From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7E97AC4360C for ; Mon, 7 Oct 2019 01:44:35 +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 4C36F2084B for ; Mon, 7 Oct 2019 01:44:35 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="i+2ra2jJ" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 4C36F2084B Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=nxp.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.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: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:In-Reply-To: References:List-Owner; bh=OuqkDNAf5y4pr30Ly6Da1LLOq9emeCV0oQ7lHT66tO4=; b=i+2 ra2jJI2oxyg4/Faa4ykyTn9KhD3/bFlCYW6cVaSAAQeYMpC7zc1Xt6fFtJHRJi8AhHFPqpRp7Dr8E N8sh94bgVIWSID4O7ZhuUAapNsSFsWuwu9Q7Q8hbdMiukk8waeH5abFcZ1eJV57tCwLWZBdsST6D2 m9D0pteGdJsY2SDh1cBklgPucHDpjtuIi1cCLhJLMbzvWlwDha2ydR939riFuFlV7OlXezsVZSGJt nCoXOsYfD86TlLxQ9JxVi3xoBQc4RSNZF7gP+2j7tXlK8xnwtTiudI+kAuHGAZ8Jc4uebtTs7YqzH 4duNkhBYlQlAWNFrZ00z57FepKkfO3w==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.2 #3 (Red Hat Linux)) id 1iHI4g-0003zC-Fp; Mon, 07 Oct 2019 01:44:34 +0000 Received: from inva021.nxp.com ([92.121.34.21]) by bombadil.infradead.org with esmtps (Exim 4.92.2 #3 (Red Hat Linux)) id 1iHI4d-0003xr-MK for linux-arm-kernel@lists.infradead.org; Mon, 07 Oct 2019 01:44:33 +0000 Received: from inva021.nxp.com (localhost [127.0.0.1]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id CF4582002D6; Mon, 7 Oct 2019 03:44:26 +0200 (CEST) Received: from invc005.ap-rdc01.nxp.com (invc005.ap-rdc01.nxp.com [165.114.16.14]) by inva021.eu-rdc02.nxp.com (Postfix) with ESMTP id 18F032005AF; Mon, 7 Oct 2019 03:44:07 +0200 (CEST) Received: from localhost.localdomain (shlinux2.ap.freescale.net [10.192.224.44]) by invc005.ap-rdc01.nxp.com (Postfix) with ESMTP id BC05C40299; Mon, 7 Oct 2019 09:43:53 +0800 (SGT) From: Anson Huang To: robh+dt@kernel.org, mark.rutland@arm.com, shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, catalin.marinas@arm.com, will@kernel.org, dmitry.torokhov@gmail.com, aisheng.dong@nxp.com, ulf.hansson@linaro.org, peng.fan@nxp.com, fugang.duan@nxp.com, leonard.crestez@nxp.com, daniel.baluta@nxp.com, olof@lixom.net, mripard@kernel.org, bjorn.andersson@linaro.org, jagan@amarulasolutions.com, dinguyen@kernel.org, marcin.juszkiewicz@linaro.org, arnd@arndb.de, andriy.shevchenko@linux.intel.com, stefan@agner.ch, enric.balletbo@collabora.com, yuehaibing@huawei.com, ping.bai@nxp.com, m.felsch@pengutronix.de, ronald@innovation.ch, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-input@vger.kernel.org Subject: [PATCH V6 1/5] dt-bindings: fsl: scu: add scu key binding Date: Mon, 7 Oct 2019 09:41:45 +0800 Message-Id: <1570412509-7893-1-git-send-email-Anson.Huang@nxp.com> X-Mailer: git-send-email 2.7.4 X-Virus-Scanned: ClamAV using ClamSMTP X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20191006_184431_864136_EB43FF47 X-CRM114-Status: UNSURE ( 6.80 ) X-CRM114-Notice: Please train this message. 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: Linux-imx@nxp.com MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org NXP i.MX8QXP is an ARMv8 SoC with a Cortex-M4 core inside as system controller, the system controller is in charge of system power, clock and scu key event etc. management, Linux kernel has to communicate with system controller via MU (message unit) IPC to get scu key event, add binding doc for i.MX system controller key driver. Signed-off-by: Anson Huang Reviewed-by: Rob Herring --- Changes since V5: - use "linux,keycodes" instead of "linux,keycode" in example. --- .../devicetree/bindings/arm/freescale/fsl,scu.txt | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt b/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt index c149fad..70c1a62 100644 --- a/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt +++ b/Documentation/devicetree/bindings/arm/freescale/fsl,scu.txt @@ -157,6 +157,15 @@ Required properties: Optional properties: - timeout-sec: contains the watchdog timeout in seconds. +SCU key bindings based on SCU Message Protocol +------------------------------------------------------------ + +Required properties: +- compatible: should be: + "fsl,imx8qxp-sc-key" + followed by "fsl,imx-sc-key"; +- linux,keycodes: See Documentation/devicetree/bindings/input/keys.txt + Example (imx8qxp): ------------- aliases { @@ -220,6 +229,11 @@ firmware { compatible = "fsl,imx8qxp-sc-rtc"; }; + scu_key: scu-key { + compatible = "fsl,imx8qxp-sc-key", "fsl,imx-sc-key"; + linux,keycodes = ; + }; + watchdog { compatible = "fsl,imx8qxp-sc-wdt", "fsl,imx-sc-wdt"; timeout-sec = <60>; -- 2.7.4 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel