Hi, On Tue, Jul 10, 2018 at 12:02:11AM +0200, Pavel Machek wrote: > Hi! > > > > Do you have vibrations on d4 working? > > > I believe I have required drivers enabled, but no luck: > > > > > > user@devuan:/sys/bus/platform/drivers$ ls pwm-vibrator/ > > > bind uevent unbind > > > user@devuan:/sys/bus/platform/drivers$ ls omap-dmtimer-pwm/ > > > bind uevent unbind > > > > Have you checked probe deferrals? > > Not really. Is there easier way to do that than adding printks in the > probe function? (I can go through dmesg tommorow). Option 1: https://lkml.org/lkml/2018/7/8/63 Option 2: dynamic debug via kernel commandline (needs CONFIG_DYNAMIC_DEBUG) dyndbg="func deferred_probe_work_func +p; func driver_deferred_probe_add +p" Option 3: use "initcall_debug" kernel commandline -- Sebastian
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