From mboxrd@z Thu Jan 1 00:00:00 1970 From: Suzuki K Poulose Subject: Re: [PATCH v5 1/9] coresight: bindings for CPU debug module Date: Fri, 31 Mar 2017 10:04:49 +0100 Message-ID: <516de455-796f-8243-7bfa-e8ff104e1945@arm.com> References: <1490466197-29163-1-git-send-email-leo.yan@linaro.org> <1490466197-29163-2-git-send-email-leo.yan@linaro.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1490466197-29163-2-git-send-email-leo.yan@linaro.org> Sender: linux-kernel-owner@vger.kernel.org To: Leo Yan , Jonathan Corbet , Rob Herring , Mark Rutland , Wei Xu , Catalin Marinas , Will Deacon , Andy Gross , David Brown , Michael Turquette , Stephen Boyd , Mathieu Poirier , Guodong Xu , John Stultz , linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-arm-msm@vger.kernel.org, linux-soc@vger.kernel.org, linux-clk@vger.kernel.org, mike.leach@linaro.org, sudeep.ho List-Id: linux-arm-msm@vger.kernel.org On 25/03/17 18:23, Leo Yan wrote: > According to ARMv8 architecture reference manual (ARM DDI 0487A.k) > Chapter 'Part H: External debug', the CPU can integrate debug module > and it can support self-hosted debug and external debug. Especially > for supporting self-hosted debug, this means the program can access > the debug module from mmio region; and usually the mmio region is > integrated with coresight. > > So add document for binding debug component, includes binding to APB > clock; and also need specify the CPU node which the debug module is > dedicated to specific CPU. > > Suggested-by: Mike Leach > Reviewed-by: Mathieu Poirier > Signed-off-by: Leo Yan Reviewed-by: Suzuki K Poulose From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933156AbdCaJGY (ORCPT ); Fri, 31 Mar 2017 05:06:24 -0400 Received: from foss.arm.com ([217.140.101.70]:56600 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933017AbdCaJE4 (ORCPT ); Fri, 31 Mar 2017 05:04:56 -0400 Subject: Re: [PATCH v5 1/9] coresight: bindings for CPU debug module To: Leo Yan , Jonathan Corbet , Rob Herring , Mark Rutland , Wei Xu , Catalin Marinas , Will Deacon , Andy Gross , David Brown , Michael Turquette , Stephen Boyd , Mathieu Poirier , Guodong Xu , John Stultz , linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-arm-msm@vger.kernel.org, linux-soc@vger.kernel.org, linux-clk@vger.kernel.org, mike.leach@linaro.org, sudeep.holla@arm.com References: <1490466197-29163-1-git-send-email-leo.yan@linaro.org> <1490466197-29163-2-git-send-email-leo.yan@linaro.org> From: Suzuki K Poulose Message-ID: <516de455-796f-8243-7bfa-e8ff104e1945@arm.com> Date: Fri, 31 Mar 2017 10:04:49 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.6.0 MIME-Version: 1.0 In-Reply-To: <1490466197-29163-2-git-send-email-leo.yan@linaro.org> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 25/03/17 18:23, Leo Yan wrote: > According to ARMv8 architecture reference manual (ARM DDI 0487A.k) > Chapter 'Part H: External debug', the CPU can integrate debug module > and it can support self-hosted debug and external debug. Especially > for supporting self-hosted debug, this means the program can access > the debug module from mmio region; and usually the mmio region is > integrated with coresight. > > So add document for binding debug component, includes binding to APB > clock; and also need specify the CPU node which the debug module is > dedicated to specific CPU. > > Suggested-by: Mike Leach > Reviewed-by: Mathieu Poirier > Signed-off-by: Leo Yan Reviewed-by: Suzuki K Poulose From mboxrd@z Thu Jan 1 00:00:00 1970 From: Suzuki.Poulose@arm.com (Suzuki K Poulose) Date: Fri, 31 Mar 2017 10:04:49 +0100 Subject: [PATCH v5 1/9] coresight: bindings for CPU debug module In-Reply-To: <1490466197-29163-2-git-send-email-leo.yan@linaro.org> References: <1490466197-29163-1-git-send-email-leo.yan@linaro.org> <1490466197-29163-2-git-send-email-leo.yan@linaro.org> Message-ID: <516de455-796f-8243-7bfa-e8ff104e1945@arm.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 25/03/17 18:23, Leo Yan wrote: > According to ARMv8 architecture reference manual (ARM DDI 0487A.k) > Chapter 'Part H: External debug', the CPU can integrate debug module > and it can support self-hosted debug and external debug. Especially > for supporting self-hosted debug, this means the program can access > the debug module from mmio region; and usually the mmio region is > integrated with coresight. > > So add document for binding debug component, includes binding to APB > clock; and also need specify the CPU node which the debug module is > dedicated to specific CPU. > > Suggested-by: Mike Leach > Reviewed-by: Mathieu Poirier > Signed-off-by: Leo Yan Reviewed-by: Suzuki K Poulose