Merge tag 'tags/bcm2835-dt-fixes-2020-03-27' into devicetree/fixes

This patch is to be squashed into 55c7c062 ("ARM: dts: bcm283x: Fix
vc4's firmware bus DMA limitations") as it turned out to be faulty

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