From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id E6429C43334 for ; Tue, 28 Jun 2022 07:18:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S241600AbiF1HSA (ORCPT ); Tue, 28 Jun 2022 03:18:00 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49490 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S241457AbiF1HRE (ORCPT ); Tue, 28 Jun 2022 03:17:04 -0400 Received: from mail-qk1-f176.google.com (mail-qk1-f176.google.com [209.85.222.176]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5C2152CC9D; Tue, 28 Jun 2022 00:17:03 -0700 (PDT) Received: by mail-qk1-f176.google.com with SMTP id k10so8963910qke.9; Tue, 28 Jun 2022 00:17:03 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=lScN3gMa3B+jKKFR5EiTq6EuQY+/4GeckwwsLv10h1E=; b=QE0pc2zeChfEDxVnKRkJBjz3VZ7bWY9LydtaozYealGUU2ymtweq0I8hlSjlLeL3Q2 WxHH5inHFEfBBc2miduLiK1ghpIuVCLTWVYb9uSqvXH0zAYxqr3Nq56MJWRV1dfmYdpV dBBST/FIIVs6Xb60EVBL5Dast+42AyrsecLGdJm7YTEiGr96rFpOQMkr+eo8ZiJbcsAy 3aeP/kEhnDnLEC5UKOQCNNClTOV0nJGW7NmeBFbtLjfCaAYNvnZzHTYfygVwH6QzzHHB Uruq4L+4i3dvPAMDCO+ET9YhNR1JzAqMBxJ/3HS744eBA7Bc/kQg77dQJ/8e2kWDSECc sCug== X-Gm-Message-State: AJIora+Q8XXFQhxUsE+B6B8JM2eGJZGkba6JSEtBn8TcsewmDekhJwi0 q3/SHyoiHQeH+FbAw4YYx5e7yDFFV7C4YQ== X-Google-Smtp-Source: AGRyM1vF9difKlJTm7QB8p8O2XdAcXWEMOXqFF2o8I0962X2xe3E65lJZXb36CLa77C9j0zxGkEXwA== X-Received: by 2002:a05:620a:2901:b0:6af:ca8:3f9f with SMTP id m1-20020a05620a290100b006af0ca83f9fmr10171411qkp.578.1656400622300; Tue, 28 Jun 2022 00:17:02 -0700 (PDT) Received: from mail-yb1-f181.google.com (mail-yb1-f181.google.com. [209.85.219.181]) by smtp.gmail.com with ESMTPSA id t12-20020a05620a450c00b006a746826feesm11112486qkp.120.2022.06.28.00.17.01 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 28 Jun 2022 00:17:02 -0700 (PDT) Received: by mail-yb1-f181.google.com with SMTP id i15so20788017ybp.1; Tue, 28 Jun 2022 00:17:01 -0700 (PDT) X-Received: by 2002:a05:6902:120e:b0:634:6f29:6b84 with SMTP id s14-20020a056902120e00b006346f296b84mr17966996ybu.604.1656400124939; Tue, 28 Jun 2022 00:08:44 -0700 (PDT) MIME-Version: 1.0 References: <20220618123035.563070-1-mail@conchuod.ie> <20220618123035.563070-5-mail@conchuod.ie> <20220627232919.GA3158390-robh@kernel.org> <40d76866-34e3-baef-c3fe-8836cd2430f6@microchip.com> In-Reply-To: <40d76866-34e3-baef-c3fe-8836cd2430f6@microchip.com> From: Geert Uytterhoeven Date: Tue, 28 Jun 2022 09:08:32 +0200 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [PATCH 04/14] dt-bindings: dma: add Canaan k210 to Synopsys DesignWare DMA To: Conor Dooley Cc: Rob Herring , Conor Dooley , David Airlie , Daniel Vetter , Krzysztof Kozlowski , Thierry Reding , Sam Ravnborg , Eugeniy Paltsev , Vinod , Liam Girdwood , Mark Brown , Serge Semin , Daniel Lezcano , Palmer Dabbelt , Palmer Dabbelt , Thomas Gleixner , Paul Walmsley , Albert Ou , Masahiro Yamada , Damien Le Moal , Niklas Cassel , Dillon Min , Heng Sia , Jose Abreu , DRI Development , "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" , Linux Kernel Mailing List , dmaengine , ALSA Development Mailing List , linux-spi , linux-riscv Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Conor, On Tue, Jun 28, 2022 at 8:30 AM wrote: > On 28/06/2022 00:29, Rob Herring wrote: > > EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe > > > > On Sat, Jun 18, 2022 at 01:30:26PM +0100, Conor Dooley wrote: > >> From: Conor Dooley > >> > >> The Canaan k210 apparently has a Sysnopsys Designware AXI DMA > >> controller, but according to the documentation & devicetree it has 6 > >> interrupts rather than the standard one. Add a custom compatible that > >> supports the 6 interrupt configuration which falls back to the standard > >> binding which is currently the one in use in the devicetree entry. > > > > But it works with only 1 interrupt? > > Seemingly... The Linux driver uses the only first interrupt. Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds