From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rob Herring Subject: Re: [PATCH v5 1/9] coresight: bindings for CPU debug module Date: Thu, 30 Mar 2017 17:49:20 -0500 Message-ID: <20170330224920.ogwoymnxlhf7d72z@rob-hp-laptop> 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 Return-path: Content-Disposition: inline In-Reply-To: <1490466197-29163-2-git-send-email-leo.yan@linaro.org> Sender: linux-clk-owner@vger.kernel.org To: Leo Yan Cc: Jonathan Corbet , 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, Suzuki.Poulose@arm.com, sudeep.holla@arm.com List-Id: linux-arm-msm@vger.kernel.org On Sun, Mar 26, 2017 at 02:23:09AM +0800, 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 > --- > .../bindings/arm/coresight-cpu-debug.txt | 48 ++++++++++++++++++++++ > 1 file changed, 48 insertions(+) > create mode 100644 Documentation/devicetree/bindings/arm/coresight-cpu-debug.txt Acked-by: Rob Herring From mboxrd@z Thu Jan 1 00:00:00 1970 From: robh@kernel.org (Rob Herring) Date: Thu, 30 Mar 2017 17:49:20 -0500 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: <20170330224920.ogwoymnxlhf7d72z@rob-hp-laptop> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Sun, Mar 26, 2017 at 02:23:09AM +0800, 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 > --- > .../bindings/arm/coresight-cpu-debug.txt | 48 ++++++++++++++++++++++ > 1 file changed, 48 insertions(+) > create mode 100644 Documentation/devicetree/bindings/arm/coresight-cpu-debug.txt Acked-by: Rob Herring