On Mon, Jan 20, 2014 at 2:48 PM, Russell King - ARM Linux <linux@xxxxxxxxxxxxxxxx> wrote: > So far so good. Now, what about this external oscillator which has its > own separate power control. My immediate thought is that this can be > specified via card_ext_clock - I would simply need to declare a fixed-rate > clock with either a regulator (power switch) controlled via a gpio (which > would probably be closer to the hardware) or a gpio as an enable... ah, > that requires me to write a common clock driver for that bit since this > is currently not modelled by CCF... Jiry Sarha posted a gpio controlled clock proposal: http://www.spinics.net/lists/devicetree/msg16651.html Regards, Fabio Estevam -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html