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authorMike Leach <mike.leach@linaro.org>2020-03-20 10:52:56 -0600
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-03-21 11:32:19 +0100
commitb39b46fb9c6a6679f89a1af02902ba5ca9877230 (patch)
tree8772e301bc71b1d01b72b08171a057c43b27d251 /Documentation/devicetree/bindings/arm/coresight.txt
parent1bf82857b42b8b5eb0e5c64db09529b2df477367 (diff)
dt-bindings: arm: Adds CoreSight CTI hardware definitions
Adds new coresight-cti.yaml file describing the bindings required to define CTI in the device trees. Adds an include file to dt-bindings/arm to define constants describing common signal functionality used in CoreSight and generic usage. Signed-off-by: Mike Leach <mike.leach@linaro.org> Reviewed-by: Suzuki K Poulose <suzuki.poulose@arm.com> Reviewed-by: Rob Herring <robh@kernel.org> Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org> Link: https://lore.kernel.org/r/20200320165303.13681-6-mathieu.poirier@linaro.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'Documentation/devicetree/bindings/arm/coresight.txt')
-rw-r--r--Documentation/devicetree/bindings/arm/coresight.txt7
1 files changed, 7 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/arm/coresight.txt b/Documentation/devicetree/bindings/arm/coresight.txt
index d02c42d21f2f..846f6daae71b 100644
--- a/Documentation/devicetree/bindings/arm/coresight.txt
+++ b/Documentation/devicetree/bindings/arm/coresight.txt
@@ -45,6 +45,10 @@ its hardware characteristcs.
- Coresight Address Translation Unit (CATU)
"arm,coresight-catu", "arm,primecell";
+ - Coresight Cross Trigger Interface (CTI):
+ "arm,coresight-cti", "arm,primecell";
+ See coresight-cti.yaml for full CTI definitions.
+
* reg: physical base address and length of the register
set(s) of the component.
@@ -72,6 +76,9 @@ its hardware characteristcs.
* reg-names: the only acceptable values are "stm-base" and
"stm-stimulus-base", each corresponding to the areas defined in "reg".
+* Required properties for Coresight Cross Trigger Interface (CTI)
+ See coresight-cti.yaml for full CTI definitions.
+
* Required properties for devices that don't show up on the AMBA bus, such as
non-configurable replicators and non-configurable funnels: