From mboxrd@z Thu Jan 1 00:00:00 1970 From: Leo Yan Subject: Re: [PATCH v5 1/4] dt-bindings: arm: coresight: Add new compatible for static replicator Date: Fri, 12 Apr 2019 18:54:32 +0800 Message-ID: <20190412105432.GA1643@leoy-ThinkPad-X240s> References: <20190412102738.12679-1-leo.yan@linaro.org> <20190412102738.12679-2-leo.yan@linaro.org> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: Content-Disposition: inline In-Reply-To: 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: Suzuki K Poulose Cc: mark.rutland@arm.com, devicetree@vger.kernel.org, mathieu.poirier@linaro.org, alexander.shishkin@linux.intel.com, linux-kernel@vger.kernel.org, robh+dt@kernel.org, linux-arm-kernel@lists.infradead.org List-Id: devicetree@vger.kernel.org On Fri, Apr 12, 2019 at 11:40:13AM +0100, Suzuki K Poulose wrote: > On 04/12/2019 11:27 AM, Leo Yan wrote: > > CoreSight uses below bindings for replicator: > > > > Dynamic replicator, aka. configurable replicator: > > "arm,coresight-dynamic-replicator", "arm,primecell"; > > > > Static replicator, aka. non-configurable replicator: > > "arm,coresight-replicator"; > > > > The compatible string "arm,coresight-replicator" is not an explicit > > naming to express the replicator is 'static'. To unify the naming > > convention, this patch introduces a new compatible string > > "arm,coresight-static-replicator" for the static replicator; the > > compatible string "arm,coresight-replicator" is kept for backward > > compatibility, but tag it as obsolete and suggest to use the new > > compatible string. > > > > As result CoreSight replicator have below bindings: > > > > Dynamic replicator: > > "arm,coresight-dynamic-replicator", "arm,primecell"; > > > > Static replicator: > > "arm,coresight-static-replicator"; > > "arm,coresight-replicator"; (obsolete) > > > > Signed-off-by: Leo Yan > > --- > > Documentation/devicetree/bindings/arm/coresight.txt | 7 +++++-- > > 1 file changed, 5 insertions(+), 2 deletions(-) > > > > diff --git a/Documentation/devicetree/bindings/arm/coresight.txt b/Documentation/devicetree/bindings/arm/coresight.txt > > index f8aff65ab921..d02d160fa8ac 100644 > > --- a/Documentation/devicetree/bindings/arm/coresight.txt > > +++ b/Documentation/devicetree/bindings/arm/coresight.txt > > @@ -69,7 +69,10 @@ its hardware characteristcs. > > * compatible: Currently supported value is (note the absence of the > > AMBA markee): > > - - "arm,coresight-replicator" > > + - Coresight Non-configurable Replicator: > > + "arm,coresight-static-replicator"; > > + "arm,coresight-replicator"; (OBSOLETE. For backward > > + compatibility and will be removed) > > * port or ports: see "Graph bindings for Coresight" below. > > @@ -169,7 +172,7 @@ Example: > > /* non-configurable replicators don't show up on the > > * AMBA bus. As such no need to add "arm,primecell". > > */ > > - compatible = "arm,coresight-replicator"; > > + compatible = "arm,coresight-static-replicator"; > > Reviewed-by: Suzuki K Poulose Thanks a lot for quick reviewing, Suzuki.