forked from Openwrt-EcoNet/openwrt
f9206d1111
Replace downstream files by patches, either backports of those which have already applied or pending patches tracked on patchwork. This is done to make future maintainance more easy. Signed-off-by: Daniel Golle <daniel@makrotopia.org>
129 lines
4.2 KiB
Diff
129 lines
4.2 KiB
Diff
From patchwork Sun May 11 14:19:22 2025
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Content-Type: text/plain; charset="utf-8"
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X-Patchwork-Submitter: Frank Wunderlich <linux@fw-web.de>
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X-Patchwork-Id: 14084106
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From: Frank Wunderlich <linux@fw-web.de>
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To: Andrew Lunn <andrew@lunn.ch>,
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Vladimir Oltean <olteanv@gmail.com>,
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"David S. Miller" <davem@davemloft.net>,
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Eric Dumazet <edumazet@google.com>,
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Jakub Kicinski <kuba@kernel.org>,
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Paolo Abeni <pabeni@redhat.com>,
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Rob Herring <robh@kernel.org>,
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Krzysztof Kozlowski <krzk+dt@kernel.org>,
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Conor Dooley <conor+dt@kernel.org>,
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Matthias Brugger <matthias.bgg@gmail.com>,
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AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
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Subject: [PATCH v1 06/14] arm64: dts: mediatek: mt7988: add cci node
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Date: Sun, 11 May 2025 16:19:22 +0200
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Message-ID: <20250511141942.10284-7-linux@fw-web.de>
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In-Reply-To: <20250511141942.10284-1-linux@fw-web.de>
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References: <20250511141942.10284-1-linux@fw-web.de>
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<mailto:linux-mediatek-request@lists.infradead.org?subject=subscribe>
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Cc: devicetree@vger.kernel.org, Landen Chao <Landen.Chao@mediatek.com>,
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=?utf-8?b?QXLEsW7DpyDDnE5BTA==?= <arinc.unal@arinc9.com>,
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netdev@vger.kernel.org, Sean Wang <sean.wang@mediatek.com>,
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Daniel Golle <daniel@makrotopia.org>, linux-kernel@vger.kernel.org,
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DENG Qingfang <dqfext@gmail.com>, linux-mediatek@lists.infradead.org,
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Lorenzo Bianconi <lorenzo@kernel.org>, linux-arm-kernel@lists.infradead.org,
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Felix Fietkau <nbd@nbd.name>
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Sender: "Linux-mediatek" <linux-mediatek-bounces@lists.infradead.org>
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Errors-To:
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linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org
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From: Frank Wunderlich <frank-w@public-files.de>
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Add cci devicetree node for cpu frequency scaling.
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Signed-off-by: Daniel Golle <daniel@makrotopia.org>
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Signed-off-by: Frank Wunderlich <frank-w@public-files.de>
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---
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arch/arm64/boot/dts/mediatek/mt7988a.dtsi | 33 +++++++++++++++++++++++
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1 file changed, 33 insertions(+)
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--- a/arch/arm64/boot/dts/mediatek/mt7988a.dtsi
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+++ b/arch/arm64/boot/dts/mediatek/mt7988a.dtsi
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@@ -12,6 +12,35 @@
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#address-cells = <2>;
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#size-cells = <2>;
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+ cci: cci {
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+ compatible = "mediatek,mt8183-cci";
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+ clocks = <&mcusys CLK_MCU_BUS_DIV_SEL>,
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+ <&topckgen CLK_TOP_XTAL>;
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+ clock-names = "cci", "intermediate";
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+ operating-points-v2 = <&cci_opp>;
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+ };
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+
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+ cci_opp: opp-table-cci {
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+ compatible = "operating-points-v2";
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+ opp-shared;
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+ opp-480000000 {
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+ opp-hz = /bits/ 64 <480000000>;
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+ opp-microvolt = <850000>;
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+ };
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+ opp-660000000 {
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+ opp-hz = /bits/ 64 <660000000>;
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+ opp-microvolt = <850000>;
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+ };
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+ opp-900000000 {
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+ opp-hz = /bits/ 64 <900000000>;
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+ opp-microvolt = <850000>;
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+ };
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+ opp-1080000000 {
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+ opp-hz = /bits/ 64 <1080000000>;
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+ opp-microvolt = <900000>;
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+ };
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+ };
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+
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cpus {
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#address-cells = <1>;
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#size-cells = <0>;
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@@ -25,6 +54,7 @@
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<&topckgen CLK_TOP_XTAL>;
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clock-names = "cpu", "intermediate";
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operating-points-v2 = <&cluster0_opp>;
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+ mediatek,cci = <&cci>;
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};
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cpu1: cpu@1 {
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@@ -36,6 +66,7 @@
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<&topckgen CLK_TOP_XTAL>;
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clock-names = "cpu", "intermediate";
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operating-points-v2 = <&cluster0_opp>;
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+ mediatek,cci = <&cci>;
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};
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cpu2: cpu@2 {
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@@ -47,6 +78,7 @@
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<&topckgen CLK_TOP_XTAL>;
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clock-names = "cpu", "intermediate";
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operating-points-v2 = <&cluster0_opp>;
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+ mediatek,cci = <&cci>;
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};
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cpu3: cpu@3 {
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@@ -58,6 +90,7 @@
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<&topckgen CLK_TOP_XTAL>;
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clock-names = "cpu", "intermediate";
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operating-points-v2 = <&cluster0_opp>;
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+ mediatek,cci = <&cci>;
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};
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cluster0_opp: opp-table-0 {
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