| Date | Mon, 9 Nov 2020 13:50:00 -0700 | From | Mathieu Poirier <> | Subject | Re: [PATCH v3 26/26] dts: bindings: coresight: ETM system register access only units |
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On Wed, Oct 28, 2020 at 10:09:45PM +0000, Suzuki K Poulose wrote: > Document the bindings for ETMs with system register accesses. > > Cc: devicetree@vger.kernel.org > Cc: Mathieu Poirier <mathieu.poirier@linaro.org> > Cc: Mike Leach <mike.leach@linaro.org> > Cc: Rob Herring <robh@kernel.org> > Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com> > --- > Documentation/devicetree/bindings/arm/coresight.txt | 5 ++++- > 1 file changed, 4 insertions(+), 1 deletion(-) > > diff --git a/Documentation/devicetree/bindings/arm/coresight.txt b/Documentation/devicetree/bindings/arm/coresight.txt > index d711676b4a51..bff96a550102 100644 > --- a/Documentation/devicetree/bindings/arm/coresight.txt > +++ b/Documentation/devicetree/bindings/arm/coresight.txt > @@ -34,9 +34,12 @@ its hardware characteristcs. > Program Flow Trace Macrocell: > "arm,coresight-etm3x", "arm,primecell"; > > - - Embedded Trace Macrocell (version 4.x): > + - Embedded Trace Macrocell (version 4.x), with memory mapped access. > "arm,coresight-etm4x", "arm,primecell"; > > + - Embedded Trace Macrocell with system register access only. > + "arm,coresight-etm-sysreg";
Please make this "arm,coresight-etm4x-sysreg". Up to now all reference of "etm" without a version related to ETMv3/PTM1.1. If we start mixing things it will be come insanely confusing.
Thanks, Mathieu
> + > - Coresight programmable Replicator : > "arm,coresight-dynamic-replicator", "arm,primecell"; > > -- > 2.24.1 >
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