Hi Geert, Geert Uytterhoeven, Fri, Mar 20, 2020 09:43:29 +0100: > CC linux-clk for the clock provider. Thanks! > > +int adv748x_dai_init(struct adv748x_dai *dai) > > +{ > > + int ret; > > + struct adv748x_state *state = adv748x_dai_to_state(dai); > > + > > + dai->mclk = clk_register_fixed_rate(state->dev, > > + "adv748x-hdmi-i2s-mclk", > > I assume there can be multiple adv748x instances in the system? > Hence the clock name should be unique for each instance. I think that can happen. Is it alright to derive the clock name from the device name? E.g.: adv748x.4-0070-mclk? Where "adv748x.4-0070" is a struct device->name. Regards, Alex