1 files changed, 5 insertions, 0 deletions

diff --git a/Documentation/devicetree/bindings/soc/qcom/qcom,glink.txt b/Documentation/devicetree/bindings/soc/qcom/qcom,glink.txt
index 9663cab52246..0b8cc533ca83 100644
--- a/Documentation/devicetree/bindings/soc/qcom/qcom,glink.txt
+++ b/Documentation/devicetree/bindings/soc/qcom/qcom,glink.txt
@@ -10,6 +10,11 @@ edge.
         Value type: <stringlist>
         Definition: must be "qcom,glink-rpm"
 
+- label:
+        Usage: optional
+        Value type: <string>
+        Definition: should specify the subsystem name this edge corresponds to.
+
 - interrupts:
         Usage: required
         Value type: <prop-encoded-array>