Received: by 2002:a05:6a10:9848:0:0:0:0 with SMTP id x8csp441018pxf; Thu, 18 Mar 2021 04:25:08 -0700 (PDT) X-Google-Smtp-Source: ABdhPJxO7F82mUJ5FUGmlNKlGMYS5VL1zdk0nm+gYuZgx0LSMvyyT2UfhgquBbPBQCl4A7SVEYXT X-Received: by 2002:a05:6402:46:: with SMTP id f6mr3010950edu.252.1616066708622; Thu, 18 Mar 2021 04:25:08 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1616066708; cv=none; d=google.com; s=arc-20160816; b=h2890VrE8TDe2E9tjkuXd+mucGm3DYUkVPxnbbe5lGBoD1M3SivQZ4UQZ3hQ3cZROf pmbnxcVdXDC6sslu3Oz/hYB8sQN1ijND+u5m+iaE6q43ar2GDRuXzGB6zZUnl4H2Ymmk /Tgc0i1Zzd7aHZ66HXlUSmKyn3TCU9AikNcTMGt4R8sSTd2Qpb05DemtFk8zdEDW6ckD 8SejKxiuaFOVfMlbhp/9yMHx9dTMDtyhSzsUPfBnawWqsaNqGCd4TmlXxzIUJtuCbFiW WmfXd3GWA+fUWC/E/swW47kLRrJKRqm0aCAFKp9YgQBUKf+K/xW4/MZ+XMx0xaxnvwzC qFxg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:in-reply-to:content-disposition:mime-version :references:message-id:subject:cc:to:from:date; bh=5QSUPem/WcMnprdOvaS//1RC4+ZrIncEL56e4YQBYKY=; b=M1owacw0a7zulWHRXiUU05OTOnihIp+DUceaa/6vAhCqc/koh8KrVwvEoCbS20veRp LNSEO31vB/vDwISwbrO90I3vqkJNlNCaEyCiarfyzOsTTz+b5d/wL39ItBIfC8Ua2bxc k2RESNw5bMoklreErTqL6+EHNwktHxqGZ0SKg19tqnActUIX1n1zhXtIb5dBKJXab6jy UlwQNiFMDeLp7FSZiYsRgLRCRhZnkAMREb9lNyYm1zi4U75h95xs2uwoyYGkSMVKHyYb abHfS3Ns5AjppyYQ+sHtm2tOO+g6I2pe4xvegm1WTwbprA+0LkRK41XLyedSCplwvDoi tdyA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id y21si1376855edo.16.2021.03.18.04.24.46; Thu, 18 Mar 2021 04:25:08 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229896AbhCRLXP (ORCPT + 99 others); Thu, 18 Mar 2021 07:23:15 -0400 Received: from sauhun.de ([88.99.104.3]:41220 "EHLO pokefinder.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229745AbhCRLXG (ORCPT ); Thu, 18 Mar 2021 07:23:06 -0400 Received: from localhost (i577BC015.versanet.de [87.123.192.21]) by pokefinder.org (Postfix) with ESMTPSA id CEA032C0640; Thu, 18 Mar 2021 12:23:04 +0100 (CET) Date: Thu, 18 Mar 2021 12:23:04 +0100 From: Wolfram Sang To: qii.wang@mediatek.com Cc: matthias.bgg@gmail.com, linux-i2c@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, srv_heupstream@mediatek.com, leilk.liu@mediatek.com Subject: Re: [RESEND] i2c: mediatek: Get device clock-stretch time via dts Message-ID: <20210318112304.GN974@ninjato> References: <1615622664-15032-1-git-send-email-qii.wang@mediatek.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="0aF+6pWUK5w8WdCh" Content-Disposition: inline In-Reply-To: <1615622664-15032-1-git-send-email-qii.wang@mediatek.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --0aF+6pWUK5w8WdCh Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable > tSU,STA/tHD,STA/tSU,STOP maybe out of spec due to device > clock-stretching or circuit loss, we could get device > clock-stretch time from dts to adjust these parameters > to meet the spec via EXT_CONF register. >=20 > Signed-off-by: Qii Wang I will look at this next and think about it. New bindings are always a bit more time consuming. --0aF+6pWUK5w8WdCh Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEEOZGx6rniZ1Gk92RdFA3kzBSgKbYFAmBTOBgACgkQFA3kzBSg KbZRThAAjau0thEmr8qwOPK+lgNrBOVmicwqn/No7ZIrH5/uicp1251YepZ7hZ+d IeUEJ5jMaqUQckvPmalKpFshG2XzRDc8samRvPxqoFEttNgrj0Ped6VF5q8JIjXk +uhG+w8d/v3uPoaWA+XXDTB8tcN5ep9xi+2TeVNLbHqyX4+uM7JYdCUXI3xPBjwZ gWo5jt8KzOk/VAltY3TDAR1bKT4vyOEUP928bzcib4lRM+S9FRf49i3xpc0C2AkO dr340fXlX9BqaDxYL+0/sYZ38Rw7ju0TBfd6piSKt+9ZpIERZY5vusmgRBwtTf8J GuPk3dNazPezZU0bpIvxquGhl3O0TmZioXDIvcZ5BkJJIOLMrOuhQw7X8msNyb// dexUymGeDmgZqpZ/dmXPlAhIdYJLxrOZYYXivNkfKkIttchNMhvFD2pmQFdchGqD CbLseCHKH5p9EmGy4f5AnxOS/q+i23p8uZdWmnbnZbUR+oE2BDhkA196VzOfYT8p p5G85HWwDMSx491nb/g2jhy92Zjt0nIl5jBUmbtxmY1Eg8+LTTi4qauEwHcALdYr lDLEA1MF8x/v1qN8kVEUfX5kwssdlkiO28bz+JoaoHymE9RoLRlQA/keBiuGl1z6 XNpZIt1EjcFQBO9hytzWqXs34AAIWmTLXUwahZyYcEVhRNF7yr8= =B7sP -----END PGP SIGNATURE----- --0aF+6pWUK5w8WdCh--