing tags for this and the DT patch and applied.
>>> So this patch doesn't list any tags aside from Shengyu's
>>> Signed-off-by. The patch in Linus' tree list a Reviewed-by: from
>>> Krzysztof, which I don't see anywhere in the thread, he just reviewed the
>>> binding patch, AFAICT.
>> Yep, I never reviewed this.
>>
>>> I see your tentative R-b: on v2, but with the
>>> request to rebase and resend, which he did with v3. The applied patch
>>> looks like v3, but not on the base commit this was send against.
>>>
>>> So I am slightly confused, and am also wondering what happened to the
>>> AXP313a patches? I see the binding patch merged, but not the MFD part,
>>> even though you replied saying so.
>> Because the patch #1 was broken, see:
>> https://lore.kernel.org/all/TY3P286MB261177CF7AA2959BD9517DA998609@TY3P286MB2611.JPNP286.PROD.OUTLOOK.COM/
>>
>> The SoB and Reviewed-by were after --- and apparently b4 understood it
>> as cover letter and applied everywhere.
>>
>> Lee,
>> Do you have the latest b4? If yes, this should be reported as b4 bug,
>> assuming you used it.
> I am using b4, although the version I'm using is quite old (0.9.0).
>
> Also, this was quite some time ago - I have slept since applying this
> and do not distinctly remember doing so.  Thus, the application of your
> R-b may well have been a mistake on my part.  I'll keep an eye for such
> things in the future and if I see (and remember) an issue, I'll report
> it.
>

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