Re: [PATCH v3 0/3] add support for EXAR XR20M1172 UART

From: Andy Shevchenko
Date: Thu Apr 18 2024 - 13:56:16 EST


On Thu, Apr 18, 2024 at 08:06:04PM +0300, Konstantin Pugin wrote:
> From: Konstantin Pugin <ria.freelander@xxxxxxxxx>
>
> EXAR XR20M1172 UART is mostly SC16IS762-compatible, but
> it has additional register which can change UART multiplier
> to 4x and 8x, similar to UPF_MAGIC_MULTIPLIER does. So, I used this
> flag to guard access to its specific DLD register. It seems than
> other EXAR SPI UART modules also have this register, but I tested
> only XR20M1172.

> Yes, in datasheet this register is called "DLD - Divisor Fractional"
> or "DLD - Divisor Fractional Register", calling depends on datasheet
> version.

I see, interesting inconsistency, but that's what we have to live with.

..

I just have noticed that you haven't used the updated base for your series,
you need to take Greg's KH tty tree and use tty-next / tty-testing branch(es).

Speaking of base, start using --base when preparing patches, it helps CIs to
test against correct branches.

--
With Best Regards,
Andy Shevchenko