Merge tag 'fsl-qoriq-2022-6-20-v2' of https://source.denx.de/u-boot/custodians/u-boot-fsl-qoriq into next

Layerscape:
 add sfp driver
 Kconfig cleanup
 sl28 board update
 support hdp firmware loading
powerpc:
 dts update for p2020
 p1_p2_rdb_pc board update
 fsl_esdhc fallback to 1-bit mode support