Hi, On Thu, Jun 23, 2022 at 12:08:08PM -0500, Nishanth Menon wrote: > Introduce support for Texas Instruments Real Time Clock controller on > newer K3 family of SoCs such as AM62x. > > The hardware module that is being supported is the "digital only" > version which doesn't have capability of external wakeup sources and > external power backup. However, for many practical applications, this > should suffice as RTC is operational across low power sequences. > > The hardware block by itself is split into two distinct domains > internally to further reduce the power consumption with the actual > counter block and comparators clocked off a 32k clock source (which > based on SoC integration can be sourced by an external crystal) and an > register interface block which is driven by the bus clock. While optimal > from power perspective, it does create some complicated synchronizations > and sequences that one must be wary of in the driver handling. > > Acked-by: Andrew Davis <afd@xxxxxx> > Signed-off-by: Nishanth Menon <nm@xxxxxx> > --- > Changes since V3: > * Updates for fixing typos, removal of un-necessary prints, sharpen > usage of ret Tested on SK-AM62 (AM625). Tested-by: Georgi Vlaev <g-vlaev@xxxxxx> Regards, Georgi
