From a6daa2207302162ccbaacdb32eab1286fc12124c Mon Sep 17 00:00:00 2001 From: Peng Fan Date: Fri, 22 Oct 2021 18:18:55 +0800 Subject: [PATCH] dt-bindings: mailbox: imx-mu: add i.MX8ULP S400 MU support Similar to i.MX8QM/QXP SCU, i.MX8ULP SCU MU is dedicated for communication between S400 and Cortex-A cores from hardware design, it could not be reused for other purpose. To use S400 MU more effectivly, add "fsl,imx8ulp-mu-s4" compatile to support fast IPC. Signed-off-by: Peng Fan Acked-by: Rob Herring Signed-off-by: Jassi Brar --- 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 675ad9de15bb..a337bcd80c4a 100644 --- a/Documentation/devicetree/bindings/mailbox/fsl,mu.yaml +++ b/Documentation/devicetree/bindings/mailbox/fsl,mu.yaml @@ -28,6 +28,7 @@ properties: - const: fsl,imx7ulp-mu - const: fsl,imx8ulp-mu - const: fsl,imx8-mu-scu + - const: fsl,imx8ulp-mu-s4 - items: - enum: - fsl,imx7s-mu