From patchwork Tue Sep 17 17:01:28 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nishanth Menon X-Patchwork-Id: 2903351 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 BD15EBFF05 for ; Tue, 17 Sep 2013 17:02:05 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 98D0E202DD for ; Tue, 17 Sep 2013 17:02:04 +0000 (UTC) Received: from casper.infradead.org (casper.infradead.org [85.118.1.10]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 4BA552018B for ; Tue, 17 Sep 2013 17:02:03 +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 1VLyf1-0007Cu-Lp; Tue, 17 Sep 2013 17:01:59 +0000 Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1VLyez-0002xi-FZ; Tue, 17 Sep 2013 17:01:57 +0000 Received: from devils.ext.ti.com ([198.47.26.153]) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1VLyew-0002wZ-NX for linux-arm-kernel@lists.infradead.org; Tue, 17 Sep 2013 17:01:55 +0000 Received: from dflxv15.itg.ti.com ([128.247.5.124]) by devils.ext.ti.com (8.13.7/8.13.7) with ESMTP id r8HH1Wi2012481; Tue, 17 Sep 2013 12:01:32 -0500 Received: from DLEE71.ent.ti.com (dlee71.ent.ti.com [157.170.170.114]) by dflxv15.itg.ti.com (8.14.3/8.13.8) with ESMTP id r8HH1WH4021870; Tue, 17 Sep 2013 12:01:32 -0500 Received: from dlep33.itg.ti.com (157.170.170.75) by DLEE71.ent.ti.com (157.170.170.114) with Microsoft SMTP Server id 14.2.342.3; Tue, 17 Sep 2013 12:01:32 -0500 Received: from localhost (ileax41-snat.itg.ti.com [10.172.224.153]) by dlep33.itg.ti.com (8.14.3/8.13.8) with ESMTP id r8HH1W16025524; Tue, 17 Sep 2013 12:01:32 -0500 From: Nishanth Menon To: Benoit Cousson Subject: [PATCH V2] ARM: dts: DRA7: provide arch-timer frequenecy parameter Date: Tue, 17 Sep 2013 12:01:28 -0500 Message-ID: <1379437288-10831-1-git-send-email-nm@ti.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <5238899D.60903@ti.com> References: <5238899D.60903@ti.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20130917_130154_895594_B44ABFAF X-CRM114-Status: UNSURE ( 7.34 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -7.6 (-------) Cc: Nishanth Menon , devicetree@vger.kernel.org, Rajendra Nayak , R Sricharan , santosh.shilimkar@ti.com, Sourav Poddar , linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org 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=-4.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, 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 CNTFREQ isn't pre-programmed on DRA7 just like O5, so provide the timer frequency via DT. Without a valid value arch_timer_init results in div0 crash. Cc: R Sricharan Cc: Rajendra Nayak Cc: Sourav Poddar Acked-by: Santosh Shilimkar Signed-off-by: Nishanth Menon --- Based on Benoit's for_3.13/dts branch. http://git.kernel.org/cgit/linux/kernel/git/bcousson/linux-omap-dt.git/log/?h=for_3.13/dts Crash log: http://pastebin.com/B2sDauS9 V2: commit message update V1: https://patchwork.kernel.org/patch/2903261/ arch/arm/boot/dts/dra7.dtsi | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/boot/dts/dra7.dtsi b/arch/arm/boot/dts/dra7.dtsi index c98997b..71c2749 100644 --- a/arch/arm/boot/dts/dra7.dtsi +++ b/arch/arm/boot/dts/dra7.dtsi @@ -50,6 +50,7 @@ , , ; + clock-frequency = <6144000>; }; gic: interrupt-controller@48211000 {