dt-bindings: mailbox: imx-mu: add imx7ulp MU support

There is a version 1.0 MU on imx7ulp, use "fsl,imx7ulp-mu" compatible
to support it.

Signed-off-by: Richard Zhu <hongxing.zhu@nxp.com>
Reviewed-by: Dong Aisheng <aisheng.dong@nxp.com>
Signed-off-by: Jassi Brar <jaswinder.singh@linaro.org>

diff --git a/Documentation/devicetree/bindings/mailbox/fsl,mu.txt b/Documentation/devicetree/bindings/mailbox/fsl,mu.txt
index f3cf77e..9c43357 100644 (file)
--- a/Documentation/devicetree/bindings/mailbox/fsl,mu.txt
+++ b/Documentation/devicetree/bindings/mailbox/fsl,mu.txt
@@ -21,6 +21,8 @@ Required properties:
                imx6sx, imx7s, imx8qxp, imx8qm.
                The "fsl,imx6sx-mu" compatible is seen as generic and should
                be included together with SoC specific compatible.
+               There is a version 1.0 MU on imx7ulp, use "fsl,imx7ulp-mu"
+               compatible to support it.
 - reg :                Should contain the registers location and length
 - interrupts : Interrupt number. The interrupt specifier format depends
                on the interrupt controller parent.