Merge tag 'u-boot-imx-20210502' of https://gitlab.denx.de/u-boot/custodians/u-boot-imx
u-boot-imx-20210502 ------------------- - mx6: fixes for Ventana - local fixes from maintainer - imx7d: Ronetix's iMX7-CM - imx8: Ronetix iMX8MQ-CM Engicam i.Core MX8M Compulab iot-gate-imx8 - Fixes i.MX8 documentation - Fixes phy usage with fec