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=-15.3 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=unavailable 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 E23F1C4743D for ; Fri, 11 Jun 2021 06:45:30 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id B8AF66136D for ; Fri, 11 Jun 2021 06:45:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229584AbhFKGr1 (ORCPT ); Fri, 11 Jun 2021 02:47:27 -0400 Received: from mail-wr1-f42.google.com ([209.85.221.42]:37855 "EHLO mail-wr1-f42.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229480AbhFKGr0 (ORCPT ); Fri, 11 Jun 2021 02:47:26 -0400 Received: by mail-wr1-f42.google.com with SMTP id i94so4805481wri.4 for ; Thu, 10 Jun 2021 23:45:28 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=baylibre-com.20150623.gappssmtp.com; s=20150623; h=subject:to:cc:references:from:organization:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=V8J2kKIIJJlnoKpbtxKXrz0z3Hf0aPtOx1h/2JVQKfc=; b=wIWadz0YAXxE4jt1Cq9N94gLHlr+IJo9KxploLqVh6GY+ZP26gDtPZLiJMyqz1aYeu wl514c/iCoj7/APxBwKqZEIMEkV/3hxogrleIZJ+ijA/eiTjDk+vG4gLBz4MbPmkrv2+ IYiTxVQIpKZn0//ZXkX40wOIVLaNWF+PBBSgkHOh1iz07RuFf6KULqamJL80b7ngtS1G 9XTDDzjWaTpU+wrBLbRmry/n3LhEjJNJrzmIMJh4LhNmneniPOyw9Rt5TpMnGjAl3j3q jwygHWV2EV49zidr/KUFYM+ciYBACURp2FgMXzy9Xx74wmLT5B2CtK2cnhKL3jA3qe9V DM2g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:organization :message-id:date:user-agent:mime-version:in-reply-to :content-language:content-transfer-encoding; bh=V8J2kKIIJJlnoKpbtxKXrz0z3Hf0aPtOx1h/2JVQKfc=; b=TzgjJsRAe3ZTS1jmRJqe1YLVaMsWVWgL0DCvcR+smGESw6fRG+8vZcpZgSByOvvbUF w9zWMZJN/XacnTCd8ci4BXBSNIJqMxI5zCA4Rh4wNS1QK2xfeL7QODZ8+mMDv7rrDE3f gKxEZbxfAjl38rlWJIK/rsGgJP9kuQ6bLEEY4uv7YPrhCkrTHxN/cpQg1pD3wFxGwz/G oUOcAEZl5MVyT3Hg59tPkzotBTKN7hNZOmwJH2h+FluzjMgvDzoVP5lJOzPsBkvPdwUp ghB2ZZgfvGNsPTzGWY5e2r8A1yPzJaIKPhnFhT5iCA3aeTVjI5iVWQ/0NjxiAiVY+UCH Rfsg== X-Gm-Message-State: AOAM533C0dnnZfepKF4DEtpR0shMZLE4RjCo5WoUHx/oEhdFySGPYy5w AiYV1nolceWh4F7yxtuv0WfhKg== X-Google-Smtp-Source: ABdhPJz1fQOM85JtTzpNkp/XZ79x6XkfY/t/ntDUPMR9DCwvEkAq9sNhdGEi57Jj+/zPb+vzYlgNyA== X-Received: by 2002:a5d:6382:: with SMTP id p2mr2283590wru.338.1623393868296; Thu, 10 Jun 2021 23:44:28 -0700 (PDT) Received: from ?IPv6:2a01:e0a:90c:e290:bfd6:8f6:b84c:734f? ([2a01:e0a:90c:e290:bfd6:8f6:b84c:734f]) by smtp.gmail.com with ESMTPSA id j131sm12193829wma.40.2021.06.10.23.44.26 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 10 Jun 2021 23:44:27 -0700 (PDT) Subject: Re: [PATCH] arm64: dts: meson: vim3: reduce cpu thermal fan trigger temperature To: xieqinick@gmail.com, robh+dt@kernel.org, khilman@baylibre.com, jbrunet@baylibre.com, martin.blumenstingl@googlemail.com, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-amlogic@lists.infradead.org, linux-kernel@vger.kernel.org Cc: nick@khadas.com, artem@khadas.com References: <20210609012849.797576-1-xieqinick@gmail.com> From: Neil Armstrong Organization: Baylibre Message-ID: <11da3ae4-91d4-1e51-c652-e4ad518f13bd@baylibre.com> Date: Fri, 11 Jun 2021 08:44:27 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.8.1 MIME-Version: 1.0 In-Reply-To: <20210609012849.797576-1-xieqinick@gmail.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Hi Nick, On 09/06/2021 03:28, xieqinick@gmail.com wrote: > From: Nick Xie > > Reduce the MCU FAN trigger temperature from > 80 degree centigrade to 50 degree centigrade. Can you add some more rationale to this change ? > > Signed-off-by: Nick Xie > --- > arch/arm64/boot/dts/amlogic/meson-khadas-vim3.dtsi | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/arch/arm64/boot/dts/amlogic/meson-khadas-vim3.dtsi b/arch/arm64/boot/dts/amlogic/meson-khadas-vim3.dtsi > index 66d67524b031..a9c34fee91f4 100644 > --- a/arch/arm64/boot/dts/amlogic/meson-khadas-vim3.dtsi > +++ b/arch/arm64/boot/dts/amlogic/meson-khadas-vim3.dtsi > @@ -256,7 +256,7 @@ &cecb_AO { > &cpu_thermal { > trips { > cpu_active: cpu-active { > - temperature = <80000>; /* millicelsius */ > + temperature = <50000>; /* millicelsius */ > hysteresis = <2000>; /* millicelsius */ > type = "active"; > }; > With that: Reviewed-by: Neil Armstrong