From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1793133591; b=L9gdjGVnqcdVkVuLC1+KZ+7UgaJur7baE8E5h/ikPGK/ounv6qyPxk+7q0+iaah43nPI Tc34dvWANg8hjIcv4U8zhf4j9it67fdEwmPkh8Cd8AposR/pfIYuu1PDpXm5eKkuI5BUp gvOo83U5RQ6Nkyqmr/AhmT4XQZROhz3aJ00MwCMeRLli5FKCs7keFfNxWsg649GP/iH6K BJ2BO2QZieK+YtOc/xNa9UBYjge8QmiAyH2YCdRExfoU+iTwYbHwq+T+nvEjPh2TiP37W GHQl+60B6k3YufDmSAZhUx2a3pjv/HI5kguzAWuaJirWriCw6qyyBpq2QfJgq4Oitig== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793133591; h=Received:DKIM-Signature:Date:From:To:Cc:Subject:Message-ID: References:MIME-Version:Content-Type:Content-Disposition:In-Reply-To; bh=YHtJyabGgQzsf8Hg54sXAUggOBZUtwI2PTxu8lZAsv8=; b=EOpZpezeYBQwgKYjr9/qzJZ4O11Z6Y90hzSR8AhsNQcp215+1Go9FUVs7G8Hy5sfpZsy 7akW0ZTNS9DQh5b2+RIzdZT45aD0Lk4edhnmX7p+Y/XRJ3PSieWszt6eq1WRFSYTVyrIb VHLOvwMQQiGblftQ3Ql5vROQxTLKyGc0iOxczAH10MkZ3PCYZ3yLrCCuBRZyC1ri+l9nB LJyD3cSRZEp83U85zJFA08UhV3BU1hjoOfYb/6dRuEB/1NkYseteC6V7audiRjAqZox10 G+SBP9vEO/53MkrjdV7lfvwd4mMqcIjssc3rZ5npFWfxZVprWXAzzRQQxvwKSfjWITA== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b="fJVIHD8/"; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A9AF6606A321; Tue, 27 Oct 2026 20:39:50 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key, unprotected) header.d=kernel.org header.i=@kernel.org header.a=rsa-sha256 header.s=k20260515 header.b=fJVIHD8/ Received: by smtp.kernel.org (Postfix) with ESMTPSA id 064CC1F031E1; Tue, 27 Oct 2026 20:39:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1793133590; bh=YHtJyabGgQzsf8Hg54sXAUggOBZUtwI2PTxu8lZAsv8=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=fJVIHD8/Rhrw4vEV+SQJl2LXDO9epWVhgBuTqiKHKXVddE3TtcFCBowA2BKKI/S0p 7chsjeNknO5y0e6e0Xw9uG6mZFrTfuGJ4NluAXPR7SJNqKGeMC5JsznQe+/SJFS0Lf zzpG94d1GOd+7MN0e08jGgeZI9rRXgG1Gq8KeRxIowGl/pDCL6KdY27jjSpmsHqFRr VOLibSk/p+hb/pFJ1h5H9sLHLNQMujXo0+YH2oWyITzM/PbaP2g2QkLplQXRT5hTca y0zsflOVk/nvhZuD79+xU0ZRsOFvjt6qoXPiElJ+YuHIREZW8lOleIU24Ll3/jx3dw uwEUkJWtpPJig== Date: Tue, 27 Oct 2026 15:39:46 -0500 From: "Rob Herring (Arm)" To: "Peng Fan (OSS)" Cc: Frank Li , Vinod Koul , Krzysztof Kozlowski , Joy Zou , Sascha Hauer , Peng Fan , imx@lists.linux.dev, Conor Dooley , devicetree@vger.kernel.org, Frank Li , linux-kernel@vger.kernel.org, Fabio Estevam , dmaengine@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Pengutronix Kernel Team Subject: Re: [PATCH v2 1/3] dt-bindings: dma: fsl,edma: add per-channel child node support Message-ID: <179313358476.887731.14779042723433167551.robh@kernel.org> References: <20260930-edma-iommu-v2-0-72a62bf44c74@nxp.com> <20260930-edma-iommu-v2-1-72a62bf44c74@nxp.com> X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260930-edma-iommu-v2-1-72a62bf44c74@nxp.com> On Wed, 30 Sep 2026 14:26:09 +0800, Peng Fan (OSS) wrote: > From: Peng Fan > > Add support for optional per-channel child nodes (dma-channel@) > to the fsl,edma binding. Each child node can carry its own reg, > interrupts, iommus, and power-domains properties, describing a real > per-channel MMIO region. > > Enables per-channel IOMMU stream ID assignment via the standard > iommus property on each child. > > The interrupts property is removed from the required list since > channels with child nodes carry their own interrupts. Existing DTS > without child nodes remains valid. > > Assisted-by: LLM > Signed-off-by: Peng Fan > --- > .../devicetree/bindings/dma/fsl,edma.yaml | 70 +++++++++++++++++++++- > 1 file changed, 69 insertions(+), 1 deletion(-) > Reviewed-by: Rob Herring (Arm)