From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 2B4315A0F5; Tue, 6 Aug 2024 17:18:38 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1722964719; cv=none; b=XTrZbRrhN9hZQNjE5HwrzIFNOkeQaf34Z1O3tHcOnZlzXo0YEH0LdU8vrDvsBYGEcQAgbu/R7gQmsGZzmCDPKInAMZjvMf4fbjbJFPf3raj6fpRi5qFrpSWuBCaQ64BASIOhUv1jZHpkaW/Vys5BnN8vPUWD7LDpehA2e6JxOP0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1722964719; c=relaxed/simple; bh=1GTwqbPu1DRXS3CHjodb5Z+0yALaqUARNmOxa7+ibwQ=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=Vr5bAK1v+TeOxGZou4fFQHSa/8ouMEapV2Iy/wQwcYsF9fHEjFKiny4aHHy99UPNRDJa/4MFtHG3Z0hkqV+bCoazwOOWHXF4IHOW9C7/vWsnc8ZI8VSM+nYOq2dm1ZQzWzwTTPQndKgG3k/bHulEOoGzdPWmAo5nk89F6oFBT3E= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=hrXaQzV5; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="hrXaQzV5" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 61097C4AF0C; Tue, 6 Aug 2024 17:18:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1722964718; bh=1GTwqbPu1DRXS3CHjodb5Z+0yALaqUARNmOxa7+ibwQ=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=hrXaQzV5OLp1cBVoU02ep1rK415nwGP5UokWusAETNjwR76LaVhzspMByRxFuJWsT 0fa2JgpjZ/J8Ac2HOsooKsQvvlPplyo2HhJv+OZoSY//oGoaDzdm7hpNqkGoePKvYg QoenUig9vGTPTMOLejYETyF1ICj2e+LQKM04cnTMnh9eKw+apMNA8bFXI7fBNzl5Zi 9vKqZL3t7zaWQl6v1DBpMcig/FEhR8l5plJ302fo2bhExWaLnO9F+/BuYYQau7fZ9U OruGOAdoSqo7zExTwgHjz2mJfvDv1QH0MPmnmNSCikEh1vMgMbDR2AefhnGXyU6sJp /deUODRHopq2Q== Date: Tue, 6 Aug 2024 11:18:37 -0600 From: "Rob Herring (Arm)" To: Geert Uytterhoeven Cc: Fabrizio Castro , netdev@vger.kernel.org, Marc Kleine-Budde , Vincent Mailhol , linux-can@vger.kernel.org, Duy Nguyen , Eric Dumazet , devicetree@vger.kernel.org, "David S . Miller" , linux-renesas-soc@vger.kernel.org, Paolo Abeni , Jakub Kicinski , Conor Dooley , Krzysztof Kozlowski Subject: Re: [PATCH v3] dt-bindings: can: renesas,rcar-canfd: Document R-Car V4M support Message-ID: <172296471618.1826539.5724224646610844294.robh@kernel.org> References: <68b5f910bef89508e3455c768844ebe859d6ff1d.1722520779.git.geert+renesas@glider.be> Precedence: bulk X-Mailing-List: linux-can@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <68b5f910bef89508e3455c768844ebe859d6ff1d.1722520779.git.geert+renesas@glider.be> On Thu, 01 Aug 2024 16:03:17 +0200, Geert Uytterhoeven wrote: > From: Duy Nguyen > > Document support for the CAN-FD Interface on the Renesas R-Car V4M > (R8A779H0) SoC, which supports up to four channels. > > The CAN-FD module on R-Car V4M is very similar to the one on R-Car V4H, > but differs in some hardware parameters, as reflected by the Parameter > Status Information part of the Global IP Version Register. However, > none of this parameterization should have any impact on the driver, as > the driver does not access any register that is impacted by the > parameterization (except for the number of channels). > > Signed-off-by: Duy Nguyen > [geert: Clarify R-Car V4M differences] > Signed-off-by: Geert Uytterhoeven > --- > v3: > - Add more clarification, > > v2: > - Drop RFC state now it works. > > Changes compared to the BSP: > - Restrict number of channels to four. > --- > .../bindings/net/can/renesas,rcar-canfd.yaml | 22 ++++++++++++++----- > 1 file changed, 16 insertions(+), 6 deletions(-) > Acked-by: Rob Herring (Arm)