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=-4.1 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS autolearn=ham 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 B8107C10F06 for ; Sat, 6 Apr 2019 06:06:10 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7C8D9218AC for ; Sat, 6 Apr 2019 06:06:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1554530770; bh=Z3c50IVXRHPm/rq2ixXEld/V8zBo9KAOAgzHHHBLqdg=; h=Date:From:Subject:References:In-Reply-To:Cc:Cc:To:List-ID:From; b=ApnNKrb0yHsEPVesGd6qMMY6Lh5UC5RlR2I6CuP7+R3hiv4aBse9gApIzlcmQ9ZUc Mj8dMmZyOTkZSyAFwe8+xvUv5wXiUh3BVwqDQMzuq3OSm0xLiALqHGowxEGpPU/zx+ OnjJTkB6Ty+Sh9X3k+rbdqQBIOlHpIeXWTpG29ok= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726666AbfDFGGJ (ORCPT ); Sat, 6 Apr 2019 02:06:09 -0400 Received: from mail-pg1-f195.google.com ([209.85.215.195]:46316 "EHLO mail-pg1-f195.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726615AbfDFGGI (ORCPT ); Sat, 6 Apr 2019 02:06:08 -0400 Received: by mail-pg1-f195.google.com with SMTP id q1so4179430pgv.13; Fri, 05 Apr 2019 23:06:07 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:message-id:date:from:subject:references :in-reply-to:cc:cc:to; bh=9w7EQ59djVMT/yra/zVaafD2a787JfvjnjqhLIF7aV4=; b=WhStow4BtOvuE4Gt/n9+uWztmD7Ro1FQuCE7EICL/JBzdXBnqxSvN5onB/trlFpKlL ZTQ1+i46fAIY/QH/sbNwq53PlyNASEFlfb9npJ15Ekz+/bqZlNX3UAJmfAWYn2uIsUCJ kWNQvTLadlBSm/WsdKLjTwWeDvmP/9LWqGR8LBcraWp/SUvCPtnIsquCZC9u6OQRK30a ppr7qfAmUX/ZPw2w15j239MSLt6dHbh3mPnoNq8/t8B9OZp0KOsLvsCJJMbSm5Fr9NaD ZpeTxcYYBoh+qeaX9kIjSlNlWimXtBU56EkI1OGtfO2qKxUCTRqfmfd5Md+tyPe91y06 m2aw== X-Gm-Message-State: APjAAAXysXBvQEVky0y79P7Awp3Xn7ioksIi4b1hZ+I4SciF90y1foQe +jTclLSa2OeaKjRRh3a1ag== X-Google-Smtp-Source: APXvYqx7bRQMsiuxKhAYYZopO8h/29m6921AqiMQE52ewGPkhRyb/xhTaS9itC1tktt9KbFu+PKsVQ== X-Received: by 2002:a63:f956:: with SMTP id q22mr5235243pgk.210.1554530767243; Fri, 05 Apr 2019 23:06:07 -0700 (PDT) Received: from localhost ([210.160.217.71]) by smtp.gmail.com with ESMTPSA id f1sm29751400pgl.35.2019.04.05.23.06.06 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Fri, 05 Apr 2019 23:06:06 -0700 (PDT) Message-ID: <5ca841ce.1c69fb81.b2f88.e449@mx.google.com> Date: Sat, 06 Apr 2019 01:06:04 -0500 From: Rob Herring Subject: Re: [PATCH v2 1/3] media: dt-bindings: media: meson-ao-cec: Add G12A AO-CEC-B Compatible References: <20190401081959.16474-1-narmstrong@baylibre.com> <20190401081959.16474-2-narmstrong@baylibre.com> In-Reply-To: <20190401081959.16474-2-narmstrong@baylibre.com> Cc: hverkuil@xs4all.nl, mchehab@kernel.org, devicetree@vger.kernel.org Cc: linux-amlogic@lists.infradead.org, linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Neil Armstrong To: Neil Armstrong Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 1 Apr 2019 10:19:57 +0200, Neil Armstrong wrote: > The Amlogic G12A embeds a second CEC controller named AO-CEC-B, and > the other one is AO-CEC-A described by the current bindings. > > The register interface is very close but the internal architecture > is totally different. > > The other difference is the clock source, the AO-CEC-B takes the > "oscin", the Always-On Oscillator clock, as input and embeds a > dual-divider clock divider to provide the precise 32768Hz base > clock for CEC communication. > > Signed-off-by: Neil Armstrong > --- > .../devicetree/bindings/media/meson-ao-cec.txt | 13 ++++++++++--- > 1 file changed, 10 insertions(+), 3 deletions(-) > Reviewed-by: Rob Herring