Documentation: DT: Add Broadcom BCM63138 PMB binding

Add a Device Tree binding for the Broadcom BCM63138 Processor Monitor
Bus, which is an internal bus used to access different power and reset
signals within a BCM63138 System-on-a-Chip.

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