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: I53203cfde19d9b6c23ab3d9721d070373e3267b4
Signed-off-by: Tingwei Zhang <tingwei@codeaurora.org>

parent 3e63d02d

Documentation/devicetree/bindings/arm/coresight.txt

+3 −0

Original line number	Diff line number	Diff line
		@@ -110,6 +110,9 @@ its hardware characteristcs.
		* cpu: the cpu phandle this ETM/PTM is affined to. When omitted the
		source is considered to belong to CPU0.

		* 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