From patchwork Tue Jan 14 10:11:13 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: James Liao X-Patchwork-Id: 11331803 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 6691B6C1 for ; Tue, 14 Jan 2020 10:11:46 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 3E18F24680 for ; Tue, 14 Jan 2020 10:11:46 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="eFeMmnbM"; dkim=fail reason="signature verification failed" (1024-bit key) header.d=mediatek.com header.i=@mediatek.com header.b="DV6ztj33" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 3E18F24680 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=mediatek.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-ID:Date:Subject:To :From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=PCNWj4J/rFvgi8GnWoJz4ai+r/C5GmJ9U7Uxo12JnX0=; b=eFeMmnbMxEoA09 8kZNWFsYnleDEGnbflMqiYsdm83Nv4r4FS4dcOlZEaaTsWqrQqFkPPXhcB89/+dsPXhXLjmbHDRQH JcCG77ohbum5Ego3NnLuFCblAGE2rugVvVeb2Y6hSkxaz4w6M9Po467GATOvsJDTq8kSMHr5p5qtC V24M3LRqIOo4k6CXO1+Nqe/yDyin6VGxYAEm9cFYHF7vyB72AsGP8Flp0kGMn+gHqjvp0pdeMTxM2 E6czrxJmhaDdJ4s7he/F/l1J9WMGWJnt9Pia2UXQrDDVKg4F6g62F3SDw6d/QBnbERSyGF3FyG0Bo HTKa6VTQODArCmmEto7w==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92.3 #3 (Red Hat Linux)) id 1irJAj-00009I-Bg; Tue, 14 Jan 2020 10:11:41 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1irJAY-0008Ra-8S; Tue, 14 Jan 2020 10:11:34 +0000 X-UUID: ed66a9d1d0654024bb6907518e190722-20200114 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:Content-Type:MIME-Version:Message-ID:Date:Subject:CC:To:From; bh=qoaZJusf4At6LIpWx4whGG9gLSgykifupaNe4/abaOs=; b=DV6ztj33KRVRzI88b2CxDhD8rEy5gaUf3Yejw7kSIjzMovSxT8dlZBtUPW0RDrN67GnXLcN3M9U1fuU3zMJfdbpjjG6tQXfUzj8v7DLxGo6EMQV5GuhOvCphPAYdlLgoQKIbsNtV7IwRJY0ceEYzhjxkE/c6rML00UCdDPQJmcY=; X-UUID: ed66a9d1d0654024bb6907518e190722-20200114 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLS) with ESMTP id 1187010828; Tue, 14 Jan 2020 02:11:25 -0800 Received: from MTKMBS02N2.mediatek.inc (172.21.101.101) by MTKMBS62N2.mediatek.inc (172.29.193.42) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Tue, 14 Jan 2020 02:12:09 -0800 Received: from mtkcas09.mediatek.inc (172.21.101.178) by mtkmbs02n2.mediatek.inc (172.21.101.101) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Tue, 14 Jan 2020 18:10:19 +0800 Received: from mtksdaap41.mediatek.inc (172.21.77.4) by mtkcas09.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Tue, 14 Jan 2020 18:12:00 +0800 From: James Liao To: Rob Herring , Mark Rutland , Matthias Brugger Subject: [PATCH v2] arm64: dts: mt8183: Enable CPU idle-states Date: Tue, 14 Jan 2020 18:11:13 +0800 Message-ID: <1578996673-8140-1-git-send-email-jamesjj.liao@mediatek.com> X-Mailer: git-send-email 1.9.1 MIME-Version: 1.0 X-TM-SNTS-SMTP: 1B578A9546F8FDF9209DBB42AA7F3474A4986FEA89B320FDFD34373CBA93BD7F2000:8 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200114_021130_304848_5BAA4727 X-CRM114-Status: UNSURE ( 7.52 ) X-CRM114-Notice: Please train this message. X-Spam-Score: -0.2 (/) X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: Content analysis details: (-0.2 points) pts rule name description ---- ---------------------- -------------------------------------------------- -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, no trust [216.200.240.184 listed in list.dnswl.org] 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record -0.0 SPF_PASS SPF: sender matches SPF record 0.0 MIME_BASE64_TEXT RAW: Message text disguised using base64 encoding -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from envelope-from domain -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.0 UNPARSEABLE_RELAY Informational: message has unparseable relay lines X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, srv_heupstream@mediatek.com, James Liao , linux-kernel@vger.kernel.org, linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+patchwork-linux-mediatek=patchwork.kernel.org@lists.infradead.org Enable mcdi-cpu and mcdi-cluster on MT8183 CPUs. Signed-off-by: James Liao --- This patch bases on v5.5-rc6, adds idle-states for MT8183 CPUs. arch/arm64/boot/dts/mediatek/mt8183.dtsi | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) diff --git a/arch/arm64/boot/dts/mediatek/mt8183.dtsi b/arch/arm64/boot/dts/mediatek/mt8183.dtsi index 10b3247..a022325 100644 --- a/arch/arm64/boot/dts/mediatek/mt8183.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt8183.dtsi @@ -73,6 +73,7 @@ reg = <0x000>; enable-method = "psci"; capacity-dmips-mhz = <741>; + cpu-idle-states = <&MCDI_CPU &MCDI_CLUSTER>; }; cpu1: cpu@1 { @@ -81,6 +82,7 @@ reg = <0x001>; enable-method = "psci"; capacity-dmips-mhz = <741>; + cpu-idle-states = <&MCDI_CPU &MCDI_CLUSTER>; }; cpu2: cpu@2 { @@ -89,6 +91,7 @@ reg = <0x002>; enable-method = "psci"; capacity-dmips-mhz = <741>; + cpu-idle-states = <&MCDI_CPU &MCDI_CLUSTER>; }; cpu3: cpu@3 { @@ -97,6 +100,7 @@ reg = <0x003>; enable-method = "psci"; capacity-dmips-mhz = <741>; + cpu-idle-states = <&MCDI_CPU &MCDI_CLUSTER>; }; cpu4: cpu@100 { @@ -105,6 +109,7 @@ reg = <0x100>; enable-method = "psci"; capacity-dmips-mhz = <1024>; + cpu-idle-states = <&MCDI_CPU &MCDI_CLUSTER>; }; cpu5: cpu@101 { @@ -113,6 +118,7 @@ reg = <0x101>; enable-method = "psci"; capacity-dmips-mhz = <1024>; + cpu-idle-states = <&MCDI_CPU &MCDI_CLUSTER>; }; cpu6: cpu@102 { @@ -121,6 +127,7 @@ reg = <0x102>; enable-method = "psci"; capacity-dmips-mhz = <1024>; + cpu-idle-states = <&MCDI_CPU &MCDI_CLUSTER>; }; cpu7: cpu@103 { @@ -129,6 +136,29 @@ reg = <0x103>; enable-method = "psci"; capacity-dmips-mhz = <1024>; + cpu-idle-states = <&MCDI_CPU &MCDI_CLUSTER>; + }; + + idle-states { + entry-method = "arm,psci"; + + MCDI_CPU: mcdi-cpu { + compatible = "arm,idle-state"; + local-timer-stop; + arm,psci-suspend-param = <0x00010001>; + entry-latency-us = <200>; + exit-latency-us = <200>; + min-residency-us = <800>; + }; + + MCDI_CLUSTER: mcdi-cluster { + compatible = "arm,idle-state"; + local-timer-stop; + arm,psci-suspend-param = <0x01010001>; + entry-latency-us = <250>; + exit-latency-us = <400>; + min-residency-us = <1300>; + }; }; };