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 X-Spam-Level: X-Spam-Status: No, score=-8.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D2156C43381 for ; Thu, 18 Mar 2021 11:23:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8371A64F2A for ; Thu, 18 Mar 2021 11:23:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229921AbhCRLXP (ORCPT ); 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--