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[104.237.132.42]) by smtp.gmail.com with ESMTPSA id g21sm16283804otk.12.2019.04.12.03.54.36 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Fri, 12 Apr 2019 03:54:39 -0700 (PDT) Date: Fri, 12 Apr 2019 18:54:32 +0800 From: Leo Yan To: Suzuki K Poulose Cc: mathieu.poirier@linaro.org, robh+dt@kernel.org, mark.rutland@arm.com, alexander.shishkin@linux.intel.com, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v5 1/4] dt-bindings: arm: coresight: Add new compatible for static replicator 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-Disposition: inline In-Reply-To: User-Agent: Mutt/1.9.4 (2018-02-28) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@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.