path: root/dts/Bindings/arm/coresight.txt
diff options
authorSascha Hauer <>2020-08-17 08:16:38 +0200
committerSascha Hauer <>2020-08-17 09:51:44 +0200
commit0c2e2b7d8fd795c24abc7bfd3752eb3e366155eb (patch)
tree21cddf4b49891b7df21cbe5e5dd358d4e44e031d /dts/Bindings/arm/coresight.txt
parent8ef08db9ad225acbf7326493cc586bb14fd917f5 (diff)
dts: update to v5.9-rc1
Signed-off-by: Sascha Hauer <>
Diffstat (limited to 'dts/Bindings/arm/coresight.txt')
1 files changed, 13 insertions, 0 deletions
diff --git a/dts/Bindings/arm/coresight.txt b/dts/Bindings/arm/coresight.txt
index 846f6daae7..d711676b4a 100644
--- a/dts/Bindings/arm/coresight.txt
+++ b/dts/Bindings/arm/coresight.txt
@@ -108,6 +108,13 @@ its hardware characteristcs.
* arm,cp14: must be present if the system accesses ETM/PTM management
registers via co-processor 14.
+ * qcom,skip-power-up: boolean. Indicates that an implementation can
+ skip powering up the trace unit. TRCPDCR.PU does not have to be set
+ on Qualcomm Technologies Inc. systems since ETMs are in the same power
+ domain as their CPU cores. This property is required to identify such
+ systems with hardware errata where the CPU watchdog counter is stopped
+ when TRCPDCR.PU is set.
* Optional property for TMC:
* arm,buffer-size: size of contiguous buffer space for TMC ETR
@@ -121,6 +128,12 @@ its hardware characteristcs.
* interrupts : Exactly one SPI may be listed for reporting the address
+* Optional property for configurable replicators:
+ * qcom,replicator-loses-context: boolean. Indicates that the replicator
+ will lose register context when AMBA clock is removed which is observed
+ in some replicator designs.
Graph bindings for Coresight