[U-Boot] mx6qp sabreauto hangs after saveenv/reset

Hi Peng,

On a mx6qp sabreauto I noticed that the board hangs after doing:

=> saveenv => reset

U-Boot 2015.10-rc4-24385-ge04e21c-dirty (Oct 08 2015 - 13:08:54 -0300)

CPU: Freescale i.MX6QP rev1.0 996 MHz (running at 792 MHz) CPU: Automotive temperature grade (-40C to 125C) at 38C Reset cause: POR Board: MX6Q-Sabreauto revA I2C: ready DRAM: 2 GiB PMIC: PFUZE100 ID=0x10 Flash: 32 MiB NAND:

(hangs here)

Any ideas?

Thanks