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=-2.5 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS, USER_AGENT_MUTT 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 5E5BBC4360F for ; Tue, 2 Apr 2019 10:18:08 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 29C992082C for ; Tue, 2 Apr 2019 10:18:08 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="WwOBskjZ" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 29C992082C Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=the-dreams.de Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender:Content-Type:Cc: List-Subscribe:List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id: In-Reply-To:MIME-Version:References:Message-ID:Subject:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=3u49I0g/4aSHdKki+Rou2O9UtvYVFLvaBAU78AuxLU0=; b=WwOBskjZ7/psmOEq2Psqdm3IG OfAodC30QN1ozoKiTh8Pd1HGRihATCzo36SeQB2OJ7la3m1XeBb0gKt+pg328o+YavlH/U3KEXMVp 9XJ0eYEFSLxaomHPzIpryL74zVhW3ztjxubAHLjY9edCC5arsZz2Ggz0vkiHcXYtvIOYmo7oiuiSp TJyxCtpq+qsohfJTerrV0yJWOSpLDPFGpF1HwlBdGM9yVYwMXi9SkFHfRDcGds9XpvZeGxAkFp6ys yjuJvxHD1FHrZxx5PdEpBjXH46RHSdVXTNoSWFBK/vSqnml3CroZ0A1J9ikGdw0uYtlX5kIzmYLNk FFOf9l0bA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1hBGUU-0003nP-Tc; Tue, 02 Apr 2019 10:18:02 +0000 Received: from sauhun.de ([88.99.104.3] helo=pokefinder.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1hBGUQ-0003mp-QU for linux-arm-kernel@lists.infradead.org; Tue, 02 Apr 2019 10:18:00 +0000 Received: from localhost (p5486CD10.dip0.t-ipconnect.de [84.134.205.16]) by pokefinder.org (Postfix) with ESMTPSA id B0C2C2CF606; Tue, 2 Apr 2019 12:17:57 +0200 (CEST) Date: Tue, 2 Apr 2019 12:17:57 +0200 From: Wolfram Sang To: Ray Jui Subject: Re: [PATCH v5 6/8] dt-bindings: i2c: iproc: add "brcm, iproc-nic-i2c" compatible string Message-ID: <20190402101757.GC2960@kunai> References: <20190214175725.60462-1-ray.jui@broadcom.com> <20190214175725.60462-7-ray.jui@broadcom.com> <20190327222439.GC15396@kunai> <0b97cacd-9bf4-135a-b2ee-1d51ab380b1c@broadcom.com> MIME-Version: 1.0 In-Reply-To: <0b97cacd-9bf4-135a-b2ee-1d51ab380b1c@broadcom.com> User-Agent: Mutt/1.10.1 (2018-07-13) X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190402_031759_005329_BA66A484 X-CRM114-Status: GOOD ( 11.90 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Mark Rutland , devicetree@vger.kernel.org, Rayagonda Kokatanur , linux-kernel@vger.kernel.org, Rob Herring , bcm-kernel-feedback-list@broadcom.com, linux-i2c@vger.kernel.org, linux-arm-kernel@lists.infradead.org Content-Type: multipart/mixed; boundary="===============5676097568299763044==" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org --===============5676097568299763044== Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="aT9PWwzfKXlsBJM1" Content-Disposition: inline --aT9PWwzfKXlsBJM1 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable > Note APE is a co-processor that is not visible from the Linux running > from the host processor. >=20 > "brcm,iproc-nic-i2c" here is introduced to allow the I2C port from APE > to be completely owned by the host CPU, to meet the requirement of > certain use cases. At the same time, the control of the I2C port from > APE will be disabled. >=20 > The "brcm,ape-hsls-addr-mask" defines the address translation and be > programmed into some configuration registers to allow the host to > directly access the I2C registers of APE. Note those configuration > registers are owned by the host, and that address is not APE's address > space nor the host is intending to take over the control of APE. >=20 > Therefore, I think it makes way more sense to use an address mask type > of DT property here. Thanks for the explanation! Well, since Rob is already OK with it, then so am I. --aT9PWwzfKXlsBJM1 Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEEOZGx6rniZ1Gk92RdFA3kzBSgKbYFAlyjNtEACgkQFA3kzBSg KbZsNhAAqxsHCfBYJ33tztPs31q8C+sO9ENStERBsehhnKVof2x0ArFYXmPzyOU4 J/Fc7OM9vVZhYoogbIxSZvL0ixi/v1WYDCQiyxAEOKOb4kr35gdawRM41KgP9390 9Re6BIB0MdW5pvgoTz2Kypd6StyIHOlinvjC1eSedA4/CXd4n7e5e1k85UqopYpk 7gY1CzTrZ073k/hE6WR9cRmj17TxyWnhQNJw7tmcc+5DUmaOVaNy+n2tUBF40W1a ALldjj+BwY4oIir4jmfGar4DWUBNW8LYKfZHY63FC9CWPkjNNpSA60yH9V2ZM5wd LznGq3MBfS6V4yVGaFHkJRp9BQRgkTe1kLxDrNskDxxYfjVcuavf4c7xgdsIXi+m KDY5voyZxIf5tVq6J/J3fYw2KYn4Ep1DL7RJ0kA/9fmfYD0l+KXTTs+v/ofipWsR N8+0aJ2xH77H8XoFJtaFqdcVtJmZu+RUXq8O2TvhVxQ7KgHFMW0RyaflJSxcspR/ eMZBLKvCvZrsyZzYf/AH8merQtDWXlO0a7mgc5MbZflZFtWyCOXmBI14o67y6EyA S60JTbEsLfO7NLvpK2P1DvY2CT9I3UGQPupTBR3vDh5lj3E4Cek9UC+KZ+v4I9CQ DfDshJFLrmPetrEvx2auDtKuhdI86a7/BwCV3yYqQsqcb/ZsOh0= =c8Wy -----END PGP SIGNATURE----- --aT9PWwzfKXlsBJM1-- --===============5676097568299763044== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel --===============5676097568299763044==--