Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752545AbdI1BuN (ORCPT ); Wed, 27 Sep 2017 21:50:13 -0400 Received: from mail-out-2.itc.rwth-aachen.de ([134.130.5.47]:4201 "EHLO mail-out-2.itc.rwth-aachen.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752662AbdI1Bt4 (ORCPT ); Wed, 27 Sep 2017 21:49:56 -0400 X-IronPort-AV: E=Sophos;i="5.42,447,1500933600"; d="scan'208";a="15566066" From: =?UTF-8?q?Stefan=20Br=C3=BCns?= To: CC: , Chen-Yu Tsai , Andre Przywara , , Dan Williams , Vinod Koul , Rob Herring , , Code Kipper , Maxime Ripard , , =?UTF-8?q?Stefan=20Br=C3=BCns?= , Catalin Marinas , Will Deacon , Mark Rutland Subject: [PATCH v4 09/11] arm64: allwinner: a64: Add device node for DMA controller Date: Thu, 28 Sep 2017 03:49:26 +0200 X-Mailer: git-send-email 2.14.1 In-Reply-To: <20170928014928.2272-1-stefan.bruens@rwth-aachen.de> References: <20170928014928.2272-1-stefan.bruens@rwth-aachen.de> MIME-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8bit X-Originating-IP: [77.182.56.60] X-ClientProxiedBy: rwthex-w3-b.rwth-ad.de (2002:8682:1aa3::8682:1aa3) To rwthex-w2-a.rwth-ad.de (2002:8682:1a9e::8682:1a9e) Message-ID: <0f84fde8-d9df-4186-9a6e-f5ca4045c276@rwthex-w2-a.rwth-ad.de> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1148 Lines: 42 The A64 SoC has a DMA controller that supports 8 DMA channels to and from various peripherals. The last used DRQ port is 27. Add a device node for it. Signed-off-by: Stefan Brüns --- Changes in v4: None Changes in v3: - Drop leading 0 from dma controller unit name Changes in v2: None arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi | 11 +++++++++++ 1 file changed, 11 insertions(+) diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi index e9a9d7fb01c8..cbffefce0e71 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi @@ -136,6 +136,17 @@ reg = <0x01c00000 0x1000>; }; + dma: dma-controller@1c02000 { + compatible = "allwinner,sun50i-a64-dma"; + reg = <0x01c02000 0x1000>; + interrupts = ; + clocks = <&ccu CLK_BUS_DMA>; + dma-channels = <8>; + dma-requests = <27>; + resets = <&ccu RST_BUS_DMA>; + #dma-cells = <1>; + }; + mmc0: mmc@1c0f000 { compatible = "allwinner,sun50i-a64-mmc"; reg = <0x01c0f000 0x1000>; -- 2.14.1