From patchwork Fri Mar 7 12:16:16 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: R Sricharan X-Patchwork-Id: 3790741 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.19.201]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 87AB8BF540 for ; Fri, 7 Mar 2014 12:41:05 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id B8DDA20279 for ; Fri, 7 Mar 2014 12:41:04 +0000 (UTC) Received: from casper.infradead.org (casper.infradead.org [85.118.1.10]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 8458720295 for ; Fri, 7 Mar 2014 12:41:03 +0000 (UTC) Received: from merlin.infradead.org ([2001:4978:20e::2]) by casper.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1WLtkW-0005Cx-QK; Fri, 07 Mar 2014 12:19:38 +0000 Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1WLtjl-00079V-56; Fri, 07 Mar 2014 12:18:49 +0000 Received: from comal.ext.ti.com ([198.47.26.152]) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1WLtip-00070f-RM for linux-arm-kernel@lists.infradead.org; Fri, 07 Mar 2014 12:17:52 +0000 Received: from dflxv15.itg.ti.com ([128.247.5.124]) by comal.ext.ti.com (8.13.7/8.13.7) with ESMTP id s27CHR7h032227; Fri, 7 Mar 2014 06:17:27 -0600 Received: from DFLE72.ent.ti.com (dfle72.ent.ti.com [128.247.5.109]) by dflxv15.itg.ti.com (8.14.3/8.13.8) with ESMTP id s27CHRfl001483; Fri, 7 Mar 2014 06:17:27 -0600 Received: from dflp32.itg.ti.com (10.64.6.15) by DFLE72.ent.ti.com (128.247.5.109) with Microsoft SMTP Server id 14.3.174.1; Fri, 7 Mar 2014 06:17:27 -0600 Received: from localhost.localdomain (ileax41-snat.itg.ti.com [10.172.224.153]) by dflp32.itg.ti.com (8.14.3/8.13.8) with ESMTP id s27CGhw6003967; Fri, 7 Mar 2014 06:17:23 -0600 From: Sricharan R To: , , , , , Subject: [RFC PATCH 9/9] arm: dts: dra7: Change the total dma-req numbers to crossbar channels Date: Fri, 7 Mar 2014 17:46:16 +0530 Message-ID: <1394194576-23741-10-git-send-email-r.sricharan@ti.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1394194576-23741-1-git-send-email-r.sricharan@ti.com> References: <1394194576-23741-1-git-send-email-r.sricharan@ti.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20140307_071752_045578_7C1A05FA X-CRM114-Status: UNSURE ( 8.47 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -6.9 (------) Cc: nm@ti.com, linux@arm.linux.org.uk, tony@atomide.com, rnayak@ti.com, nsekhar@ti.com, vinod.koul@intel.com, santosh.shilimkar@ti.com, dan.j.williams@intel.com X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, T_RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP On DRA7 there is a crossbar router which maps the peripheral dma request channels to the dma controller inputs. The dma-controller can receive requests from any of the crossbar channels. So register the total number crossbar channels instead of the shared dma-request lines. Signed-off-by: Sricharan R --- arch/arm/boot/dts/dra7.dtsi | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/dra7.dtsi b/arch/arm/boot/dts/dra7.dtsi index baa781e..f5ae8c9 100644 --- a/arch/arm/boot/dts/dra7.dtsi +++ b/arch/arm/boot/dts/dra7.dtsi @@ -167,7 +167,7 @@ ; #dma-cells = <2>; #dma-channels = <32>; - #dma-requests = <127>; + #dma-requests = <203>; }; dmacb: crossbar@4a020000 {