From: Suzuki K Poulose <suzuki.poulose@arm.com>
To: Mathieu Poirier <mathieu.poirier@linaro.org>
Cc: linux-arm-kernel@lists.infradead.org, mike.leach@linaro.org,
coresight@lists.linaro.org, linux-kernel@vger.kernel.org,
devicetree@vger.kernel.org, Rob Herring <robh@kernel.org>
Subject: Re: [PATCH v3 26/26] dts: bindings: coresight: ETM system register access only units
Date: Tue, 10 Nov 2020 10:51:21 +0000 [thread overview]
Message-ID: <54dc1426-d73a-27ed-45ad-d833853fe20c@arm.com> (raw)
In-Reply-To: <20201109205000.GE3396611@xps15>
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
next prev parent reply other threads:[~2020-11-10 10:51 UTC|newest]
Thread overview: 77+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-10-28 22:09 [PATCH v3 00/26] coresight: Support for ETM system instructions Suzuki K Poulose
2020-10-28 22:09 ` Suzuki K Poulose
2020-10-28 22:09 ` [PATCH v3 01/26] coresight: etm4x: Fix accesses to TRCVMIDCTLR1 Suzuki K Poulose
2020-10-28 22:09 ` [PATCH v3 02/26] coresight: etm4x: Fix accesses to TRCCIDCTLR1 Suzuki K Poulose
2020-10-28 22:09 ` [PATCH v3 03/26] coresight: etm4x: Update TRCIDR3.NUMPROCS handling to match v4.2 Suzuki K Poulose
2020-10-28 22:09 ` [PATCH v3 04/26] coresight: etm4x: Fix accesses to TRCPROCSELR Suzuki K Poulose
2020-10-28 22:09 ` [PATCH v3 05/26] coresight: etm4x: Handle TRCVIPCSSCTLR accesses Suzuki K Poulose
2020-10-28 22:09 ` [PATCH v3 06/26] coresight: etm4x: Handle access to TRCSSPCICRn Suzuki K Poulose
2020-11-02 21:46 ` Mathieu Poirier
2020-11-02 22:04 ` Suzuki K Poulose
2020-10-28 22:09 ` [PATCH v3 07/26] coresight: Introduce device access abstraction Suzuki K Poulose
2020-11-03 17:14 ` Mathieu Poirier
2020-11-03 17:25 ` Mathieu Poirier
2020-11-04 10:07 ` Suzuki K Poulose
2020-11-09 21:00 ` Mathieu Poirier
2020-11-10 9:24 ` Suzuki K Poulose
2020-11-10 17:02 ` Mathieu Poirier
2020-10-28 22:09 ` [PATCH v3 08/26] coresight: tpiu: Prepare for using coresight " Suzuki K Poulose
2020-11-03 18:03 ` Mathieu Poirier
2020-10-28 22:09 ` [PATCH v3 09/26] coresight: Convert coresight_timeout to use " Suzuki K Poulose
2020-11-03 18:03 ` Mathieu Poirier
2020-11-04 10:42 ` Suzuki K Poulose
2020-10-28 22:09 ` [PATCH v3 10/26] coresight: Convert claim/disclaim operations to use access wrappers Suzuki K Poulose
2020-11-03 18:36 ` Mathieu Poirier
2020-11-04 10:54 ` Suzuki K Poulose
2020-10-28 22:09 ` [PATCH v3 11/26] coresight: etm4x: Always read the registers on the host CPU Suzuki K Poulose
2020-10-28 22:09 ` [PATCH v3 12/26] coresight: etm4x: Convert all register accesses Suzuki K Poulose
2020-11-03 18:53 ` Mathieu Poirier
2020-10-28 22:09 ` [PATCH v3 13/26] coresight: etm4x: Add commentary on the registers Suzuki K Poulose
2020-11-03 19:03 ` Mathieu Poirier
2020-11-03 19:04 ` Mathieu Poirier
2020-10-28 22:09 ` [PATCH v3 14/26] coresight: etm4x: Add sysreg access helpers Suzuki K Poulose
2020-10-29 15:26 ` Suzuki K Poulose
2020-11-05 20:52 ` Mathieu Poirier
2020-11-05 22:47 ` Suzuki K Poulose
2020-10-28 22:09 ` [PATCH v3 15/26] coresight: etm4x: Define DEVARCH register fields Suzuki K Poulose
2020-10-28 22:09 ` [PATCH v3 16/26] coresight: etm4x: Check for Software Lock Suzuki K Poulose
2020-11-05 21:50 ` Mathieu Poirier
2020-10-28 22:09 ` [PATCH v3 17/26] coresight: etm4x: Cleanup secure exception level masks Suzuki K Poulose
2020-11-05 21:55 ` Mathieu Poirier
2020-11-09 9:40 ` Suzuki K Poulose
2020-11-09 17:42 ` Mathieu Poirier
2020-10-28 22:09 ` [PATCH v3 18/26] coresight: etm4x: Clean up " Suzuki K Poulose
2020-11-06 18:52 ` Mathieu Poirier
2020-11-09 9:44 ` Suzuki K Poulose
2020-11-10 23:15 ` Suzuki K Poulose
2020-10-28 22:09 ` [PATCH v3 19/26] coresight: etm4x: Detect access early on the target CPU Suzuki K Poulose
2020-11-06 20:34 ` Mathieu Poirier
2020-11-09 9:48 ` Suzuki K Poulose
2020-11-09 17:48 ` Mathieu Poirier
2020-11-06 20:46 ` Mathieu Poirier
2020-11-10 10:47 ` Suzuki K Poulose
2020-10-28 22:09 ` [PATCH v3 20/26] coresight: etm4x: Handle ETM architecture version Suzuki K Poulose
2020-11-06 21:11 ` Mathieu Poirier
2020-11-09 9:51 ` Suzuki K Poulose
2020-10-28 22:09 ` [PATCH v3 21/26] coresight: etm4x: Use TRCDEVARCH for component discovery Suzuki K Poulose
2020-11-06 21:42 ` Mathieu Poirier
2020-10-28 22:09 ` [PATCH v3 22/26] coresight: etm4x: Add necessary synchronization for sysreg access Suzuki K Poulose
2020-11-09 18:32 ` Mathieu Poirier
2020-11-10 10:11 ` Suzuki K Poulose
2020-11-10 11:40 ` John Horley
2020-11-10 17:35 ` Mathieu Poirier
2020-10-28 22:09 ` [PATCH v3 23/26] coresight: etm4x: Detect system instructions support Suzuki K Poulose
2020-11-09 20:22 ` Mathieu Poirier
2020-11-10 9:31 ` Suzuki K Poulose
2020-11-10 17:33 ` Mathieu Poirier
2020-10-28 22:09 ` [PATCH v3 24/26] coresight: etm4x: Refactor probing routine Suzuki K Poulose
2020-11-09 20:43 ` Mathieu Poirier
2020-10-28 22:09 ` [PATCH v3 25/26] coresight: etm4x: Add support for sysreg only devices Suzuki K Poulose
2020-11-09 20:46 ` Mathieu Poirier
2020-11-10 10:50 ` Suzuki K Poulose
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 [this message]
2020-10-29 7:53 ` [PATCH v3 00/26] coresight: Support for ETM system instructions Mike Leach
2020-10-29 15:45 ` Suzuki K Poulose
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