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-rw-r--r--Documentation/devicetree/bindings/soc/qcom/qcom,smp2p.txt8
1 files changed, 7 insertions, 1 deletions
diff --git a/Documentation/devicetree/bindings/soc/qcom/qcom,smp2p.txt b/Documentation/devicetree/bindings/soc/qcom/qcom,smp2p.txt
index af9ca37221ce..a35af2dafdad 100644
--- a/Documentation/devicetree/bindings/soc/qcom/qcom,smp2p.txt
+++ b/Documentation/devicetree/bindings/soc/qcom/qcom,smp2p.txt
@@ -17,9 +17,15 @@ processor ID) and a string identifier.
Value type: <prop-encoded-array>
Definition: one entry specifying the smp2p notification interrupt
-- qcom,ipc:
+- mboxes:
Usage: required
Value type: <prop-encoded-array>
+ Definition: reference to the associated doorbell in APCS, as described
+ in mailbox/mailbox.txt
+
+- qcom,ipc:
+ Usage: required, unless mboxes is specified
+ Value type: <prop-encoded-array>
Definition: three entries specifying the outgoing ipc bit used for
signaling the remote end of the smp2p edge:
- phandle to a syscon node representing the apcs registers