dt-bindings: arm: coresight: add trace unit power property

Add trace unit power property to ETM. This property indicates
power unit should be power on across power collapse.

Change-Id: Ia6625b2c2fb737950614ef6c0436f523af3ceed4

parent 6f1f3d72

bindings/arm/coresight.txt

+3 −0

Original line number	Diff line number	Diff line
		@@ -92,6 +92,9 @@ its hardware characteristcs.
		* arm,cp14: must be present if the system accesses ETM/PTM management
		registers via co-processor 14.

		* qcom,tupwr-disable: For ETM, don't keep trace unit powered across
		power collapse.

		* Optional property for TMC:

		* arm,buffer-size: size of contiguous buffer space for TMC ETR