Hi Peng, On Wed, May 20, 2020 at 12:01 AM Peng Fan <peng.fan@xxxxxxx> wrote: > Nothing specific in i.MX8MP for the mu part, so do we really need > add "fsl,imx8mp-mu"? It is good practice to add a more specific option. Let's say in future a bug is found that affects imx8mp MU, then you could fix the MU driver and keep the dtb compatibility.