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(fttx-pool-194.15.87.210.bambit.de [194.15.87.210]) by mxbulk.masterlogin.de (Postfix) with ESMTPSA id 7AAB7122704; Mon, 16 Jun 2025 09:58:41 +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 v4 05/13] arm64: dts: mediatek: mt7988: add cci node Date: Mon, 16 Jun 2025 11:58:15 +0200 Message-ID: <20250616095828.160900-6-linux@fw-web.de> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250616095828.160900-1-linux@fw-web.de> References: <20250616095828.160900-1-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 {