Hi Mehmet, On Mon, Apr 16, 2018 at 8:36 AM, Mehmet Ali İPİN <mehmet.ipin at pavotek.com.tr> wrote: > U-Boot SPL 2018.05-rc1 (Apr 16 2018 - 00:31:02 -0700) > SPL: Unsupported Boot Device! You need to debug why you are getting this message when booting from SPI.