On Fri, Oct 24, 2025 at 01:21:03PM +0800, Xiangxu Yin via B4 Relay wrote:
> From: Xiangxu Yin <[email protected]>
> 

Please fix the subject prefix and drop the "for SM6150" suffix.

Regards,
Bjorn

> Introduce DisplayPort controller node and associated QMP USB3-DP PHY
> for SM6150 SoC. Add data-lanes property to the DP endpoint and update
> clock assignments for proper DP integration.
> 
> Reviewed-by: Dmitry Baryshkov <[email protected]>
> Reviewed-by: Konrad Dybcio <[email protected]>
> Signed-off-by: Xiangxu Yin <[email protected]>
> ---
>  arch/arm64/boot/dts/qcom/sm6150.dtsi | 115 
> ++++++++++++++++++++++++++++++++++-
>  1 file changed, 113 insertions(+), 2 deletions(-)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sm6150.dtsi 
> b/arch/arm64/boot/dts/qcom/sm6150.dtsi
> index 
> 6128d8c48f9c0807ac488ddac3b2377678e8f8c3..9741f8d14c72ed7dd6a5e483c5c0d578662f1d31
>  100644
> --- a/arch/arm64/boot/dts/qcom/sm6150.dtsi
> +++ b/arch/arm64/boot/dts/qcom/sm6150.dtsi
> @@ -14,6 +14,7 @@
>  #include <dt-bindings/interconnect/qcom,icc.h>
>  #include <dt-bindings/interconnect/qcom,qcs615-rpmh.h>
>  #include <dt-bindings/interrupt-controller/arm-gic.h>
> +#include <dt-bindings/phy/phy-qcom-qmp.h>
>  #include <dt-bindings/power/qcom-rpmpd.h>
>  #include <dt-bindings/power/qcom,rpmhpd.h>
>  #include <dt-bindings/soc/qcom,rpmh-rsc.h>
> @@ -3717,6 +3718,7 @@ port@0 {
>                                               reg = <0>;
>  
>                                               dpu_intf0_out: endpoint {
> +                                                     remote-endpoint = 
> <&mdss_dp0_in>;
>                                               };
>                                       };
>  
> @@ -3749,6 +3751,89 @@ opp-307200000 {
>                               };
>                       };
>  
> +                     mdss_dp0: displayport-controller@ae90000 {
> +                             compatible = "qcom,sm6150-dp", 
> "qcom,sm8150-dp", "qcom,sm8350-dp";
> +
> +                             reg = <0x0 0x0ae90000 0x0 0x200>,
> +                                   <0x0 0x0ae90200 0x0 0x200>,
> +                                   <0x0 0x0ae90400 0x0 0x600>,
> +                                   <0x0 0x0ae90a00 0x0 0x600>,
> +                                   <0x0 0x0ae91000 0x0 0x600>;
> +
> +                             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>,
> +                                      <&dispcc DISP_CC_MDSS_DP_PIXEL1_CLK>;
> +                             clock-names = "core_iface",
> +                                           "core_aux",
> +                                           "ctrl_link",
> +                                           "ctrl_link_iface",
> +                                           "stream_pixel",
> +                                           "stream_1_pixel";
> +
> +                             assigned-clocks = <&dispcc 
> DISP_CC_MDSS_DP_LINK_CLK_SRC>,
> +                                               <&dispcc 
> DISP_CC_MDSS_DP_PIXEL_CLK_SRC>,
> +                                               <&dispcc 
> DISP_CC_MDSS_DP_PIXEL1_CLK_SRC>;
> +                             assigned-clock-parents = <&usb_qmpphy_2 
> QMP_USB43DP_DP_LINK_CLK>,
> +                                                      <&usb_qmpphy_2 
> QMP_USB43DP_DP_VCO_DIV_CLK>,
> +                                                      <&usb_qmpphy_2 
> QMP_USB43DP_DP_VCO_DIV_CLK>;
> +
> +                             phys = <&usb_qmpphy_2 QMP_USB43DP_DP_PHY>;
> +                             phy-names = "dp";
> +
> +                             operating-points-v2 = <&dp_opp_table>;
> +                             power-domains = <&rpmhpd RPMHPD_CX>;
> +
> +                             #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 {
> +                                                     data-lanes = <3 2 0 1>;
> +                                             };
> +                                     };
> +                             };
> +
> +                             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>;
> +                                     };
> +                             };
> +                     };
> +
>                       mdss_dsi0: dsi@ae94000 {
>                               compatible = "qcom,sm6150-dsi-ctrl", 
> "qcom,mdss-dsi-ctrl";
>                               reg = <0x0 0x0ae94000 0x0 0x400>;
> @@ -3844,8 +3929,8 @@ dispcc: clock-controller@af00000 {
>                                <&mdss_dsi0_phy DSI_BYTE_PLL_CLK>,
>                                <&mdss_dsi0_phy DSI_PIXEL_PLL_CLK>,
>                                <0>,
> -                              <0>,
> -                              <0>;
> +                              <&usb_qmpphy_2 QMP_USB43DP_DP_LINK_CLK>,
> +                              <&usb_qmpphy_2 QMP_USB43DP_DP_VCO_DIV_CLK>;
>  
>                       #clock-cells = <1>;
>                       #reset-cells = <1>;
> @@ -4214,6 +4299,32 @@ usb_qmpphy: phy@88e6000 {
>                       status = "disabled";
>               };
>  
> +             usb_qmpphy_2: phy@88e8000 {
> +                     compatible = "qcom,qcs615-qmp-usb3-dp-phy";
> +                     reg = <0x0 0x088e8000 0x0 0x2000>;
> +
> +                     clocks = <&gcc GCC_USB2_SEC_PHY_AUX_CLK>,
> +                              <&gcc GCC_USB3_SEC_CLKREF_CLK>,
> +                              <&gcc GCC_AHB2PHY_WEST_CLK>,
> +                              <&gcc GCC_USB2_SEC_PHY_PIPE_CLK>;
> +                     clock-names = "aux",
> +                                   "ref",
> +                                   "cfg_ahb",
> +                                   "pipe";
> +
> +                     resets = <&gcc GCC_USB3PHY_PHY_SEC_BCR >,
> +                              <&gcc GCC_USB3_DP_PHY_SEC_BCR>;
> +                     reset-names = "phy_phy",
> +                                   "dp_phy";
> +
> +                     #clock-cells = <1>;
> +                     #phy-cells = <1>;
> +
> +                     qcom,tcsr-reg = <&tcsr 0xbff0 0xb24c>;
> +
> +                     status = "disabled";
> +             };
> +
>               usb_1: usb@a6f8800 {
>                       compatible = "qcom,qcs615-dwc3", "qcom,dwc3";
>                       reg = <0x0 0x0a6f8800 0x0 0x400>;
> 
> -- 
> 2.34.1
> 
> 

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