From: Geert Uytterhoeven <geert@linux-m68k.org>
To: Prabhakar <prabhakar.csengg@gmail.com>
Cc: Chris Brandt <chris.brandt@renesas.com>,
Andi Shyti <andi.shyti@kernel.org>,
Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Andy Shevchenko <andy@kernel.org>,
Magnus Damm <magnus.damm@gmail.com>,
Wolfram Sang <wsa+renesas@sang-engineering.com>,
linux-renesas-soc@vger.kernel.org, linux-i2c@vger.kernel.org,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
Biju Das <biju.das.jz@bp.renesas.com>,
Fabrizio Castro <fabrizio.castro.jz@renesas.com>,
Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>,
Conor Dooley <conor.dooley@microchip.com>
Subject: Re: [PATCH v3 2/6] dt-bindings: i2c: renesas,riic: Document RZ/T2H support
Date: Thu, 19 Jun 2025 15:50:09 +0200 [thread overview]
Message-ID: <CAMuHMdVRFUb0ht8K4ONhSn8rh7X23=vaxnZuKJ0sLFDRLwOLBA@mail.gmail.com> (raw)
In-Reply-To: <20250613113839.102994-3-prabhakar.mahadev-lad.rj@bp.renesas.com>
On Fri, 13 Jun 2025 at 13:40, Prabhakar <prabhakar.csengg@gmail.com> wrote:
> From: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
>
> Document support for the I2C Bus Interface (RIIC) found on the Renesas
> RZ/T2H (R9A09G077) SoC. The RIIC IP on this SoC is similar to that on
> the RZ/V2H(P) SoC but supports fewer interrupts, lacks FM+ support and
> does not require resets. Due to these differences, add a new compatible
> string `renesas,riic-r9a09g077` for the RZ/T2H SoC.
>
> Unlike earlier SoCs that use eight distinct interrupts, the RZ/T2H uses
> only four, including a combined error/event interrupt. Update the binding
> schema to reflect this interrupt layout and skip the `resets` property
> check, as it is not required on these SoCs.
>
> Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
> Acked-by: Conor Dooley <conor.dooley@microchip.com>
> Reviewed-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
> ---
> v2->v3:
> - Replaced Transmit Error -> `Transfer Error`
> - Fixed the order of interrupts in the DT binding
> documentation to match the HW manual.
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-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
next prev parent reply other threads:[~2025-06-19 13:50 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-06-13 11:38 [PATCH v3 0/6] Add RIIC support for RZ/T2H and RZ/N2H SoCs Prabhakar
2025-06-13 11:38 ` [PATCH v3 1/6] dt-bindings: i2c: renesas,riic: Move ref for i2c-controller.yaml to the end Prabhakar
2025-06-13 11:38 ` [PATCH v3 2/6] dt-bindings: i2c: renesas,riic: Document RZ/T2H support Prabhakar
2025-06-19 13:50 ` Geert Uytterhoeven [this message]
2025-06-13 11:38 ` [PATCH v3 3/6] dt-bindings: i2c: renesas,riic: Document RZ/N2H support Prabhakar
2025-06-17 7:13 ` Krzysztof Kozlowski
2025-06-17 7:15 ` Krzysztof Kozlowski
2025-06-17 13:50 ` Lad, Prabhakar
2025-06-13 11:38 ` [PATCH v3 4/6] i2c: riic: Pass IRQ desc array as part of OF data Prabhakar
2025-06-13 11:38 ` [PATCH v3 5/6] i2c: riic: Move generic compatible string to end of array Prabhakar
2025-06-13 11:38 ` [PATCH v3 6/6] i2c: riic: Add support for RZ/T2H SoC Prabhakar
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