[PATCH v4 23/25] dts: bindings: coresight: ETM system register access only units
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From: Suzuki K Poulose <suzuki.poulose@arm.com>
Date: 2020-11-19 16:46:51
Also in:
linux-arm-kernel, lkml
Subsystem:
open firmware and flattened device tree bindings, the rest · Maintainers:
Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds
Revision v4 of 4 in this series; 1 review trailer (1 from subsystem maintainers).
Revisions (4)
- v4 current
- v5 [diff vs current]
- v6 [diff vs current]
- v7 [diff vs current]
Document the bindings for ETMs with system register accesses. Cc: devicetree@vger.kernel.org Cc: Mathieu Poirier <mathieu.poirier@linaro.org> Cc: Mike Leach <redacted> Acked-by: 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..7f9c1ca87487 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 (version 4.x), with system register access only. + "arm,coresight-etm4x-sysreg"; + - Coresight programmable Replicator : "arm,coresight-dynamic-replicator", "arm,primecell";
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2.24.1