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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 323A8C433FE for ; Sat, 14 May 2022 13:57:45 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230124AbiENN5n (ORCPT ); Sat, 14 May 2022 09:57:43 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:54530 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232767AbiENN5m (ORCPT ); Sat, 14 May 2022 09:57:42 -0400 Received: from mail-oa1-x34.google.com (mail-oa1-x34.google.com [IPv6:2001:4860:4864:20::34]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0A42E2603; Sat, 14 May 2022 06:57:41 -0700 (PDT) Received: by mail-oa1-x34.google.com with SMTP id 586e51a60fabf-ee1e7362caso13913405fac.10; Sat, 14 May 2022 06:57:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=sender:date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=4Qm5cv18thUTYWWgXc1NDziQmWO3vUl0gRtWTsdHeOI=; b=aA50R7hnQ5ldr5jXvWGZrTFZHeN7m3xkZAJpAnsB0tlSqiW2eiM0R5t6m6jsfjuiX/ 6R9n+wBA2C3UZYeB9FseJywxyQkbY84LSwAlwrNwKtBsKS35X8wpvVNjZVLlLSWzM/93 7+iL51YfWwtsX61MbxpT/FYxVixHciI4jL+fii0tJd6xUZ2Q9u9by+WQ2/aK4xV3ghQd 7ABiN/DGvqcU+Jf/40TIqyAbB6i+Q9Ex32W6uyLk66JiiRvT01ghjeP6O5KkodqMVjCy 42sc5SL907m1P46NlMUTN6cK1emNz9iDGJqysFsSywxwBxYouRTvaGOE/KqVlU7thb6M tqAA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:sender:date:from:to:cc:subject:message-id :references:mime-version:content-disposition:in-reply-to; bh=4Qm5cv18thUTYWWgXc1NDziQmWO3vUl0gRtWTsdHeOI=; b=2Xk+Sf4Hy6xRtwtOHTGhAfSjr4Eoc3oEFZtKXlRe7UukB5nSn00FDswwmL7GawJCki iuM91husyZ2Mb0rsFKLPbAWUfypBR/hFzhXcNaTzfAEyl6NuYxfGavHKxC96Jz5uuXvp v9Ca9itWOKMVnlEyGrm/IDUDTmi6D9er4Jham7Ela+nxLoVwBVomsF0NzncXVtOHU1O1 1ePCyfpvXMSVrPonbOoF5lpsvx7pRtCqQ4eiF+MKJNFfMDxr1iccq/75uJULk0LkNYof NtZXXPlk1lTlvFmlM5cz9pVwJOwR+4lHrRsGvhrlXyaDDQFBfv4wVSkvLB0FidXqZ1ui un9w== X-Gm-Message-State: AOAM532nHPreeRuEQxS8zcqlE6fHu/pU7T6MNcZzfEvU0GHE6U0dDM+z AVWsWUkB4dQBdjkFlvlo4oY= X-Google-Smtp-Source: ABdhPJzRwDB/Hzari+NfnE7XoUEGuEANA3lP+hVTx2+ZnyFc7KugMPfM+Uat3/j5uYflZxjFv+p27g== X-Received: by 2002:a05:6870:d29e:b0:de:2438:7a04 with SMTP id d30-20020a056870d29e00b000de24387a04mr5075316oae.139.1652536660395; Sat, 14 May 2022 06:57:40 -0700 (PDT) Received: from server.roeck-us.net ([2600:1700:e321:62f0:329c:23ff:fee3:9d7c]) by smtp.gmail.com with ESMTPSA id d67-20020acab446000000b00325cda1ffbbsm2082245oif.58.2022.05.14.06.57.39 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 14 May 2022 06:57:39 -0700 (PDT) Sender: Guenter Roeck Date: Sat, 14 May 2022 06:57:38 -0700 From: Guenter Roeck To: Primoz Fiser Cc: linux-watchdog@vger.kernel.org, devicetree@vger.kernel.org, Wim Van Sebroeck , Support Opensource , Pengutronix Kernel Team , Fabio Estevam , NXP Linux Team , Marco Felsch , Krzysztof Kozlowski , Rob Herring , Andrej Picej , upstream@phytec.de Subject: Re: [PATCH 3/3] ARM: dts: imx6: phyFLEX: disable da9063 watchdog during suspend Message-ID: <20220514135738.GA1243983@roeck-us.net> References: <20220422072713.3172345-1-primoz.fiser@norik.com> <20220422072713.3172345-3-primoz.fiser@norik.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220422072713.3172345-3-primoz.fiser@norik.com> Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org On Fri, Apr 22, 2022 at 09:27:13AM +0200, Primoz Fiser wrote: > If DA9063 PMIC is left enabled during suspend, PMIC's watchdog needs to > be disabled before entering suspended state to allow board to sleep for > longer period than the watchdog timeout period. Otherwise board will be > reset by the watchdog. Thus disable watchdog on suspend and re-enable it > upon resume. > > Signed-off-by: Primoz Fiser Reviewed-by: Guenter Roeck > --- > arch/arm/boot/dts/imx6qdl-phytec-pfla02.dtsi | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/arch/arm/boot/dts/imx6qdl-phytec-pfla02.dtsi b/arch/arm/boot/dts/imx6qdl-phytec-pfla02.dtsi > index 1f2ba6f6254e..56b29c3294c6 100644 > --- a/arch/arm/boot/dts/imx6qdl-phytec-pfla02.dtsi > +++ b/arch/arm/boot/dts/imx6qdl-phytec-pfla02.dtsi > @@ -212,6 +212,7 @@ da9063_rtc: rtc { > > da9063_wdog: watchdog { > compatible = "dlg,da9063-watchdog"; > + dlg,use-sw-pm; > }; > > onkey {