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Thu, 24 Apr 2025 06:04:46 -0700 (PDT) From: Krzysztof Kozlowski Date: Thu, 24 Apr 2025 15:04:28 +0200 Subject: [PATCH RFC/WIP 4/4] arm64: dts: qcom: sm8750-mtp: Enable DisplayPort over USB Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20250424-sm8750-display-dts-v1-4-6fb22ca95f38@linaro.org> References: <20250424-sm8750-display-dts-v1-0-6fb22ca95f38@linaro.org> In-Reply-To: <20250424-sm8750-display-dts-v1-0-6fb22ca95f38@linaro.org> To: Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: Jessica Zhang , Abhinav Kumar , Abel Vesa , linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Krzysztof Kozlowski X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=1381; i=krzysztof.kozlowski@linaro.org; h=from:subject:message-id; bh=Xo1D4WMW3u8AexLikJCqgRpBtmlISfqstOrN3jZwAJE=; b=owEBbQKS/ZANAwAKAcE3ZuaGi4PXAcsmYgBoCjbmi1xU3eE3c43nUPHItZE3DFChc9pXj2fks c47cykL5daJAjMEAAEKAB0WIQTd0mIoPREbIztuuKjBN2bmhouD1wUCaAo25gAKCRDBN2bmhouD 1zWmD/9p2QKcbcGrH0JBB350VSK8vdheJHkABSI9fKr9JwvDM3Zsnn2KB+levveiHs4D+5uYw/M XlVOH0A+lEWOLMsMYnZbh6c5gX8HZoOFmon81afG4/eOfRtaH1ObChIYGtiUnWH2PhCCAHCv/Jl ZaPCSJH+6urTjZyTru6y0rBG4u/fQvOnblFhz1kZYCgqIj1fZgb3bMaHmtmFb8O2UKZlNDrcCId sRVlTyAv3Fv1YEZIDr5fLMpTySP6fPdqOw6gpEeh4NRHnCg3d70x6aKpd5uSUiL1nfom5YvM43U +Xy17fVtby+pvDjEHEAhoJDYbmpBzyYATv/BkV2jC4FzqwQyJM4FB0vzsBukdIjdDtYAW310I9t axbIFbruG2VLPWKU4Z7/DGOhHMftTy0JPkmHSOfuZYKRDnVOTClc5ZI5OvnqeUjNbZZCtXMYgDx UY/XVlpz/inPG0+PzlS9pEP14MnKIn5r/2Htkvo8XEHx1r9flR7lYNTmiOAZbHaFSRHqemDrT8w NO0FFZ25xIyF3NbVLLEwR/JB7fljzIbj9rGyQJ8Rjyp9I/WdvaVf6KKa6NlZEn92J4Eu11mwF/i JvBM4nYvGLCZF14Ssf/2jtBzyo70ZoxB0nXbZAqMvktO1LMtCvPlMFVS/7babOtbkwonvgE8fce fRKg/LtTAdKmjvA== X-Developer-Key: i=krzysztof.kozlowski@linaro.org; a=openpgp; fpr=9BD07E0E0C51F8D59677B7541B93437D3B41629B Hook up DisplayPort parts over Type-C USB on MTP8750. Signed-off-by: Krzysztof Kozlowski Reviewed-by: Neil Armstrong --- arch/arm64/boot/dts/qcom/sm8750-mtp.dts | 8 ++++++++ arch/arm64/boot/dts/qcom/sm8750.dtsi | 2 ++ 2 files changed, 10 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/sm8750-mtp.dts b/arch/arm64/boot/dts/qcom/sm8750-mtp.dts index c3470e1daa6b7f31196645759be23fb168ce8eb7..69a54ac0f85d5ae20d005a09fbf8da7d769a9c2e 100644 --- a/arch/arm64/boot/dts/qcom/sm8750-mtp.dts +++ b/arch/arm64/boot/dts/qcom/sm8750-mtp.dts @@ -910,6 +910,14 @@ &mdss { status = "okay"; }; +&mdss_dp0 { + status = "okay"; +}; + +&mdss_dp0_out { + data-lanes = <0 1>; +}; + &mdss_dsi0 { vdda-supply = <&vreg_l3g_1p2>; diff --git a/arch/arm64/boot/dts/qcom/sm8750.dtsi b/arch/arm64/boot/dts/qcom/sm8750.dtsi index 753b069cab1de636a3b1108747f300bec0f33980..b20fc5b5bdfab598fc7b9be53eef96cc16bc5985 100644 --- a/arch/arm64/boot/dts/qcom/sm8750.dtsi +++ b/arch/arm64/boot/dts/qcom/sm8750.dtsi @@ -2965,6 +2965,7 @@ port@1 { reg = <1>; mdss_dp0_out: endpoint { + remote-endpoint = <&usb_dp_qmpphy_dp_in>; }; }; }; @@ -3064,6 +3065,7 @@ port@2 { reg = <2>; usb_dp_qmpphy_dp_in: endpoint { + remote-endpoint = <&mdss_dp0_out>; }; }; };