RPI4 HW pwm

From: 風來散人 <furaisanjin_at_gmail.com>
Date: Tue, 06 Sep 2022 03:56:28 UTC
Hello all.

Sorry for bringing up the old topic again. There was an email last year.

https://lists.freebsd.org/archives/freebsd-arm/2021-June/000143.html

This patch isn't included in the 13.1 and later versions. Is there any
chance we can have it?

Thank you.