dt-bindings: mailbox: imx-mu: correct example

The example use i.MX8QXP MU, but actually the MU is compatible with
i.MX6SX, so add the compatible.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
Acked-by: Oleksij Rempel <o.rempel@pengutronix.de>
Reviewed-by: Oleksij Rempel <o.rempel@pengutronix.de>
Signed-off-by: Rob Herring <robh@kernel.org>

diff --git a/Documentation/devicetree/bindings/mailbox/fsl,mu.txt b/Documentation/devicetree/bindings/mailbox/fsl,mu.txt
index 31486c9..26b7a88 100644 (file)
--- a/Documentation/devicetree/bindings/mailbox/fsl,mu.txt
+++ b/Documentation/devicetree/bindings/mailbox/fsl,mu.txt
@@ -51,7 +51,7 @@ Optional properties:
 Examples:
 --------
 lsio_mu0: mailbox@5d1b0000 {
-       compatible = "fsl,imx8qxp-mu";
+       compatible = "fsl,imx8qxp-mu", "fsl,imx6sx-mu";
        reg = <0x0 0x5d1b0000 0x0 0x10000>;
        interrupts = <GIC_SPI 176 IRQ_TYPE_LEVEL_HIGH>;
        #mbox-cells = <2>;