From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 E54E225782D; Mon, 6 Jul 2026 22:29:15 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783376957; cv=none; b=RHi5K2LOyd/hqnbdyvguPs1l9Ay6JEicP9IEPh666TLEfilDNpE4jxDQkwEPW/vZKiKRiDxnLIXRCtKgcGa/KR8azT8amh81zjrTGnC7zyFJN9zHm7IKo9Gy57Z90vPn7VSYjOXTEGpGAFEbxxTQiq+lJYjtEb469Fg60S1GwQA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1783376957; c=relaxed/simple; bh=RNYHsdS28HPuySSWvP1Yyr5i9l6ITmxkysSASJfZwD0=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=eUzMG0++WkJG1I4oyJdaL8JTw3bUVkVskn5ysR4Ha55KEKZJ02W3K68XA5+1D31D6Rsdxs3hZJWpFj/V8U4vPF/+piYVPcA+i5caLdMTGqtGaqv/9IqOZcjVyP98uXpizqzesBJ/cvRIG5ac7PSTKWLy14W8lIX0PRM4KGHm7ao= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=G1CpuDRr; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="G1CpuDRr" Received: by smtp.kernel.org (Postfix) with ESMTPSA id E4CBD1F000E9; Mon, 6 Jul 2026 22:29:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1783376955; bh=NIKhsdKujmUyo5f1I8e0key9LsLGYc70ehoq2AKl2uE=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=G1CpuDRrdmcEC3wEPp2EVGqS3HOURCh2yKP14x2Er3LIpE0Tkc0mbAgDMaBJN5W0X 181F/jwiOAN1KUKl7d8Tt9eqaXftQp+0szy8NqHpE4ZGAN+l6ygxC6pQRp6QD4Qi9b PD+cjXv5G0p1b4RhnU3thcwBP/tAEKulVNe+MkjBA+OskiUYP4gz5Af3sxvILh5i9y NSaJwEybJx+Cmcj73mmLNBb+CZKxXIwmgW3FpsZ9uRWTaj3E2yosi1DEV/TEJrrTx1 sRsIQcEh/TffxG3kOyZY+Vh0qjdF+17MokOULQIjZKL+OkpTJomQieKfasUeuzHmUS qgxzLhRCrca0A== Date: Mon, 6 Jul 2026 22:29:13 +0000 From: Yixun Lan To: Guodong Xu Cc: Vinod Koul , Frank Li , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , linux-kernel@vger.kernel.org, dmaengine@vger.kernel.org, devicetree@vger.kernel.org, linux-riscv@lists.infradead.org, spacemit@lists.linux.dev Subject: Re: [PATCH v4] riscv: dts: spacemit: Use symbolic PDMA request numbers on K1 Message-ID: <20260706222913-GKD35811@kernel.org> References: <20260620-b4-k1-pdma-req-macros-v4-1-3cf77d0bd0d6@gmail.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20260620-b4-k1-pdma-req-macros-v4-1-3cf77d0bd0d6@gmail.com> On 01:07 Sat 20 Jun , Guodong Xu wrote: > The PDMA request numbers (DRQ) are fixed values specific to the SoC from > a hardware perspective. The detailed definition can be found in K1 User > Manual [1], Chapter 9.4.3 DMA Connectivity & Assignments. Add a DTS > header file to define the symbolic names for the DRQs of non-secure DMA > peripherals. > > Convert the K1 SPI3 node to these macros. > > Link: https://www.spacemit.com/community/document/info?lang=en&nodepath=hardware/key_stone/k1/k1_docs/k1_usermanual/9.Top_System.md [1] > Signed-off-by: Guodong Xu Thanks Reviewed-by: Yixun Lan -- Yixun Lan (dlan)