From patchwork Tue Jan 4 14:52:02 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Neil Armstrong X-Patchwork-Id: 12703522 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 2BED3C433F5 for ; Tue, 4 Jan 2022 14:52:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231946AbiADOwQ (ORCPT ); Tue, 4 Jan 2022 09:52:16 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59618 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229910AbiADOwQ (ORCPT ); Tue, 4 Jan 2022 09:52:16 -0500 Received: from mail-wr1-x42a.google.com (mail-wr1-x42a.google.com [IPv6:2a00:1450:4864:20::42a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B3AAAC061792 for ; Tue, 4 Jan 2022 06:52:15 -0800 (PST) Received: by mail-wr1-x42a.google.com with SMTP id q16so76708928wrg.7 for ; Tue, 04 Jan 2022 06:52:15 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=baylibre-com.20210112.gappssmtp.com; s=20210112; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=C5F5o/W7ZL/b1Y2B+J1/KTZflK9h/hPBJOs37w3Di6g=; b=zPD5vIuKCKdKaLTTKckD9IWWMkuUeYnbMgNmmRBvn1IJgu29N/ZD5Pi9vm1KIa4qNz yxC9ZDMJ9cby6FO/633RPnTCCBrC7+G092PSd3RyRGMo5rrFvoVbds/g6ma1mmFopyS4 WKabuz5+MM6olk/wbAQ3Sxl7gVcGHmuS9Ui1P1JhZq9M1EL8LHga5N7kDt/60Z2SfRni vErkJol/taJzJ6GzzmITY5fT0jNMr5T22GT8/3oaXm7h97A3q609HqTwp/gUDyjGFlDh DqYO+7xUA8L6XnW6s5HFm6LqEX/J+TDGyI/xMUPVwLnxTUbdAH4dyRPA4N8sWB5xGoEL qd1Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=C5F5o/W7ZL/b1Y2B+J1/KTZflK9h/hPBJOs37w3Di6g=; b=H0eZhZGkaL3NP28ybaHegbD+3nDGyei+oL2hboNAWrzPsONm5J+u2XBE3QvUVjYKh6 yhu4Et7O5kZrwC2HXYFeTKa/XYrwm1GBbkLNhGdVaPRNdY7g8mjG9pclFrfiBsGcotaT c0ZfPyRTNIkgeosBKz42BGbsM9x0sPU4SGq9ma5gDRXTTAFUwoJOzzyfPTEVzCa865hN gaFDnNZmGFlvdwqc+Q0f80qetKgt9FMN6ryiHewOpxl2g5n2wzQundZbS4OwKclSHzQW 1TRouVovXMYW12bevTApu0E4+Lh7TGz0PtiKm0f5rgEUVTfiZhGMLNNCOQN57x7G83Li +Wng== X-Gm-Message-State: AOAM531tLiX+XL1YDu/xL4eKnx70k/oglrV+C+HWacg9hhwsbMT3zeZ1 WDShGadGRqj/atGZOflC2WVcLA== X-Google-Smtp-Source: ABdhPJw/715o7C1vxbbnWVHhEuOXt9DGLA4fqF9EXUXPePaBDOq2rGd+7F+ilaJHSgrNr911QzGXaQ== X-Received: by 2002:adf:ec8b:: with SMTP id z11mr43444018wrn.378.1641307934167; Tue, 04 Jan 2022 06:52:14 -0800 (PST) Received: from localhost.localdomain ([2001:861:44c0:66c0:f6da:6ac:481:1df0]) by smtp.gmail.com with ESMTPSA id s8sm44631911wra.9.2022.01.04.06.52.13 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 04 Jan 2022 06:52:13 -0800 (PST) From: Neil Armstrong To: vkoul@kernel.org Cc: linux-oxnas@groups.io, dmaengine@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Neil Armstrong Subject: [PATCH 0/4] dmaengine: Add support Oxford Semiconductor OXNAS DMA Engine Date: Tue, 4 Jan 2022 15:52:02 +0100 Message-Id: <20220104145206.135524-1-narmstrong@baylibre.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: dmaengine@vger.kernel.org This serie adds support for the DMA engine found in Oxford Semiconductor SoCs, notably in the OX810SE where it's heavily used for SATA transfers. The driver was on my pipe since 2016 and a courageous person managed to get the SATA driver work up mainline kernel with this driver, so I cleaned it up in order to be upstreamed. I plan to push the last patch through arm-soc when bindings is applied. Neil Armstrong (4): dt-bindings: dma: Add bindings for ox810se dma engine dmaengine: Add Oxford Semiconductor OXNAS DMA Controller MAINTAINERS: add OX810SE DMA driver files under Oxnas entry ARM: dts: ox810se: Add DMA Support .../bindings/dma/oxsemi,ox810se-dma.yaml | 97 ++ MAINTAINERS | 2 + arch/arm/boot/dts/ox810se-wd-mbwe.dts | 4 + arch/arm/boot/dts/ox810se.dtsi | 21 + drivers/dma/Kconfig | 8 + drivers/dma/Makefile | 1 + drivers/dma/oxnas_adma.c | 1045 +++++++++++++++++ 7 files changed, 1178 insertions(+) create mode 100644 Documentation/devicetree/bindings/dma/oxsemi,ox810se-dma.yaml create mode 100644 drivers/dma/oxnas_adma.c base-commit: fa55b7dcdc43c1aa1ba12bca9d2dd4318c2a0dbf