On Thu, Oct 08, 2026 at 07:30:45PM +0800, Zhuxu Ran wrote:
> The CV1800B RTC subsystem contains a seconds counter and system reset
> controls in a shared register range. U-Boot currently binds the system
> reset driver from Milk-V Duo board code and accesses fixed MMIO addresses.
> The upstream devicetrees describe this subsystem with an RTC node, but
> U-Boot has no driver matching that node.
> 
> Add an RTC driver for the seconds counter, bind the existing system reset
> driver as its child, and obtain the reset register range from the shared
> devicetree node. Keep the existing reset requests unchanged, including
> the warm-reset sequence currently used for SYSRESET_COLD.
> 
> This series depends on the CV18xx upstream-devicetree conversion sent
> as v5.
> 
> Tested on Milk-V Duo, Milk-V Duo 256M and LicheeRV Nano.
> 
> Signed-off-by: Zhuxu Ran <[email protected]>

I'll prefer to keep constant names in PATCH 3 unchanged if possible, to
keep the diff minimal and easier for bisecting, but this version is
acceptable.

For the series,

Reviewed-by: Yao Zi <[email protected]>

Thanks,
Yao Zi

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