From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id C43E5C4332F for ; Mon, 28 Feb 2022 13:18:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235165AbiB1NTD (ORCPT ); Mon, 28 Feb 2022 08:19:03 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47784 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232109AbiB1NTB (ORCPT ); Mon, 28 Feb 2022 08:19:01 -0500 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E0CBB1EAD7; Mon, 28 Feb 2022 05:18:21 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 7DB45612FE; Mon, 28 Feb 2022 13:18:21 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 72281C340E7; Mon, 28 Feb 2022 13:18:19 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1646054300; bh=yxGEHfot5dt7JWoIs1jlTjlg4Y11zVRZt6EPyBbEl+E=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=RhsXvtENJPZEqGrFPUieFhkthDNujpkEbe5vgtl4aCdXK+Fcd1D0+LCao8hE7kCSA i/UQJ2W12lgvtZzuyoysssoTd7mhyYT7TCEAgOV/FgEbNcDudmuCIBJtCGcuFI3T4K xkv17TuhzrjxrI3gZJ6S4v9u3gsZzkWbXONRLQcaNieLS5rYiJvQ9Oc+B9Z1YLfLNR fB7U2YR6wU0iIDnmSxfZj8g+JOP5vBVtEcJA0ik2RNdoL786y2kXJFo+ROZyHC43x8 +709m2jae+idTJ2Xsc1ysapz75NXrMNKQzJlbN6wF9bGMkoXP3x8x9z0QG0whTG7Ko UYYJd4pMcr8Hg== Date: Mon, 28 Feb 2022 13:18:16 +0000 From: Mark Brown To: Christophe Leroy Cc: Rob Herring , Pratyush Yadav , linux-kernel@vger.kernel.org, linux-spi@vger.kernel.org, devicetree@vger.kernel.org Subject: Re: [PATCH v1 1/2] spi: Add new mode to generate additional clock cycles Message-ID: References: <2bbe791f1c2b3c809c8863020184cdcfdadd1510.1645950971.git.christophe.leroy@csgroup.eu> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="cdm2/dmGKlfIytbZ" Content-Disposition: inline In-Reply-To: <2bbe791f1c2b3c809c8863020184cdcfdadd1510.1645950971.git.christophe.leroy@csgroup.eu> X-Cookie: Killing turkeys causes winter. Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --cdm2/dmGKlfIytbZ Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Sun, Feb 27, 2022 at 11:00:34AM +0100, Christophe Leroy wrote: > + spi-trailing-clock: > + description: > + Add a few clock cycles (minimum 2) with chipselect OFF after transfers. > + We should make this a specification of the actual requirement, not just a boolean with a vague "a few" requirement - with the above we'd have to add a new property if some device turns up which requires three clocks instead of two. --cdm2/dmGKlfIytbZ Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAmIcy5cACgkQJNaLcl1U h9AllQf/YJaP/qR2wottG+/EKGYXx52lG4My6wzT7+VgVtlthD3xmiNezRygrAyR 1mKrrog3yCg1M8eUJMM3jv2S+7yg+JlHaegBIAwnWd7AEGBLxMxNiBHGbwrI9WJd laduiHNd8C6lDHd37Pj2sNwNti3jv66IZTdLSBKOKD9Bi1Y1Iv3PyDT/Z2Kw+bQd 7imbWEW8AtRq68ljQYdlJXC2/HVfW/D0OVLWwd24x+chQNwfwocuMH0NUxtcQsyh NS3nLV7HYmIQKUvrysfohca+TI5myQ9JZJuhyj5hadUNG4+hEd3gKHgprK7tyxXC RlgLEc5COkAYTRouycz7rzKtAe2byQ== =y5b3 -----END PGP SIGNATURE----- --cdm2/dmGKlfIytbZ--