arm64: dts: qcom: sdm670: add display subsystem
authorRichard Acayan <mailingradian@gmail.com>
Tue, 17 Oct 2023 02:18:13 +0000 (22:18 -0400)
committerBjorn Andersson <andersson@kernel.org>
Sun, 17 Dec 2023 17:35:15 +0000 (11:35 -0600)
The Snapdragon 670 has a display subsystem for controlling and
outputting to the display. Add support for it in the device tree.

Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Signed-off-by: Richard Acayan <mailingradian@gmail.com>
Link: https://lore.kernel.org/r/20231017021805.1083350-15-mailingradian@gmail.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
arch/arm64/boot/dts/qcom/sdm670.dtsi

index 1066205235802efc2333e8393bbdae4ec7056cdc..303082fd25b867d5ec0b74d8af4a3ab30dce4193 100644 (file)
@@ -6,6 +6,7 @@
  * Copyright (c) 2022, Richard Acayan. All rights reserved.
  */
 
+#include <dt-bindings/clock/qcom,dispcc-sdm845.h>
 #include <dt-bindings/clock/qcom,gcc-sdm845.h>
 #include <dt-bindings/clock/qcom,rpmh.h>
 #include <dt-bindings/dma/qcom-gpi.h>
                };
        };
 
+       dsi_opp_table: opp-table-dsi {
+               compatible = "operating-points-v2";
+
+               opp-19200000 {
+                       opp-hz = /bits/ 64 <19200000>;
+                       required-opps = <&rpmhpd_opp_min_svs>;
+               };
+
+               opp-180000000 {
+                       opp-hz = /bits/ 64 <180000000>;
+                       required-opps = <&rpmhpd_opp_low_svs>;
+               };
+
+               opp-275000000 {
+                       opp-hz = /bits/ 64 <275000000>;
+                       required-opps = <&rpmhpd_opp_svs>;
+               };
+
+               opp-358000000 {
+                       opp-hz = /bits/ 64 <358000000>;
+                       required-opps = <&rpmhpd_opp_svs_l1>;
+               };
+       };
+
        psci {
                compatible = "arm,psci-1.0";
                method = "smc";
                        #interrupt-cells = <4>;
                };
 
+               mdss: display-subsystem@ae00000 {
+                       compatible = "qcom,sdm670-mdss";
+                       reg = <0 0x0ae00000 0 0x1000>;
+                       reg-names = "mdss";
+
+                       power-domains = <&dispcc MDSS_GDSC>;
+
+                       clocks = <&dispcc DISP_CC_MDSS_AHB_CLK>,
+                                <&dispcc DISP_CC_MDSS_MDP_CLK>;
+                       clock-names = "iface", "core";
+
+                       interrupts = <GIC_SPI 83 IRQ_TYPE_LEVEL_HIGH>;
+                       interrupt-controller;
+                       #interrupt-cells = <1>;
+
+                       interconnects = <&mmss_noc MASTER_MDP_PORT0 0 &mem_noc SLAVE_EBI_CH0 0>,
+                                       <&mmss_noc MASTER_MDP_PORT1 0 &mem_noc SLAVE_EBI_CH0 0>;
+                       interconnect-names = "mdp0-mem", "mdp1-mem";
+
+                       iommus = <&apps_smmu 0x880 0x8>,
+                                <&apps_smmu 0xc80 0x8>;
+
+                       #address-cells = <2>;
+                       #size-cells = <2>;
+                       ranges;
+
+                       status = "disabled";
+
+                       mdss_mdp: display-controller@ae01000 {
+                               compatible = "qcom,sdm670-dpu";
+                               reg = <0 0x0ae01000 0 0x8f000>,
+                                     <0 0x0aeb0000 0 0x2008>;
+                               reg-names = "mdp", "vbif";
+
+                               clocks = <&gcc GCC_DISP_AXI_CLK>,
+                                        <&dispcc DISP_CC_MDSS_AHB_CLK>,
+                                        <&dispcc DISP_CC_MDSS_AXI_CLK>,
+                                        <&dispcc DISP_CC_MDSS_MDP_CLK>,
+                                        <&dispcc DISP_CC_MDSS_VSYNC_CLK>;
+                               clock-names = "gcc-bus", "iface", "bus", "core", "vsync";
+
+                               assigned-clocks = <&dispcc DISP_CC_MDSS_VSYNC_CLK>;
+                               assigned-clock-rates = <19200000>;
+                               operating-points-v2 = <&mdp_opp_table>;
+                               power-domains = <&rpmhpd SDM670_CX>;
+
+                               interrupt-parent = <&mdss>;
+                               interrupts = <0>;
+
+                               ports {
+                                       #address-cells = <1>;
+                                       #size-cells = <0>;
+
+                                       port@0 {
+                                               reg = <0>;
+                                               dpu_intf0_out: endpoint {
+                                                       remote-endpoint = <&mdss_dsi0_in>;
+                                               };
+                                       };
+
+                                       port@1 {
+                                               reg = <1>;
+                                               dpu_intf1_out: endpoint {
+                                                       remote-endpoint = <&mdss_dsi1_in>;
+                                               };
+                                       };
+                               };
+
+                               mdp_opp_table: opp-table {
+                                       compatible = "operating-points-v2";
+
+                                       opp-19200000 {
+                                               opp-hz = /bits/ 64 <19200000>;
+                                               required-opps = <&rpmhpd_opp_min_svs>;
+                                       };
+
+                                       opp-171428571 {
+                                               opp-hz = /bits/ 64 <171428571>;
+                                               required-opps = <&rpmhpd_opp_low_svs>;
+                                       };
+
+                                       opp-358000000 {
+                                               opp-hz = /bits/ 64 <358000000>;
+                                               required-opps = <&rpmhpd_opp_svs_l1>;
+                                       };
+
+                                       opp-430000000 {
+                                               opp-hz = /bits/ 64 <430000000>;
+                                               required-opps = <&rpmhpd_opp_nom>;
+                                       };
+                               };
+                       };
+
+                       mdss_dsi0: dsi@ae94000 {
+                               compatible = "qcom,sdm670-dsi-ctrl",
+                                            "qcom,mdss-dsi-ctrl";
+                               reg = <0 0x0ae94000 0 0x400>;
+                               reg-names = "dsi_ctrl";
+
+                               interrupt-parent = <&mdss>;
+                               interrupts = <4>;
+
+                               clocks = <&dispcc DISP_CC_MDSS_BYTE0_CLK>,
+                                        <&dispcc DISP_CC_MDSS_BYTE0_INTF_CLK>,
+                                        <&dispcc DISP_CC_MDSS_PCLK0_CLK>,
+                                        <&dispcc DISP_CC_MDSS_ESC0_CLK>,
+                                        <&dispcc DISP_CC_MDSS_AHB_CLK>,
+                                        <&dispcc DISP_CC_MDSS_AXI_CLK>;
+                               clock-names = "byte",
+                                             "byte_intf",
+                                             "pixel",
+                                             "core",
+                                             "iface",
+                                             "bus";
+                               assigned-clocks = <&dispcc DISP_CC_MDSS_BYTE0_CLK_SRC>,
+                                                 <&dispcc DISP_CC_MDSS_PCLK0_CLK_SRC>;
+                               assigned-clock-parents = <&mdss_dsi0_phy 0>,
+                                                        <&mdss_dsi0_phy 1>;
+
+                               operating-points-v2 = <&dsi_opp_table>;
+                               power-domains = <&rpmhpd SDM670_CX>;
+
+                               phys = <&mdss_dsi0_phy>;
+
+                               #address-cells = <1>;
+                               #size-cells = <0>;
+
+                               status = "disabled";
+
+                               ports {
+                                       #address-cells = <1>;
+                                       #size-cells = <0>;
+
+                                       port@0 {
+                                               reg = <0>;
+                                               mdss_dsi0_in: endpoint {
+                                                       remote-endpoint = <&dpu_intf0_out>;
+                                               };
+                                       };
+
+                                       port@1 {
+                                               reg = <1>;
+                                               mdss_dsi0_out: endpoint {
+                                               };
+                                       };
+                               };
+                       };
+
+                       mdss_dsi0_phy: phy@ae94400 {
+                               compatible = "qcom,dsi-phy-10nm";
+                               reg = <0 0x0ae94400 0 0x200>,
+                                     <0 0x0ae94600 0 0x280>,
+                                     <0 0x0ae94a00 0 0x1e0>;
+                               reg-names = "dsi_phy",
+                                           "dsi_phy_lane",
+                                           "dsi_pll";
+
+                               #clock-cells = <1>;
+                               #phy-cells = <0>;
+
+                               clocks = <&dispcc DISP_CC_MDSS_AHB_CLK>,
+                                        <&rpmhcc RPMH_CXO_CLK>;
+                               clock-names = "iface", "ref";
+
+                               status = "disabled";
+                       };
+
+                       mdss_dsi1: dsi@ae96000 {
+                               compatible = "qcom,sdm670-dsi-ctrl",
+                                            "qcom,mdss-dsi-ctrl";
+                               reg = <0 0x0ae96000 0 0x400>;
+                               reg-names = "dsi_ctrl";
+
+                               interrupt-parent = <&mdss>;
+                               interrupts = <5>;
+
+                               clocks = <&dispcc DISP_CC_MDSS_BYTE1_CLK>,
+                                        <&dispcc DISP_CC_MDSS_BYTE1_INTF_CLK>,
+                                        <&dispcc DISP_CC_MDSS_PCLK1_CLK>,
+                                        <&dispcc DISP_CC_MDSS_ESC1_CLK>,
+                                        <&dispcc DISP_CC_MDSS_AHB_CLK>,
+                                        <&dispcc DISP_CC_MDSS_AXI_CLK>;
+                               clock-names = "byte",
+                                             "byte_intf",
+                                             "pixel",
+                                             "core",
+                                             "iface",
+                                             "bus";
+                               assigned-clocks = <&dispcc DISP_CC_MDSS_BYTE1_CLK_SRC>,
+                                                 <&dispcc DISP_CC_MDSS_PCLK1_CLK_SRC>;
+                               assigned-clock-parents = <&mdss_dsi1_phy 0>, <&mdss_dsi1_phy 1>;
+
+                               operating-points-v2 = <&dsi_opp_table>;
+                               power-domains = <&rpmhpd SDM670_CX>;
+
+                               phys = <&mdss_dsi1_phy>;
+
+                               #address-cells = <1>;
+                               #size-cells = <0>;
+
+                               status = "disabled";
+
+                               ports {
+                                       #address-cells = <1>;
+                                       #size-cells = <0>;
+
+                                       port@0 {
+                                               reg = <0>;
+                                               mdss_dsi1_in: endpoint {
+                                                       remote-endpoint = <&dpu_intf1_out>;
+                                               };
+                                       };
+
+                                       port@1 {
+                                               reg = <1>;
+                                               mdss_dsi1_out: endpoint {
+                                               };
+                                       };
+                               };
+                       };
+
+                       mdss_dsi1_phy: phy@ae96400 {
+                               compatible = "qcom,dsi-phy-10nm";
+                               reg = <0 0x0ae96400 0 0x200>,
+                                     <0 0x0ae96600 0 0x280>,
+                                     <0 0x0ae96a00 0 0x10e>;
+                               reg-names = "dsi_phy",
+                                           "dsi_phy_lane",
+                                           "dsi_pll";
+
+                               #clock-cells = <1>;
+                               #phy-cells = <0>;
+
+                               clocks = <&dispcc DISP_CC_MDSS_AHB_CLK>,
+                                        <&rpmhcc RPMH_CXO_CLK>;
+                               clock-names = "iface", "ref";
+
+                               status = "disabled";
+                       };
+               };
+
+               dispcc: clock-controller@af00000 {
+                       compatible = "qcom,sdm845-dispcc";
+                       reg = <0 0x0af00000 0 0x10000>;
+                       clocks = <&rpmhcc RPMH_CXO_CLK>,
+                                <&gcc GCC_DISP_GPLL0_CLK_SRC>,
+                                <&gcc GCC_DISP_GPLL0_DIV_CLK_SRC>,
+                                <&mdss_dsi0_phy 0>,
+                                <&mdss_dsi0_phy 1>,
+                                <&mdss_dsi1_phy 0>,
+                                <&mdss_dsi1_phy 1>,
+                                <0>,
+                                <0>;
+                       clock-names = "bi_tcxo",
+                                     "gcc_disp_gpll0_clk_src",
+                                     "gcc_disp_gpll0_div_clk_src",
+                                     "dsi0_phy_pll_out_byteclk",
+                                     "dsi0_phy_pll_out_dsiclk",
+                                     "dsi1_phy_pll_out_byteclk",
+                                     "dsi1_phy_pll_out_dsiclk",
+                                     "dp_link_clk_divsel_ten",
+                                     "dp_vco_divided_clk_src_mux";
+                       #clock-cells = <1>;
+                       #reset-cells = <1>;
+                       #power-domain-cells = <1>;
+               };
+
                apps_smmu: iommu@15000000 {
                        compatible = "qcom,sdm670-smmu-500", "qcom,smmu-500", "arm,mmu-500";
                        reg = <0 0x15000000 0 0x80000>;