linux-kernel - Re: [PATCH 08/10] pinctrl: cs42l43: Add support for the cs42l43

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Date:   Wed, 17 May 2023 23:30:52 +0900
From:   Mark Brown <broonie@...nel.org>
To:     Andy Shevchenko <andy.shevchenko@...il.com>
Cc:     Charles Keepax <ckeepax@...nsource.cirrus.com>, lee@...nel.org,
        robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org,
        conor+dt@...nel.org, tglx@...utronix.de, maz@...nel.org,
        linus.walleij@...aro.org, vkoul@...nel.org, lgirdwood@...il.com,
        yung-chuan.liao@...ux.intel.com, sanyog.r.kale@...el.com,
        pierre-louis.bossart@...ux.intel.com, alsa-devel@...a-project.org,
        patches@...nsource.cirrus.com, devicetree@...r.kernel.org,
        linux-gpio@...r.kernel.org, linux-spi@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 08/10] pinctrl: cs42l43: Add support for the cs42l43

On Wed, May 17, 2023 at 04:59:50PM +0300, Andy Shevchenko wrote:
> On Wed, May 17, 2023 at 1:13 PM Charles Keepax

> > I am very very far from confident we can guarantee that will be
> > present in the ACPI. The ACPI is typically made for and by the
> > Windows side.

> Why? You may insist firmware vendors / OEMs to use that as a
> requirement to the platforms that would like to use your chip. The
> _DSD() is part of the specification, I don't see how the above can be
> an argument.

> The times when ACPI == Windows are quite behind.

Nobody is going to loose a sale over something like that, especially
when it's just not idiomatic.  It's very unlikely to even be worth the
effort of educating customers who don't care what DSD is when there's no
ecosystem push for it, it'd just make you look difficult and weird.

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