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

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Date:   Fri, 3 Apr 2020 13:59:41 +0200
From:   Krzysztof Kozlowski <krzk@...nel.org>
To:     Hyunki Koo <hyunki00.koo@...sung.com>
Cc:     gregkh@...uxfoundation.org, Kukjin Kim <kgene@...nel.org>,
        Jiri Slaby <jslaby@...e.com>,
        linux-arm-kernel@...ts.infradead.org,
        linux-samsung-soc@...r.kernel.org, linux-serial@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4] tty: samsung_tty: 32-bit access for TX/RX hold
 registers

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@...sung.com>
> ---
> 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?

Rest looks good for me, although you should address Greg's comments.

Reviewed-by: Krzysztof Kozlowski <krzk@...nel.org>
Tested on Odroid HC1 (Exynos5422):
Tested-by: Krzysztof Kozlowski <krzk@...nel.org>

Best regards,
Krzysztof