From mboxrd@z Thu Jan 1 00:00:00 1970 From: Rob Herring Subject: Re: [PATCH v6 2/3] dt-bindings: arm: coresight: Add support for coresight-loses-context-with-cpu Date: Tue, 17 Sep 2019 12:44:48 -0500 Message-ID: <20190917174448.GA22479@bogus> References: <20190913115312.12943-1-andrew.murray@arm.com> <20190913115312.12943-3-andrew.murray@arm.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Content-Disposition: inline In-Reply-To: <20190913115312.12943-3-andrew.murray@arm.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org To: Andrew Murray Cc: Mark Rutland , devicetree@vger.kernel.org, Al.Grant@arm.com, Mathieu Poirier , Suzuki K Poulose , Alexander Shishkin , coresight@lists.linaro.org, Leo Yan , Sudeep Holla , linux-arm-kernel@lists.infradead.org, Mike Leach List-Id: devicetree@vger.kernel.org On Fri, 13 Sep 2019 12:53:11 +0100, Andrew Murray wrote: > Some coresight components, because of choices made during hardware > integration, require their state to be saved and restored across CPU low > power states. > > The software has no reliable method of detecting when save/restore is > required thus let's add a binding to inform the kernel. > > Signed-off-by: Andrew Murray > Reviewed-by: Mathieu Poirier > Reviewed-by: Suzuki K Poulose > --- > Documentation/devicetree/bindings/arm/coresight.txt | 9 +++++++++ > 1 file changed, 9 insertions(+) > Reviewed-by: Rob Herring