linux-kernel - [PATCH 3/5] arm64: dts: qcom: sm8350: add dp controller

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Message-Id: <20230206-topic-sm8450-upstream-dp-controller-v1-3-f1345872ed19@linaro.org>
Date:   Mon, 06 Feb 2023 11:17:06 +0100
From:   Neil Armstrong <neil.armstrong@...aro.org>
To:     Rob Clark <robdclark@...il.com>,
        Abhinav Kumar <quic_abhinavk@...cinc.com>,
        Dmitry Baryshkov <dmitry.baryshkov@...aro.org>,
        Sean Paul <sean@...rly.run>, David Airlie <airlied@...il.com>,
        Daniel Vetter <daniel@...ll.ch>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Kuogee Hsieh <quic_khsieh@...cinc.com>,
        Andy Gross <agross@...nel.org>,
        Bjorn Andersson <andersson@...nel.org>,
        Konrad Dybcio <konrad.dybcio@...aro.org>
Cc:     linux-arm-msm@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        freedreno@...ts.freedesktop.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Neil Armstrong <neil.armstrong@...aro.org>
Subject: [PATCH 3/5] arm64: dts: qcom: sm8350: add dp controller

Add the Display Port controller subnode to the MDSS node.

Signed-off-by: Neil Armstrong <neil.armstrong@...aro.org>
---
 arch/arm64/boot/dts/qcom/sm8350.dtsi | 80 +++++++++++++++++++++++++++++++++++-
 1 file changed, 78 insertions(+), 2 deletions(-)

diff --git a/arch/arm64/boot/dts/qcom/sm8350.dtsi b/arch/arm64/boot/dts/qcom/sm8350.dtsi
index 2586321af6df..9d7084934d99 100644
--- a/arch/arm64/boot/dts/qcom/sm8350.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8350.dtsi
@@ -2865,13 +2865,20 @@ ports {
 
 					port@0 {
 						reg = <0>;
-						dpu_intf1_out: endpoint {
-							remote-endpoint = <&mdss_dsi0_in>;
+						dpu_intf0_out: endpoint {
+							remote-endpoint = <&mdss_dp_in>;
 						};
 					};
 
 					port@1 {
 						reg = <1>;
+						dpu_intf1_out: endpoint {
+							remote-endpoint = <&mdss_dsi0_in>;
+						};
+					};
+
+					port@2 {
+						reg = <2>;
 						dpu_intf2_out: endpoint {
 							remote-endpoint = <&mdss_dsi1_in>;
 						};
@@ -2879,6 +2886,75 @@ dpu_intf2_out: endpoint {
 				};
 			};
 
+			mdss_dp: displayport-controller@...0000 {
+				compatible = "qcom,sm8350-dp";
+				reg = <0 0xae90000 0 0x200>,
+				      <0 0xae90200 0 0x200>,
+				      <0 0xae90400 0 0x600>,
+				      <0 0xae91000 0 0x400>;
+				interrupt-parent = <&mdss>;
+				interrupts = <12>;
+				clocks = <&dispcc DISP_CC_MDSS_AHB_CLK>,
+					 <&dispcc DISP_CC_MDSS_DP_AUX_CLK>,
+					 <&dispcc DISP_CC_MDSS_DP_LINK_CLK>,
+					 <&dispcc DISP_CC_MDSS_DP_LINK_INTF_CLK>,
+					 <&dispcc DISP_CC_MDSS_DP_PIXEL_CLK>;
+				clock-names = "core_iface", "core_aux",
+					      "ctrl_link",
+			                      "ctrl_link_iface", "stream_pixel";
+
+				assigned-clocks = <&dispcc DISP_CC_MDSS_DP_LINK_CLK_SRC>,
+						  <&dispcc DISP_CC_MDSS_DP_PIXEL_CLK_SRC>;
+				assigned-clock-parents = <&usb_1_qmpphy 1>,
+							 <&usb_1_qmpphy 2>;
+
+				phys = <&usb_1_qmpphy 1>;
+			        phy-names = "dp";
+
+			        #sound-dai-cells = <0>;
+
+				operating-points-v2 = <&dp_opp_table>;
+				power-domains = <&rpmhpd SM8350_MMCX>;
+
+				status = "disabled";
+
+				ports {
+					#address-cells = <1>;
+					#size-cells = <0>;
+
+					port@0 {
+						reg = <0>;
+						mdss_dp_in: endpoint {
+							remote-endpoint = <&dpu_intf0_out>;
+						};
+					};
+				};
+
+				dp_opp_table: opp-table {
+					compatible = "operating-points-v2";
+
+					opp-160000000 {
+						opp-hz = /bits/ 64 <160000000>;
+						required-opps = <&rpmhpd_opp_low_svs>;
+					};
+
+					opp-270000000 {
+						opp-hz = /bits/ 64 <270000000>;
+						required-opps = <&rpmhpd_opp_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>;
+					};
+				};
+			};
+
 			mdss_dsi0: dsi@...4000 {
 				compatible = "qcom,mdss-dsi-ctrl";
 				reg = <0 0x0ae94000 0 0x400>;

-- 
2.34.1