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=-11.6 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,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 D1B3EC4727F for ; Wed, 23 Sep 2020 02:32:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8CE1420725 for ; Wed, 23 Sep 2020 02:32:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1600828358; bh=x3P7T9BKCkiV9IdsvmhSB2V6BgrxwxiRVORgczbRLxU=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=lYkJZ7EmBNYt3jULDaGhTS9/a13vNj8R5Po9nTBThLXvaVWnjmK655pW64G2B7abk 47NHm7t2h/diZAp5poPsdLVvFm/dnTgef2KX3J9PahoDQyGygoQrnf/Oo0+N3zZDyh QtaGASUf47Va+YImCawH+a/y/lhtWAxjoZRjUxuw= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727189AbgIWCch (ORCPT ); Tue, 22 Sep 2020 22:32:37 -0400 Received: from mail-io1-f65.google.com ([209.85.166.65]:39380 "EHLO mail-io1-f65.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726548AbgIWCch (ORCPT ); Tue, 22 Sep 2020 22:32:37 -0400 Received: by mail-io1-f65.google.com with SMTP id v8so15300185iom.6; Tue, 22 Sep 2020 19:32:36 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=NGynl9EWnOYAjqDciOCA1ZUmBatnlfsqNrenSSV7b/k=; b=uJKkaL+IlfYuUzvDs5RBUmLPkBlx3gfdGEgz6oTTLnmFoAbBHPlAh4SYftXzgqsBpQ 2iI3CkJMhEJoOSEDYEOvzieLRpfo2LaHs6ruzL2Y4fzYp1+vIuDmsOaXS/j95R6moNav dS9RikLc6X5Gm3uWb2Z5xg829eIHUx2DIu9msnZHarkAX+2vc5wxWoed1pY/hdDatdVA +F5H9PgFLVvgG16NNg1PO56BAZPzizXoExigRZ+Ce1REe9FOPuQLnymRKmHbRGKgXPwf 6PH5hoyjJpZFjjRF/EwR7py1wgK7uV7Pq6QGFCavWCweZgJkoSA9gALJonluuFONGYbu oOeg== X-Gm-Message-State: AOAM530BeX3TkYW6kLSje0SR8jFNL1jljk3WBCM39Rb5uveoQ5uImZjq cpmT6n6HGgA1ZrfziXZodg== X-Google-Smtp-Source: ABdhPJwDBV73yoy/NurZgFoVlMxMgxpqZZdAPMmS9hFuMK14aR/cjZ35OgXoJnXbYTzujz370Sa9PQ== X-Received: by 2002:a6b:d606:: with SMTP id w6mr5542172ioa.89.1600828356037; Tue, 22 Sep 2020 19:32:36 -0700 (PDT) Received: from xps15 ([64.188.179.253]) by smtp.gmail.com with ESMTPSA id j77sm10301353ili.31.2020.09.22.19.32.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 22 Sep 2020 19:32:35 -0700 (PDT) Received: (nullmailer pid 3757322 invoked by uid 1000); Wed, 23 Sep 2020 02:32:34 -0000 Date: Tue, 22 Sep 2020 20:32:34 -0600 From: Rob Herring To: Ran Wang Cc: Li Yang , Shawn Guo , linuxppc-dev@lists.ozlabs.org, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Biwen Li Subject: Re: [PATCH 1/5] Documentation: dt: binding: fsl: Add 'fsl,ippdexpcr1-alt-addr' property Message-ID: <20200923023234.GA3751572@bogus> References: <20200916081831.24747-1-ran.wang_1@nxp.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200916081831.24747-1-ran.wang_1@nxp.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Sep 16, 2020 at 04:18:27PM +0800, Ran Wang wrote: > From: Biwen Li > > The 'fsl,ippdexpcr1-alt-addr' property is used to handle an errata A-008646 > on LS1021A > > Signed-off-by: Biwen Li > Signed-off-by: Ran Wang > --- > Documentation/devicetree/bindings/soc/fsl/rcpm.txt | 19 +++++++++++++++++++ > 1 file changed, 19 insertions(+) > > diff --git a/Documentation/devicetree/bindings/soc/fsl/rcpm.txt b/Documentation/devicetree/bindings/soc/fsl/rcpm.txt > index 5a33619..1be58a3 100644 > --- a/Documentation/devicetree/bindings/soc/fsl/rcpm.txt > +++ b/Documentation/devicetree/bindings/soc/fsl/rcpm.txt > @@ -34,6 +34,11 @@ Chassis Version Example Chips > Optional properties: > - little-endian : RCPM register block is Little Endian. Without it RCPM > will be Big Endian (default case). > + - fsl,ippdexpcr1-alt-addr : The property is related to a hardware issue > + on SoC LS1021A and only needed on SoC LS1021A. > + Must include 2 entries: > + The first entry must be a link to the SCFG device node. > + The 2nd entry must be offset of register IPPDEXPCR1 in SCFG. You don't need a DT change for this. You can find SCFG node by its compatible string and then the offset should be known given this issue is only on 1 SoC. Rob