Merge tag 'bcm2835-dt-next-2017-06-12' into devicetree/next

This pull request brings in installation of the RPi3 DT in 32-bit
mode, the new thermal nodes, switches to the faster sdhost controller
for MMC, and enables USB OTG mode on the Pi 0.

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