Hi Peng, On Tue, May 19, 2020 at 11:15 PM <[email protected]> wrote:
> + mu: mailbox@30aa0000 {
> + compatible = "fsl,imx6sx-mu";
This should be better described as:
compatible = "fsl,imx8mp-mu", "fsl,imx6sx-mu";
>From Documentation/devicetree/bindings/mailbox/fsl,mu.txt:
"The "fsl,imx6sx-mu" compatible is seen as generic and should
be included together with SoC specific compatible."

