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=1793002430; b=zspsHpa6zGIGNgL7TY9lXWBI6N6lIMrvBIBKQFPgFvLMBu3x77L5xMdlX/SiZdbHN0nD jIV8oRBgmG4sExfYaZr72WA8n3q19yUmZc2r8OgAM6EAzZqKUpy/LEgxe3YEs3uahX75S bFVY4CYoFLpQWjjgNwaSsT+a8kbwS4ktji0tVQuks5G6BR9MMyHyxyeZ1U7JzjaBQi6BG D4jwtYmWfvgji0QxdKMn7Yygddy+gpjat+tl+sizdfWEt2eu0oYI5b8BtsA+cZIkl3w4x DjdUOy7SZ8CKpQqoL4nkaHgXumjJGHdtRpO+EPFMcUCwTcOcr83P4Mxp2c+tN9c0cAg== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1793002430; h=Received:DKIM-Signature:Date:From:To:Cc:Subject:Message-ID: References:MIME-Version:Content-Type:Content-Disposition:In-Reply-To; bh=X2H4QnyiBP1iPdtWwbpaQFD/CMUA6gFsOOMxlY9gaFc=; b=uNnWDPXu+cZE0nGajo33wys2TWH+v3Thvz8XlsISz0pmoF6MmFL9zOKrFr1smrA/ezk/ B0kyMrh8CmHaK2NiQuKzmqmL8/7YajQBHWH3ZrkzU6enRqt3tG9jxa16BkN7hm7XKgObS axyzEozxQ22aybUMz3l7WUJEjqDYvHppcNxtAX6kq5ru/R+7fZ85KXhGGLqxmoneBOrga XHesisZskH3wcNcRYIgxauSCRb08JxEexZwp48QkKve2rMNgzsMxJEfcljRSRIJP4MazA loTFiu4CNiTCcEoQIS5zMOL5tkeiR5Ji3nVcUTRuOFbTTuHYaOXW21hnpQNjm2YVDbw== 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="Yg/cljWl"; 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 A9381606A31A; Mon, 26 Oct 2026 08:13:49 +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=Yg/cljWl Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8FFEC1F01825; Mon, 26 Oct 2026 08:13:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1793002429; bh=X2H4QnyiBP1iPdtWwbpaQFD/CMUA6gFsOOMxlY9gaFc=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=Yg/cljWlruKlO3PAR0wRkUDPKKBqJuUbWyvawAnpUlGrJdhNZOMymt1uk+twrU/R6 RLqOCLTN9VQtKJGzrz/GS8pcFzg3QljZuUADyW6ZMOpN8MCfDNtzkDsRTu+Q5Owc6i xQCsAmhMbJ3UOUIl9S3BcdWooIj2bigZ+DWY+DzKaVvfIXsNYRTsdxrvwSZvFVzRyY 0volyFR3npJKtv+ESJOiY15LJ81XxNJoxpkvsM0JmFJIN73EBoyv4GjZS01Rd7d7TD LMqnQHbrn/Z8wGfGbHb5BiWOI0IrEPp3W5Krl0Q7WZPguqH9J32wJ9MYQ/5LZqq6HA xiDSIaa16EdJg== Date: Mon, 26 Oct 2026 09:13:45 +0100 From: Krzysztof Kozlowski To: Jelly Jia Cc: vkoul@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, robin.murphy@arm.com, sboyd@kernel.org, bmasney+clk@redhat.com, jbrunet+clk@baylibre.com, devicetree@vger.kernel.org, Frank.Li@kernel.org, cix-kernel-upstream@cixtech.com, dmaengine@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org, joakim.zhang@cixtech.com Subject: Re: [PATCH v1 3/5] dt-bindings: dma: arm,dma-350: Document dma-channel-mask Message-ID: <20261026-reasonable-durable-marmot-5f33e5@quoll> References: <20261023093045.3248630-1-Jelly.Jia@cixtech.com> <20261023093045.3248630-4-Jelly.Jia@cixtech.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=utf-8 Content-Disposition: inline In-Reply-To: <20261023093045.3248630-4-Jelly.Jia@cixtech.com> On Fri, Oct 23, 2026 at 05:30:43PM +0800, Jelly Jia wrote: > Some DMA-350 integrations reserve channels for firmware or another > processor. Allow the standard dma-channel-mask property so firmware can > describe which channels Linux may use. > > DMA-350 implements at most eight channels, so one 32-bit cell is enough; > limit the property to a single cell. > > Signed-off-by: Jelly Jia > --- > Documentation/devicetree/bindings/dma/arm,dma-350.yaml | 3 +++ > 1 file changed, 3 insertions(+) Reviewed-by: Krzysztof Kozlowski Best regards, Krzysztof