uboot-phytec

Merge branch '2019-04-11-ti-master-imports'

- Improve Keystone 3 SoC support (DMA, TI SCI)
- Improve Keystone 2 SoC support (PHY fixes on various platforms)
- Improve am335x families (new platforms, more boot mode options in SPL
  via DM).
- General DaVinci, OMAP5 fixes.