From patchwork Wed Feb 5 14:29:54 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Martin Kepplinger X-Patchwork-Id: 11366409 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id C1B65112B for ; Wed, 5 Feb 2020 14:32:42 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 82B9420702 for ; Wed, 5 Feb 2020 14:32:42 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="ukbdV6P9" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 82B9420702 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=puri.sm Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=heYNaQipOar/kRtSXzEQ+36WTClTGaUnikggVRMJ6mo=; b=ukbdV6P9f9eys4rCkuecRe9UU9 8bC1XDoinrlLvP661HLB7/+TEdMp5V9R8bz7iP1PvwmhT6ER8yyjQvmvymPYUh0Bv+TNIdXtKRZAh zjlV2BQgtSmiCnmOrvaDhvBVA4hTXhWfgGm7h7qoha8Wt21KRM9tpZMsy2F1yuZ/sr+rlM9Iw/oty wZjczBSgiiwWAv1HVg8+56nQ8SkA/Qj6Vs8AVvs9eYBHpodZJXWXm88ml08l47VVG19V7m41Wck+E iUQsQ1hYyh3QYx6WWs2cMJhq4v6QIxmJkHMfGmq3MRck4WdSdX7AOD7YBOxhKTx4pdo6p5YHrfA3i je5VP+bg==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1izLjM-00014N-Fe; Wed, 05 Feb 2020 14:32:40 +0000 Received: from comms.puri.sm ([159.203.221.185]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1izLiF-0008MN-0M for linux-arm-kernel@lists.infradead.org; Wed, 05 Feb 2020 14:31:32 +0000 Received: from localhost (localhost [127.0.0.1]) by comms.puri.sm (Postfix) with ESMTP id 999CBE049D; Wed, 5 Feb 2020 06:31:00 -0800 (PST) Received: from comms.puri.sm ([127.0.0.1]) by localhost (comms.puri.sm [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 8X0Ugy737Zw9; Wed, 5 Feb 2020 06:30:59 -0800 (PST) From: Martin Kepplinger To: robh@kernel.org, mark.rutland@arm.com, shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com Subject: [PATCH v1 03/12] arm64: dts: librem5-devkit: allow modem to wake the system from suspend Date: Wed, 5 Feb 2020 15:29:54 +0100 Message-Id: <20200205143003.28408-4-martin.kepplinger@puri.sm> In-Reply-To: <20200205143003.28408-1-martin.kepplinger@puri.sm> References: <20200205143003.28408-1-martin.kepplinger@puri.sm> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200205_063131_091674_86FB0F53 X-CRM114-Status: UNSURE ( 9.74 ) X-CRM114-Notice: Please train this message. X-Spam-Score: 0.0 (/) X-Spam-Report: SpamAssassin version 3.4.3 on bombadil.infradead.org summary: Content analysis details: (0.0 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [159.203.221.185 listed in list.dnswl.org] -0.0 SPF_PASS SPF: sender matches SPF record 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, kernel@puri.sm, Anson.Huang@nxp.com, "Angus Ainslie \(Purism\)" , linux-kernel@vger.kernel.org, linux-imx@nxp.com, linux-arm-kernel@lists.infradead.org MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org From: "Angus Ainslie (Purism)" Connect the WoWWAN signal to a gpio key to wake up the system from suspend. Signed-off-by: Angus Ainslie (Purism) --- .../dts/freescale/imx8mq-librem5-devkit.dts | 27 +++++++++++++++---- 1 file changed, 22 insertions(+), 5 deletions(-) diff --git a/arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts b/arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts index 8162576e8f3d..ac6ba227e1da 100644 --- a/arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts +++ b/arch/arm64/boot/dts/freescale/imx8mq-librem5-devkit.dts @@ -33,7 +33,7 @@ gpio-keys { compatible = "gpio-keys"; pinctrl-names = "default"; - pinctrl-0 = <&pinctrl_gpio_keys>; + pinctrl-0 = <&pinctrl_gpio_keys>, <&pinctrl_wwan_in>; btn1 { label = "VOL_UP"; @@ -55,6 +55,15 @@ wakeup-source; linux,code = ; }; + + wwan_wake { + label = "WWAN_WAKE"; + gpios = <&gpio3 8 GPIO_ACTIVE_LOW>; + interrupt-parent = <&gpio3>; + interrupts = <8 GPIO_ACTIVE_LOW>; + wakeup-source; + linux,code = ; + }; }; leds { @@ -767,11 +776,19 @@ >; }; - pinctrl_wwan: wwangrp { + pinctrl_wwan_in: wwaningrp { + fsl,pins = < + /* nWoWWAN */ + MX8MQ_IOMUXC_NAND_DATA02_GPIO3_IO8 0x80 + >; + }; + + pinctrl_wwan_out: wwanoutgrp { fsl,pins = < - MX8MQ_IOMUXC_NAND_CE3_B_GPIO3_IO4 0x09 /* nWWAN_DISABLE */ - MX8MQ_IOMUXC_NAND_DATA02_GPIO3_IO8 0x80 /* nWoWWAN */ - MX8MQ_IOMUXC_NAND_DATA03_GPIO3_IO9 0x19 /* WWAN_RESET */ + /* nWWAN_DISABLE */ + MX8MQ_IOMUXC_NAND_CE3_B_GPIO3_IO4 0x09 + /* WWAN_RESET */ + MX8MQ_IOMUXC_NAND_DATA03_GPIO3_IO9 0x19 >; }; };