From 8339642c930500140fe27621d783630b002a6342 Mon Sep 17 00:00:00 2001
From: Peng Fan <peng.fan@nxp.com>
Date: Fri, 28 May 2021 18:06:00 +0800
Subject: [PATCH] dt-bindings: mailbox: imx-mu: add i.MX8ULP MU support

The register layout and bits definition of i.MX8ULP MU is different
compared with others, let's add the compatible for the new MU.

Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Jassi Brar <jaswinder.singh@linaro.org>
---
 Documentation/devicetree/bindings/mailbox/fsl,mu.yaml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Documentation/devicetree/bindings/mailbox/fsl,mu.yaml b/Documentation/devicetree/bindings/mailbox/fsl,mu.yaml
index 1a3dff277e2b..675ad9de15bb 100644
--- a/Documentation/devicetree/bindings/mailbox/fsl,mu.yaml
+++ b/Documentation/devicetree/bindings/mailbox/fsl,mu.yaml
@@ -26,6 +26,7 @@ properties:
     oneOf:
       - const: fsl,imx6sx-mu
       - const: fsl,imx7ulp-mu
+      - const: fsl,imx8ulp-mu
       - const: fsl,imx8-mu-scu
       - items:
           - enum: