Re: [PATCH 1/1] dt-bindings: mfd: da9052: allow dlg,da9053-aa fallback to dlg,da9052

[Conor Dooley <conor@kernel.org>]

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On Wed, Sep 02, 2026 at 11:25:32AM +0100, Lee Jones wrote:
> On Tue, 01 Sep 2026, Conor Dooley wrote:
> 
> > On Mon, Aug 31, 2026 at 04:15:21PM -0400, Frank.Li@oss.nxp.com wrote:
> > > From: Frank Li <Frank.Li@nxp.com>
> > > 
> > > Allow dlg,da9053-aa fallback to dlg,da9052 to fix legacy platform (> 10
> > > years) check_dtbs warnings:
> > >   arch/arm/boot/dts/nxp/imx/imx53-voipac-bsb.dtb: dialog@48 (dlg,da9053-aa): compatible: ['dlg,da9053-aa', 'dlg,da9052'] is too long
> > >         from schema $id: http://devicetree.org/schemas/mfd/dlg,da9052.yaml
> > > 
> > > Signed-off-by: Frank Li <Frank.Li@nxp.com>
> > > ---
> > > Previous try drop dlg,da9052 at
> > > https://lore.kernel.org/imx/20260404-thoughtful-placid-boobook-da26da@quoll/
> > > 
> > > but Krzy have concern about compablity.
> > > 
> > > https://lore.kernel.org/imx/20251107-matrimony-showdown-ba6ce6996b2f@spud/
> > > 
> > > Conor prefer update old dts.
> > 
> > I don't think these devices are actually compatible, so this fallback
> > would be wrong.
> > The data comes from the match data, be that spi or i2c, and there's
> > explicitly different behaviour for the da9052 and da9053aa.
> > I doubt the legacy platform ever worked properly, and this is what should
> > have been explained in the PR that Krzysztof denied not just blindly
> > citing a dtbs_check problem.
> > 
> > Nacked-by: Conor Dooley <conor.dooley@microchip.com>
> 
> At first glance this looks like an Acked-by.
> 
> IMHO, this is going to cause issues - please rethink this.

As in, use NAKed-by instead or just say NAK without the name/mail?
Not entirely sure what you're getting at.

Cheers,
Conor.

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