From patchwork Fri Nov 4 07:03:57 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andrej Picej X-Patchwork-Id: 15399 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a5d:6687:0:0:0:0:0 with SMTP id l7csp223041wru; Fri, 4 Nov 2022 00:18:00 -0700 (PDT) X-Google-Smtp-Source: AMsMyM60Lo0cbxrr00XklKF+D0nbfdLevXSxs/ShzQ7GRk18uFcq2dh88uLRJ7jyuS4DzLvkycal X-Received: by 2002:a17:902:7446:b0:186:a3a1:782d with SMTP id e6-20020a170902744600b00186a3a1782dmr34229178plt.76.1667546280015; Fri, 04 Nov 2022 00:18:00 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1667546280; cv=none; d=google.com; s=arc-20160816; b=xviXsIUWeFr7kDws5bOvjAoeqBZfzwt3Ail84SBB5mtr7UsiKPyJ8AjgGOXGMyUgpt OKFxBCfk+J8WKJyD65t1zMS2kW/F/ffW5EjafYpZYtXfdHIV9FjZnmZYf0WdJNpA7nUL yym1pquHZ8jPJzRQNMILwXP75d07fcOLV481WmrQJ3R4Gl0x8FPnrEnP2FB//4dWXrbO cw6KfvFDi+h0Ku/uVmRDZwcHzwJKaOzjboL38MrDHVCj3bODQ6TLXu895UA8mcNJiNHg VOzNsTr+TKmMHnJaebxbqtN0wujabyOpoyLSYW28/TKpp7vUz7JD8kznfPhR8LUxYNWJ xH6g== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=2p85PywWzOGMuPi7LyVF87Rkg9ap8Sdw6fppqAVvpvc=; b=dogd29Kh/g/136K2Bzp0TWxLeoHxyWbghGoqaE8bNe3wXTJS+ihtI6ErHkgQ1Yb5v+ G2HhXELdGwtU8OagiPSMSCF3G8IpITIgDj3phOAtY16EJhUqpwE+VbozTUCdM6fdKuqo 6pgWDb15vtt1aae50HNgpvRFddWdvs0dRESOEiAyx0pNsVdQyLSniERUYsfMbwCFjHKv f80ndmz8FQn/bhGV6hMqqgQjGk7NYTmDMqYd4l9aXZiNznRemJ6V/8WpANpg+Iq1ubk9 LdGQ6Kbv1/M0eaehvmpQ5wXTFgmyiy//rNXqGcSoQL1Bvk3k+p8FzBgL7fP/wLMRQjhR BhWA== ARC-Authentication-Results: i=1; mx.google.com; dkim=fail header.i=@norik.com header.s=default header.b=GO0642yd; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id p18-20020a62ab12000000b005632e26e7ffsi3170824pff.309.2022.11.04.00.17.44; Fri, 04 Nov 2022 00:17:59 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=fail header.i=@norik.com header.s=default header.b=GO0642yd; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231549AbiKDHEP (ORCPT + 99 others); Fri, 4 Nov 2022 03:04:15 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44966 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230182AbiKDHEK (ORCPT ); Fri, 4 Nov 2022 03:04:10 -0400 Received: from cpanel.siel.si (cpanel.siel.si [46.19.9.99]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0D9D426AE0; Fri, 4 Nov 2022 00:04:06 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=norik.com; s=default; h=Content-Transfer-Encoding:MIME-Version:References:In-Reply-To: Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Id:List-Help:List-Unsubscribe:List-Subscribe: List-Post:List-Owner:List-Archive; bh=2p85PywWzOGMuPi7LyVF87Rkg9ap8Sdw6fppqAVvpvc=; b=GO0642ydkU1voJokRMyiEkKoPx 7hk3cOAuFbgsjZWIF4PTzcR0+olDRePSwS20plXvrCyzIhcChT53n0Da8bjon25fGn/QSMoTvcyw+ JdlJgOm0bSPmNYxoz1Qu91tE67yIIJVRbJU27+AoeU/fbiYq7n6HWBPBGMTjNC+bOEkdaSTFWT5qv zgar4jHm2I+nxezY0+uIrse5/0fCsmrq1X4kYDBCRtmy/AjAUIf3FENWHT9sLFGuAPb1G/snz+ux0 hjxRI4T9nDZLG77CgWFwayjP9hEQxk2rQ09t3N/kyyrEUvIxAdGnvxz6+s9JZOZ8Rn39xOlmHTEnB 8uzE+gAg==; Received: from [89.212.21.243] (port=40616 helo=localhost.localdomain) by cpanel.siel.si with esmtpsa (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 (Exim 4.95) (envelope-from ) id 1oqqk7-00EcG2-Gk; Fri, 04 Nov 2022 08:04:02 +0100 From: Andrej Picej To: linux-watchdog@vger.kernel.org Cc: wim@linux-watchdog.org, linux@roeck-us.net, robh+dt@kernel.org, krzysztof.kozlowski+dt@linaro.org, shawnguo@kernel.org, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, linux-imx@nxp.com, Anson.Huang@nxp.com, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [PATCH v4 2/3] dt-bindings: watchdog: fsl-imx: document suspend in wait mode Date: Fri, 4 Nov 2022 08:03:57 +0100 Message-Id: <20221104070358.426657-3-andrej.picej@norik.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20221104070358.426657-1-andrej.picej@norik.com> References: <20221104070358.426657-1-andrej.picej@norik.com> MIME-Version: 1.0 X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - cpanel.siel.si X-AntiAbuse: Original Domain - vger.kernel.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - norik.com X-Get-Message-Sender-Via: cpanel.siel.si: authenticated_id: andrej.picej@norik.com X-Authenticated-Sender: cpanel.siel.si: andrej.picej@norik.com X-Source: X-Source-Args: X-Source-Dir: X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_PASS,SPF_NONE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1748549008191733927?= X-GMAIL-MSGID: =?utf-8?q?1748549008191733927?= Property "fsl,suspend-in-wait" suspends watchdog in "WAIT" mode which corresponds to Linux's Suspend-to-Idle S0 mode. If this property is not set and the device is put into Suspend-to-Idle mode, the watchdog triggers a reset after 128 seconds. Signed-off-by: Andrej Picej Reviewed-by: Fabio Estevam Reviewed-by: Krzysztof Kozlowski Reviewed-by: Guenter Roeck --- Changes in v4: - combine allOf, reorder allOf so it follows example-schema, drop the quotes around 'watchdog.yaml'. Changes in v3: - disallow the property for devices which don't support WDW bit functionality with .yaml DTS allOf:if:then scheme. Changes in v2: - add a commit message, - add a list of devices which support this functionality --- .../bindings/watchdog/fsl-imx-wdt.yaml | 37 +++++++++++++++++-- 1 file changed, 34 insertions(+), 3 deletions(-) diff --git a/Documentation/devicetree/bindings/watchdog/fsl-imx-wdt.yaml b/Documentation/devicetree/bindings/watchdog/fsl-imx-wdt.yaml index fb7695515be1..181f0cc5b5bd 100644 --- a/Documentation/devicetree/bindings/watchdog/fsl-imx-wdt.yaml +++ b/Documentation/devicetree/bindings/watchdog/fsl-imx-wdt.yaml @@ -9,9 +9,6 @@ title: Freescale i.MX Watchdog Timer (WDT) Controller maintainers: - Anson Huang -allOf: - - $ref: "watchdog.yaml#" - properties: compatible: oneOf: @@ -55,11 +52,45 @@ properties: If present, the watchdog device is configured to assert its external reset (WDOG_B) instead of issuing a software reset. + fsl,suspend-in-wait: + $ref: /schemas/types.yaml#/definitions/flag + description: | + If present, the watchdog device is suspended in WAIT mode + (Suspend-to-Idle). Only supported on certain devices. + required: - compatible - interrupts - reg +allOf: + - $ref: watchdog.yaml# + - if: + not: + properties: + compatible: + contains: + enum: + - fsl,imx25-wdt + - fsl,imx35-wdt + - fsl,imx50-wdt + - fsl,imx51-wdt + - fsl,imx53-wdt + - fsl,imx6q-wdt + - fsl,imx6sl-wdt + - fsl,imx6sll-wdt + - fsl,imx6sx-wdt + - fsl,imx6ul-wdt + - fsl,imx7d-wdt + - fsl,imx8mm-wdt + - fsl,imx8mn-wdt + - fsl,imx8mp-wdt + - fsl,imx8mq-wdt + - fsl,vf610-wdt + then: + properties: + fsl,suspend-in-wait: false + unevaluatedProperties: false examples: