From: Mark Tseng <chun-jen.tseng@mediatek.com>
To: Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Matthias Brugger <matthias.bgg@gmail.com>,
AngeloGioacchino Del Regno
<angelogioacchino.delregno@collabora.com>,
<devicetree@vger.kernel.org>, <linux-kernel@vger.kernel.org>
Cc: <linux-arm-kernel@lists.infradead.org>,
<linux-mediatek@lists.infradead.org>,
<Project_Global_Chrome_Upstream_Group@mediatek.com>,
<chun-jen.tseng@mediatek.com>
Subject: [PATCH v1 1/1] arm64: dts: mediatek: mt8186: change CCI OPP scaling mapping
Date: Fri, 29 May 2026 18:05:08 +0800 [thread overview]
Message-ID: <20260529100514.52082-2-chun-jen.tseng@mediatek.com> (raw)
In-Reply-To: <20260529100514.52082-1-chun-jen.tseng@mediatek.com>
The original CCI OPP table minimum frequency 500Mhz is too low to cause
system stall, So it need update to new version, 1.4G ~ 0.8G.
Signed-off-by: Mark Tseng <chun-jen.tseng@mediatek.com>
---
arch/arm64/boot/dts/mediatek/mt8186.dtsi | 90 ++++++++++++------------
1 file changed, 45 insertions(+), 45 deletions(-)
diff --git a/arch/arm64/boot/dts/mediatek/mt8186.dtsi b/arch/arm64/boot/dts/mediatek/mt8186.dtsi
index b91f88ffae0e..fded6345d422 100644
--- a/arch/arm64/boot/dts/mediatek/mt8186.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt8186.dtsi
@@ -48,79 +48,79 @@ cci_opp: opp-table-cci {
compatible = "operating-points-v2";
opp-shared;
- cci_opp_0: opp-500000000 {
- opp-hz = /bits/ 64 <500000000>;
- opp-microvolt = <600000>;
+ cci_opp_0: opp-800000000 {
+ opp-hz = /bits/ 64 <800000000>;
+ opp-microvolt = <800000>;
};
- cci_opp_1: opp-560000000 {
- opp-hz = /bits/ 64 <560000000>;
- opp-microvolt = <675000>;
+ cci_opp_1: opp-840000000 {
+ opp-hz = /bits/ 64 <840000000>;
+ opp-microvolt = <806250>;
};
- cci_opp_2: opp-612000000 {
- opp-hz = /bits/ 64 <612000000>;
- opp-microvolt = <693750>;
+ cci_opp_2: opp-880000000 {
+ opp-hz = /bits/ 64 <880000000>;
+ opp-microvolt = <812500>;
};
- cci_opp_3: opp-682000000 {
- opp-hz = /bits/ 64 <682000000>;
- opp-microvolt = <718750>;
+ cci_opp_3: opp-920000000 {
+ opp-hz = /bits/ 64 <920000000>;
+ opp-microvolt = <825000>;
};
- cci_opp_4: opp-752000000 {
- opp-hz = /bits/ 64 <752000000>;
- opp-microvolt = <743750>;
+ cci_opp_4: opp-960000000 {
+ opp-hz = /bits/ 64 <960000000>;
+ opp-microvolt = <831250>;
};
- cci_opp_5: opp-822000000 {
- opp-hz = /bits/ 64 <822000000>;
- opp-microvolt = <768750>;
+ cci_opp_5: opp-1000000000 {
+ opp-hz = /bits/ 64 <1000000000>;
+ opp-microvolt = <837500>;
};
- cci_opp_6: opp-875000000 {
- opp-hz = /bits/ 64 <875000000>;
- opp-microvolt = <781250>;
+ cci_opp_6: opp-1040000000 {
+ opp-hz = /bits/ 64 <1040000000>;
+ opp-microvolt = <850000>;
};
- cci_opp_7: opp-927000000 {
- opp-hz = /bits/ 64 <927000000>;
- opp-microvolt = <800000>;
+ cci_opp_7: opp-1080000000 {
+ opp-hz = /bits/ 64 <1080000000>;
+ opp-microvolt = <856250>;
};
- cci_opp_8: opp-980000000 {
- opp-hz = /bits/ 64 <980000000>;
- opp-microvolt = <818750>;
+ cci_opp_8: opp-1120000000 {
+ opp-hz = /bits/ 64 <1120000000>;
+ opp-microvolt = <862500>;
};
- cci_opp_9: opp-1050000000 {
- opp-hz = /bits/ 64 <1050000000>;
- opp-microvolt = <843750>;
+ cci_opp_9: opp-1160000000 {
+ opp-hz = /bits/ 64 <1160000000>;
+ opp-microvolt = <887500>;
};
- cci_opp_10: opp-1120000000 {
- opp-hz = /bits/ 64 <1120000000>;
- opp-microvolt = <862500>;
+ cci_opp_10: opp-1200000000 {
+ opp-hz = /bits/ 64 <1200000000>;
+ opp-microvolt = <912500>;
};
- cci_opp_11: opp-1155000000 {
- opp-hz = /bits/ 64 <1155000000>;
- opp-microvolt = <887500>;
+ cci_opp_11: opp-1240000000 {
+ opp-hz = /bits/ 64 <1240000000>;
+ opp-microvolt = <937500>;
};
- cci_opp_12: opp-1190000000 {
- opp-hz = /bits/ 64 <1190000000>;
- opp-microvolt = <906250>;
+ cci_opp_12: opp-1280000000 {
+ opp-hz = /bits/ 64 <1280000000>;
+ opp-microvolt = <962500>;
};
- cci_opp_13: opp-1260000000 {
- opp-hz = /bits/ 64 <1260000000>;
- opp-microvolt = <950000>;
+ cci_opp_13: opp-1320000000 {
+ opp-hz = /bits/ 64 <1320000000>;
+ opp-microvolt = <987500>;
};
- cci_opp_14: opp-1330000000 {
- opp-hz = /bits/ 64 <1330000000>;
- opp-microvolt = <993750>;
+ cci_opp_14: opp-1360000000 {
+ opp-hz = /bits/ 64 <1360000000>;
+ opp-microvolt = <1012500>;
};
cci_opp_15: opp-1400000000 {
--
2.45.2
next prev parent reply other threads:[~2026-05-29 10:05 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-05-29 10:05 [PATCH v1 0/1] arm64: dts: mediatek: mt8186: change CCI OPP scaling mapping Mark Tseng
2026-05-29 10:05 ` Mark Tseng [this message]
2026-07-02 9:22 ` [PATCH v1 1/1] " AngeloGioacchino Del Regno
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