From patchwork Wed May 13 12:15:16 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Pascal Huerst X-Patchwork-Id: 6396581 Return-Path: X-Original-To: patchwork-linux-spi@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 4FF60BEEE1 for ; Wed, 13 May 2015 12:15:30 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 7AC3D203B1 for ; Wed, 13 May 2015 12:15:29 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7071120397 for ; Wed, 13 May 2015 12:15:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752915AbbEMMP2 (ORCPT ); Wed, 13 May 2015 08:15:28 -0400 Received: from mail-wi0-f170.google.com ([209.85.212.170]:35989 "EHLO mail-wi0-f170.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751921AbbEMMP1 (ORCPT ); Wed, 13 May 2015 08:15:27 -0400 Received: by wizk4 with SMTP id k4so195860197wiz.1 for ; Wed, 13 May 2015 05:15:26 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=from:to:cc:subject:date:message-id; bh=vzEjNDY0jHuVya/rSu9sWwBrXvBqedpHX87XCWona3E=; b=oAzwkxYbp2eVZpS3pPdpXLeTPzpaEUGx2SGjF1gBRL4zBEMooWEOQPZcV66W+of8DP i21YR9lKdhH/My2CUFDpEN6DQhaeF8TwHh78vkSrbc32yFD7WWilBKQCT7PPXCrwrSb0 FNMX5uvKJODOJSy/76h+PxUZHaafCnpr0g4m3vi2T/x5IePCtV/iWE4n6ks1/zXEmXl+ 1g//VrkuKmGn1HffzY6krBCCdWdubf5DwqjKL6GSqq5nt2t5Itpocfuux6pKUo+UGaIB jbIWy/3cZb7mUrPQlT8L2VyG0XJcdxOd4y+bazlUf/qMP0jA3cv+QNHGjvoburgbQfWW 3S2g== X-Received: by 10.180.93.36 with SMTP id cr4mr13673810wib.61.1431519326254; Wed, 13 May 2015 05:15:26 -0700 (PDT) Received: from localhost.localdomain.localdomain ([212.91.255.186]) by mx.google.com with ESMTPSA id 16sm32670726wjs.41.2015.05.13.05.15.25 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 13 May 2015 05:15:25 -0700 (PDT) From: pascal.huerst@gmail.com To: broonie@kernel.org Cc: linux-spi@vger.kernel.org, Pascal Huerst Subject: [PATCH] spi: omap2-mcspi: Add calls for pinctrl state select Date: Wed, 13 May 2015 14:15:16 +0200 Message-Id: <1431519316-30989-1-git-send-email-pascal.huerst@gmail.com> X-Mailer: git-send-email 2.1.0 Sender: linux-spi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-spi@vger.kernel.org X-Spam-Status: No, score=-6.8 required=5.0 tests=BAYES_00, DKIM_ADSP_CUSTOM_MED, DKIM_SIGNED, FREEMAIL_FROM, RCVD_IN_DNSWL_HI, T_DKIM_INVALID, T_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: Pascal Huerst This adds calls to pinctrl subsystem in order to switch pin states on suspend/resume if you provide a "sleep" state in DT. If no "sleep" state is provided in DT, these calls turn to NOPs, so we don't need error checking here. Signed-off-by: Pascal Huerst --- drivers/spi/spi-omap2-mcspi.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) -- 2.1.0 -- To unsubscribe from this list: send the line "unsubscribe linux-spi" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html diff --git a/drivers/spi/spi-omap2-mcspi.c b/drivers/spi/spi-omap2-mcspi.c index 4df8942..424f8cd 100644 --- a/drivers/spi/spi-omap2-mcspi.c +++ b/drivers/spi/spi-omap2-mcspi.c @@ -24,6 +24,7 @@ #include #include #include +#include #include #include #include @@ -1502,14 +1503,27 @@ static int omap2_mcspi_resume(struct device *dev) } pm_runtime_mark_last_busy(mcspi->dev); pm_runtime_put_autosuspend(mcspi->dev); + + pinctrl_pm_select_default_state(dev); + + return 0; +} + +static int omap2_mcspi_suspend(struct device *dev) +{ + pinctrl_pm_select_sleep_state(dev); + return 0; } + #else +#define omap2_mcspi_suspend NULL #define omap2_mcspi_resume NULL #endif static const struct dev_pm_ops omap2_mcspi_pm_ops = { .resume = omap2_mcspi_resume, + .suspend = omap2_mcspi_suspend, .runtime_resume = omap_mcspi_runtime_resume, };