Hi Uwe, thanks for the review.
On Tue, 2021-01-12 at 10:18 +0100, Uwe Kleine-König wrote:
[...]
> > +duty_cycle = DIV_ROUND_CLOSEST_ULL(state->duty_cycle *
> > RPI_PWM_MAX_DUTY,
> > + RPI_PWM_PERIOD_NS);
>
> ... and round down here.
Hello Nicolas,
On Fri, Dec 11, 2020 at 05:48:00PM +0100, Nicolas Saenz Julienne wrote:
> diff --git a/drivers/pwm/pwm-raspberrypi-poe.c
> b/drivers/pwm/pwm-raspberrypi-poe.c
> new file mode 100644
> index ..24b498839fcc
> --- /dev/null
> +++ b/drivers/pwm/pwm-raspberrypi-poe.c
> @@
Adds support to control the PWM bus available in official Raspberry Pi
PoE HAT. Only RPi's co-processor has access to it, so commands have to
be sent through RPi's firmware mailbox interface.
Signed-off-by: Nicolas Saenz Julienne
---
Changes since v3:
- Rename compatible string to be more
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