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=-2.6 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=no 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 089AFC352AA for ; Tue, 1 Oct 2019 17:41:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id D608B20679 for ; Tue, 1 Oct 2019 17:41:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1569951672; bh=BS1G/n24oaaEFfyJtjy4OEJCNTLWMyXODCacVBFL6sY=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=HqZBkSs9XE4xYg0PGMvu8vpqbQMSe1TkgrXH8qQiirOqF/SpQnditLS3h9sngEx+u mfKKpi8EWAq+v/pcHVgDykdN+B0v5RpZKdceeLpAngPcanun4Uj6wCwoYOt0hYjicb JzzDB7uB4v5NW9qheOqGFeL1LEwsLV7aqBnbtavU= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731509AbfJARlM (ORCPT ); Tue, 1 Oct 2019 13:41:12 -0400 Received: from heliosphere.sirena.org.uk ([172.104.155.198]:53448 "EHLO heliosphere.sirena.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726063AbfJARlL (ORCPT ); Tue, 1 Oct 2019 13:41:11 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sirena.org.uk; s=20170815-heliosphere; h=In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding: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=6PHfJPpmmbQhxMK6M7AY9ix0LgB6D7xNSfISfBov93M=; b=SPik2K5YFCus0OmRBE4TFg6f0 hCSr5oyR5SNPGXhUt/7Cj/GKlOYMdykbv51DkyGouCBPFnU946I8Bw6lvmehLd3APpkkLYEb4TWrZ f9oZEdtIhBSAiP0cSjnl7K4wm9A81KRkOIX1XFRBY7iTXlk6RsUBqEnv7pQjbnA7wD/TU=; Received: from cpc102320-sgyl38-2-0-cust46.18-2.cable.virginm.net ([82.37.168.47] helo=ypsilon.sirena.org.uk) by heliosphere.sirena.org.uk with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1iFM93-0005on-G0; Tue, 01 Oct 2019 17:41:05 +0000 Received: by ypsilon.sirena.org.uk (Postfix, from userid 1000) id A0C4127429C0; Tue, 1 Oct 2019 18:41:04 +0100 (BST) Date: Tue, 1 Oct 2019 18:41:04 +0100 From: Mark Brown To: Douglas Anderson Cc: Rob Herring , Marco Felsch , ckeepax@opensource.cirrus.com, zhang.chunyan@linaro.org, devicetree@vger.kernel.org, Liam Girdwood , linux-kernel@vger.kernel.org, Mark Rutland Subject: Re: [PATCH] regulator: Document "regulator-boot-on" binding more thoroughly Message-ID: <20191001174104.GD4786@sirena.co.uk> References: <20190926124115.1.Ice34ad5970a375c3c03cb15c3859b3ee501561bf@changeid> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="48TaNjbzBVislYPb" Content-Disposition: inline In-Reply-To: <20190926124115.1.Ice34ad5970a375c3c03cb15c3859b3ee501561bf@changeid> X-Cookie: Keep refrigerated. User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --48TaNjbzBVislYPb Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Thu, Sep 26, 2019 at 12:41:18PM -0700, Douglas Anderson wrote: > - description: bootloader/firmware enabled regulator > + description: bootloader/firmware enabled regulator. > + It's expected that this regulator was left on by the bootloader. > + If the bootloader didn't leave it on then OS should turn it on > + at boot but shouldn't prevent it from being turned off later. This is good... > + This property is intended to only be used for regulators where > + Linux cannot read the state of the regulator at bootup. ...but we shouldn't say "Linux" here since the DT binding is for all OSs, not just Linux. I'd say "software" instead. Really the expectation is that things wouldn't support readback at all, though it's possible there's some weird hardware out there that will support readback some of the time I guess. --48TaNjbzBVislYPb Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQEzBAABCgAdFiEEreZoqmdXGLWf4p/qJNaLcl1Uh9AFAl2Tj68ACgkQJNaLcl1U h9CRrgf+OhK++Wg53aKS5GOG5Scxu88CKfhRSgAezLcnGjLTBX16YijOdZNEM3yX +eknFRwLl189sJOTSGpO+skgW1BNVYJac8PHCk8wviVL5APiFqIMkGNNIcPQZnQc gJQFBLCnBO6RSqMiT98i0YK5Qes492NNap2lWKl+a7OvwXHo4onrdE9oYZcwmMVj DqsJAf+7VPG+BT1nIqJVL4jTuZeAWFyWMKaUMDFWmWev0RDEMF+bHXFMf2pFtkzj LfvVrsc7/JgU35ruEO3vCrJnDOS1Z4mplIKKFiAn/41OByNYePUx0RzdOHwinpT8 Q9w5NkdPaasBpx6zg7XiXlwSjLScfg== =INGH -----END PGP SIGNATURE----- --48TaNjbzBVislYPb--