linux-kernel - [PATCH 1/5] arm64: dts: qcom: msm8916: Add Venus OPP table

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Message-Id: <20250531-topic-venus_opp_arm64-v1-1-54c6c417839f@oss.qualcomm.com>
Date: Sat, 31 May 2025 14:27:19 +0200
From: Konrad Dybcio <konradybcio@...nel.org>
To: Bjorn Andersson <andersson@...nel.org>, 
 Konrad Dybcio <konradybcio@...nel.org>, Rob Herring <robh@...nel.org>, 
 Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, 
 Rajendra Nayak <quic_rjendra@...cinc.com>
Cc: Marijn Suijten <marijn.suijten@...ainline.org>, 
 linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org, 
 linux-kernel@...r.kernel.org, 
 Konrad Dybcio <konrad.dybcio@....qualcomm.com>
Subject: [PATCH 1/5] arm64: dts: qcom: msm8916: Add Venus OPP table

From: Konrad Dybcio <konrad.dybcio@....qualcomm.com>

Describe the DVFS levels explicitly.

Signed-off-by: Konrad Dybcio <konrad.dybcio@....qualcomm.com>
---
 arch/arm64/boot/dts/qcom/msm8916.dtsi | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/msm8916.dtsi b/arch/arm64/boot/dts/qcom/msm8916.dtsi
index de9fdc0dfc5f9b223ee252b80fc18d45c9bb6582..6749facabdc512879e17061b03d0ed9e41671642 100644
--- a/arch/arm64/boot/dts/qcom/msm8916.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8916.dtsi
@@ -1827,6 +1827,7 @@ venus: video-codec@...0000 {
 			reg = <0x01d00000 0xff000>;
 			interrupts = <GIC_SPI 44 IRQ_TYPE_LEVEL_HIGH>;
 			power-domains = <&gcc VENUS_GDSC>;
+			operating-points-v2 = <&venus_opp_table>;
 			clocks = <&gcc GCC_VENUS0_VCODEC0_CLK>,
 				 <&gcc GCC_VENUS0_AHB_CLK>,
 				 <&gcc GCC_VENUS0_AXI_CLK>;
@@ -1835,6 +1836,25 @@ venus: video-codec@...0000 {
 			memory-region = <&venus_mem>;
 			status = "disabled";
 
+			venus_opp_table: opp-table {
+				compatible = "operating-points-v2";
+
+				opp-100000000 {
+					opp-hz = /bits/ 64 <100000000>;
+					required-opps = <&rpmpd_opp_svs_soc>;
+				};
+
+				opp-160000000 {
+					opp-hz = /bits/ 64 <160000000>;
+					required-opps = <&rpmpd_opp_nom>;
+				};
+
+				opp-228570000 {
+					opp-hz = /bits/ 64 <228570000>;
+					required-opps = <&rpmpd_opp_super_turbo>;
+				};
+			};
+
 			video-decoder {
 				compatible = "venus-decoder";
 			};

-- 
2.49.0