linux-kernel - Re: [PATCH 1/6] dt-bindings: spi: Add spi-buses property

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Message-ID: <aRIbBVNzo-7EYJbl@finisterre.sirena.org.uk>
Date: Mon, 10 Nov 2025 17:04:05 +0000
From: Mark Brown <broonie@...nel.org>
To: David Lechner <dlechner@...libre.com>
Cc: Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Marcelo Schmitt <marcelo.schmitt@...log.com>,
	Michael Hennerich <michael.hennerich@...log.com>,
	Nuno Sá <nuno.sa@...log.com>,
	Jonathan Cameron <jic23@...nel.org>,
	Andy Shevchenko <andy@...nel.org>,
	Sean Anderson <sean.anderson@...ux.dev>, linux-spi@...r.kernel.org,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-iio@...r.kernel.org
Subject: Re: [PATCH 1/6] dt-bindings: spi: Add spi-buses property

On Thu, Oct 30, 2025 at 05:42:44PM -0500, David Lechner wrote:
> On 10/30/25 8:51 AM, Rob Herring wrote:

> > But it can't really be 2 independent buses/controllers unless the ADC 
> > has 2 completely independent interfaces, right?

> Correct.

> The proposed property really only concerns the data lines (tx/rx). It doesn't
> care if there is 1 or 2 SCLK lines and it doesn't care if there is only 1 CS
> line.

> So maybe spi-data-buses would be a better name for the property? Or
> spi-data-ports (using the NXP FlexSPI controller docs terminology)?
> Or spi-data-channels?

This bindings discussion seems to have stalled out?

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