From patchwork Thu Aug 29 17:53:10 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Soren Brinkmann X-Patchwork-Id: 2851534 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 93D37C0AB5 for ; Thu, 29 Aug 2013 17:55:43 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id BB8C720155 for ; Thu, 29 Aug 2013 17:55:42 +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 B230820148 for ; Thu, 29 Aug 2013 17:55:41 +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 1VF6Qk-0000Yh-AI; Thu, 29 Aug 2013 17:54:50 +0000 Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1VF6QV-0003SQ-Rn; Thu, 29 Aug 2013 17:54:35 +0000 Received: from mail-pb0-x235.google.com ([2607:f8b0:400e:c01::235]) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1VF6Q2-0003OT-4O for linux-arm-kernel@lists.infradead.org; Thu, 29 Aug 2013 17:54:07 +0000 Received: by mail-pb0-f53.google.com with SMTP id up15so755042pbc.40 for ; Thu, 29 Aug 2013 10:53:44 -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:in-reply-to:references; bh=YuzAaVCpblhqFd26fHZTVIOmVCiJVtGmkpRi9IqgX6k=; b=rt85x8v5eJ5P+FgaQOpZiR2JS8Gn258SEcOonhBHUiMMhE4UY3vKaSAlHmi+X9YbZA PkVCo2f6Sm0p5k/XxrKnlcHz0uUIjtxlc8nG0CArtdUKXK3CaN21ijDqFm0ATjPzCSaT QDy5L4VRb5oFAka6dVWN7rmzWHqAzxLhBDAj+VvxNWO+qdQ22Iqvpr60pU1Zq4TpCg2n Y/XXu/r+1EoCMzXhr582uOPyNXTa8ODP03PvupWLiEV52C1A9uK1EWOXVM+9NMbElafs MGKZ85v6taOPm3ubFMTUb44YS/Ltw1YxF/2AYT8iSli81BfMwKTZsLmcGyqCu81xD0rq A9AA== X-Received: by 10.66.159.40 with SMTP id wz8mr5787548pab.135.1377798824670; Thu, 29 Aug 2013 10:53:44 -0700 (PDT) Received: from localhost ([149.199.62.254]) by mx.google.com with ESMTPSA id tg7sm36687475pbc.36.1969.12.31.16.00.00 (version=TLSv1.2 cipher=RC4-SHA bits=128/128); Thu, 29 Aug 2013 10:53:43 -0700 (PDT) From: Soren Brinkmann To: Michal Simek , Daniel Lezcano , Thomas Gleixner , John Stultz Subject: [PATCH RFC 3/3] arm: dt: zynq: Mark TTC input clock as unstable Date: Thu, 29 Aug 2013 10:53:10 -0700 Message-Id: <1377798790-28927-4-git-send-email-soren.brinkmann@xilinx.com> X-Mailer: git-send-email 1.8.4 In-Reply-To: <1377798790-28927-1-git-send-email-soren.brinkmann@xilinx.com> References: <1377798790-28927-1-git-send-email-soren.brinkmann@xilinx.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20130829_135406_317486_F16333FA X-CRM114-Status: UNSURE ( 9.80 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -1.9 (-) Cc: Soren Brinkmann , linux-kernel@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: , MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-6.6 required=5.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_MED,RP_MATCHES_RCVD,T_DKIM_INVALID,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 Zynq the TTC's input clock is directly derived from the CPU clock. I.e. the input clock is not constant but scales with the CPU frequency. Signed-off-by: Soren Brinkmann --- arch/arm/boot/dts/zynq-7000.dtsi | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm/boot/dts/zynq-7000.dtsi b/arch/arm/boot/dts/zynq-7000.dtsi index 6f54a64..c4d4e59 100644 --- a/arch/arm/boot/dts/zynq-7000.dtsi +++ b/arch/arm/boot/dts/zynq-7000.dtsi @@ -97,6 +97,7 @@ interrupts = < 0 10 4 0 11 4 0 12 4 >; compatible = "cdns,ttc"; clocks = <&clkc 6>; + input-clock-unstable; reg = <0xF8001000 0x1000>; clock-ranges; }; @@ -107,6 +108,7 @@ compatible = "cdns,ttc"; clocks = <&clkc 6>; reg = <0xF8002000 0x1000>; + input-clock-unstable; clock-ranges; }; scutimer: scutimer@f8f00600 {