linux-kernel - Re: [RFC PATCH 0/2] Add software node support to regulator framework

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Message-ID: <20210713160259.GD4098@sirena.org.uk>
Date:   Tue, 13 Jul 2021 17:02:59 +0100
From:   Mark Brown <broonie@...nel.org>
To:     Laurent Pinchart <laurent.pinchart@...asonboard.com>
Cc:     Daniel Scally <djrscally@...il.com>,
        Andy Shevchenko <andy.shevchenko@...il.com>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Platform Driver <platform-driver-x86@...r.kernel.org>,
        Hans de Goede <hdegoede@...hat.com>,
        Mark Gross <mgross@...ux.intel.com>,
        Maximilian Luz <luzmaximilian@...il.com>,
        Liam Girdwood <lgirdwood@...il.com>,
        kieran.bingham@...asonboard.com
Subject: Re: [RFC PATCH 0/2] Add software node support to regulator framework

On Tue, Jul 13, 2021 at 06:42:33PM +0300, Laurent Pinchart wrote:
> On Tue, Jul 13, 2021 at 04:24:54PM +0100, Mark Brown wrote:
> > On Tue, Jul 13, 2021 at 12:32:26AM +0100, Daniel Scally wrote:

> > > It also creates some problems to suppress the enumeration of the i2c
> > > device via ACPI (which we'll have to do in a machine specific fashion,
> > > because some laptops have this chip with properly configured ACPI and

> > To be clear I think that's a terrible idea.

> If you're talking about the ACPI implementation on those machines,
> nobody disagrees :-)

> To make sure I understand you correctly, do you advocate for suppressing
> registration of the I2C devices from ACPI and instantiate them from
> board code instead, or to somehow supplement the I2C device with
> board-specific data ?

No, to repeat yet again that is what I think is a terrible idea.

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