From patchwork Fri Jan 24 08:44:01 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Geert Uytterhoeven X-Patchwork-Id: 3533421 Return-Path: X-Original-To: patchwork-linux-sh@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 9AE47C02DC for ; Fri, 24 Jan 2014 08:47:16 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 2C5BF201B6 for ; Fri, 24 Jan 2014 08:47:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E7EAA20173 for ; Fri, 24 Jan 2014 08:47:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752675AbaAXIqm (ORCPT ); Fri, 24 Jan 2014 03:46:42 -0500 Received: from michel.telenet-ops.be ([195.130.137.88]:56749 "EHLO michel.telenet-ops.be" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752454AbaAXIoT (ORCPT ); Fri, 24 Jan 2014 03:44:19 -0500 Received: from ayla.of.borg ([84.193.72.141]) by michel.telenet-ops.be with bizsmtp id HkkG1n00e32ts5g06kkGkS; Fri, 24 Jan 2014 09:44:16 +0100 Received: from geert by ayla.of.borg with local (Exim 4.76) (envelope-from ) id 1W6cN6-000375-7p; Fri, 24 Jan 2014 09:44:16 +0100 From: Geert Uytterhoeven To: Mark Brown Cc: linux-spi@vger.kernel.org, linux-sh@vger.kernel.org, linux-kernel@vger.kernel.org, Geert Uytterhoeven Subject: [PATCH v2 11/14] spi: rspi: Convert to clk_prepare_enable/disable_unprepare Date: Fri, 24 Jan 2014 09:44:01 +0100 Message-Id: <1390553044-11860-12-git-send-email-geert@linux-m68k.org> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1390553044-11860-1-git-send-email-geert@linux-m68k.org> References: <1390553044-11860-1-git-send-email-geert@linux-m68k.org> Sender: linux-sh-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-sh@vger.kernel.org X-Spam-Status: No, score=-7.5 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=ham 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 From: Geert Uytterhoeven Get the driver ready for the migration to the common clock framework by calling clk_prepare_enable() and clk_disable_unprepare(). Signed-off-by: Geert Uytterhoeven --- v2: - No changes drivers/spi/spi-rspi.c | 11 ++++++++--- 1 file changed, 8 insertions(+), 3 deletions(-) diff --git a/drivers/spi/spi-rspi.c b/drivers/spi/spi-rspi.c index 28db8770aaf3..a648b40c271b 100644 --- a/drivers/spi/spi-rspi.c +++ b/drivers/spi/spi-rspi.c @@ -980,7 +980,7 @@ static int rspi_remove(struct platform_device *pdev) struct rspi_data *rspi = platform_get_drvdata(pdev); rspi_release_dma(rspi); - clk_disable(rspi->clk); + clk_disable_unprepare(rspi->clk); return 0; } @@ -1041,7 +1041,12 @@ static int rspi_probe(struct platform_device *pdev) ret = PTR_ERR(rspi->clk); goto error1; } - clk_enable(rspi->clk); + + ret = clk_prepare_enable(rspi->clk); + if (ret < 0) { + dev_err(&pdev->dev, "unable to prepare/enable clock\n"); + goto error1; + } init_waitqueue_head(&rspi->wait); @@ -1112,7 +1117,7 @@ static int rspi_probe(struct platform_device *pdev) error3: rspi_release_dma(rspi); error2: - clk_disable(rspi->clk); + clk_disable_unprepare(rspi->clk); error1: spi_master_put(master);