dt-bindings: pwm: Add binding for RPi firmware PWM bus

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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>

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Nicolas Saenz Julienne 2021-01-18 13:32:42 +01:00

parent 3b8ddff780

commit a953e68ef2

2 changed files with 33 additions and 0 deletions

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include/dt-bindings/pwm/raspberrypi,firmware-poe-pwm.h

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