]> git.ipfire.org Git - thirdparty/kernel/stable.git/commitdiff
arm64: dts: qcom: sc8280xp: Add dsi nodes on SC8280XP
authorPengyu Luo <mitltlatltl@gmail.com>
Sun, 8 Mar 2026 06:48:35 +0000 (14:48 +0800)
committerBjorn Andersson <andersson@kernel.org>
Mon, 30 Mar 2026 13:41:00 +0000 (08:41 -0500)
The DT configuration follows other Samsung 5nm-based Qualcomm SOCs,
utilizing the same register layouts and clock structures.

However, DSI won't work properly for now until we submit dispcc fixes.
And some DSC enabled panels require DPU timing calculation fixes too.
(hdisplay / width timing round errors cause the fifo error)

Co-developed-by: Tianyu Gao <gty0622@gmail.com>
Signed-off-by: Tianyu Gao <gty0622@gmail.com>
Signed-off-by: Pengyu Luo <mitltlatltl@gmail.com>
Tested-by: White Lewis <liu224806@gmail.com> # HUAWEI Gaokun3
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@oss.qualcomm.com>
Reviewed-by: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
Link: https://lore.kernel.org/r/20260308064835.479356-5-mitltlatltl@gmail.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
arch/arm64/boot/dts/qcom/sc8280xp.dtsi

index 7a65d87317256415b9694f7264b0ccdb74a585da..761f229e8f472c61515f2d04f02ef8685581f49f 100644 (file)
@@ -5,6 +5,7 @@
  */
 
 #include <dt-bindings/clock/qcom,dispcc-sc8280xp.h>
+#include <dt-bindings/clock/qcom,dsi-phy-28nm.h>
 #include <dt-bindings/clock/qcom,gcc-sc8280xp.h>
 #include <dt-bindings/clock/qcom,gpucc-sc8280xp.h>
 #include <dt-bindings/clock/qcom,rpmh.h>
 
                                        port@0 {
                                                reg = <0>;
+
                                                mdss0_intf0_out: endpoint {
                                                        remote-endpoint = <&mdss0_dp0_in>;
                                                };
                                        };
 
+                                       port@1 {
+                                               reg = <1>;
+
+                                               mdss0_intf1_out: endpoint {
+                                                       remote-endpoint = <&mdss0_dsi0_in>;
+                                               };
+                                       };
+
+                                       port@2 {
+                                               reg = <2>;
+
+                                               mdss0_intf2_out: endpoint {
+                                                       remote-endpoint = <&mdss0_dsi1_in>;
+                                               };
+                                       };
+
                                        port@4 {
                                                reg = <4>;
+
                                                mdss0_intf4_out: endpoint {
                                                        remote-endpoint = <&mdss0_dp1_in>;
                                                };
 
                                        port@5 {
                                                reg = <5>;
+
                                                mdss0_intf5_out: endpoint {
                                                        remote-endpoint = <&mdss0_dp3_in>;
                                                };
 
                                        port@6 {
                                                reg = <6>;
+
                                                mdss0_intf6_out: endpoint {
                                                        remote-endpoint = <&mdss0_dp2_in>;
                                                };
                                };
                        };
 
+                       mdss0_dsi0: dsi@ae94000 {
+                               compatible = "qcom,sc8280xp-dsi-ctrl",
+                                            "qcom,sa8775p-dsi-ctrl",
+                                            "qcom,mdss-dsi-ctrl";
+                               reg = <0 0x0ae94000 0 0x400>;
+                               reg-names = "dsi_ctrl";
+
+                               interrupt-parent = <&mdss0>;
+                               interrupts = <4>;
+
+                               clocks = <&dispcc0 DISP_CC_MDSS_BYTE0_CLK>,
+                                        <&dispcc0 DISP_CC_MDSS_BYTE0_INTF_CLK>,
+                                        <&dispcc0 DISP_CC_MDSS_PCLK0_CLK>,
+                                        <&dispcc0 DISP_CC_MDSS_ESC0_CLK>,
+                                        <&dispcc0 DISP_CC_MDSS_AHB_CLK>,
+                                        <&gcc GCC_DISP_HF_AXI_CLK>;
+                               clock-names = "byte",
+                                             "byte_intf",
+                                             "pixel",
+                                             "core",
+                                             "iface",
+                                             "bus";
+
+                               assigned-clocks = <&dispcc0 DISP_CC_MDSS_BYTE0_CLK_SRC>,
+                                                 <&dispcc0 DISP_CC_MDSS_PCLK0_CLK_SRC>;
+                               assigned-clock-parents = <&mdss0_dsi0_phy DSI_BYTE_PLL_CLK>,
+                                                        <&mdss0_dsi0_phy DSI_PIXEL_PLL_CLK>;
+
+                               operating-points-v2 = <&dsi_opp_table>;
+                               power-domains = <&rpmhpd SC8280XP_MMCX>;
+
+                               refgen-supply = <&refgen>;
+
+                               phys = <&mdss0_dsi0_phy>;
+                               phy-names = "dsi";
+
+                               #address-cells = <1>;
+                               #size-cells = <0>;
+
+                               status = "disabled";
+
+                               ports {
+                                       #address-cells = <1>;
+                                       #size-cells = <0>;
+
+                                       port@0 {
+                                               reg = <0>;
+
+                                               mdss0_dsi0_in: endpoint {
+                                                       remote-endpoint = <&mdss0_intf1_out>;
+                                               };
+                                       };
+
+                                       port@1 {
+                                               reg = <1>;
+
+                                               mdss0_dsi0_out: endpoint {
+                                               };
+                                       };
+                               };
+
+                               dsi_opp_table: opp-table {
+                                       compatible = "operating-points-v2";
+
+                                       opp-187500000 {
+                                               opp-hz = /bits/ 64 <187500000>;
+                                               required-opps = <&rpmhpd_opp_low_svs>;
+                                       };
+
+                                       opp-300000000 {
+                                               opp-hz = /bits/ 64 <300000000>;
+                                               required-opps = <&rpmhpd_opp_svs>;
+                                       };
+
+                                       opp-358000000 {
+                                               opp-hz = /bits/ 64 <358000000>;
+                                               required-opps = <&rpmhpd_opp_svs_l1>;
+                                       };
+                               };
+                       };
+
+                       mdss0_dsi0_phy: phy@ae94400 {
+                               compatible = "qcom,sc8280xp-dsi-phy-5nm",
+                                            "qcom,sa8775p-dsi-phy-5nm";
+                               reg = <0 0x0ae94400 0 0x200>,
+                                     <0 0x0ae94600 0 0x280>,
+                                     <0 0x0ae94900 0 0x280>;
+                               reg-names = "dsi_phy",
+                                           "dsi_phy_lane",
+                                           "dsi_pll";
+
+                               #clock-cells = <1>;
+                               #phy-cells = <0>;
+
+                               clocks = <&dispcc0 DISP_CC_MDSS_AHB_CLK>,
+                                        <&rpmhcc RPMH_CXO_CLK>;
+                               clock-names = "iface", "ref";
+
+                               status = "disabled";
+                       };
+
+                       mdss0_dsi1: dsi@ae96000 {
+                               compatible = "qcom,sc8280xp-dsi-ctrl",
+                                            "qcom,sa8775p-dsi-ctrl",
+                                            "qcom,mdss-dsi-ctrl";
+                               reg = <0 0x0ae96000 0 0x400>;
+                               reg-names = "dsi_ctrl";
+
+                               interrupt-parent = <&mdss0>;
+                               interrupts = <5>;
+
+                               clocks = <&dispcc0 DISP_CC_MDSS_BYTE1_CLK>,
+                                        <&dispcc0 DISP_CC_MDSS_BYTE1_INTF_CLK>,
+                                        <&dispcc0 DISP_CC_MDSS_PCLK1_CLK>,
+                                        <&dispcc0 DISP_CC_MDSS_ESC1_CLK>,
+                                        <&dispcc0 DISP_CC_MDSS_AHB_CLK>,
+                                        <&gcc GCC_DISP_HF_AXI_CLK>;
+                               clock-names = "byte",
+                                             "byte_intf",
+                                             "pixel",
+                                             "core",
+                                             "iface",
+                                             "bus";
+
+                               assigned-clocks = <&dispcc0 DISP_CC_MDSS_BYTE1_CLK_SRC>,
+                                                 <&dispcc0 DISP_CC_MDSS_PCLK1_CLK_SRC>;
+                               assigned-clock-parents = <&mdss0_dsi1_phy DSI_BYTE_PLL_CLK>,
+                                                        <&mdss0_dsi1_phy DSI_PIXEL_PLL_CLK>;
+
+                               operating-points-v2 = <&dsi_opp_table>;
+                               power-domains = <&rpmhpd SC8280XP_MMCX>;
+
+                               refgen-supply = <&refgen>;
+
+                               phys = <&mdss0_dsi1_phy>;
+                               phy-names = "dsi";
+
+                               #address-cells = <1>;
+                               #size-cells = <0>;
+
+                               status = "disabled";
+
+                               ports {
+                                       #address-cells = <1>;
+                                       #size-cells = <0>;
+
+                                       port@0 {
+                                               reg = <0>;
+
+                                               mdss0_dsi1_in: endpoint {
+                                                       remote-endpoint = <&mdss0_intf2_out>;
+                                               };
+                                       };
+
+                                       port@1 {
+                                               reg = <1>;
+
+                                               mdss0_dsi1_out: endpoint {
+                                               };
+                                       };
+                               };
+                       };
+
+                       mdss0_dsi1_phy: phy@ae96400 {
+                               compatible = "qcom,sc8280xp-dsi-phy-5nm",
+                                            "qcom,sa8775p-dsi-phy-5nm";
+                               reg = <0 0x0ae96400 0 0x200>,
+                                     <0 0x0ae96600 0 0x280>,
+                                     <0 0x0ae96900 0 0x280>;
+                               reg-names = "dsi_phy",
+                                           "dsi_phy_lane",
+                                           "dsi_pll";
+
+                               #clock-cells = <1>;
+                               #phy-cells = <0>;
+
+                               clocks = <&dispcc0 DISP_CC_MDSS_AHB_CLK>,
+                                        <&rpmhcc RPMH_CXO_CLK>;
+                               clock-names = "iface", "ref";
+
+                               status = "disabled";
+                       };
+
                        mdss0_dp1: displayport-controller@ae98000 {
                                compatible = "qcom,sc8280xp-dp";
                                reg = <0 0xae98000 0 0x200>,
                                 <&mdss0_dp2_phy 1>,
                                 <&mdss0_dp3_phy 0>,
                                 <&mdss0_dp3_phy 1>,
-                                <0>,
-                                <0>,
-                                <0>,
-                                <0>;
+                                <&mdss0_dsi0_phy DSI_BYTE_PLL_CLK>,
+                                <&mdss0_dsi0_phy DSI_PIXEL_PLL_CLK>,
+                                <&mdss0_dsi1_phy DSI_BYTE_PLL_CLK>,
+                                <&mdss0_dsi1_phy DSI_PIXEL_PLL_CLK>;
                        power-domains = <&rpmhpd SC8280XP_MMCX>;
 
                        #clock-cells = <1>;
 
                                        port@0 {
                                                reg = <0>;
+
                                                mdss1_intf0_out: endpoint {
                                                        remote-endpoint = <&mdss1_dp0_in>;
                                                };
                                        };
 
+                                       port@1 {
+                                               reg = <1>;
+
+                                               mdss1_intf1_out: endpoint {
+                                                       remote-endpoint = <&mdss1_dsi0_in>;
+                                               };
+                                       };
+
+                                       port@2 {
+                                               reg = <2>;
+
+                                               mdss1_intf2_out: endpoint {
+                                                       remote-endpoint = <&mdss1_dsi1_in>;
+                                               };
+                                       };
+
                                        port@4 {
                                                reg = <4>;
+
                                                mdss1_intf4_out: endpoint {
                                                        remote-endpoint = <&mdss1_dp1_in>;
                                                };
 
                                        port@5 {
                                                reg = <5>;
+
                                                mdss1_intf5_out: endpoint {
                                                        remote-endpoint = <&mdss1_dp3_in>;
                                                };
 
                                        port@6 {
                                                reg = <6>;
+
                                                mdss1_intf6_out: endpoint {
                                                        remote-endpoint = <&mdss1_dp2_in>;
                                                };
                                };
                        };
 
+                       mdss1_dsi0: dsi@22094000 {
+                               compatible = "qcom,sc8280xp-dsi-ctrl",
+                                            "qcom,sa8775p-dsi-ctrl",
+                                            "qcom,mdss-dsi-ctrl";
+                               reg = <0 0x22094000 0 0x400>;
+                               reg-names = "dsi_ctrl";
+
+                               interrupt-parent = <&mdss1>;
+                               interrupts = <4>;
+
+                               clocks = <&dispcc1 DISP_CC_MDSS_BYTE0_CLK>,
+                                        <&dispcc1 DISP_CC_MDSS_BYTE0_INTF_CLK>,
+                                        <&dispcc1 DISP_CC_MDSS_PCLK0_CLK>,
+                                        <&dispcc1 DISP_CC_MDSS_ESC0_CLK>,
+                                        <&dispcc1 DISP_CC_MDSS_AHB_CLK>,
+                                        <&gcc GCC_DISP_HF_AXI_CLK>;
+                               clock-names = "byte",
+                                             "byte_intf",
+                                             "pixel",
+                                             "core",
+                                             "iface",
+                                             "bus";
+
+                               assigned-clocks = <&dispcc1 DISP_CC_MDSS_BYTE0_CLK_SRC>,
+                                                 <&dispcc1 DISP_CC_MDSS_PCLK0_CLK_SRC>;
+                               assigned-clock-parents = <&mdss1_dsi1_phy DSI_BYTE_PLL_CLK>,
+                                                        <&mdss1_dsi0_phy DSI_PIXEL_PLL_CLK>;
+
+                               operating-points-v2 = <&dsi_opp_table>;
+                               power-domains = <&rpmhpd SC8280XP_MMCX>;
+
+                               refgen-supply = <&refgen>;
+
+                               phys = <&mdss1_dsi0_phy>;
+                               phy-names = "dsi";
+
+                               #address-cells = <1>;
+                               #size-cells = <0>;
+
+                               status = "disabled";
+
+                               ports {
+                                       #address-cells = <1>;
+                                       #size-cells = <0>;
+
+                                       port@0 {
+                                               reg = <0>;
+
+                                               mdss1_dsi0_in: endpoint {
+                                                       remote-endpoint = <&mdss1_intf1_out>;
+                                               };
+                                       };
+
+                                       port@1 {
+                                               reg = <1>;
+
+                                               mdss1_dsi0_out: endpoint {
+                                               };
+                                       };
+                               };
+                       };
+
+                       mdss1_dsi0_phy: phy@22094400 {
+                               compatible = "qcom,sc8280xp-dsi-phy-5nm",
+                                            "qcom,sa8775p-dsi-phy-5nm";
+                               reg = <0 0x22094400 0 0x200>,
+                                     <0 0x22094600 0 0x280>,
+                                     <0 0x22094900 0 0x280>;
+                               reg-names = "dsi_phy",
+                                           "dsi_phy_lane",
+                                           "dsi_pll";
+
+                               #clock-cells = <1>;
+                               #phy-cells = <0>;
+
+                               clocks = <&dispcc1 DISP_CC_MDSS_AHB_CLK>,
+                                        <&rpmhcc RPMH_CXO_CLK>;
+                               clock-names = "iface", "ref";
+
+                               status = "disabled";
+                       };
+
+                       mdss1_dsi1: dsi@22096000 {
+                               compatible = "qcom,sc8280xp-dsi-ctrl",
+                                            "qcom,sa8775p-dsi-ctrl",
+                                            "qcom,mdss-dsi-ctrl";
+                               reg = <0 0x22096000 0 0x400>;
+                               reg-names = "dsi_ctrl";
+
+                               interrupt-parent = <&mdss1>;
+                               interrupts = <5>;
+
+                               clocks = <&dispcc1 DISP_CC_MDSS_BYTE1_CLK>,
+                                        <&dispcc1 DISP_CC_MDSS_BYTE1_INTF_CLK>,
+                                        <&dispcc1 DISP_CC_MDSS_PCLK1_CLK>,
+                                        <&dispcc1 DISP_CC_MDSS_ESC1_CLK>,
+                                        <&dispcc1 DISP_CC_MDSS_AHB_CLK>,
+                                        <&gcc GCC_DISP_HF_AXI_CLK>;
+                               clock-names = "byte",
+                                             "byte_intf",
+                                             "pixel",
+                                             "core",
+                                             "iface",
+                                             "bus";
+
+                               assigned-clocks = <&dispcc1 DISP_CC_MDSS_BYTE1_CLK_SRC>,
+                                                 <&dispcc1 DISP_CC_MDSS_PCLK1_CLK_SRC>;
+                               assigned-clock-parents = <&mdss1_dsi1_phy DSI_BYTE_PLL_CLK>,
+                                                        <&mdss1_dsi1_phy DSI_PIXEL_PLL_CLK>;
+
+                               operating-points-v2 = <&dsi_opp_table>;
+                               power-domains = <&rpmhpd SC8280XP_MMCX>;
+
+                               refgen-supply = <&refgen>;
+
+                               phys = <&mdss1_dsi1_phy>;
+                               phy-names = "dsi";
+
+                               #address-cells = <1>;
+                               #size-cells = <0>;
+
+                               status = "disabled";
+
+                               ports {
+                                       #address-cells = <1>;
+                                       #size-cells = <0>;
+
+                                       port@0 {
+                                               reg = <0>;
+
+                                               mdss1_dsi1_in: endpoint {
+                                                       remote-endpoint = <&mdss1_intf2_out>;
+                                               };
+                                       };
+
+                                       port@1 {
+                                               reg = <1>;
+
+                                               mdss1_dsi1_out: endpoint {
+                                               };
+                                       };
+                               };
+                       };
+
+                       mdss1_dsi1_phy: phy@22096400 {
+                               compatible = "qcom,sc8280xp-dsi-phy-5nm",
+                                            "qcom,sa8775p-dsi-phy-5nm";
+                               reg = <0 0x22096400 0 0x200>,
+                                     <0 0x22096600 0 0x280>,
+                                     <0 0x22096900 0 0x280>;
+                               reg-names = "dsi_phy",
+                                           "dsi_phy_lane",
+                                           "dsi_pll";
+
+                               #clock-cells = <1>;
+                               #phy-cells = <0>;
+
+                               clocks = <&dispcc1 DISP_CC_MDSS_AHB_CLK>,
+                                        <&rpmhcc RPMH_CXO_CLK>;
+                               clock-names = "iface", "ref";
+
+                               status = "disabled";
+                       };
+
                        mdss1_dp1: displayport-controller@22098000 {
                                compatible = "qcom,sc8280xp-dp";
                                reg = <0 0x22098000 0 0x200>,
                                 <&mdss1_dp2_phy 1>,
                                 <&mdss1_dp3_phy 0>,
                                 <&mdss1_dp3_phy 1>,
-                                <0>,
-                                <0>,
-                                <0>,
-                                <0>;
+                                <&mdss1_dsi0_phy DSI_BYTE_PLL_CLK>,
+                                <&mdss1_dsi0_phy DSI_PIXEL_PLL_CLK>,
+                                <&mdss1_dsi1_phy DSI_BYTE_PLL_CLK>,
+                                <&mdss1_dsi1_phy DSI_PIXEL_PLL_CLK>;
                        power-domains = <&rpmhpd SC8280XP_MMCX>;
 
                        #clock-cells = <1>;