dt-bindings: pwm: Add binding for RPi firmware PWM bus
authorNicolas Saenz Julienne <nsaenzjulienne@suse.de>
Mon, 18 Jan 2021 12:32:42 +0000 (13:32 +0100)
committerNicolas Saenz Julienne <nsaenzjulienne@suse.de>
Mon, 22 Mar 2021 16:59:52 +0000 (17:59 +0100)
commita953e68ef2df657d8b65e16370e5808ec5819f23
tree5e34750b0a83b09ea3ebca7073455cc233881654
parent3b8ddff780b7d12e99ae39177f84b9003097777a
dt-bindings: pwm: Add binding for RPi firmware PWM bus

The PWM bus controlling the fan in RPi's official PoE hat can only be
controlled by the board's co-processor.

Signed-off-by: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>
Reviewed-by: Rob Herring <robh@kernel.org>
Documentation/devicetree/bindings/arm/bcm/raspberrypi,bcm2835-firmware.yaml
include/dt-bindings/pwm/raspberrypi,firmware-poe-pwm.h [new file with mode: 0644]