linux-kernel - Re: [PATCH v6 5/5] mfd: max77541: Add ADI MAX77541/MAX77540 PMIC Support

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Date:   Wed, 5 Apr 2023 11:36:19 +0300
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Lee Jones <lee@...nel.org>
Cc:     "Sahin, Okan" <Okan.Sahin@...log.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Jonathan Cameron <jic23@...nel.org>,
        Lars-Peter Clausen <lars@...afoo.de>,
        Cosmin Tanislav <demonsingur@...il.com>,
        Stephen Boyd <sboyd@...nel.org>,
        Caleb Connolly <caleb.connolly@...aro.org>,
        Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>,
        "Bolboaca, Ramona" <Ramona.Bolboaca@...log.com>,
        ChiYuan Huang <cy_huang@...htek.com>,
        "Tilki, Ibrahim" <Ibrahim.Tilki@...log.com>,
        William Breathitt Gray <william.gray@...aro.org>,
        Arnd Bergmann <arnd@...db.de>,
        ChiaEn Wu <chiaen_wu@...htek.com>,
        Haibo Chen <haibo.chen@....com>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-iio@...r.kernel.org" <linux-iio@...r.kernel.org>
Subject: Re: [PATCH v6 5/5]  mfd: max77541: Add ADI MAX77541/MAX77540 PMIC
 Support

On Mon, Apr 03, 2023 at 03:09:50PM +0100, Lee Jones wrote:
> On Mon, 03 Apr 2023, Sahin, Okan wrote:

...


> > In fact, one of the maintainers suggested assigning chip_info to data
> > instead of enumeration. Then I added chip_info and put devices into
> > sub-structure above. I will replace chip_info with id structure in max77541
> > device structure, right? I will use enumeration for data as I will assign
> > it to id, and distinguish different devices.
> 
> Yes, that's correct.  Please remove chip_info altogether.

Then it will provoke casting in the OF ID table which I believe is not what
we want. I would agree on your first suggestion to have a plain number in I²C
ID table, but I'm against it in OF and/or ACPI ID table.

-- 
With Best Regards,
Andy Shevchenko