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[209.132.180.67]) by mx.google.com with ESMTP id 61si3428590plr.368.2019.06.13.08.11.35; Thu, 13 Jun 2019 08:11:35 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@st.com header.s=STMicroelectronics header.b=tdHdQXVG; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2387589AbfFMPLd (ORCPT + 25 others); Thu, 13 Jun 2019 11:11:33 -0400 Received: from mx07-00178001.pphosted.com ([62.209.51.94]:61401 "EHLO mx07-00178001.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732296AbfFMNug (ORCPT ); Thu, 13 Jun 2019 09:50:36 -0400 Received: from pps.filterd (m0046037.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.16.0.27/8.16.0.27) with SMTP id x5DDkN4u026656; Thu, 13 Jun 2019 15:50:22 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=st.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-type; s=STMicroelectronics; bh=iT7+5JC9WPbhI5PaS7+Ewr2POFob/Asvvo5ll9SBvAI=; b=tdHdQXVGULeqAqq93hf4A/agVHC7Zc1wizbT6fZBLBGnmEY5DKhhmzkgIK+VBrBHtCG7 9IsGcCyWWtu3wrVxQ1ynI0qDWjV8c6pEbFMNaWTk4QeMuIB584f+ANY3RiKSrab/e7ci MNaPjVxzLaCeqNZMcRBN/nWF/86Ky5T9lOIWJEYwpe3vYzJob+r6ytPkBcp8oOmBE3XU QrHZk0NOPJyT8zzYAX/UTzPvjk/8DyLLTEkjC3GtPehrZTlLLLbKelAxw1rhhJbHGZta l28qExSbjGH03U03nXUII9zFsyLirviEAGEIxsW/93hwbe0n3cYATWeFnJyzIOYGatlz +g== Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-00178001.pphosted.com with ESMTP id 2t2k3cb6dx-1 (version=TLSv1 cipher=ECDHE-RSA-AES256-SHA bits=256 verify=NOT); Thu, 13 Jun 2019 15:50:22 +0200 Received: from zeta.dmz-eu.st.com (zeta.dmz-eu.st.com [164.129.230.9]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 199B938; Thu, 13 Jun 2019 13:50:16 +0000 (GMT) Received: from Webmail-eu.st.com (Safex1hubcas21.st.com [10.75.90.44]) by zeta.dmz-eu.st.com (STMicroelectronics) with ESMTP id AF6642BC0; Thu, 13 Jun 2019 13:50:15 +0000 (GMT) Received: from SAFEX1HUBCAS22.st.com (10.75.90.93) by SAFEX1HUBCAS21.st.com (10.75.90.44) with Microsoft SMTP Server (TLS) id 14.3.439.0; Thu, 13 Jun 2019 15:50:15 +0200 Received: from localhost (10.201.23.31) by Webmail-ga.st.com (10.75.90.48) with Microsoft SMTP Server (TLS) id 14.3.439.0; Thu, 13 Jun 2019 15:50:15 +0200 From: Erwan Le Ray To: Greg Kroah-Hartman , Jiri Slaby , Maxime Coquelin , "Alexandre Torgue" , Rob Herring , "Mark Rutland" CC: , , , , , Erwan Le Ray , "Fabrice Gasnier" , Bich Hemon Subject: [PATCH v3 03/10] serial: stm32: select pinctrl state in each suspend/resume function Date: Thu, 13 Jun 2019 15:49:53 +0200 Message-ID: <1560433800-12255-4-git-send-email-erwan.leray@st.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1560433800-12255-1-git-send-email-erwan.leray@st.com> References: <1560433800-12255-1-git-send-email-erwan.leray@st.com> MIME-Version: 1.0 X-Originating-IP: [10.201.23.31] X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:, , definitions=2019-06-13_08:, , signatures=0 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Select either pinctrl sleep state in suspend function or default state in resume function. Signed-off-by: Bich Hemon Signed-off-by: Erwan Le Ray -- 1.9.1 diff --git a/drivers/tty/serial/stm32-usart.c b/drivers/tty/serial/stm32-usart.c index 9c2b04e..a8f20ba 100644 --- a/drivers/tty/serial/stm32-usart.c +++ b/drivers/tty/serial/stm32-usart.c @@ -24,6 +24,7 @@ #include #include #include +#include #include #include #include @@ -1298,6 +1299,8 @@ static int stm32_serial_suspend(struct device *dev) else stm32_serial_enable_wakeup(port, false); + pinctrl_pm_select_sleep_state(dev); + return 0; } @@ -1305,6 +1308,8 @@ static int stm32_serial_resume(struct device *dev) { struct uart_port *port = dev_get_drvdata(dev); + pinctrl_pm_select_default_state(dev); + if (device_may_wakeup(dev)) stm32_serial_enable_wakeup(port, false);