From patchwork Thu Sep 20 14:43:45 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Matt Porter X-Patchwork-Id: 1485631 Return-Path: X-Original-To: patchwork-linux-omap@patchwork.kernel.org Delivered-To: patchwork-process-083081@patchwork2.kernel.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by patchwork2.kernel.org (Postfix) with ESMTP id 7955CE006E for ; Thu, 20 Sep 2012 14:43:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932237Ab2ITOnH (ORCPT ); Thu, 20 Sep 2012 10:43:07 -0400 Received: from mail-ie0-f174.google.com ([209.85.223.174]:52363 "EHLO mail-ie0-f174.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932195Ab2ITOml (ORCPT ); Thu, 20 Sep 2012 10:42:41 -0400 Received: by mail-ie0-f174.google.com with SMTP id k13so3502236iea.19 for ; Thu, 20 Sep 2012 07:42:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=sender:from:to:cc:subject:date:message-id:x-mailer:in-reply-to :references; bh=ZdsFrW2CjZe2jC167i1BioML2GaLS+96K1UVL0dLgk8=; b=HyMMR++QyI91L6jgaJhOxaVVS2PGMzy38fFTKVQvKry0ba933Ozi9IerPKUrn1ldD2 4mTnDKdBJazkyc3qIhlreaQguBX6jlg+ZV3I49jyWpFWCTmhZj9C2U/yqHlMyTQLBsNg MUK8lTtfbHnT30KCVNmgibkgcPsKurxY2KqIE18E/AnL3zSxlX7Sv5B7d3UNovyAbzd4 yr0u9lXIz7ztstv5j97gr0ssVUmIBxPtpgml3Ieo0tMrDIXpvDMM4M7m7oq7oQYkmnTb /x9hxzVgA2vvlE+tRB7MWUZcqHls6XKXV/4rlobcrL3bWKve1MadG4+gYgnUVPAZVOtv acXQ== Received: by 10.50.183.225 with SMTP id ep1mr1937791igc.9.1348152160931; Thu, 20 Sep 2012 07:42:40 -0700 (PDT) Received: from beef.ohporter.com (cpe-24-166-64-7.neo.res.rr.com. [24.166.64.7]) by mx.google.com with ESMTPS id p5sm15288242igm.13.2012.09.20.07.42.38 (version=TLSv1/SSLv3 cipher=OTHER); Thu, 20 Sep 2012 07:42:40 -0700 (PDT) From: Matt Porter To: Tony Lindgren , Sekhar Nori , Grant Likely , Mark Brown , Benoit Cousson , Russell King , Vinod Koul , Rob Landley , Chris Ball Cc: Devicetree Discuss , Linux OMAP List , Linux ARM Kernel List , Linux DaVinci Kernel List , Linux Kernel Mailing List , Linux Documentation List , Linux MMC List , Linux SPI Devel List , Arnd Bergmann , Dan Williams , Rob Herring Subject: [RFC PATCH 12/13] ARM: dts: add am33xx EDMA support Date: Thu, 20 Sep 2012 10:43:45 -0400 Message-Id: <1348152226-13588-13-git-send-email-mporter@ti.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1348152226-13588-1-git-send-email-mporter@ti.com> References: <1348152226-13588-1-git-send-email-mporter@ti.com> Sender: linux-omap-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-omap@vger.kernel.org Adds support for the defined EDMA, generic DMA controller, and DMA request bindings for mmc and spi. Signed-off-by: Matt Porter --- arch/arm/boot/dts/am33xx.dtsi | 46 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 46 insertions(+) diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi index e8033eb..c14a61d 100644 --- a/arch/arm/boot/dts/am33xx.dtsi +++ b/arch/arm/boot/dts/am33xx.dtsi @@ -86,6 +86,36 @@ reg = <0x48200000 0x1000>; }; + edma: edma@49000000 { + compatible = "ti,edma3"; + ti,hwmods = "tpcc", "tptc0", "tptc1", "tptc2"; + reg = <0x49000000 0x10000>; + interrupt-parent = <&intc>; + interrupts = <12 13 14>; + #dma-cells = <1>; + dma-channels = <64>; + ti,edma-regions = <4>; + ti,edma-slots = <256>; + ti,edma-reserved-channels = <0 2 + 14 2 + 26 6 + 48 4 + 56 8>; + ti,edma-reserved-slots = <0 2 + 14 2 + 26 6 + 48 4 + 56 8 + 64 127>; + ti,edma-queue-tc-map = <0 0 + 1 1 + 2 2>; + ti,edma-queue-priority-map = <0 0 + 1 1 + 2 2>; + ti,edma-default-queue = <0>; + }; + gpio0: gpio@44e07000 { compatible = "ti,omap4-gpio"; ti,hwmods = "gpio1"; @@ -290,6 +320,9 @@ ti,hwmods = "mmc1"; ti,dual-volt; ti,needs-special-reset; + dmas = <&edma 24 + &edma 25>; + dma-names = "tx", "rx"; }; mmc2: mmc@481D8000 { @@ -297,6 +330,9 @@ ti,hwmods = "mmc2"; ti,needs-special-reset; status = "disabled"; + dmas = <&edma 2 + &edma 3>; + dma-names = "tx", "rx"; }; mmc3: mmc@47810000 { @@ -339,6 +375,11 @@ reg = <0x48030000 0x400>; interrupt-parent = <&intc>; interrupt = <65>; + dmas = <&edma 16 + &edma 17 + &edma 18 + &edma 19>; + dma-names = "tx0", "rx0", "tx1", "rx1"; ti,spi-num-cs = <2>; ti,hwmods = "spi0"; status = "disabled"; @@ -351,6 +392,11 @@ reg = <0x481a0000 0x400>; interrupt-parent = <&intc>; interrupt = <125>; + dmas = <&edma 42 + &edma 43 + &edma 44 + &edma 45>; + dma-names = "tx0", "rx0", "tx1", "rx1"; ti,spi-num-cs = <2>; ti,hwmods = "spi1"; status = "disabled";