From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751846AbdBOLN6 (ORCPT ); Wed, 15 Feb 2017 06:13:58 -0500 Received: from mail-ve1eur01on0082.outbound.protection.outlook.com ([104.47.1.82]:38432 "EHLO EUR01-VE1-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751108AbdBOLNz (ORCPT ); Wed, 15 Feb 2017 06:13:55 -0500 Authentication-Results: spf=none (sender IP is ) smtp.mailfrom=Mark.Rutland@arm.com; Date: Wed, 15 Feb 2017 11:13:44 +0000 From: Mark Rutland To: Leo Yan CC: Mathieu Poirier , Rob Herring , Wei Xu , Catalin Marinas , Will Deacon , , , , Daniel Thompson , Subject: Re: [PATCH RFC 1/3] coresight: binding for coresight debug driver Message-ID: <20170215111343.GD31733@leverpostej> References: <1486966298-16767-1-git-send-email-leo.yan@linaro.org> <1486966298-16767-2-git-send-email-leo.yan@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: <1486966298-16767-2-git-send-email-leo.yan@linaro.org> User-Agent: Mutt/1.5.21 (2010-09-15) X-Originating-IP: [217.140.96.140] X-ClientProxiedBy: HE1PR0902CA0006.eurprd09.prod.outlook.com (10.171.90.16) To VI1PR0802MB2398.eurprd08.prod.outlook.com (10.175.25.146) X-MS-Office365-Filtering-Correlation-Id: 3f1b94d6-0364-4136-8abc-08d45593b83b X-MS-Office365-Filtering-HT: Tenant X-Microsoft-Antispam: UriScan:;BCL:0;PCL:0;RULEID:(22001)(48565401081);SRVR:VI1PR0802MB2398; 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Please give a more thorough description of the hardware this binding this is intended to describe. It's not entirely clear which component this binding is intended to describe. Thanks, Mark. > Signed-off-by: Leo Yan > --- > Documentation/devicetree/bindings/arm/coresight.txt | 9 +++++++-- > 1 file changed, 7 insertions(+), 2 deletions(-) > > diff --git a/Documentation/devicetree/bindings/arm/coresight.txt b/Documentation/devicetree/bindings/arm/coresight.txt > index fcbae6a..3ff15fd 100644 > --- a/Documentation/devicetree/bindings/arm/coresight.txt > +++ b/Documentation/devicetree/bindings/arm/coresight.txt > @@ -40,6 +40,9 @@ its hardware characteristcs. > - System Trace Macrocell: > "arm,coresight-stm", "arm,primecell"; [1] > > + - Debug Unit: > + "arm,coresight-debug", "arm,primecell"; > + > * reg: physical base address and length of the register > set(s) of the component. > > @@ -78,8 +81,10 @@ its hardware characteristcs. > * arm,cp14: must be present if the system accesses ETM/PTM management > registers via co-processor 14. > > - * cpu: the cpu phandle this ETM/PTM is affined to. When omitted the > - source is considered to belong to CPU0. > +* Optional properties for ETM/PTM/Debugs: > + > + * cpu: the cpu phandle this ETM/PTM/Debug is affined to. When omitted > + the source is considered to belong to CPU0. > > * Optional property for TMC: > > -- > 2.7.4 >