From patchwork Wed Feb 12 15:59:36 2014 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Sebastian Hesselbarth X-Patchwork-Id: 3639551 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 3A2D4BF13A for ; Wed, 12 Feb 2014 17:28:54 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 55A512015D for ; Wed, 12 Feb 2014 17:28:53 +0000 (UTC) Received: from casper.infradead.org (casper.infradead.org [85.118.1.10]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 4834420127 for ; Wed, 12 Feb 2014 17:28:52 +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 1WDcHj-0003Gc-Oq; Wed, 12 Feb 2014 16:03:42 +0000 Received: from localhost ([::1] helo=merlin.infradead.org) by merlin.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1WDcGr-0007rP-Uv; Wed, 12 Feb 2014 16:02:45 +0000 Received: from mail-ea0-x235.google.com ([2a00:1450:4013:c01::235]) by merlin.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1WDcEy-0007ck-52 for linux-arm-kernel@lists.infradead.org; Wed, 12 Feb 2014 16:00:57 +0000 Received: by mail-ea0-f181.google.com with SMTP id k10so2312198eaj.40 for ; Wed, 12 Feb 2014 08:00:26 -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=Dgbj/k/e07HkJ61UkIla81/hVJpZR2nyuJL7A1mr+pk=; b=M9aPShAy93YQOXZfRmbpzeIcDVeBS4J3KzPiCs8iNSCjv/l4ObBezwvK8fNm5Z1cZb jnHaUpZ0GM0c2GEaeylMK4h+FbJWcBpHQ2HbnYtNDlJWablYmJ3asc69XhXZHczDxA1D 8zw5RuopqH3MVbL1XXBE1sQPLPVejerdatoqOx4Y3SlYKJBJlFa0JUAZ82IHaZGYuiRj zWjZW8iGXJWybYXXnE8AtooQGADcC4SrX8Oq5WiHAhKBzgzJIwRIj+lnrAoBOGam7a4X PtCTAc+KGZ0JDICiQVHnRw9HuFrNOQeXPepb5E0X/NlQxXS9YzaCULP2XAA14NiA2VpY SvwQ== X-Received: by 10.14.246.203 with SMTP id q51mr3966364eer.86.1392220826120; Wed, 12 Feb 2014 08:00:26 -0800 (PST) Received: from topkick.lan (dslc-082-083-251-183.pools.arcor-ip.net. [82.83.251.183]) by mx.google.com with ESMTPSA id d9sm82494162eei.9.2014.02.12.08.00.21 for (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 12 Feb 2014 08:00:25 -0800 (PST) From: Sebastian Hesselbarth To: Sebastian Hesselbarth Subject: [PATCH v3 13/13] pinctrl: mvebu: dove: reuse mpp_{set, get} in pmu callbacks Date: Wed, 12 Feb 2014 16:59:36 +0100 Message-Id: <1392220776-30851-14-git-send-email-sebastian.hesselbarth@gmail.com> In-Reply-To: <1392220776-30851-1-git-send-email-sebastian.hesselbarth@gmail.com> References: <1390869573-27624-1-git-send-email-sebastian.hesselbarth@gmail.com> <1392220776-30851-1-git-send-email-sebastian.hesselbarth@gmail.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20140212_110048_522622_61713DA8 X-CRM114-Status: GOOD ( 11.59 ) X-Spam-Score: -2.0 (--) Cc: Thomas Petazzoni , Andrew Lunn , Jason Cooper , Linus Walleij , linux-kernel@vger.kernel.org, Ezequiel Garcia , Gregory Clement , 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=-4.7 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=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 Dove has pins that can be switched between normal and pmu functions. Rework pmu_mpp callbacks to reuse normal mpp callbacks. Signed-off-by: Sebastian Hesselbarth --- Cc: Linus Walleij Cc: Jason Cooper Cc: Andrew Lunn Cc: Gregory Clement Cc: Thomas Petazzoni Cc: Ezequiel Garcia Cc: linux-arm-kernel@lists.infradead.org Cc: linux-kernel@vger.kernel.org --- drivers/pinctrl/mvebu/pinctrl-dove.c | 37 +++++++++++++++++------------------- 1 file changed, 17 insertions(+), 20 deletions(-) diff --git a/drivers/pinctrl/mvebu/pinctrl-dove.c b/drivers/pinctrl/mvebu/pinctrl-dove.c index 2f384d87ea92..3e28096091b0 100644 --- a/drivers/pinctrl/mvebu/pinctrl-dove.c +++ b/drivers/pinctrl/mvebu/pinctrl-dove.c @@ -82,14 +82,13 @@ static int dove_pmu_mpp_ctrl_get(unsigned pid, unsigned long *config) unsigned long pmu = readl(DOVE_PMU_MPP_GENERAL_CTRL); unsigned long func; - if (pmu & (1 << pid)) { - func = readl(DOVE_PMU_SIGNAL_SELECT_0 + off); - *config = (func >> shift) & MVEBU_MPP_MASK; - *config |= CONFIG_PMU; - } else { - func = readl(DOVE_MPP_VIRT_BASE + off); - *config = (func >> shift) & MVEBU_MPP_MASK; - } + if ((pmu & BIT(pid)) == 0) + return dove_mpp_ctrl_get(pid, config); + + func = readl(DOVE_PMU_SIGNAL_SELECT_0 + off); + *config = (func >> shift) & MVEBU_MPP_MASK; + *config |= CONFIG_PMU; + return 0; } @@ -100,19 +99,17 @@ static int dove_pmu_mpp_ctrl_set(unsigned pid, unsigned long config) unsigned long pmu = readl(DOVE_PMU_MPP_GENERAL_CTRL); unsigned long func; - if (config & CONFIG_PMU) { - writel(pmu | (1 << pid), DOVE_PMU_MPP_GENERAL_CTRL); - func = readl(DOVE_PMU_SIGNAL_SELECT_0 + off); - func &= ~(MVEBU_MPP_MASK << shift); - func |= (config & MVEBU_MPP_MASK) << shift; - writel(func, DOVE_PMU_SIGNAL_SELECT_0 + off); - } else { - writel(pmu & ~(1 << pid), DOVE_PMU_MPP_GENERAL_CTRL); - func = readl(DOVE_MPP_VIRT_BASE + off); - func &= ~(MVEBU_MPP_MASK << shift); - func |= (config & MVEBU_MPP_MASK) << shift; - writel(func, DOVE_MPP_VIRT_BASE + off); + if ((config & CONFIG_PMU) == 0) { + writel(pmu & ~BIT(pid), DOVE_PMU_MPP_GENERAL_CTRL); + return dove_mpp_ctrl_set(pid, config); } + + writel(pmu | BIT(pid), DOVE_PMU_MPP_GENERAL_CTRL); + func = readl(DOVE_PMU_SIGNAL_SELECT_0 + off); + func &= ~(MVEBU_MPP_MASK << shift); + func |= (config & MVEBU_MPP_MASK) << shift; + writel(func, DOVE_PMU_SIGNAL_SELECT_0 + off); + return 0; }