dt-bindings: mailbox: qcom: Document SM8750 CPUCP mailbox controller

Document CPU Control Processor (CPUCP) mailbox controller for Qualcomm
SM8750 SoCs. It is software compatible with X1E80100 CPUCP mailbox
controller hence fallback to it.

Signed-off-by: Jagadeesh Kona <jagadeesh.kona@oss.qualcomm.com>
Acked-by: Rob Herring (Arm) <robh@kernel.org>
Link: https://lore.kernel.org/r/20251211-sm8750-cpufreq-v1-1-394609e8d624@oss.qualcomm.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>

diff --git a/Documentation/devicetree/bindings/mailbox/qcom,cpucp-mbox.yaml b/Documentation/devicetree/bindings/mailbox/qcom,cpucp-mbox.yaml
index 9122c3d2dc30fade96eaf54aee41f890327deb6c..9d99af46e531aec615f91f1c139ce4fa482e41c3 100644 (file)
--- a/Documentation/devicetree/bindings/mailbox/qcom,cpucp-mbox.yaml
+++ b/Documentation/devicetree/bindings/mailbox/qcom,cpucp-mbox.yaml
@@ -19,6 +19,7 @@ properties:
       - items:
           - enum:
               - qcom,glymur-cpucp-mbox
+              - qcom,sm8750-cpucp-mbox
           - const: qcom,x1e80100-cpucp-mbox
       - enum:
           - qcom,x1e80100-cpucp-mbox