Messages in this thread | | | Date | Tue, 10 May 2022 19:52:57 -0500 | Subject | Re: [PATCH V2 2/2] rtc: Introduce ti-k3-rtc | From | Andrew Davis <> |
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On 5/10/22 7:25 PM, 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 does'nt 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. > > Signed-off-by: Nishanth Menon <nm@ti.com> > --- > Changes since V1: > (Andrew's comments): > * Moved entirely to regmap fields - except for setting time, which I > have documented as to why regmap is necessary > * Dropped the redundant MOD_ALIAS
Isn't regmap fun :)
Acked-by: Andrew Davis <afd@ti.com>
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