From patchwork Sun Apr 19 13:50:05 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?b?Q2zDqW1lbnQgUMOpcm9u?= X-Patchwork-Id: 201793 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=-9.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=ham 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 C3255C38A30 for ; Sun, 19 Apr 2020 13:50:20 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 9D78D214AF for ; Sun, 19 Apr 2020 13:50:20 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="Vzgs+36w" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726099AbgDSNuR (ORCPT ); Sun, 19 Apr 2020 09:50:17 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47804 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725905AbgDSNuQ (ORCPT ); Sun, 19 Apr 2020 09:50:16 -0400 Received: from mail-wr1-x442.google.com (mail-wr1-x442.google.com [IPv6:2a00:1450:4864:20::442]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DB000C061A0F; Sun, 19 Apr 2020 06:50:15 -0700 (PDT) Received: by mail-wr1-x442.google.com with SMTP id g13so6667808wrb.8; Sun, 19 Apr 2020 06:50:15 -0700 (PDT) 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=Vgd6dfjp6nCI+xgQ8mfqiGKeHRAidwVE6+NkPB9dyqo=; b=Vzgs+36wcBSfrIfjkZ2QR/iZI8Yuu1qVfX1mqTg1cUnT4wGAz91/PPt5sefhQ9w8hT so7EHeMP+zu1WN2Dzux/QvEiV5aw+NoAN68WzwFVMz4KZFLzbrSwieeJlcb7BJJQ2aj5 2V8D7TxddLfHv1Bx9pGyU/pLk+euxwSJTD9HnetbWYhyOL3fxHDxM/2ThVMLWVO+5RVy aYQt/fdulfpCTzxrw1EmZABZR+pjl09B2SkPStx/oc1VRPQDxgOkpan+MwdEH0sxZGC2 UARPnon67jXit1jnipQbIOBrh2vhVJfRpXQLCj2yf9BcpgEHRlDzbrNdoi86rzDsXikC H6dA== 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=Vgd6dfjp6nCI+xgQ8mfqiGKeHRAidwVE6+NkPB9dyqo=; b=qpWvXo7yMFFIyCFRVBB4L1HFX2hxbZq37dYPRPTUr5LfzAwD91XYFpKRNGEiUkYvaG vewRnHWSQN6hm9Erm7LThQcQ+8A2Y5dAbGfQeZ1ZTa4EXD49+g5mT5D/5BBNKqZM/EIT MJm+77UqSDfQJcoAhWh3dSsAEZ9MLemZtatFPgz1dznUwMfI7Hs+UQ7qH1be6gVKidTY ti/Ips2wbpgwhMUQuTkXrpK2mwFzv7KAe919s0u92cWRWZHjqUsFZanAWiB7fevybTrx xOrIPLqfTZ4vBDqDeMKwOkAPg+424QRBULvuM+q7IY0U4RiWqhsl8yY+LBFYfdT8mU2A dQ8A== X-Gm-Message-State: AGi0Pub/C6r7I5HiLRdWm97PYKLznEm6KUkXnsI6N4DK3Bx6OkxI8s4f r6Ht22lRqvgYINR7Gjoo0Fc= X-Google-Smtp-Source: APiQypKUPz7MPSTvVPqVKl5r5Z5uT+AcmwnxRenC8+O0zbkDoIOdqmKSX4vGwuS1l5t/IRSXgqsdwA== X-Received: by 2002:a5d:6445:: with SMTP id d5mr13309828wrw.373.1587304214427; Sun, 19 Apr 2020 06:50:14 -0700 (PDT) Received: from localhost.localdomain ([2a01:e0a:1f1:d0f0:4e7:1fdd:b7c2:b3ab]) by smtp.gmail.com with ESMTPSA id z8sm20183940wrr.40.2020.04.19.06.50.13 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 19 Apr 2020 06:50:13 -0700 (PDT) From: =?utf-8?b?Q2zDqW1lbnQgUMOpcm9u?= To: Maxime Ripard , Chen-Yu Tsai , Rob Herring Cc: linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-sunxi , Ondrej Jirman , =?utf-8?b?Q2zDqW1lbnQgUMOpcm9u?= Subject: [PATCH v3 1/7] arm64: dts: allwinner: h6: Add CPU Operating Performance Points table Date: Sun, 19 Apr 2020 15:50:05 +0200 Message-Id: <20200419135011.18010-2-peron.clem@gmail.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20200419135011.18010-1-peron.clem@gmail.com> References: <20200419135011.18010-1-peron.clem@gmail.com> MIME-Version: 1.0 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org From: Ondrej Jirman Add an Operating Performance Points table for the CPU cores to enable Dynamic Voltage & Frequency Scaling on the H6. Signed-off-by: Ondrej Jirman Signed-off-by: Clément Péron --- .../boot/dts/allwinner/sun50i-h6-cpu-opp.dtsi | 121 ++++++++++++++++++ arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi | 4 + 2 files changed, 125 insertions(+) create mode 100644 arch/arm64/boot/dts/allwinner/sun50i-h6-cpu-opp.dtsi diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h6-cpu-opp.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-h6-cpu-opp.dtsi new file mode 100644 index 000000000000..9ebd97b04b1a --- /dev/null +++ b/arch/arm64/boot/dts/allwinner/sun50i-h6-cpu-opp.dtsi @@ -0,0 +1,121 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +// Copyright (C) 2020 Ondrej Jirman +// Copyright (C) 2020 Clément Péron + +/ { + cpu_opp_table: cpu-opp-table { + compatible = "allwinner,sun50i-h6-operating-points"; + nvmem-cells = <&cpu_speed_grade>; + opp-shared; + + opp@480000000 { + clock-latency-ns = <244144>; /* 8 32k periods */ + opp-hz = /bits/ 64 <480000000>; + + opp-microvolt-speed0 = <880000>; + opp-microvolt-speed1 = <820000>; + opp-microvolt-speed2 = <820000>; + }; + + opp@720000000 { + clock-latency-ns = <244144>; /* 8 32k periods */ + opp-hz = /bits/ 64 <720000000>; + + opp-microvolt-speed0 = <880000>; + opp-microvolt-speed1 = <820000>; + opp-microvolt-speed2 = <820000>; + }; + + opp@816000000 { + clock-latency-ns = <244144>; /* 8 32k periods */ + opp-hz = /bits/ 64 <816000000>; + + opp-microvolt-speed0 = <880000>; + opp-microvolt-speed1 = <820000>; + opp-microvolt-speed2 = <820000>; + }; + + opp@888000000 { + clock-latency-ns = <244144>; /* 8 32k periods */ + opp-hz = /bits/ 64 <888000000>; + + opp-microvolt-speed0 = <880000>; + opp-microvolt-speed1 = <820000>; + opp-microvolt-speed2 = <820000>; + }; + + opp@1080000000 { + clock-latency-ns = <244144>; /* 8 32k periods */ + opp-hz = /bits/ 64 <1080000000>; + + opp-microvolt-speed0 = <940000>; + opp-microvolt-speed1 = <880000>; + opp-microvolt-speed2 = <880000>; + }; + + opp@1320000000 { + clock-latency-ns = <244144>; /* 8 32k periods */ + opp-hz = /bits/ 64 <1320000000>; + + opp-microvolt-speed0 = <1000000>; + opp-microvolt-speed1 = <940000>; + opp-microvolt-speed2 = <940000>; + }; + + opp@1488000000 { + clock-latency-ns = <244144>; /* 8 32k periods */ + opp-hz = /bits/ 64 <1488000000>; + + opp-microvolt-speed0 = <1060000>; + opp-microvolt-speed1 = <1000000>; + opp-microvolt-speed2 = <1000000>; + }; + + opp@1608000000 { + clock-latency-ns = <244144>; /* 8 32k periods */ + opp-hz = /bits/ 64 <1608000000>; + + opp-microvolt-speed0 = <1090000>; + opp-microvolt-speed1 = <1030000>; + opp-microvolt-speed2 = <1030000>; + }; + + opp@1704000000 { + clock-latency-ns = <244144>; /* 8 32k periods */ + opp-hz = /bits/ 64 <1704000000>; + + opp-microvolt-speed0 = <1120000>; + opp-microvolt-speed1 = <1060000>; + opp-microvolt-speed2 = <1060000>; + }; + + opp@1800000000 { + clock-latency-ns = <244144>; /* 8 32k periods */ + opp-hz = /bits/ 64 <1800000000>; + + opp-microvolt-speed0 = <1160000>; + opp-microvolt-speed1 = <1100000>; + opp-microvolt-speed2 = <1100000>; + }; + }; +}; + +&cpu0 { + operating-points-v2 = <&cpu_opp_table>; + #cooling-cells = <2>; +}; + +&cpu1 { + operating-points-v2 = <&cpu_opp_table>; + #cooling-cells = <2>; +}; + +&cpu2 { + operating-points-v2 = <&cpu_opp_table>; + #cooling-cells = <2>; +}; + +&cpu3 { + operating-points-v2 = <&cpu_opp_table>; + #cooling-cells = <2>; +}; diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi index 60da1627772b..83e32f9c4977 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi +++ b/arch/arm64/boot/dts/allwinner/sun50i-h6.dtsi @@ -258,6 +258,10 @@ ths_calibration: thermal-sensor-calibration@14 { reg = <0x14 0x8>; }; + + cpu_speed_grade: cpu-speed-grade@1c { + reg = <0x1c 0x4>; + }; }; watchdog: watchdog@30090a0 {