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Subject[PATCH v7 26/28] dts: bindings: coresight: ETM system register access only units
Date
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>
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";

--
2.24.1
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