[PATCH RFC 1/3] coresight: binding for coresight debug driver

[Leo Yan]

Adding compatible string for new coresight debug driver.

Signed-off-by: Leo Yan <leo.yan@xxxxxxxxxx>
---
 Documentation/devicetree/bindings/arm/coresight.txt | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/Documentation/devicetree/bindings/arm/coresight.txt b/Documentation/devicetree/bindings/arm/coresight.txt
index fcbae6a..3ff15fd 100644
--- a/Documentation/devicetree/bindings/arm/coresight.txt
+++ b/Documentation/devicetree/bindings/arm/coresight.txt
@@ -40,6 +40,9 @@ its hardware characteristcs.
 		- System Trace Macrocell:
 			"arm,coresight-stm", "arm,primecell"; [1]
 
+		- Debug Unit:
+			"arm,coresight-debug", "arm,primecell";
+
 	* reg: physical base address and length of the register
 	  set(s) of the component.
 
@@ -78,8 +81,10 @@ its hardware characteristcs.
 	* arm,cp14: must be present if the system accesses ETM/PTM management
 	  registers via co-processor 14.
 
-	* cpu: the cpu phandle this ETM/PTM is affined to. When omitted the
-	  source is considered to belong to CPU0.
+* Optional properties for ETM/PTM/Debugs:
+
+	* cpu: the cpu phandle this ETM/PTM/Debug is affined to. When omitted
+	  the source is considered to belong to CPU0.
 
 * Optional property for TMC:
 
-- 
2.7.4