Re: [PATCH] ARM: dts: imx6qdl-hummingboard: Add rtc0 and rtc1 aliases to fix hctosys

From: Fabio Estevam
Date: Thu Jan 18 2024 - 10:10:25 EST


On Thu, Jan 18, 2024 at 12:01 PM Josua Mayer <josua@xxxxxxxxxxxxx> wrote:
>
> HummingBoard has two RTCs, first integrated within SoC that can be used to
> wake up from sleep - and a second on the carrier board including back-up
> battery which is intended for keeping time during power-off.
>
> Add aliases for both, ensuring that the battery-backed clock is primary
> rtc and used by default during boot for restoring system time.
>
> Fixes keeping time across power-cycle observed on Debian,
> which sets RTC_HCTOSYS_DEVICE="rtc0".
>
> Signed-off-by: Josua Mayer <josua@xxxxxxxxxxxxx>

Reviewed-by: Fabio Estevam <festevam@xxxxxxxxx>