linux-kernel - Re: [PATCH v4 4/4] arm64: dts: renesas: r9a08g045s33-smarc-pmod: Add overlay for SCIF1

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Message-ID: <3107a26c-c942-4d8c-ac50-935bb8912b85@tuxon.dev>
Date: Fri, 24 Jan 2025 15:09:27 +0200
From: Claudiu Beznea <claudiu.beznea@...on.dev>
To: Geert Uytterhoeven <geert@...ux-m68k.org>
Cc: magnus.damm@...il.com, robh@...nel.org, krzk+dt@...nel.org,
 conor+dt@...nel.org, gregkh@...uxfoundation.org, jirislaby@...nel.org,
 p.zabel@...gutronix.de, claudiu.beznea.uj@...renesas.com,
 wsa+renesas@...g-engineering.com, prabhakar.mahadev-lad.rj@...renesas.com,
 linux-renesas-soc@...r.kernel.org, devicetree@...r.kernel.org,
 linux-kernel@...r.kernel.org, linux-serial@...r.kernel.org
Subject: Re: [PATCH v4 4/4] arm64: dts: renesas: r9a08g045s33-smarc-pmod: Add
 overlay for SCIF1

Hi, Geert,

On 24.01.2025 14:56, Geert Uytterhoeven wrote:
> Hi Claudiu,
> 
> On Mon, Jan 20, 2025 at 2:09 PM Claudiu <claudiu.beznea@...on.dev> wrote:
>> From: Claudiu Beznea <claudiu.beznea.uj@...renesas.com>
>>
>> Add DT overlay for SCIF1 (of the Renesas RZ/G3S SoC) routed through the
>> PMOD1_3A interface available on the Renesas RZ SMARC Carrier II board.
>>
>> Signed-off-by: Claudiu Beznea <claudiu.beznea.uj@...renesas.com>
>> ---
>>
>> Changes in v4:
>> - rename overlay name to r9a08g045s33-smarc-pmod1-type-3a
>> - add note about the needed switches for SCIF1
>> - guard the scif1 node with #if SW_CONFIG3 == SW_ON && SW_OPT_MUX4 == SW_ON
>> - dropped the alias section from the overlay file and move it
>>   the board file
>> - document SW_OPT_MUX4 switch
> 
> Thanks for the update!
> 
>> --- /dev/null
>> +++ b/arch/arm64/boot/dts/renesas/r9a08g045s33-smarc-pmod1-type-3a.dtso
>> @@ -0,0 +1,48 @@
>> +// SPDX-License-Identifier: GPL-2.0
> 
> Would you mind if I changed this to (GPL-2.0-only OR BSD-2-Clause) while
> applying?

Not at all. Thank you for taking care of it.

> 
>> +&pinctrl {
>> +       scif1_pins: scif1-pins {
>> +               pinmux = <RZG2L_PORT_PINMUX(14, 0, 1)>, /* TXD */
>> +                        <RZG2L_PORT_PINMUX(14, 1, 1)>, /* RXD */
>> +                        <RZG2L_PORT_PINMUX(16, 0, 1)>, /* CTS */
>> +                        <RZG2L_PORT_PINMUX(16, 1, 1)>; /* RTS */
> 
> CTS# and RTS#
> 
>> +       };
>> +};
> 
> Reviewed-by: Geert Uytterhoeven <geert+renesas@...der.be>
> i.e. will queue in renesas-devel for v6.15.
> 
> Gr{oetje,eeting}s,
> 
>                         Geert
>