* [PATCH v3 26/26] dts: bindings: coresight: ETM system register access only units [not found] <20201028220945.3826358-1-suzuki.poulose@arm.com> @ 2020-10-28 22:09 ` Suzuki K Poulose 2020-11-02 15:31 ` Rob Herring 2020-11-09 20:50 ` Mathieu Poirier 0 siblings, 2 replies; 4+ messages in thread From: Suzuki K Poulose @ 2020-10-28 22:09 UTC (permalink / raw) To: linux-arm-kernel Cc: mathieu.poirier, mike.leach, coresight, linux-kernel, Suzuki K Poulose, devicetree, Rob Herring 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"; + - Coresight programmable Replicator : "arm,coresight-dynamic-replicator", "arm,primecell"; -- 2.24.1 ^ permalink raw reply related [flat|nested] 4+ messages in thread
* Re: [PATCH v3 26/26] dts: bindings: coresight: ETM system register access only units 2020-10-28 22:09 ` [PATCH v3 26/26] dts: bindings: coresight: ETM system register access only units Suzuki K Poulose @ 2020-11-02 15:31 ` Rob Herring 2020-11-09 20:50 ` Mathieu Poirier 1 sibling, 0 replies; 4+ messages in thread From: Rob Herring @ 2020-11-02 15:31 UTC (permalink / raw) To: Suzuki K Poulose Cc: linux-kernel, coresight, devicetree, mike.leach, linux-arm-kernel, mathieu.poirier On Wed, 28 Oct 2020 22:09:45 +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(-) > Acked-by: Rob Herring <robh@kernel.org> ^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH v3 26/26] dts: bindings: coresight: ETM system register access only units 2020-10-28 22:09 ` [PATCH v3 26/26] dts: bindings: coresight: ETM system register access only units Suzuki K Poulose 2020-11-02 15:31 ` Rob Herring @ 2020-11-09 20:50 ` Mathieu Poirier 2020-11-10 10:51 ` Suzuki K Poulose 1 sibling, 1 reply; 4+ messages in thread From: Mathieu Poirier @ 2020-11-09 20:50 UTC (permalink / raw) To: Suzuki K Poulose Cc: linux-arm-kernel, mike.leach, coresight, linux-kernel, devicetree, Rob Herring 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 > ^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH v3 26/26] dts: bindings: coresight: ETM system register access only units 2020-11-09 20:50 ` Mathieu Poirier @ 2020-11-10 10:51 ` Suzuki K Poulose 0 siblings, 0 replies; 4+ messages in thread From: Suzuki K Poulose @ 2020-11-10 10:51 UTC (permalink / raw) To: Mathieu Poirier Cc: linux-arm-kernel, mike.leach, coresight, linux-kernel, devicetree, Rob Herring On 11/9/20 8:50 PM, Mathieu Poirier wrote: > 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. Agreed. will rename it. Suzuki ^ permalink raw reply [flat|nested] 4+ messages in thread
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2020-10-28 22:09 ` [PATCH v3 26/26] dts: bindings: coresight: ETM system register access only units Suzuki K Poulose
2020-11-02 15:31 ` Rob Herring
2020-11-09 20:50 ` Mathieu Poirier
2020-11-10 10:51 ` Suzuki K Poulose
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