Received: by 2002:a05:6a10:8c0a:0:0:0:0 with SMTP id go10csp6302592pxb; Wed, 17 Feb 2021 00:23:16 -0800 (PST) X-Google-Smtp-Source: ABdhPJx2wxRH38+Rnqkii9TlMc5HENA7AEv+6X+HIELyTcnWUlUZlnZdJkSrskdyoeepP95XX9xp X-Received: by 2002:a05:6402:57:: with SMTP id f23mr16984687edu.319.1613550196079; Wed, 17 Feb 2021 00:23:16 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1613550196; cv=none; d=google.com; s=arc-20160816; b=Dotbs0UHitufIbdYYGrqeKGwZs4lSZ1voTLcf34O7DxNECKYW7OMAjOXGpHOljVwjN W+0985X0odsENWIGToKUSb8Gw2MIyDeOwmQS11uOXWltBm7zemWYz6gMYJA9aaTJr63R /Phnq0FilIbxlHKxbwio1Y0DlYfMQ1cZwJFrgv/Qhvahel4FuDUkDKAO/vwuy50AkWj6 ZObhcUWWz1ZX8SR/fj0ZquwROJU/ZkhiD6SrS/JHVtSFkWX7MBRQwl5HlY0lVacOXA/T f2jUiwrUvpBSjjriSvXdChWPJgFs+DDNPCxWQqbfSyydereIBluPMhtNK3SvlzadZMfU jqtA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:cc:to:subject:message-id:date:from:in-reply-to :references:mime-version; bh=4ODAFomA7HrrIMo0Cmhejdld+UvrDf30s1jNkKVd5CU=; b=k/RzazdWWONpfUgz6U6N7v8KJwDDVx7ewJq5AeQ55L+me7cGkkHHWCo3pGU39R2x3m woa3IZEE5VBjmd/KGYZX4JPFTMJ66sxzR+QnIowvzlZ0cUzlA0twVYLKrDIIi15hoXgg t1iaAs5/yysbGRarozX3tIl0OwVfoAhC6+nRaBuy/aZ9+laJ0jUxVqxSJu04Lb+EqBkM WAb8ekUVq4Cuj1MilIfvNE9wPz97lbtQ/rCfCpESVz0Y8k385VTHex7wKZ9sR+N36GS6 qx123mqx6lvW1akas+uvvB9+GIF2jdVFtb2xYgdIg0NMQK/SPQqHocWb8sgQUMciUFFT Y76w== 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 d23si978944eje.107.2021.02.17.00.22.51; Wed, 17 Feb 2021 00:23:16 -0800 (PST) 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 S231791AbhBQIUw (ORCPT + 99 others); Wed, 17 Feb 2021 03:20:52 -0500 Received: from mail-ot1-f51.google.com ([209.85.210.51]:39271 "EHLO mail-ot1-f51.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229459AbhBQIUr (ORCPT ); Wed, 17 Feb 2021 03:20:47 -0500 Received: by mail-ot1-f51.google.com with SMTP id d7so11331657otq.6; Wed, 17 Feb 2021 00:20:31 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=4ODAFomA7HrrIMo0Cmhejdld+UvrDf30s1jNkKVd5CU=; b=RDUh6pwOTIATokav8UyPvWee0izB5BPXT1W0UVLhqrJNeQtFGDW0A7rxOhnjJ56z+Q hNSK8QQnN70vRcJG+3PW/JNblaRfy8BmdKmfA/PtM/p6Kq4xcu2JKVps0Tw9sw8mRYhs jelg9Rl5YeD7XoRoxXeG03G4bx5hH0jlf9FrXA71RZnMQ+GwjdaCpCWs1RVypyxyUnsq Y9MD8N7WkuNXk85pjrtBQ67b2nK0Bam+q7Bjg/YWrr1QCZho3tpQ6f9N4xZNYi/GIJF8 w/LMcD9mltyfGxVEMo3+ML3UF1B5EyC6TRD8tn45dHGwLle/i6pGUCcAtjIEDt+G7hBN XJUQ== X-Gm-Message-State: AOAM531EKUq27VLL0yM8+QPAFAaMWbi/2PS/m1UG6QO/3pHI8rQNCk58 Q7C4S8Aqfokeaeso9SPTfSVP8Eq57pgaNi5+G6muFpJR X-Received: by 2002:a05:6830:119:: with SMTP id i25mr17019987otp.107.1613550006189; Wed, 17 Feb 2021 00:20:06 -0800 (PST) MIME-Version: 1.0 References: <20210216174146.106639-1-jacopo+renesas@jmondi.org> <20210216174146.106639-17-jacopo+renesas@jmondi.org> In-Reply-To: <20210216174146.106639-17-jacopo+renesas@jmondi.org> From: Geert Uytterhoeven Date: Wed, 17 Feb 2021 09:19:55 +0100 Message-ID: Subject: Re: [PATCH 16/16] media: i2c: gmsl: Use 339Kbps I2C bit-rate To: Jacopo Mondi Cc: Kieran Bingham , Laurent Pinchart , =?UTF-8?Q?Niklas_S=C3=B6derlund?= , Mauro Carvalho Chehab , Linux Media Mailing List , Linux-Renesas , Linux Kernel Mailing List Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Feb 16, 2021 at 6:41 PM Jacopo Mondi wrote: > With the camera modules initialization routines now running with > the noise immunity threshold enabled, it is possible to restore > the bit rate of the I2C transactions transported on the GMSL control > channel to 339 Kbps. > > The 339 Kbps bit rate represents the default setting for the serializer > and the deserializer chips, and the setup/hold time and slave timeout > time in use are calibrate to support that rate. calibrated Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds