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Message-ID: <CAMuHMdXsGLrgAfe=5VsL1F_sTjG1jxzU36s5iHaSeW3Nb3qwgA@mail.gmail.com>
Date: Wed, 5 Jun 2024 09:31:55 +0200
From: Geert Uytterhoeven <geert@...ux-m68k.org>
To: Prabhakar <prabhakar.csengg@...il.com>
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>, Jiri Slaby <jirislaby@...nel.org>,
Geert Uytterhoeven <geert+renesas@...der.be>, Rob Herring <robh@...nel.org>,
Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley <conor+dt@...nel.org>,
Magnus Damm <magnus.damm@...il.com>, linux-kernel@...r.kernel.org,
linux-serial@...r.kernel.org, devicetree@...r.kernel.org,
linux-renesas-soc@...r.kernel.org,
Fabrizio Castro <fabrizio.castro.jz@...esas.com>,
Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
Subject: Re: [PATCH v5 5/5] serial: sh-sci: Add support for RZ/V2H(P) SoC
Hu Prabhakar,
On Tue, Jun 4, 2024 at 7:05 PM Prabhakar <prabhakar.csengg@...il.com> wrote:
> From: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
>
> Add serial support for RZ/V2H(P) SoC with earlycon.
>
> The SCIF interface in the Renesas RZ/V2H(P) is similar to that available
> in the RZ/G2L (R9A07G044) SoC, with the following differences:
>
> - RZ/V2H(P) SoC has three additional interrupts: one for Tx end/Rx ready
> and two for Rx and Tx buffer full, all of which are edge-triggered.
> - RZ/V2H(P) supports asynchronous mode, whereas RZ/G2L supports both
> synchronous and asynchronous modes.
> - There are differences in the configuration of certain registers such
> as SCSMR, SCFCR, and SCSPTR between the two SoCs.
>
> To handle these differences on RZ/V2H(P) SoC SCIx_RZV2H_SCIF_REGTYPE
> is added.
>
> Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
> Reviewed-by: Geert Uytterhoeven <geert+renesas@...der.be>
> ---
> Hi Geert, Ive restored your RB tag after rebase (as the changes were trival)
> hope that's OK.
Thanks, LGTM!
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
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