Merge tag 'tags/bcm2835-dt-fixes-2021-10-06' into devicetree/fixes

A series of devicetree fixes for the Raspberry Pi 4:

- Fix VEC reg address
- Fix MDIO address/size cells
- Fix regulator states
- Fix PCIe address formatting

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>