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 X-Spam-Level: X-Spam-Status: No, score=-9.9 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,UNWANTED_LANGUAGE_BODY,URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A6E1AC55ABD for ; Tue, 10 Nov 2020 06:29:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4A12F2065D for ; Tue, 10 Nov 2020 06:29:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730310AbgKJG3p (ORCPT ); Tue, 10 Nov 2020 01:29:45 -0500 Received: from smtp2207-205.mail.aliyun.com ([121.197.207.205]:41286 "EHLO smtp2207-205.mail.aliyun.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726307AbgKJG3p (ORCPT ); Tue, 10 Nov 2020 01:29:45 -0500 X-Alimail-AntiSpam: AC=CONTINUE;BC=0.137492|-1;CH=green;DM=|CONTINUE|false|;DS=CONTINUE|ham_system_inform|0.0231434-0.00763199-0.969225;FP=4947591482161697186|1|1|17|0|-1|-1|-1;HT=ay29a033018047211;MF=frank@allwinnertech.com;NM=1;PH=DS;RN=8;RT=8;SR=0;TI=SMTPD_---.Iuo67q-_1604989774; Received: from allwinnertech.com(mailfrom:frank@allwinnertech.com fp:SMTPD_---.Iuo67q-_1604989774) by smtp.aliyun-inc.com(10.147.41.137); Tue, 10 Nov 2020 14:29:41 +0800 From: Frank Lee To: tiny.windzz@gmail.com Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Yangtao Li , Rob Herring , Maxime Ripard , Chen-Yu Tsai Subject: [RESEND PATCH 06/19] arm64: allwinner: a100: Add device node for DMA controller Date: Tue, 10 Nov 2020 14:29:32 +0800 Message-Id: <1b15266045edbcfff2fc3791c88a5390d7bb3185.1604988979.git.frank@allwinnertech.com> X-Mailer: git-send-email 2.28.0 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Yangtao Li The A100 SoC has a DMA controller that supports 8 DMA channels to and from various peripherals. Add a device node for it. Signed-off-by: Yangtao Li --- arch/arm64/boot/dts/allwinner/sun50i-a100.dtsi | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a100.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a100.dtsi index cc321c04f121..c34ed8045363 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-a100.dtsi +++ b/arch/arm64/boot/dts/allwinner/sun50i-a100.dtsi @@ -101,6 +101,18 @@ ccu: clock@3001000 { #reset-cells = <1>; }; + dma: dma-controller@3002000 { + compatible = "allwinner,sun50i-a100-dma"; + reg = <0x03002000 0x1000>; + interrupts = ; + clocks = <&ccu CLK_BUS_DMA>, <&ccu CLK_MBUS_DMA>; + clock-names = "bus", "mbus"; + dma-channels = <8>; + dma-requests = <51>; + resets = <&ccu RST_BUS_DMA>; + #dma-cells = <1>; + }; + gic: interrupt-controller@3021000 { compatible = "arm,gic-400"; reg = <0x03021000 0x1000>, <0x03022000 0x2000>, -- 2.28.0