From patchwork Thu Nov 10 04:59:18 2011 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Richard Zhao X-Patchwork-Id: 5020 Return-Path: X-Original-To: patchwork@peony.canonical.com Delivered-To: patchwork@peony.canonical.com Received: from fiordland.canonical.com (fiordland.canonical.com [91.189.94.145]) by peony.canonical.com (Postfix) with ESMTP id E4A3523E51 for ; Thu, 10 Nov 2011 05:02:37 +0000 (UTC) Received: from mail-fx0-f52.google.com (mail-fx0-f52.google.com [209.85.161.52]) by fiordland.canonical.com (Postfix) with ESMTP id D83D9A18202 for ; Thu, 10 Nov 2011 05:02:37 +0000 (UTC) Received: by faan26 with SMTP id n26so3480101faa.11 for ; Wed, 09 Nov 2011 21:02:37 -0800 (PST) Received: by 10.152.102.148 with SMTP id fo20mr3478579lab.51.1320901357583; Wed, 09 Nov 2011 21:02:37 -0800 (PST) X-Forwarded-To: linaro-patchwork@canonical.com X-Forwarded-For: patch@linaro.org linaro-patchwork@canonical.com Delivered-To: patches@linaro.org Received: by 10.152.3.196 with SMTP id e4cs8675lae; Wed, 9 Nov 2011 21:02:37 -0800 (PST) Received: by 10.52.88.109 with SMTP id bf13mr9940294vdb.86.1320901355646; Wed, 09 Nov 2011 21:02:35 -0800 (PST) Received: from ch1outboundpool.messaging.microsoft.com (ch1ehsobe002.messaging.microsoft.com. [216.32.181.182]) by mx.google.com with ESMTPS id z3si5995405vdv.54.2011.11.09.21.02.35 (version=TLSv1/SSLv3 cipher=OTHER); Wed, 09 Nov 2011 21:02:35 -0800 (PST) Received-SPF: neutral (google.com: 216.32.181.182 is neither permitted nor denied by best guess record for domain of richard.zhao@linaro.org) client-ip=216.32.181.182; Authentication-Results: mx.google.com; spf=neutral (google.com: 216.32.181.182 is neither permitted nor denied by best guess record for domain of richard.zhao@linaro.org) smtp.mail=richard.zhao@linaro.org Received: from mail38-ch1-R.bigfish.com (10.43.68.254) by CH1EHSOBE004.bigfish.com (10.43.70.54) with Microsoft SMTP Server id 14.1.225.22; Thu, 10 Nov 2011 05:02:10 +0000 Received: from mail38-ch1 (localhost.localdomain [127.0.0.1]) by mail38-ch1-R.bigfish.com (Postfix) with ESMTP id AF02B1AB0067; Thu, 10 Nov 2011 05:02:23 +0000 (UTC) X-SpamScore: 0 X-BigFish: VS0(zzzz1202hzz8275dhz2dh87h2a8h668h839h) X-Forefront-Antispam-Report: CIP:70.37.183.190; KIP:(null); UIP:(null); IPVD:NLI; H:mail.freescale.net; RD:none; EFVD:NLI X-FB-DOMAIN-IP-MATCH: fail Received: from mail38-ch1 (localhost.localdomain [127.0.0.1]) by mail38-ch1 (MessageSwitch) id 1320901288517881_30506; Thu, 10 Nov 2011 05:01:28 +0000 (UTC) Received: from CH1EHSMHS031.bigfish.com (snatpool1.int.messaging.microsoft.com [10.43.68.254]) by mail38-ch1.bigfish.com (Postfix) with ESMTP id D584119D8051; Thu, 10 Nov 2011 04:59:28 +0000 (UTC) Received: from mail.freescale.net (70.37.183.190) by CH1EHSMHS031.bigfish.com (10.43.70.31) with Microsoft SMTP Server (TLS) id 14.1.225.22; Thu, 10 Nov 2011 04:59:38 +0000 Received: from az33smr01.freescale.net (10.64.34.199) by 039-SN1MMR1-002.039d.mgd.msft.net (10.84.1.15) with Microsoft SMTP Server id 14.1.339.2; Wed, 9 Nov 2011 22:59:38 -0600 Received: from b20223-02.ap.freescale.net (b20223-02.ap.freescale.net [10.192.242.124]) by az33smr01.freescale.net (8.13.1/8.13.0) with ESMTP id pAA4xZIc018013; Wed, 9 Nov 2011 22:59:36 -0600 (CST) From: Richard Zhao To: CC: , , , , Richard Zhao Subject: [PATCH 1/1] serial: imx: convert to clk_prepare/clk_unprepare Date: Thu, 10 Nov 2011 12:59:18 +0800 Message-ID: <1320901158-13103-1-git-send-email-richard.zhao@linaro.org> X-Mailer: git-send-email 1.7.5.4 MIME-Version: 1.0 X-OriginatorOrg: sigmatel.com Signed-off-by: Richard Zhao --- drivers/tty/serial/imx.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-) diff --git a/drivers/tty/serial/imx.c b/drivers/tty/serial/imx.c index 163fc90..22fd9c8 100644 --- a/drivers/tty/serial/imx.c +++ b/drivers/tty/serial/imx.c @@ -1390,6 +1390,7 @@ static int serial_imx_probe(struct platform_device *pdev) ret = PTR_ERR(sport->clk); goto unmap; } + clk_prepare(sport->clk); clk_enable(sport->clk); sport->port.uartclk = clk_get_rate(sport->clk); @@ -1415,6 +1416,7 @@ deinit: clkput: clk_put(sport->clk); clk_disable(sport->clk); + clk_unprepare(sport->clk); unmap: iounmap(sport->port.membase); free: @@ -1438,6 +1440,7 @@ static int serial_imx_remove(struct platform_device *pdev) } clk_disable(sport->clk); + clk_unprepare(sport->clk); if (pdata && pdata->exit) pdata->exit(pdev);