This adds a patch that makes the pwm1 frequency and LUT temperature
hysteresis of lm63 fan controllers writeable, to be able to replicate
vendor cooling behaviour for fans that need a lower PWM frequency
than the default.
Signed-off-by: Jan-Henrik Bruhn <git@jhbruhn.de>
Link: https://github.com/openwrt/openwrt/pull/23473
Signed-off-by: Jonas Jelonek <jelonek.jonas@gmail.com>