From patchwork Tue Nov 12 03:32:12 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Baryshkov X-Patchwork-Id: 3170621 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 E0643C045B for ; Tue, 12 Nov 2013 03:34:41 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 659D620320 for ; Tue, 12 Nov 2013 03:34:35 +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 66A79201FD for ; Tue, 12 Nov 2013 03:34:34 +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 1Vg4jK-0004AJ-94; Tue, 12 Nov 2013 03:33:31 +0000 Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1Vg4j6-0001gY-01; Tue, 12 Nov 2013 03:33:16 +0000 Received: from mail-wg0-x22d.google.com ([2a00:1450:400c:c00::22d]) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1Vg4ij-0001dZ-0r; Tue, 12 Nov 2013 03:32:53 +0000 Received: by mail-wg0-f45.google.com with SMTP id a1so1501739wgh.0 for ; Mon, 11 Nov 2013 19:32:31 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=from:to:cc:subject:date:message-id:in-reply-to:references; bh=6Cz1B36OgjK8CnENCz+ePmX90dga9KfpJR/g6so0YZo=; b=SNbklEyaW1uYpGQgnUOTdvQ2COwKkDT774iOJiv4y6DP3VQG3R+qPPHsjCEZuNRIHS 6CVHndX6m7PSeo7tBFvIvv8A8OLT6gvrpJ+J8VZLx5ANcgdE716hFrqLlWAOaFYeNQYr 9R5m+z6PWmozBw4rjHznjl1wl5ZfvWiEEUXgJS/M80QE9QQ4T+Hlxxc2rxj3b+tP22lM NaUpTWqzJLEAoOupR68iEZ6QgAekxPim7AENSz8Pal9Swe0mgenmwnIQz9qAJaQizVpW CCxcOEQeWAuzwvSXqJsnf60FrLBmqLj07RxuFYdTSf7ZzfsPxz0XwH7bN5yf8H9uW5Nh gztw== X-Received: by 10.194.250.6 with SMTP id yy6mr25146553wjc.13.1384227150200; Mon, 11 Nov 2013 19:32:30 -0800 (PST) Received: from fangorn.rup.mentorg.com (nat-min.mentorg.com. [139.181.32.34]) by mx.google.com with ESMTPSA id i8sm40087381wiy.6.2013.11.11.19.32.28 for (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 11 Nov 2013 19:32:29 -0800 (PST) From: Dmitry Eremin-Solenikov To: linux-arm-kernel@lists.infradead.org Subject: [PATCH 5/5] pcmcia: sa1111: make use of device clock Date: Tue, 12 Nov 2013 07:32:12 +0400 Message-Id: <1384227132-10501-5-git-send-email-dbaryshkov@gmail.com> X-Mailer: git-send-email 1.8.4.2 In-Reply-To: <1384227132-10501-1-git-send-email-dbaryshkov@gmail.com> References: <1384227132-10501-1-git-send-email-dbaryshkov@gmail.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20131111_223253_185097_04B2D729 X-CRM114-Status: UNSURE ( 9.44 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -2.0 (--) Cc: linux-fbdev@vger.kernel.org, linux-pcmcia@lists.infradead.org, Russell King 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=-4.1 required=5.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED, DKIM_SIGNED, FREEMAIL_FROM, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, T_DKIM_INVALID, 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 Use per-device clock (instead of calling cpufreq_get(0), which can return 0 if no cpu frequency driver is selected) to program timings. Signed-off-by: Dmitry Eremin-Solenikov --- drivers/pcmcia/sa1111_generic.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/pcmcia/sa1111_generic.c b/drivers/pcmcia/sa1111_generic.c index 65b02c3..c5988be 100644 --- a/drivers/pcmcia/sa1111_generic.c +++ b/drivers/pcmcia/sa1111_generic.c @@ -145,6 +145,9 @@ int sa1111_pcmcia_add(struct sa1111_dev *dev, struct pcmcia_low_level *ops, return -ENOMEM; s->soc.nr = ops->first + i; + s->soc.clk = clk_get(&dev->dev, NULL); + if (IS_ERR(s->soc.clk)) + return -ENODEV; soc_pcmcia_init_one(&s->soc, ops, &dev->dev); s->dev = dev; if (s->soc.nr) { @@ -220,6 +223,7 @@ static int pcmcia_remove(struct sa1111_dev *dev) for (; s; s = next) { next = s->next; soc_pcmcia_remove_one(&s->soc); + clk_put(s->soc.clk); kfree(s); }