On Mon, Jan 18, 2021 at 05:02:45PM +0100, Mauro Carvalho Chehab wrote: > Mark Brown <broonie@xxxxxxxxxx> escreveu: > > If for some reason the PMIC is sufficiently fragile to need a delay > > between enables it's not clear why the driver is doing it before > > enabling rather than after, presumably there's issues with the regulator > > ramping up and stabalising its output > I don't have any datasheets or documentation from this device, except for > the Linaro's official driver for Kernel 4.9 (from where this driver > was originally ported), and a high-level documentation for this > hardware at 96boards site, which doesn't cover any details. This misses the point. To repeat, if the driver is hard coding a delay why is the driver doing this *before* rather than *after* enabling?
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