From nobody Tue Feb 10 11:16:03 2026 Received: from mail-wr1-f52.google.com (mail-wr1-f52.google.com [209.85.221.52]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 97DF4327201 for ; Wed, 24 Dec 2025 17:33:34 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.221.52 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1766597616; cv=none; b=WiwOUa187/mhd0pt8jHKpdt7x+vddupV19dOtdTh3izDRZToib+ftFzktaH+QVrDrrhs32CfSkQ9B0OlM1cephNSaXDUoDcfGrl0Db8vvfSl11MfBmI+A/Nzmo/QdxHOBbAxpp7X5sN8o+/SMgPFDpuwI0jEX0v1j84H0qHk1Hc= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1766597616; c=relaxed/simple; bh=6vJ4bSi0ImRGMDZTqpjHFf3uaCfNse/v4LbdHVPVZFY=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=hSItwxjnxJoRrrrtKHBys9FI/HELewAaRWbS6h7kv+Qj6KIT7S7bRLZql6XfwVgGkYKqLr1XVzKseRapujG43HaWfE06pfvVlaHEpqaVVfDTJabUqwobe4tX93VYs+bFnvt52IkPE/mxxPkKORRRNtvA7GZJXMRdVqYDYu3AfuE= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=Vnu1vLWE; arc=none smtp.client-ip=209.85.221.52 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="Vnu1vLWE" Received: by mail-wr1-f52.google.com with SMTP id ffacd0b85a97d-42fb0fc5aa9so2627403f8f.1 for ; Wed, 24 Dec 2025 09:33:34 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1766597613; x=1767202413; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=g1ZDegOep1AFZEtY2dKjdTcrce0s5KYHXiDsqOzuxHw=; b=Vnu1vLWEEOd0tOTyA9/A4fhNC2JrM4Cyfbt7/B9HinNImPDAt4kKiUe2CZqIOGTyB+ IF1xoXvmehVVu7G4Bme+Ofl3WWkHuZ/G2nFStzkJjybApz6uaxUu2MCpJ4UqJn40zpnY XKQ879k89tAtSTFutWM8qar005eoyRnVGUsTdmkNhKyS4X2Zi49L/1YzwI6BFeLEZu/z IHih35JdDt7qZBeSGjZTCPotXZjnzZ2kd3U+Ol9LRsJSVzmibRfR2vKQ77hC/pxmTmc4 w0iKCLLM3bGcOeqpFcCii1vYyhX4zYLYHcHX5PiPNm4d33g/UsxMa1xQS+6WLy6gIH83 lSZg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1766597613; x=1767202413; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=g1ZDegOep1AFZEtY2dKjdTcrce0s5KYHXiDsqOzuxHw=; b=nP89NwgCVx3RtTbWElIY8pvqkHSf/HtuJ2CQoUgP0reZWcjGcf9Pw+HtwwhNZMpW0s WkZ/PrTP8TifKOFmsGq58t0EcPqcwqz2xkMaQAt7psyEbSp+Ylr8px3wQ1BgrR22vT7c 50yZT7jvMZK1c11tpCCExMMsrVxWVI9VXh9YRcpqKG+AAihEXkpxAQcWo/bSxZ0PoMR+ 459QKgsxDnpuLCuLkvxXyftCcSuvl+zmcbL+J4WlgbSlCvBDoOgJPg8Bd1Jhx8CFTVBy TvdhQsVLXZPigd12EBw+NPAAvb+NgBMdk/ubIFtA4uARCnNk1wizblB2oWqpg3EjnnDN PgEg== X-Forwarded-Encrypted: i=1; AJvYcCURWg5laZT3hF3RyAZCBBawTkkyq9FrvYubp3itZoWCIX6JpGV/oH9DxG9Wi3BQHzZO1XWj4fadg8z1qNU=@vger.kernel.org X-Gm-Message-State: AOJu0YyySXX3mnA6T54oJyJ6Qfrhl0LhJzwFxUnqyj8/vn+n5elOwLiQ fBTWHoc/o8V2XvK3QKRrd1BjpnSRjvoONShj98XHc/HImuOTE28ZuXsW X-Gm-Gg: AY/fxX5DcqEqW3MtPD38/g4RO5B4eY2Fai9dRZpTFsmkhvHrwNd5HbgR7fqJfGrImF5 jEEM4NAdMf59joLxZ0mHl3r1nTnZI+CwqOYab6mwIA8RN/A3QhNKW13FsR3+jJWI67R0sbeySTa O5hiP5QazBZJHpT3maPjcros8YAPPSqfGCIsmJFXmjFNu0DtYuIo3Dgb7gZpcYq8KmUGqpoWtyz PPV+p5fiDqXH1Nfo53w8LgHT2G8IfM6mbPbHa39qa1sMQMfNGgdNSbCtkh4ZUgw6qCbwZ/KSHEu uDlrfvUMHTi1RGVvrKcVei3CvHi39oJxtQorxa5HhBDqSswZyvvvg82H2lZCKP4TetGxkW4k8LQ XYynzWnq2o7BGE73/1y+ob/hXYpChrx+BJYG35SH/djkshXWIhoR8AKNQXgk1ofML1oZH+2r2yo wscDVxedH7xQ+QDwG4aWKqdLGCnHasZJ14xH0jlrXnTQ6wqpMok5DnzTGAYGpuy7s/rcO2ef0ev l1eerHRHfNmYzj95TbYtrgH X-Google-Smtp-Source: AGHT+IGgxQz0bDh3vZdYMDbGeuG8CoFcnXx+kUANoD7XqIVecnIjPJrn1+svSQY6szlpP60Yp1i0Kw== X-Received: by 2002:a05:6000:4202:b0:431:104:6dc2 with SMTP id ffacd0b85a97d-4324e4c68a5mr17212620f8f.8.1766597612886; Wed, 24 Dec 2025 09:33:32 -0800 (PST) Received: from iku.Home ([2a06:5906:61b:2d00:3371:7b65:aaf4:d2e4]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-4324ea1af20sm33237553f8f.2.2025.12.24.09.33.32 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 24 Dec 2025 09:33:32 -0800 (PST) From: Prabhakar X-Google-Original-From: Prabhakar To: Marc Kleine-Budde , Vincent Mailhol , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Geert Uytterhoeven , Magnus Damm , Biju Das Cc: linux-can@vger.kernel.org, devicetree@vger.kernel.org, linux-renesas-soc@vger.kernel.org, linux-kernel@vger.kernel.org, Prabhakar , Fabrizio Castro , Lad Prabhakar Subject: [PATCH 4/4] can: rcar_canfd: Add RZ/T2H support Date: Wed, 24 Dec 2025 17:33:24 +0000 Message-ID: <20251224173324.3393675-5-prabhakar.mahadev-lad.rj@bp.renesas.com> X-Mailer: git-send-email 2.52.0 In-Reply-To: <20251224173324.3393675-1-prabhakar.mahadev-lad.rj@bp.renesas.com> References: <20251224173324.3393675-1-prabhakar.mahadev-lad.rj@bp.renesas.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Lad Prabhakar The CAN-FD IP on the RZ/T2H SoC is similar to R-Car Gen4, but differs in the AFLPN and CFTML bits and supports two channels with eight interrupts. Signed-off-by: Lad Prabhakar --- drivers/net/can/rcar/rcar_canfd.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/drivers/net/can/rcar/rcar_canfd.c b/drivers/net/can/rcar/rcar_= canfd.c index 7895e1fdea1c..3d1b595eb3eb 100644 --- a/drivers/net/can/rcar/rcar_canfd.c +++ b/drivers/net/can/rcar/rcar_canfd.c @@ -669,6 +669,23 @@ static const struct rcar_canfd_hw_info r9a09g047_hw_in= fo =3D { .external_clk =3D 0, }; =20 +static const struct rcar_canfd_hw_info r9a09g077_hw_info =3D { + .nom_bittiming =3D &rcar_canfd_gen4_nom_bittiming_const, + .data_bittiming =3D &rcar_canfd_gen4_data_bittiming_const, + .tdc_const =3D &rcar_canfd_gen4_tdc_const, + .regs =3D &rcar_gen4_regs, + .sh =3D &rcar_gen4_shift_data, + .rnc_field_width =3D 16, + .max_aflpn =3D 15, + .max_cftml =3D 31, + .max_channels =3D 2, + .postdiv =3D 1, + .multi_channel_irqs =3D 1, + .ch_interface_mode =3D 1, + .shared_can_regs =3D 1, + .external_clk =3D 1, +}; + /* Helper functions */ static inline void rcar_canfd_update(u32 mask, u32 val, u32 __iomem *reg) { @@ -2333,6 +2350,7 @@ static DEFINE_SIMPLE_DEV_PM_OPS(rcar_canfd_pm_ops, rc= ar_canfd_suspend, static const __maybe_unused struct of_device_id rcar_canfd_of_table[] =3D { { .compatible =3D "renesas,r8a779a0-canfd", .data =3D &rcar_gen4_hw_info = }, { .compatible =3D "renesas,r9a09g047-canfd", .data =3D &r9a09g047_hw_info= }, + { .compatible =3D "renesas,r9a09g077-canfd", .data =3D &r9a09g077_hw_info= }, { .compatible =3D "renesas,rcar-gen3-canfd", .data =3D &rcar_gen3_hw_info= }, { .compatible =3D "renesas,rcar-gen4-canfd", .data =3D &rcar_gen4_hw_info= }, { .compatible =3D "renesas,rzg2l-canfd", .data =3D &rzg2l_hw_info }, --=20 2.52.0