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Subject[PATCH 5/5] arm64: dst: qcom: sm8450: add dp controller
Add the Display Port controller subnode to the MDSS node.

Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
---
arch/arm64/boot/dts/qcom/sm8450-hdk.dts | 4 +-
arch/arm64/boot/dts/qcom/sm8450.dtsi | 82 +++++++++++++++++++++++++++++++--
2 files changed, 82 insertions(+), 4 deletions(-)

diff --git a/arch/arm64/boot/dts/qcom/sm8450-hdk.dts b/arch/arm64/boot/dts/qcom/sm8450-hdk.dts
index 5bdc2c1159ae..1b4ef79f74b3 100644
--- a/arch/arm64/boot/dts/qcom/sm8450-hdk.dts
+++ b/arch/arm64/boot/dts/qcom/sm8450-hdk.dts
@@ -480,7 +480,9 @@ &mdss_dsi0_phy {
status = "okay";
};

-&mdss_mdp {
+&mdss_dp0 {
+ data-lanes = <0 1 2 3>;
+
status = "okay";
};

diff --git a/arch/arm64/boot/dts/qcom/sm8450.dtsi b/arch/arm64/boot/dts/qcom/sm8450.dtsi
index 757b7c56d5f5..8d83545d5e4a 100644
--- a/arch/arm64/boot/dts/qcom/sm8450.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8450.dtsi
@@ -2745,13 +2745,20 @@ ports {

port@0 {
reg = <0>;
- dpu_intf1_out: endpoint {
- remote-endpoint = <&mdss_dsi0_in>;
+ dpu_intf0_out: endpoint {
+ remote-endpoint = <&mdss_dp0_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>;
};
@@ -2789,6 +2796,75 @@ opp-500000000 {
};
};

+ mdss_dp0: displayport-controller@ae90000 {
+ compatible = "qcom,sm8350-dp";
+ reg = <0 0xae90000 0 0x0fc>,
+ <0 0xae90200 0 0x0c0>,
+ <0 0xae90400 0 0x770>,
+ <0 0xae91000 0 0x098>;
+ interrupt-parent = <&mdss>;
+ interrupts = <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_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 SM8450_MMCX>;
+
+ status = "disabled";
+
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ port@0 {
+ reg = <0>;
+ mdss_dp0_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@ae94000 {
compatible = "qcom,sm8450-dsi-ctrl", "qcom,mdss-dsi-ctrl";
reg = <0 0x0ae94000 0 0x400>;
@@ -2966,8 +3042,8 @@ dispcc: clock-controller@af00000 {
<&mdss_dsi0_phy 1>,
<&mdss_dsi1_phy 0>,
<&mdss_dsi1_phy 1>,
- <&usb_1_qmpphy 0>,
<&usb_1_qmpphy 1>,
+ <&usb_1_qmpphy 2>,
<0>, /* dp1 */
<0>,
<0>, /* dp2 */
--
2.34.1

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