FM / pcspkr

/sys/bus/platform/drivers/pcspkr

Name	Size	Mode	Actions
module/	-	0755	rm
pcspkr/	-	0755	rm
bind	4096	0200	edit dl rm
uevent	4096	0200	edit dl rm
unbind	4096	0200	edit dl rm

Edit: /sys/bus/platform/drivers/pcspkr/bind (4096B)

cmd: