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=-5.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED,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 2F20AC31E40 for ; Mon, 12 Aug 2019 10:17:30 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0149920820 for ; Mon, 12 Aug 2019 10:17:30 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="sVDlNwPp" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727323AbfHLKRZ (ORCPT ); Mon, 12 Aug 2019 06:17:25 -0400 Received: from mail-wm1-f67.google.com ([209.85.128.67]:52127 "EHLO mail-wm1-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727564AbfHLKRZ (ORCPT ); Mon, 12 Aug 2019 06:17:25 -0400 Received: by mail-wm1-f67.google.com with SMTP id 207so11634786wma.1; Mon, 12 Aug 2019 03:17:23 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=LUHWKrlv3HNtE6WpJRs+ppErRQ6HyXfaAOYd1oUIeGU=; b=sVDlNwPpgC0BjkbGpvQSy6teOifCQbvM2HlnPdr7U5LwsO8+cxBqUjRCwp8aJ6xkZh ASicGs8CwoyzR2ofwu057jmzmglvjG1NN8/QmYLVsruez8RLMxALvmOILlnqkyoOvjXX CiPuIxuMdogKBY17+M1+IE5Kg/dl4/oe+sWUnF/Ke6I0fV9066nTqIUgwS4vI25Rq7Kh /CPH/oIvMV9GW70oeiM5galSSxnGHC45npBkuNZUDj1l3qcuuTEt6t+FkIKFdmleYULx 1tYWf7L39zd6NPkbVlqYBp7DUs6sSaly6qJheh+YMvHGxmfAIJUlvfYA6Q6oQ4H5Zz8Z xEJA== 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:user-agent; bh=LUHWKrlv3HNtE6WpJRs+ppErRQ6HyXfaAOYd1oUIeGU=; b=JLNsUPmVbZ3kWAptEG92PRFchja3DXGHMeDHwbSkfhg6eZnNwgz2x8pV/58FbSqkQf JT/6WT0Bl5ssrcsauIFXhqFpFZuj3IMXe23+nhPv1d7sqgjMOOLLC4CnepsxhBDpLKzD 1rVmLPCSRp7/OkTIHJDqVXIICWptcHD04HAfx9ULrwemfzsFkFTKMQjtdHc+n8CA0A5e SWyJtUtzjHiIS6W6b1jD47GQeTBxL8PviloKJhG0hJkj4wrwIh0Hkx/EKO3lAj2YXTdI KCrBDz2GDZySLWc7OFWeV53ZJDvYtXyCh6ZCE4CAswBK+K8S2rFmcBaHxIwDZPA+EKY5 WmNQ== X-Gm-Message-State: APjAAAVrkI6ptjuGMpgbI7Csax+SZwv93pbabCadgwrn1TGDV6up8pQo P4128PWnFqh17mKFNVG+0iE= X-Google-Smtp-Source: APXvYqxTMqUT3tDz+Un7sn3NhO7hRNUeoeo7EqzcAubtM2zorEDjYyk+JdHHwdp2Rd4EpMEETtzKLw== X-Received: by 2002:a7b:ce0b:: with SMTP id m11mr21097940wmc.151.1565605042377; Mon, 12 Aug 2019 03:17:22 -0700 (PDT) Received: from localhost (pD9E51890.dip0.t-ipconnect.de. [217.229.24.144]) by smtp.gmail.com with ESMTPSA id z5sm10900441wmf.48.2019.08.12.03.17.20 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Mon, 12 Aug 2019 03:17:20 -0700 (PDT) Date: Mon, 12 Aug 2019 12:17:19 +0200 From: Thierry Reding To: Sowjanya Komatineni Cc: jonathanh@nvidia.com, tglx@linutronix.de, jason@lakedaemon.net, marc.zyngier@arm.com, linus.walleij@linaro.org, stefan@agner.ch, mark.rutland@arm.com, pdeschrijver@nvidia.com, pgaikwad@nvidia.com, sboyd@kernel.org, linux-clk@vger.kernel.org, linux-gpio@vger.kernel.org, jckuo@nvidia.com, josephl@nvidia.com, talho@nvidia.com, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org, mperttunen@nvidia.com, spatra@nvidia.com, robh+dt@kernel.org, digetx@gmail.com, devicetree@vger.kernel.org, rjw@rjwysocki.net, viresh.kumar@linaro.org, linux-pm@vger.kernel.org Subject: Re: [PATCH v8 14/21] clk: tegra210: Add suspend and resume support Message-ID: <20190812101719.GL8903@ulmo> References: <1565308020-31952-1-git-send-email-skomatineni@nvidia.com> <1565308020-31952-15-git-send-email-skomatineni@nvidia.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="3xQkynibq3FKlJyM" Content-Disposition: inline In-Reply-To: <1565308020-31952-15-git-send-email-skomatineni@nvidia.com> User-Agent: Mutt/1.12.1 (2019-06-15) Sender: linux-gpio-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-gpio@vger.kernel.org --3xQkynibq3FKlJyM Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Aug 08, 2019 at 04:46:53PM -0700, Sowjanya Komatineni wrote: > This patch adds support for clk: tegra210: suspend-resume. >=20 > All the CAR controller settings are lost on suspend when core > power goes off. >=20 > This patch has implementation for saving and restoring all PLLs > and clocks context during system suspend and resume to have the > clocks back to same state for normal operation. >=20 > Clock driver suspend and resume are registered as syscore_ops as clocks > restore need to happen before the other drivers resume to have all their > clocks back to the same state as before suspend. >=20 > Signed-off-by: Sowjanya Komatineni > --- > drivers/clk/tegra/clk-tegra210.c | 103 +++++++++++++++++++++++++++++++++= ++++-- > drivers/clk/tegra/clk.c | 64 ++++++++++++++++++++++++ > drivers/clk/tegra/clk.h | 3 ++ > 3 files changed, 166 insertions(+), 4 deletions(-) Acked-by: Thierry Reding --3xQkynibq3FKlJyM Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCAAdFiEEiOrDCAFJzPfAjcif3SOs138+s6EFAl1RPK0ACgkQ3SOs138+ s6EALw//YUajBdPK4FtVwcA4OIK8GLJi4rRvPYUFKpGPdKoebx0XvmddXHMql1jz Z/X4hPffkZ3qc7Dk849Dqqkr8pX3FFUKjIrn4HdlNYxXcHzGjtI3/FR5AA3VleFN UcgaqzN248n5VL7QDw1xdwJ/OG1rluR9TbHx/Lqido8ohbGmeebrcSyqs9eeU92R dpFqewgNOyBrr07g3yMgyV/ntGvFqBqjb48PLgZnXNhgt08N5F8P/hypIACSwE3N o0q1GY/J8mzIRFWwOMRkw2I7NkHto07C+lumrq8R0UqtdVYC5j33lnnw6L7BhQcQ ElQpej6y3XAMKTQt74Gf6bM3nYfJyiyh6c0MqGISkQOR5k6pBYXljOJlsIAOL3Qw 8adsNWCiEdaYPH6jWtm9I2PRRl2f2js9rMBla8RUW93e00lcN2JI4jLv/DkM/Rgf 0hiwsEn0UelnV0GlvecbbVMvWElj6OsdtkRprJ0tlu0UD9LEwvnkMlKikiJuFgq5 Bf1F89JCeMGixa+oLU1+R7zsSW5TiHuFcoUJZwB7okUIEN+i/3ZjfHlwh/iWOPx4 NffENeaDzZ/Pt0oMzEjNde9O5ezWXjOcOk5Hvq5b42CWoybtC+SLFV9MTNBYfaZb hHwouuAzg/pvY2TBrNCm10lvbeoYBaINg+HwCcCxLZvUvBsQnEE= =zcts -----END PGP SIGNATURE----- --3xQkynibq3FKlJyM--