From patchwork Mon Nov 18 16:45:08 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dmitry Osipenko X-Patchwork-Id: 11249999 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 95A9B1390 for ; Mon, 18 Nov 2019 16:47:22 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 766A521A44 for ; Mon, 18 Nov 2019 16:47:22 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="dSWGNAIs" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727118AbfKRQq4 (ORCPT ); Mon, 18 Nov 2019 11:46:56 -0500 Received: from mail-lj1-f193.google.com ([209.85.208.193]:41584 "EHLO mail-lj1-f193.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727031AbfKRQqz (ORCPT ); Mon, 18 Nov 2019 11:46:55 -0500 Received: by mail-lj1-f193.google.com with SMTP id m4so14794269ljj.8; Mon, 18 Nov 2019 08:46:53 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=vSS5/MmskIAajZTBs7D6Zb0R76xGQBQ4vfEB2g+VhfI=; b=dSWGNAIscxuox8i/f4k9fxJCYXLkOYs8c4V9uuFlA9SegDARfNXm30V+fA26F1Vh9q qMZeV0Q1U5USzxnGztfqFCZtMakgozLP/mjXIEgy6jYUjpMH6LW6TzqXKOUHh5NhUXmv HgnG2O7OmmNmlwXyiBiSoyLCmrKVf1Iz8h+wG2anEr2cxpqitH4NwCVCIjVOheE3arkl BcYen5b28/Q268gKYw4B4Ll0Je8tZfsHTi704q3QVT4e1OfSpBtLzqRGGThP1ww50lIb e38JewaV4w3qTF4zTNxHYIJAWpes+C2QJH3TJwIuoFdaMkMPhoxJJOqFAaXVIWn7q2j5 qwhw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=vSS5/MmskIAajZTBs7D6Zb0R76xGQBQ4vfEB2g+VhfI=; b=h/EQjYk14X96cJk4i5xO7Z4DR0Fn/OMVdwtaRszIGhsFW5N+QAOvEIdayuWmrAbgTt pAeJDjV93RnvbptCzf0TnuhcOPx4tyRsMfDzVPiU9OjxXRbo4tKhXi37O+udZ192dYtC KY9F4z8JDVegEYMus+rmgQfWlcs5pnbU0+tEyhV+RYw43W/Zu94UbnMFFmNPBip6mR9q atXDUTUIbenSIMJZyihOnT/cujRwMiBXUz7ZEM4clG/70hPa9IE++hdrpO4hiT7lsCgV tXhfaHLi5slziGOO4S9tW4iMqCHhU29pud/gWldJH1M3l9D7r7zCEbr+ZNmm3QPapKYj RAtg== X-Gm-Message-State: APjAAAWe3cjoXUDGR8l1MkL3GlJVzcccKWaY7eXY9R0U9PL2daqHOmDO tJ47a1okXFI744gWVjzYn0U= X-Google-Smtp-Source: APXvYqxlqLM20mDO2M7+YU85rS6jMfO1OLrV46UKkfkkIY4+zlzsjCzi+zqjYWX3egQxQ401PtG5VQ== X-Received: by 2002:a2e:3313:: with SMTP id d19mr279650ljc.240.1574095613216; Mon, 18 Nov 2019 08:46:53 -0800 (PST) Received: from localhost.localdomain (79-139-233-37.dynamic.spd-mgts.ru. [79.139.233.37]) by smtp.gmail.com with ESMTPSA id d4sm8880307lfi.32.2019.11.18.08.46.52 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 18 Nov 2019 08:46:52 -0800 (PST) From: Dmitry Osipenko To: Thierry Reding , Jonathan Hunter , Peter De Schrijver , Prashant Gaikwad , "Rafael J. Wysocki" , Viresh Kumar , Michael Turquette , Stephen Boyd , Peter Geis , Nicolas Chauvet , Marcel Ziswiler Cc: linux-pm@vger.kernel.org, linux-tegra@vger.kernel.org, linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v5 07/11] cpufreq: dt-platdev: Blacklist NVIDIA Tegra20 and Tegra30 SoCs Date: Mon, 18 Nov 2019 19:45:08 +0300 Message-Id: <20191118164512.8676-8-digetx@gmail.com> X-Mailer: git-send-email 2.23.0 In-Reply-To: <20191118164512.8676-1-digetx@gmail.com> References: <20191118164512.8676-1-digetx@gmail.com> MIME-Version: 1.0 Sender: linux-pm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-pm@vger.kernel.org Both NVIDIA Tegra20 and Tegra30 SoCs should be blacklisted because CPU OPPs use supported_hw and thus platdev isn't suitable for these SoCs. Currently cpufreq-dt driver produces a bit annoying warning splats during boot because valid OPPs are not found, this will be fixed once tegra20-cpufreq driver will be update to support cpufreq-dt. The warnings will also happen on older stable kernels using newer device-trees, thus this patch should be backported to stable kernels as well. Cc: Reported-by: Jon Hunter Fixes: 4053aa65c517 ("ARM: tegra: cardhu-a04: Add CPU Operating Performance Points") Signed-off-by: Dmitry Osipenko Acked-by: Viresh Kumar --- drivers/cpufreq/cpufreq-dt-platdev.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/cpufreq/cpufreq-dt-platdev.c b/drivers/cpufreq/cpufreq-dt-platdev.c index f1d170dcf4d3..aba591d57c67 100644 --- a/drivers/cpufreq/cpufreq-dt-platdev.c +++ b/drivers/cpufreq/cpufreq-dt-platdev.c @@ -121,6 +121,8 @@ static const struct of_device_id blacklist[] __initconst = { { .compatible = "mediatek,mt8176", }, { .compatible = "mediatek,mt8183", }, + { .compatible = "nvidia,tegra20", }, + { .compatible = "nvidia,tegra30", }, { .compatible = "nvidia,tegra124", }, { .compatible = "nvidia,tegra210", },