From patchwork Sun Jun 8 21:14:38 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Frank Wunderlich X-Patchwork-Id: 894865 Received: from mxout2.routing.net (mxout2.routing.net [134.0.28.12]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 9162F256C7E; Sun, 8 Jun 2025 21:22:55 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=134.0.28.12 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1749417777; cv=none; b=KuSa8Lf2R4uKEYk3FmLoN4eX09E7pcjam2hTeaB8bocko7SiTd/bzrDyBTAkQnqkjJem9cHnl7AATyzXWmDKYN6Tr40HUVOvHVSc6de93zikhCcUUxJ1wvFh6B+AlzRhsViw1vHrIuJ9xoxXwtfak6TQIHaA62jsunZXYN54WVM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1749417777; c=relaxed/simple; bh=fZLuQPeOl14zIa/0HXnv2tiCosuE0hcu6dbY+kfKfF8=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=TuS77gR/greWtHaWq1YohTWWNOwIxQn2Q6HgnKrUXnLOcbNLW9QTzpRylxzTBO7QWBSytidXNkUAR5D0AM4HKM5AH3KKUQqhHif+SFanihOmZXqC9DdsuoNGUf7F4cu1m7gX/CH2NXgLNP2SbGkguMo27l+GBqcnGb/TXlZgTS8= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=fw-web.de; spf=pass smtp.mailfrom=fw-web.de; dkim=pass (1024-bit key) header.d=mailerdienst.de header.i=@mailerdienst.de header.b=TQxTKRuu; arc=none smtp.client-ip=134.0.28.12 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=fw-web.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=fw-web.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=mailerdienst.de header.i=@mailerdienst.de header.b="TQxTKRuu" Received: from mxbulk.masterlogin.de (unknown [192.168.10.85]) by mxout2.routing.net (Postfix) with ESMTP id 0D8BA5FC98; Sun, 8 Jun 2025 21:15:01 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=mailerdienst.de; s=20200217; t=1749417301; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=XoNcIQ8Um1C/enfr1gGh+4SBvlXfZ8gJB4yjeTKjzUU=; b=TQxTKRuuHyKsXl5302ThGCchcSqCeBDCqcaxe8v50SED11wcwx5Avsw6BBxsQIn10j5EVj 0Y+yda2MLdxbMA9Kq7p0PK+gmSVKfJL5sa9xg8O6R1vap6wGaTvHklle/3KaOzGQCHQmgK tXTUyiZn41ICIBcBIdx0IISAlSZQ4jU= Received: from frank-u24.. (fttx-pool-80.245.77.166.bambit.de [80.245.77.166]) by mxbulk.masterlogin.de (Postfix) with ESMTPSA id A5A371226F5; Sun, 8 Jun 2025 21:15:00 +0000 (UTC) From: Frank Wunderlich To: MyungJoo Ham , Kyungmin Park , Chanwoo Choi , Georgi Djakov , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Andrew Lunn , Vladimir Oltean , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Matthias Brugger , AngeloGioacchino Del Regno Cc: Frank Wunderlich , Jia-Wei Chang , Johnson Wang , =?utf-8?b?QXLEsW7DpyDDnE5BTA==?= , Landen Chao , DENG Qingfang , Sean Wang , Daniel Golle , Lorenzo Bianconi , Felix Fietkau , linux-pm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, netdev@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org Subject: [PATCH v3 05/13] arm64: dts: mediatek: mt7988: add cci node Date: Sun, 8 Jun 2025 23:14:38 +0200 Message-ID: <20250608211452.72920-6-linux@fw-web.de> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250608211452.72920-1-linux@fw-web.de> References: <20250608211452.72920-1-linux@fw-web.de> Precedence: bulk X-Mailing-List: linux-pm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: Frank Wunderlich Add cci devicetree node for cpu frequency scaling. Signed-off-by: Daniel Golle Signed-off-by: Frank Wunderlich Reviewed-by: AngeloGioacchino Del Regno --- v3: - add mt7988-cci compatible as suggested by angelo --- arch/arm64/boot/dts/mediatek/mt7988a.dtsi | 33 +++++++++++++++++++++++ 1 file changed, 33 insertions(+) diff --git a/arch/arm64/boot/dts/mediatek/mt7988a.dtsi b/arch/arm64/boot/dts/mediatek/mt7988a.dtsi index c46b31f8d653..560ec86dbec0 100644 --- a/arch/arm64/boot/dts/mediatek/mt7988a.dtsi +++ b/arch/arm64/boot/dts/mediatek/mt7988a.dtsi @@ -12,6 +12,35 @@ / { #address-cells = <2>; #size-cells = <2>; + cci: cci { + compatible = "mediatek,mt7988-cci", "mediatek,mt8183-cci"; + clocks = <&mcusys CLK_MCU_BUS_DIV_SEL>, + <&topckgen CLK_TOP_XTAL>; + clock-names = "cci", "intermediate"; + operating-points-v2 = <&cci_opp>; + }; + + cci_opp: opp-table-cci { + compatible = "operating-points-v2"; + opp-shared; + opp-480000000 { + opp-hz = /bits/ 64 <480000000>; + opp-microvolt = <850000>; + }; + opp-660000000 { + opp-hz = /bits/ 64 <660000000>; + opp-microvolt = <850000>; + }; + opp-900000000 { + opp-hz = /bits/ 64 <900000000>; + opp-microvolt = <850000>; + }; + opp-1080000000 { + opp-hz = /bits/ 64 <1080000000>; + opp-microvolt = <900000>; + }; + }; + cpus { #address-cells = <1>; #size-cells = <0>; @@ -25,6 +54,7 @@ cpu0: cpu@0 { <&topckgen CLK_TOP_XTAL>; clock-names = "cpu", "intermediate"; operating-points-v2 = <&cluster0_opp>; + mediatek,cci = <&cci>; }; cpu1: cpu@1 { @@ -36,6 +66,7 @@ cpu1: cpu@1 { <&topckgen CLK_TOP_XTAL>; clock-names = "cpu", "intermediate"; operating-points-v2 = <&cluster0_opp>; + mediatek,cci = <&cci>; }; cpu2: cpu@2 { @@ -47,6 +78,7 @@ cpu2: cpu@2 { <&topckgen CLK_TOP_XTAL>; clock-names = "cpu", "intermediate"; operating-points-v2 = <&cluster0_opp>; + mediatek,cci = <&cci>; }; cpu3: cpu@3 { @@ -58,6 +90,7 @@ cpu3: cpu@3 { <&topckgen CLK_TOP_XTAL>; clock-names = "cpu", "intermediate"; operating-points-v2 = <&cluster0_opp>; + mediatek,cci = <&cci>; }; cluster0_opp: opp-table-0 {