RE: [PATCH v4] tty: samsung_tty: 32-bit access for TX/RX hold registers

From: Hyunki Koo
Date: Sun Apr 05 2020 - 17:36:24 EST


On Fri, Apr 03, 2020 at 9:00: 10PM +0900, Krzysztof Kozlowski wrote:
> On Fri, Apr 03, 2020 at 08:15:10PM +0900, Hyunki Koo wrote:
> > Support 32-bit access for the TX/RX hold registers UTXH and URXH.
> >
> > This is required for some newer SoCs.
> >
> > Signed-off-by: Hyunki Koo <hyunki00.koo@xxxxxxxxxxx>
> > ---
> > v2:
> > line 954 : change rd_regl to rd_reg in for backward compatibility.
>
> I did not see any change around line 954 in v1... so what was it?
954 line is changed like below.
V1 : rd_regb --> rd_regl : we thought, this register need to change to
V2: rd_regl --> rd_reg : we discuss internally, and
I decided not to change to existing devices for backward compatibility.
So we changed to rd_reg.
>
> Rest looks good for me, although you should address Greg's comments.
>
> Reviewed-by: Krzysztof Kozlowski <krzk@xxxxxxxxxx> Tested on Odroid
> HC1 (Exynos5422):
> Tested-by: Krzysztof Kozlowski <krzk@xxxxxxxxxx>
>
> Best regards,
> Krzysztof