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=-14.0 required=3.0 tests=BAYES_00,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 87657C433DB for ; Wed, 10 Feb 2021 22:04:59 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 4C64F64E66 for ; Wed, 10 Feb 2021 22:04:59 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230229AbhBJWE6 (ORCPT ); Wed, 10 Feb 2021 17:04:58 -0500 Received: from mail-ot1-f44.google.com ([209.85.210.44]:43493 "EHLO mail-ot1-f44.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232045AbhBJWE4 (ORCPT ); Wed, 10 Feb 2021 17:04:56 -0500 Received: by mail-ot1-f44.google.com with SMTP id l23so3322003otn.10; Wed, 10 Feb 2021 14:04:40 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=RQ7cu9MfHe6aCf9OAL5eEgdmgHeTz7eoNLzlsX/XljQ=; b=sExBhcYum/qA9fLvw/H/yz/dLt+Ux5wIeOYP/CgSSmkkXxvvBVS3yhc9RV6ODBYLIe HNzY0+cl10x8sgrv9+TOUpA/xrk6WGhoNmnK0rhBcpPlO309IbRQ12rkr5Ne5Z0O734j 1tGiJOE7qzX+g6eUKdhnpq3EZNQTOfMOl0CfSymOhxZNhPgnX4Vv1dRFWEpgj6i/mqT/ ChMMY8VSKPmhPDyJWC8wgdjGgl8ynayQ00AflTLjYrx5c6qxzPT4CRMM0t1obawf8jgu H3fWz2cFFUw1XYVRD+IWW0Ioawjju6bRlKQjv5jxeomY9wNLBnvnhVKdolR55rK0ZvTM Bbow== X-Gm-Message-State: AOAM533XjRn5aRhgNjFJxITaPvcE7pNmkpw+V8LbsjvyWUbUBeEb/21w E6sR6uShbtm58jWg08ylQw== X-Google-Smtp-Source: ABdhPJwvaI4R3EJJTYNHhZsZgdSFd9OUgJOtk/ez6XnGX6c1KGRuS1jPfUij87XTNeV/TSeyjyldqw== X-Received: by 2002:a05:6830:4121:: with SMTP id w33mr3529003ott.361.1612994655493; Wed, 10 Feb 2021 14:04:15 -0800 (PST) Received: from robh.at.kernel.org (24-155-109-49.dyn.grandenetworks.net. [24.155.109.49]) by smtp.gmail.com with ESMTPSA id e19sm631440otp.31.2021.02.10.14.04.14 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 10 Feb 2021 14:04:14 -0800 (PST) Received: (nullmailer pid 2878384 invoked by uid 1000); Wed, 10 Feb 2021 22:04:13 -0000 Date: Wed, 10 Feb 2021 16:04:13 -0600 From: Rob Herring To: Marek Czerski Cc: devicetree@vger.kernel.org, robh+dt@kernel.org, linux-pm@vger.kernel.org, sre@kernel.org Subject: Re: [PATCH v2] power: reset: ltc2952: make trigger delay configurable Message-ID: <20210210220413.GA2878331@robh.at.kernel.org> References: <20210203214900.71677-1-ma.czerski@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210203214900.71677-1-ma.czerski@gmail.com> Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org On Wed, 03 Feb 2021 22:49:00 +0100, Marek Czerski wrote: > Make trigger delay configurable through device tree with > trigger-delay-ms property. > > Trigger delay is the time to wait before starting shutdown > sequence after trigger line assertion. > Trigger delay must take into account the OFFT time configured > with the capacitor connected to OFFT pin of the LTC2952 chip. > Basically, the higher the capacitance connected to OFFT pin, > the larger trigger delay must be. > > Signed-off-by: Marek Czerski > --- > .../devicetree/bindings/power/reset/ltc2952-poweroff.txt | 4 ++++ > drivers/power/reset/ltc2952-poweroff.c | 8 ++++++++ > 2 files changed, 12 insertions(+) > Acked-by: Rob Herring