Received: by 2002:a05:6358:45e:b0:b5:b6eb:e1f9 with SMTP id 30csp223938rwe; Wed, 31 Aug 2022 01:24:21 -0700 (PDT) X-Google-Smtp-Source: AA6agR7bfMcaaKF1oPrYtqSGn1MaRvYgfWhW3DePycQiACeokvJjIdmTU2TPRvmlP1Ucbd/qfQhR X-Received: by 2002:aa7:d90e:0:b0:447:986d:b71e with SMTP id a14-20020aa7d90e000000b00447986db71emr23254848edr.235.1661934261429; Wed, 31 Aug 2022 01:24:21 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1661934261; cv=none; d=google.com; s=arc-20160816; b=0bsX8VemHJcrC8WeMlRVUhmmc9DTbUFsQtjAXJmNsy4dcK+ent8yRVVC5FmfNzZfdQ rGQ12Crn6lxHxznAXxp6f4B/JPdNhFA8/PbKl1RmfXpPj+JfDMHijIkF2/speztVR2qb hpfbV2oCTQVX1xOJF7p+75eTgne5YQo4Nz7HooOigHWaaPLPzefYp+9qD1fsJ9Gs51/6 03oqMTwHAGF0wNZLDB/iwWEL+SVGnUgD9KqdYWlAiM/Qyop2aozk95TcVus6y75oZs6K nPqWN/s3T/cH6Lb6ofU7a6J6La7RZ8X3CKAbD1uok5vwzgG3NPVUDYkaUeV5Qsl2NAZ8 S23A== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:mime-version:user-agent :content-transfer-encoding:references:in-reply-to:date:cc:to:from :subject:message-id; bh=yBrFFptRekr1rrCNEjdYi2MQh0pkYBfgi9JWgbqbj70=; b=tng2oRqHZtav1dVdlphcbupBbk46xBLaqLenGNWViRafRRHggXJ6s9ggfeTKXRhWbT jlMN73dvB1MvROE83llMDgC5ynBzg4eEXbtjGmiPuL6xFz4RwUuctt5PHKuh/GBlApYA hoOojfO2CBynm4OdGR1gC1H1dcMBBbdbTjmBTPHMCufXQMMW6iEKPYVvSSRd2D9lbIaw svC7OnIPfilAZKiIRL6H6HY5Ulcr03Vlr17ERDg+1xziPE43Gpz+OqS8Z1lPJIHyfNYf iZMHIU/Le8+Nc5M+EWfAkC0yzlgeD5xzegAof+Bt0lXWIg95ID7cSfLA3wKJJ2tCkhyV n8RQ== ARC-Authentication-Results: i=1; mx.google.com; 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 Return-Path: Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id p19-20020a056402155300b00447fd361834si7802847edx.548.2022.08.31.01.23.53; Wed, 31 Aug 2022 01:24:21 -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; 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 S229752AbiHaIVn convert rfc822-to-8bit (ORCPT + 99 others); Wed, 31 Aug 2022 04:21:43 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38060 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231476AbiHaIVU (ORCPT ); Wed, 31 Aug 2022 04:21:20 -0400 Received: from metis.ext.pengutronix.de (metis.ext.pengutronix.de [IPv6:2001:67c:670:201:290:27ff:fe1d:cc33]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EA88E1D308 for ; Wed, 31 Aug 2022 01:20:00 -0700 (PDT) Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.ext.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1oTIwF-0005Uf-C1; Wed, 31 Aug 2022 10:19:07 +0200 Received: from [2a0a:edc0:0:900:1d::4e] (helo=lupine) by drehscheibe.grey.stw.pengutronix.de with esmtp (Exim 4.94.2) (envelope-from ) id 1oTIwC-0031zi-Fj; Wed, 31 Aug 2022 10:19:04 +0200 Received: from pza by lupine with local (Exim 4.94.2) (envelope-from ) id 1oTIwB-0002P0-SQ; Wed, 31 Aug 2022 10:19:03 +0200 Message-ID: <89b82aeeb613543642274623cedd71b682974a2d.camel@pengutronix.de> Subject: Re: [PATCH v3 05/19] hwmon: (mr75203) skip reset-control deassert for SOCs that don't support it From: Philipp Zabel To: Eliav Farber , jdelvare@suse.com, linux@roeck-us.net, robh+dt@kernel.org, rtanwar@maxlinear.com, linux-hwmon@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Cc: talel@amazon.com, hhhawa@amazon.com, jonnyc@amazon.com, hanochu@amazon.com, ronenk@amazon.com, itamark@amazon.com, shellykz@amazon.com, shorer@amazon.com, amitlavi@amazon.com, almogbs@amazon.com, dkl@amazon.com, rahul.tanwar@linux.intel.com, andriy.shevchenko@intel.com Date: Wed, 31 Aug 2022 10:19:03 +0200 In-Reply-To: <20220830192212.28570-6-farbere@amazon.com> References: <20220830192212.28570-1-farbere@amazon.com> <20220830192212.28570-6-farbere@amazon.com> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8BIT User-Agent: Evolution 3.38.3-1 MIME-Version: 1.0 X-SA-Exim-Connect-IP: 2a0a:edc0:0:c01:1d::a2 X-SA-Exim-Mail-From: p.zabel@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-kernel@vger.kernel.org X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00,RCVD_IN_DNSWL_MED, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=unavailable 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 Hi Eliav, On Di, 2022-08-30 at 19:21 +0000, Eliav Farber wrote: > Don't fail the probe function and don't deassert the reset controller if > a "reset" property doesn't exist in the device tree. > > Change is done for SOCs that don't support a reset controller. Not strictly related to this patch, but reading the context I wonder whether it is required that clock/reset are running/deasserted all the time. Would it make sense to implement some kind of runtime PM? > Signed-off-by: Eliav Farber This change is Reviewed-by: Philipp Zabel regards Philipp