From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 8746A420488; Wed, 15 Jul 2026 13:09:26 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784120967; cv=none; b=L5c3Fyk9USNDqxzqdUCI4wsohIugdHU+hDQfpzCFXiP2lvPa4L6aXEAvsLY9LQBagrKtZ4Sg0E3xSReyMkxAda7XbphUNxekT6OEeg0F9hmJxWqlN2e1i+YUi7rhBKLlxGqsdoMrgphDpvScYx9E9yNttu03aH7Rt40v8KZqxps= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784120967; c=relaxed/simple; bh=SUMb3zBausmevnB9x4UBudVXKBEKviMAQn5Mu6iQJHI=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=IVudPTGIz9dALiKIumvlQnXezQ+Jagaa9Jv85DKEwWRPoFVZWVuRcMrvzXEaFHrRVQYRL7LEMZYlAEUlc54bby+9oCKD9NU53jZIVw1mL3Rf4lgYDlWGc4jTf6YfTPMGQB4Z46DYsQn9fH06M+0m+ECJ+VxrvetwQpCk3lVroJQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=JtslR5ur; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="JtslR5ur" Received: by smtp.kernel.org (Postfix) with ESMTPSA id DA4571F000E9; Wed, 15 Jul 2026 13:09:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1784120966; bh=wsxT5Nei/pXNtplqSgGgPoBP3RgXHfqBbo9yCD3QM0Y=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=JtslR5urgE8vRtnO1BH1g02FkzXrLeKcugJNT7sTtuf8PzfknP/FcA4mHau0guwP+ 3nsEo8dd/9WCqSrq+f+jU5AyYtqh5jqm9ox0u2tnswWTN8xg9yO+x6Iv/VPTbG3fyX +qk53BgvB1EKmygznECPhz+JOK21NoWJH4blxU/y89Qwe5CSiWE11uBmM0ro/kSjSS X5ldXZrHuMfAXVpIXCF99+Tl3hoPqvSOeBQxowYbQqkmgPl7o1LkgxXcFuu7CUiArA 7JD6W3GP2fxspXU1M7F9w6kbhd8m9/LoebxtxZzLnP3X9P1GY+tENpqLmcX9e09gYv W4g1x9Dvwqa4Q== Date: Wed, 15 Jul 2026 14:09:19 +0100 From: Mark Brown To: Janani Sunil Cc: Lars-Peter Clausen , Michael Hennerich , Jonathan Cameron , David Lechner , Nuno =?iso-8859-1?Q?S=E1?= , Andy Shevchenko , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Philipp Zabel , Jonathan Corbet , Shuah Khan , Marius Cristea , Marcus Folkesson , Kent Gustavsson , linux-iio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, Janani Sunil , linux-spi@vger.kernel.org, Kent Gustavsson Subject: Re: [PATCH v6 1/5] spi: dt-bindings: Add spi-device-addr peripheral property Message-ID: <1c4af9b1-9937-4cbb-b57f-52ac575b8b89@sirena.org.uk> References: <20260715-ad5529r-driver-v6-0-cfdf8b9f5ee3@analog.com> <20260715-ad5529r-driver-v6-1-cfdf8b9f5ee3@analog.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="IzXuoKuv/ubtdJzE" Content-Disposition: inline In-Reply-To: <20260715-ad5529r-driver-v6-1-cfdf8b9f5ee3@analog.com> X-Cookie: "Speed is subsittute fo accurancy." --IzXuoKuv/ubtdJzE Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Wed, Jul 15, 2026 at 01:41:04PM +0200, Janani Sunil wrote: > Some SPI devices support sharing a single chip select across multiple > physical chips by encoding a device address in the SPI frame itself. > Add the generic spi-device-addr property for describing these hardware > addresses. The property is placed on the SPI peripheral node and may > contain multiple addresses. This really isn't a generic SPI thing, if nothing else you need *far* more information in there about how exactly this would be put onto the bus. If it belongs anywhere outside of the specific device's binding it feels like it might be regmap. --IzXuoKuv/ubtdJzE Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAmpXhn4ACgkQJNaLcl1U h9BFywf9GLhvPMx/zAqARTHV92Ikz3iIvmqmLKbDbwynI8niYLhI1ulnhUTHaxfw Jvy+H+ofBMkjIBeveoiRHtBiDTEnAh9cHA9NNVnBi43qj+cbPRXc03veBrBftD9X vH/cSYWZ98Mj5dhlroXb6gXBYBrTifANkv9ivpOwE2j/EvL+bC51rGzhqc+T+8tt gesKevaEmBXvRr7OSivPlAbgQfbm3kcBZJo5CYu9cD/aUkoSlISgTXt5nQN2/RZB RftQ3HVKiji4b6iC7RSH1PhJh94fTMK7j+zlyNEBHhdjUlI+dRqZR2t1Zt5MbpLA qiYYA6j6lEuJK09nt1WazNul6jP95Q== =zhQI -----END PGP SIGNATURE----- --IzXuoKuv/ubtdJzE--