Commit Graph

2 Commits

Author SHA1 Message Date
Emmanuel Vadot
6a9997ed67 pwm: Convert period and duty to unsigned int
We don't need a 64 bits value to store nanoseconds

Discused with:	ian, jhibbits
2018-12-14 18:37:26 +00:00
Emmanuel Vadot
9312900f6d Add a pwm subsystem so we can configure pwm controller from kernel and userland.
The pwm subsystem consist of API for PWM controllers, pwmbus to register them
and a pwm(8) utility to talk to them from userland.

Reviewed by:	oshgobo (capsicum), bcr (manpage), 0mp (manpage)
Differential Revision:	https://reviews.freebsd.org/D17938
2018-12-12 20:56:56 +00:00