From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 4EECA26CE06; Wed, 15 Oct 2025 14:35:59 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760538959; cv=none; b=KTHO16OHkbuLI7DDa7di1bxtyHdBHMbDy5jhrlI2A213qS086nQ5jnszwWatymMBwtZb9Qu9fERYxymkHhO/P33rYon96JMOl6ugAq7CQsKDLtMRLhqnSnQUchB1Co8wEl7a1cbGMPr+tkOe81m7nYeWkAZ1xcGC33YxvcIrlxw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760538959; c=relaxed/simple; bh=CQlnQCZTcQjCMg9gXM5j/h/j9QBEe/QKt7u0yZHQbQE=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=sT9o8iBFCHRD7JTgw2W3c4M0XjLK8dO3AMkoNOsSdw2SBRCB9qEGgjpJ8FiDqPM/ZJVJosf3Wi2SWb/oErarjg+p4jOtZ3KihbFet0NclwQ83O53hDpBO1SceT+yW0sur3GYBWzv4EUXOxmdMwkaVysyOKeUIBdAZl1QSifgCUw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=V1u6Wi/b; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="V1u6Wi/b" Received: by smtp.kernel.org (Postfix) with ESMTPSA id E5A66C4CEF8; Wed, 15 Oct 2025 14:35:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1760538958; bh=CQlnQCZTcQjCMg9gXM5j/h/j9QBEe/QKt7u0yZHQbQE=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=V1u6Wi/bA8yzs2VzytUSKwlOdJY627sho9aV934PlC9av+KzwXYa2BrrFU9y6Ptwo J+TUilM0Y8GtatWIY8ATBQIDQwY9kOqNlj344/MlQSTKbJywS1GziAxbxbP9w61X+9 A3TSqCq6Yo5Tf/TYyPlYvL0pajqjSFWDamK27jsbDrPDxmEqidk9uRAslM99epdfbh dERs70VvRyfwG7Lez+yG8I2jkm1DQgffLXYES6OtZBxrEGN9KBqYSIg0MKAAG1/igN GjfCspVtrmiKyau0OERse5FwxKji55mnzZwUn3IZ5zfNdpuPYNhdc8/qQS79azJjVh Pxjs2x59J2QEQ== Date: Wed, 15 Oct 2025 15:35:53 +0100 From: Conor Dooley To: Antonio Borneo Cc: Linus Walleij , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Maxime Coquelin , Alexandre Torgue , Bartosz Golaszewski , linux-gpio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org, Christophe Roullier , Fabien Dessenne , Valentin Caron Subject: Re: [PATCH v3 09/10] dt-bindings: pinctrl: stm32: Support I/O synchronization parameters Message-ID: <20251015-headstand-impulse-95aa736e7633@spud> References: <20251014140451.1009969-1-antonio.borneo@foss.st.com> <20251014140451.1009969-10-antonio.borneo@foss.st.com> <20251014-affection-voltage-8b1764273a06@spud> Precedence: bulk X-Mailing-List: devicetree@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="RrT1Ouiw7gUB6N03" Content-Disposition: inline In-Reply-To: --RrT1Ouiw7gUB6N03 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Oct 15, 2025 at 02:56:56PM +0200, Antonio Borneo wrote: > On Tue, 2025-10-14 at 19:10 +0100, Conor Dooley wrote: > > On Tue, Oct 14, 2025 at 04:04:50PM +0200, Antonio Borneo wrote: > >=20 > > > + > > > +=A0=A0=A0=A0=A0=A0=A0=A0=A0 st,io-sync: > > > +=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0 description: | > > > +=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0 IO synchronization through r= e-sampling or inversion > > > +=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0 0: data or clock GPIO pass-t= hrough > > > +=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0 1: clock GPIO inverted > > > +=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0 2: data GPIO re-sampled on c= lock rising edge > > > +=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0 3: data GPIO re-sampled on c= lock falling edge > > > +=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0 4: data GPIO re-sampled on b= oth clock edges > > > +=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0 $ref: /schemas/types.yaml#/definit= ions/uint32 > > > +=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0=A0 enum: [0, 1, 2, 3, 4] > >=20 > > I really don't like this kinds of properties that lead to "random" > > numbers in devicetree. I'd much rather see a string list here. >=20 > Agree! > I just need to figure out some reasonably short but still meaningful > string for them. pass-through inverted rising-edge falling-edge both-edges perhaps? --RrT1Ouiw7gUB6N03 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEABYKAB0WIQRh246EGq/8RLhDjO14tDGHoIJi0gUCaO+xRgAKCRB4tDGHoIJi 0lfAAP9Wmew99Hvt1yhCWck5hvyNjlO7jQxH+64gBF5XK6BLXgEAjBA58Y45RCl0 7cO7Pj2cMcMbSBMMf8uhGjNZlOnz5Qs= =XBKe -----END PGP SIGNATURE----- --RrT1Ouiw7gUB6N03--