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From: Bjorn Andersson <quic_bjorande@quicinc.com>
Date: Wed, 21 Feb 2024 15:19:11 -0800
Subject: [PATCH 3/9] arm64: dts: qcom: sc7280: Enable MDP turbo mode
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Message-ID: <20240221-rb3gen2-dp-connector-v1-3-dc0964ef7d96@quicinc.com>
References: <20240221-rb3gen2-dp-connector-v1-0-dc0964ef7d96@quicinc.com>
In-Reply-To: <20240221-rb3gen2-dp-connector-v1-0-dc0964ef7d96@quicinc.com>
To: Rob Clark <robdclark@gmail.com>,
        Abhinav Kumar
	<quic_abhinavk@quicinc.com>,
        Dmitry Baryshkov <dmitry.baryshkov@linaro.org>,
        Sean Paul <sean@poorly.run>,
        Marijn Suijten <marijn.suijten@somainline.org>,
        David Airlie <airlied@gmail.com>, Daniel Vetter <daniel@ffwll.ch>,
        <cros-qcom-dts-watchers@chromium.org>,
        Bjorn Andersson
	<andersson@kernel.org>,
        Konrad Dybcio <konrad.dybcio@linaro.org>,
        Rob Herring
	<robh@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Conor Dooley <conor+dt@kernel.org>
CC: <linux-arm-msm@vger.kernel.org>, <dri-devel@lists.freedesktop.org>,
        <freedreno@lists.freedesktop.org>, <linux-kernel@vger.kernel.org>,
        <devicetree@vger.kernel.org>,
        Bjorn Andersson <quic_bjorande@quicinc.com>

The max frequency listed in the DPU opp-table is 506MHz, this is not
sufficient to drive a 4k@60 display, resulting in constant underrun.

Add the missing MDP_CLK turbo frequency of 608MHz to the opp-table to
fix this.

Signed-off-by: Bjorn Andersson <quic_bjorande@quicinc.com>
---
 arch/arm64/boot/dts/qcom/sc7280.dtsi | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/sc7280.dtsi b/arch/arm64/boot/dts/qcom/sc7280.dtsi
index a19c278ebec9..a2a6717c6c87 100644
--- a/arch/arm64/boot/dts/qcom/sc7280.dtsi
+++ b/arch/arm64/boot/dts/qcom/sc7280.dtsi
@@ -4417,6 +4417,11 @@ opp-506666667 {
 						opp-hz = /bits/ 64 <506666667>;
 						required-opps = <&rpmhpd_opp_nom>;
 					};
+
+					opp-608000000 {
+						opp-hz = /bits/ 64 <608000000>;
+						required-opps = <&rpmhpd_opp_turbo>;
+					};
 				};
 			};
 

-- 
2.25.1