From patchwork Tue Jan 4 14:52:06 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Neil Armstrong X-Patchwork-Id: 12703536 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 53D5AC433F5 for ; Tue, 4 Jan 2022 14:54:02 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=UMiLCrUbszk4x+7RCjjhUpNJLN7FwBQiiOsKNi+zCCs=; b=PKBTljp82sqIpQ CE9SzfLJCho6nBlQ3EwZgiHPZYBo6SsMUhJNknntRDGnOV0W+AYP5JhTmmadi/sXagjdlyAnOi4QB i0xhyLlIkyXJgm2kSL8AUb3MboJqxe/E1GpTbcFEzWBlBQMyTL89wEoO90oWRmg0TRuSOLQbFjIMo 8w65l1xCFW5+ZFnYJzIUV3QjLMM6eMgfifOn/uUQF5Pw4Vvrb8U2/iANL5SnvuiWzaL0ZibpvKsH/ 8i0e/7ukycBcV7dHBhcQuIqiA7l1BSXVoKT/4EOCyhuNAsXRjtqvjFImFLI+LVxHHgB4FtNRj2N2s O/YWPqFjCfSL6zhGv/lA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1n4lBF-00Bmq2-7r; Tue, 04 Jan 2022 14:52:53 +0000 Received: from mail-wr1-x42b.google.com ([2a00:1450:4864:20::42b]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1n4lAh-00BmeZ-Qf for linux-arm-kernel@lists.infradead.org; Tue, 04 Jan 2022 14:52:21 +0000 Received: by mail-wr1-x42b.google.com with SMTP id i22so76668593wrb.13 for ; Tue, 04 Jan 2022 06:52:19 -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:in-reply-to:references :mime-version:content-transfer-encoding; bh=CE9wC1I8Y3S4XjOVWKsIkWX1PPAYp2L1AtPQgtpQePQ=; b=Glp0dKp29nU4yXeghEDQr2iDSZMAXFTnQ7bOgIkaML2Vu/d/mB7XCDQ8EH3AUcW7m+ rozyVDSuCz5Cyi5gj1cjC0iWsRsviHskHscxURkh0dx30nDv2D9m0hdI/o6EeODcuD7C okbaoGoqznvIobpoboDqgMgilMW/V+rb3Dwlumy/68SMTjtiLFWEAVs+tfHLqvHr5h4k 1A6uqnXZ80wywuKduleS4/ORhbgE9nrepvolcMv7jsMPSV3SsX6EMO1mA3y3dcINKjTN 98liTF6YFZQdvqJShmRYS78VuywWMYHI41Kg2syoTamNpn+CpqrIsvVh3oinMATHGwaV qwuA== 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:in-reply-to :references:mime-version:content-transfer-encoding; bh=CE9wC1I8Y3S4XjOVWKsIkWX1PPAYp2L1AtPQgtpQePQ=; b=T4qvaHmY6Hy5NL3wqrhLvEpoT7nAEVbnc+hOb9oH9bW/T0LRmYvdab9Grt0ov5aLfm aemITmycSUyFg3OOfBScGfHrocnyLQ2SsWY4f493yFru/QtbZvX7+0wyWWRKJJcVgZv5 LJYgZzUiRWNuOJxwfEsi1sIjuFnxZd4Vhwyy0k87N6fbX9QTMBLVLhynA2ATLQljZHFc l9lSzlygYaLYcobo+WA7WeUwekAFF+3z7CbvxLf6WnA804r4ECxxfU8vy1rzXVuMvcMM ZQn5wx49y7tpWACE6TZgeKVlm8s6eYa/oCJSNdKMLsydYAYvhdd/IVzMYhtyH0bVVPkf ki7w== X-Gm-Message-State: AOAM533TsR0EmolaldQwMez11fLFnLns45rW3mTi/Dhk4+ZrzQdIsfbN sm9nz2xFFmRo/c/XJSls/H4XfxsVPePQQQ== X-Google-Smtp-Source: ABdhPJzoD9KCrAW7cQc3I5OWzupEwE2HWlQZKpJqoxpt5YQyfqDhSf1gYObZVM419BaAFM/vInqSqA== X-Received: by 2002:a5d:488a:: with SMTP id g10mr29191706wrq.653.1641307937870; Tue, 04 Jan 2022 06:52:17 -0800 (PST) Received: from localhost.localdomain ([2001:861:44c0:66c0:f6da:6ac:481:1df0]) by smtp.gmail.com with ESMTPSA id s8sm44631911wra.9.2022.01.04.06.52.16 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 04 Jan 2022 06:52:17 -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 4/4] ARM: dts: ox810se: Add DMA Support Date: Tue, 4 Jan 2022 15:52:06 +0100 Message-Id: <20220104145206.135524-5-narmstrong@baylibre.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220104145206.135524-1-narmstrong@baylibre.com> References: <20220104145206.135524-1-narmstrong@baylibre.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220104_065219_891409_B0FBAE9A X-CRM114-Status: GOOD ( 12.57 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org This adds the DMA engine node. Signed-off-by: Neil Armstrong --- arch/arm/boot/dts/ox810se-wd-mbwe.dts | 4 ++++ arch/arm/boot/dts/ox810se.dtsi | 21 +++++++++++++++++++++ 2 files changed, 25 insertions(+) diff --git a/arch/arm/boot/dts/ox810se-wd-mbwe.dts b/arch/arm/boot/dts/ox810se-wd-mbwe.dts index 7e2fcb220aea..19e5d510e425 100644 --- a/arch/arm/boot/dts/ox810se-wd-mbwe.dts +++ b/arch/arm/boot/dts/ox810se-wd-mbwe.dts @@ -103,6 +103,10 @@ rtc0: rtc@48 { }; }; +&dma { + status = "okay"; +}; + &uart1 { status = "okay"; diff --git a/arch/arm/boot/dts/ox810se.dtsi b/arch/arm/boot/dts/ox810se.dtsi index 0755e5864c4a..79b2b49dcfbb 100644 --- a/arch/arm/boot/dts/ox810se.dtsi +++ b/arch/arm/boot/dts/ox810se.dtsi @@ -334,6 +334,27 @@ timer0: timer@200 { interrupts = <4 5>; }; }; + + dma: dma-controller@600000 { + compatible = "oxsemi,ox810se-dma"; + reg = <0x600000 0x100000>, + <0xc00000 0x100000>; + reg-names = "dma", "sgdma"; + interrupts = <13>, <14>, <15>, <16>, <20>; + clocks = <&stdclk 1>; + resets = <&reset 8>, <&reset 24>; + reset-names = "dma", "sgdma"; + + /* Encodes the authorized memory types */ + oxsemi,targets-types = + <0x45900000 0x45a00000 0>, /* SATA */ + <0x42000000 0x43000000 0>, /* SATA DATA */ + <0x48000000 0x58000000 15>, /* DDR */ + <0x58000000 0x58020000 15>; /* SRAM */ + + #dma-cells = <1>; + dma-channels = <5>; + }; }; }; };