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From:   Neil Armstrong <neil.armstrong@linaro.org>
Date:   Thu, 07 Dec 2023 17:37:19 +0100
Subject: [PATCH 3/3] arm64: dts: qcom: sm8650: Add DisplayPort device nodes
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Message-Id: <20231207-topic-sm8650-upstream-dp-v1-3-b762c06965bb@linaro.org>
References: <20231207-topic-sm8650-upstream-dp-v1-0-b762c06965bb@linaro.org>
In-Reply-To: <20231207-topic-sm8650-upstream-dp-v1-0-b762c06965bb@linaro.org>
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>,
        Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
        Maxime Ripard <mripard@kernel.org>,
        Thomas Zimmermann <tzimmermann@suse.de>,
        Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Conor Dooley <conor+dt@kernel.org>,
        Kuogee Hsieh <quic_khsieh@quicinc.com>,
        Andy Gross <agross@kernel.org>,
        Bjorn Andersson <andersson@kernel.org>,
        Konrad Dybcio <konrad.dybcio@linaro.org>
Cc:     linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org,
        freedreno@lists.freedesktop.org, devicetree@vger.kernel.org,
        linux-kernel@vger.kernel.org,
        Neil Armstrong <neil.armstrong@linaro.org>
Precedence: bulk

Declare the displayport controller present on the Qualcomm SM8650 SoC
and connected to the USB3/DP Combo PHY.

Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
---
 arch/arm64/boot/dts/qcom/sm8650.dtsi | 120 ++++++++++++++++++++++++++++++++++-
 1 file changed, 118 insertions(+), 2 deletions(-)

diff --git a/arch/arm64/boot/dts/qcom/sm8650.dtsi b/arch/arm64/boot/dts/qcom/sm8650.dtsi
index d1442b100e79..b2a50686d419 100644
--- a/arch/arm64/boot/dts/qcom/sm8650.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8650.dtsi
@@ -2781,6 +2781,14 @@ dpu_intf2_out: endpoint {
 							remote-endpoint = <&mdss_dsi1_in>;
 						};
 					};
+
+					port@2 {
+						reg = <2>;
+
+						dpu_intf0_out: endpoint {
+							remote-endpoint = <&mdss_dp0_in>;
+						};
+					};
 				};
 
 				mdp_opp_table: opp-table {
@@ -2982,6 +2990,88 @@ mdss_dsi1_phy: phy@ae97000 {
 
 				status = "disabled";
 			};
+
+			mdss_dp0: displayport-controller@af54000 {
+				compatible = "qcom,sm8650-dp";
+				reg = <0 0xaf54000 0 0x200>,
+				      <0 0xaf54200 0 0x200>,
+				      <0 0xaf55000 0 0xc00>,
+				      <0 0xaf56000 0 0x400>,
+				      <0 0xaf57000 0 0x400>;
+
+				interrupts-extended = <&mdss 12>;
+
+				clocks = <&dispcc DISP_CC_MDSS_AHB_CLK>,
+					 <&dispcc DISP_CC_MDSS_DPTX0_AUX_CLK>,
+					 <&dispcc DISP_CC_MDSS_DPTX0_LINK_CLK>,
+					 <&dispcc DISP_CC_MDSS_DPTX0_LINK_INTF_CLK>,
+					 <&dispcc DISP_CC_MDSS_DPTX0_PIXEL0_CLK>;
+				clock-names = "core_iface",
+					      "core_aux",
+					      "ctrl_link",
+					      "ctrl_link_iface",
+					      "stream_pixel";
+
+				assigned-clocks = <&dispcc DISP_CC_MDSS_DPTX0_LINK_CLK_SRC>,
+						  <&dispcc DISP_CC_MDSS_DPTX0_PIXEL0_CLK_SRC>;
+				assigned-clock-parents = <&usb_dp_qmpphy QMP_USB43DP_DP_LINK_CLK>,
+							 <&usb_dp_qmpphy QMP_USB43DP_DP_VCO_DIV_CLK>;
+
+				operating-points-v2 = <&dp_opp_table>;
+
+				power-domains = <&rpmhpd RPMHPD_MX>;
+
+				phys = <&usb_dp_qmpphy QMP_USB43DP_DP_PHY>;
+				phy-names = "dp";
+
+				#sound-dai-cells = <0>;
+
+				status = "disabled";
+
+				ports {
+					#address-cells = <1>;
+					#size-cells = <0>;
+
+					port@0 {
+						reg = <0>;
+
+						mdss_dp0_in: endpoint {
+							remote-endpoint = <&dpu_intf0_out>;
+						};
+					};
+
+					port@1 {
+						reg = <1>;
+
+						mdss_dp0_out: endpoint {
+						};
+					};
+				};
+
+				dp_opp_table: opp-table {
+					compatible = "operating-points-v2";
+
+					opp-162000000 {
+						opp-hz = /bits/ 64 <162000000>;
+						required-opps = <&rpmhpd_opp_low_svs_d1>;
+					};
+
+					opp-270000000 {
+						opp-hz = /bits/ 64 <270000000>;
+						required-opps = <&rpmhpd_opp_low_svs>;
+					};
+
+					opp-540000000 {
+						opp-hz = /bits/ 64 <540000000>;
+						required-opps = <&rpmhpd_opp_svs_l1>;
+					};
+
+					opp-810000000 {
+						opp-hz = /bits/ 64 <810000000>;
+						required-opps = <&rpmhpd_opp_nom>;
+					};
+				};
+			};
 		};
 
 		dispcc: clock-controller@af00000 {
@@ -2996,8 +3086,8 @@ dispcc: clock-controller@af00000 {
 				 <&mdss_dsi0_phy 1>,
 				 <&mdss_dsi1_phy 0>,
 				 <&mdss_dsi1_phy 1>,
-				 <0>, /* dp0 */
-				 <0>,
+				 <&usb_dp_qmpphy QMP_USB43DP_DP_LINK_CLK>,
+				 <&usb_dp_qmpphy QMP_USB43DP_DP_VCO_DIV_CLK>,
 				 <0>, /* dp1 */
 				 <0>,
 				 <0>, /* dp2 */
@@ -3054,6 +3144,32 @@ usb_dp_qmpphy: phy@88e8000 {
 			#phy-cells = <1>;
 
 			status = "disabled";
+
+			ports {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				port@0 {
+					reg = <0>;
+
+					usb_dp_qmpphy_out: endpoint {
+					};
+				};
+
+				port@1 {
+					reg = <1>;
+
+					usb_dp_qmpphy_usb_ss_in: endpoint {
+					};
+				};
+
+				port@2 {
+					reg = <2>;
+
+					usb_dp_qmpphy_dp_in: endpoint {
+					};
+				};
+			};
 		};
 
 		usb_1: usb@a6f8800 {

-- 
2.34.1