Add display controller subsystem in i.MX8qxp SoC.

Signed-off-by: Liu Ying <victor....@nxp.com>
---
v2:
* New patch. (Krzysztof)

 .../arm64/boot/dts/freescale/imx8-ss-dc0.dtsi | 408 ++++++++++++++++++
 .../boot/dts/freescale/imx8qxp-ss-dc.dtsi     | 236 ++++++++++
 arch/arm64/boot/dts/freescale/imx8qxp.dtsi    |  25 +-
 3 files changed, 668 insertions(+), 1 deletion(-)
 create mode 100644 arch/arm64/boot/dts/freescale/imx8-ss-dc0.dtsi
 create mode 100644 arch/arm64/boot/dts/freescale/imx8qxp-ss-dc.dtsi

diff --git a/arch/arm64/boot/dts/freescale/imx8-ss-dc0.dtsi 
b/arch/arm64/boot/dts/freescale/imx8-ss-dc0.dtsi
new file mode 100644
index 000000000000..0db345204b89
--- /dev/null
+++ b/arch/arm64/boot/dts/freescale/imx8-ss-dc0.dtsi
@@ -0,0 +1,408 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2024 NXP
+ */
+
+#include <dt-bindings/clock/imx8-lpcg.h>
+#include <dt-bindings/firmware/imx/rsrc.h>
+#include <dt-bindings/interrupt-controller/arm-gic.h>
+
+dc0_axi_ext_clk: clock-dc0-axi-ext {
+       compatible = "fixed-clock";
+       #clock-cells = <0>;
+       clock-frequency = <800000000>;
+       clock-output-names = "dc0_axi_ext_clk";
+};
+
+dc0_axi_int_clk: clock-dc0-axi-int {
+       compatible = "fixed-clock";
+       #clock-cells = <0>;
+       clock-frequency = <400000000>;
+       clock-output-names = "dc0_axi_int_clk";
+};
+
+dc0_cfg_clk: clock-dc0-cfg {
+       compatible = "fixed-clock";
+       #clock-cells = <0>;
+       clock-frequency = <100000000>;
+       clock-output-names = "dc0_cfg_clk";
+};
+
+dc0_subsys: bus@56000000 {
+       compatible = "simple-bus";
+       #address-cells = <1>;
+       #size-cells = <1>;
+       ranges = <0x56000000 0x0 0x56000000 0x1000000>;
+
+       dc0_irqsteer: interrupt-controller@56000000 {
+               compatible = "fsl,imx-irqsteer";
+               reg = <0x56000000 0x1000>;
+               interrupt-controller;
+               interrupt-parent = <&gic>;
+               #interrupt-cells = <1>;
+               interrupts = <GIC_SPI 40 IRQ_TYPE_LEVEL_HIGH>,
+                            <GIC_SPI 41 IRQ_TYPE_LEVEL_HIGH>,
+                            <GIC_SPI 42 IRQ_TYPE_LEVEL_HIGH>,
+                            <GIC_SPI 43 IRQ_TYPE_LEVEL_HIGH>,
+                            <GIC_SPI 44 IRQ_TYPE_LEVEL_HIGH>,
+                            <GIC_SPI 45 IRQ_TYPE_LEVEL_HIGH>,
+                            <GIC_SPI 46 IRQ_TYPE_LEVEL_HIGH>,
+                            <GIC_SPI 47 IRQ_TYPE_LEVEL_HIGH>;
+               clocks = <&dc0_lis_lpcg IMX_LPCG_CLK_4>;
+               clock-names = "ipg";
+               fsl,channel = <0>;
+               fsl,num-irqs = <512>;
+       };
+
+       dc0_disp_lpcg: clock-controller@56010000 {
+               reg = <0x56010000 0x4>;
+               #clock-cells = <1>;
+               clocks = <&clk IMX_SC_R_DC_0 IMX_SC_PM_CLK_MISC0>,
+                        <&clk IMX_SC_R_DC_0 IMX_SC_PM_CLK_MISC1>;
+               clock-indices = <IMX_LPCG_CLK_0>, <IMX_LPCG_CLK_1>;
+               clock-output-names = "dc0_disp0_lpcg_clk", "dc0_disp1_lpcg_clk";
+               power-domains = <&pd IMX_SC_R_DC_0>;
+       };
+
+       dc0_lis_lpcg: clock-controller@56010004 {
+               reg = <0x56010004 0x4>;
+               #clock-cells = <1>;
+               clocks = <&dc0_cfg_clk>;
+               clock-indices = <IMX_LPCG_CLK_4>;
+               clock-output-names = "dc0_lis_lpcg_ipg_clk";
+               power-domains = <&pd IMX_SC_R_DC_0>;
+       };
+
+       dc0_disp_ctrl_link_mst0_lpcg: clock-controller@56010008 {
+               reg = <0x56010008 0x4>;
+               #clock-cells = <1>;
+               clocks = <&dc0_cfg_clk>;
+               clock-indices = <IMX_LPCG_CLK_4>;
+               clock-output-names = "dc0_disp_ctrl_link_mst0_lpcg_msi_clk";
+               power-domains = <&pd IMX_SC_R_DC_0>;
+       };
+
+       dc0_pixel_combiner_lpcg: clock-controller@56010010 {
+               reg = <0x56010010 0x4>;
+               #clock-cells = <1>;
+               clocks = <&dc0_cfg_clk>;
+               clock-indices = <IMX_LPCG_CLK_4>;
+               clock-output-names = "dc0_pixel_combiner_lpcg_apb_clk";
+               power-domains = <&pd IMX_SC_R_DC_0>;
+       };
+
+       dc0_lpcg: clock-controller@56010014 {
+               reg = <0x56010014 0x4>;
+               #clock-cells = <1>;
+               clocks = <&dc0_cfg_clk>, <&dc0_axi_int_clk>;
+               clock-indices = <IMX_LPCG_CLK_4>, <IMX_LPCG_CLK_5>;
+               clock-output-names = "dc0_lpcg_cfg_clk",
+                                    "dc0_lpcg_axi_clk";
+               power-domains = <&pd IMX_SC_R_DC_0>;
+       };
+
+       dc0_pc: pixel-combiner@56020000 {
+               #address-cells = <1>;
+               #size-cells = <0>;
+               reg = <0x56020000 0x10000>;
+               clocks = <&dc0_pixel_combiner_lpcg IMX_LPCG_CLK_4>;
+               clock-names = "apb";
+               power-domains = <&pd IMX_SC_R_DC_0>;
+               status = "disabled";
+
+               channel@0 {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       reg = <0>;
+                       status = "disabled";
+
+                       port@0 {
+                               reg = <0>;
+
+                               dc0_pixel_combiner_ch0_dc0_disp0: endpoint {
+                                       remote-endpoint = 
<&dc0_disp0_dc0_pixel_combiner_ch0>;
+                               };
+                       };
+
+                       port@1 {
+                               reg = <1>;
+
+                               dc0_pixel_combiner_ch0_dc0_pixel_link0: 
endpoint {
+                                       remote-endpoint = 
<&dc0_pixel_link0_dc0_pixel_combiner_ch0>;
+                               };
+                       };
+               };
+
+               channel@1 {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+                       reg = <1>;
+                       status = "disabled";
+
+                       port@0 {
+                               reg = <0>;
+
+                               dc0_pixel_combiner_ch1_dc0_disp1: endpoint {
+                                       remote-endpoint = 
<&dc0_disp1_dc0_pixel_combiner_ch1>;
+                               };
+                       };
+
+                       port@1 {
+                               reg = <1>;
+
+                               dc0_pixel_combiner_ch1_dc0_pixel_link1: 
endpoint {
+                                       remote-endpoint = 
<&dc0_pixel_link1_dc0_pixel_combiner_ch1>;
+                               };
+                       };
+               };
+       };
+
+       dc0: display-controller@56180000 {
+               reg = <0x56180000 0x40000>;
+               clocks = <&dc0_lpcg IMX_LPCG_CLK_4>;
+               power-domains = <&pd IMX_SC_R_DC_0>;
+               #address-cells = <1>;
+               #size-cells = <1>;
+               ranges;
+               status = "disabled";
+
+               dc0_intc: interrupt-controller@56180040 {
+                       reg = <0x56180040 0x60>;
+                       clocks = <&dc0_lpcg IMX_LPCG_CLK_5>;
+                       interrupt-controller;
+                       interrupt-parent = <&dc0_irqsteer>;
+                       #interrupt-cells = <1>;
+                       interrupts = <448>, <449>, <450>,  <64>,
+                                     <65>,  <66>,  <67>,  <68>,
+                                     <69>,  <70>, <193>, <194>,
+                                    <195>, <196>, <197>,  <72>,
+                                     <73>,  <74>,  <75>,  <76>,
+                                     <77>,  <78>,  <79>,  <80>,
+                                     <81>, <199>, <200>, <201>,
+                                    <202>, <203>, <204>, <205>,
+                                    <206>, <207>, <208>,   <5>,
+                                      <0>,   <1>,   <2>,   <3>,
+                                      <4>,  <82>,  <83>,  <84>,
+                                     <85>, <209>, <210>, <211>,
+                                    <212>;
+                       interrupt-names = "store9_shdload",
+                                         "store9_framecomplete",
+                                         "store9_seqcomplete",
+                                         "extdst0_shdload",
+                                         "extdst0_framecomplete",
+                                         "extdst0_seqcomplete",
+                                         "extdst4_shdload",
+                                         "extdst4_framecomplete",
+                                         "extdst4_seqcomplete",
+                                         "extdst1_shdload",
+                                         "extdst1_framecomplete",
+                                         "extdst1_seqcomplete",
+                                         "extdst5_shdload",
+                                         "extdst5_framecomplete",
+                                         "extdst5_seqcomplete",
+                                         "disengcfg_shdload0",
+                                         "disengcfg_framecomplete0",
+                                         "disengcfg_seqcomplete0",
+                                         "framegen0_int0",
+                                         "framegen0_int1",
+                                         "framegen0_int2",
+                                         "framegen0_int3",
+                                         "sig0_shdload",
+                                         "sig0_valid",
+                                         "sig0_error",
+                                         "disengcfg_shdload1",
+                                         "disengcfg_framecomplete1",
+                                         "disengcfg_seqcomplete1",
+                                         "framegen1_int0",
+                                         "framegen1_int1",
+                                         "framegen1_int2",
+                                         "framegen1_int3",
+                                         "sig1_shdload",
+                                         "sig1_valid",
+                                         "sig1_error",
+                                         "reserved",
+                                         "cmdseq_error",
+                                         "comctrl_sw0",
+                                         "comctrl_sw1",
+                                         "comctrl_sw2",
+                                         "comctrl_sw3",
+                                         "framegen0_primsync_on",
+                                         "framegen0_primsync_off",
+                                         "framegen0_secsync_on",
+                                         "framegen0_secsync_off",
+                                         "framegen1_primsync_on",
+                                         "framegen1_primsync_off",
+                                         "framegen1_secsync_on",
+                                         "framegen1_secsync_off";
+               };
+
+               dc0_pixel_engine: pixel-engine@56180800 {
+                       reg = <0x56180800 0xac00>;
+                       clocks = <&dc0_lpcg IMX_LPCG_CLK_5>;
+                       #address-cells = <1>;
+                       #size-cells = <1>;
+                       ranges;
+
+                       dc0_constframe0: constframe@56180960 {
+                               reg = <0x56180960 0xc>, <0x56184400 0x20>;
+                               reg-names = "pec", "cfg";
+                       };
+
+                       dc0_extdst0: extdst@56180980 {
+                               reg = <0x56180980 0x1c>, <0x56184800 0x28>;
+                               reg-names = "pec", "cfg";
+                               interrupt-parent = <&dc0_intc>;
+                               interrupts = <3>, <4>, <5>;
+                               interrupt-names = "shdload", "framecomplete", 
"seqcomplete";
+                       };
+
+                       dc0_constframe4: constframe@561809a0 {
+                               reg = <0x561809a0 0xc>, <0x56184c00 0x20>;
+                               reg-names = "pec", "cfg";
+                       };
+
+                       dc0_extdst4: extdst@561809c0 {
+                               reg = <0x561809c0 0x1c>, <0x56185000 0x28>;
+                               reg-names = "pec", "cfg";
+                               interrupt-parent = <&dc0_intc>;
+                               interrupts = <6>, <7>, <8>;
+                               interrupt-names = "shdload", "framecomplete", 
"seqcomplete";
+                       };
+
+                       dc0_constframe1: constframe@561809e0 {
+                               reg = <0x561809e0 0xc>, <0x56185400 0x20>;
+                               reg-names = "pec", "cfg";
+                       };
+
+                       dc0_extdst1: extdst@56180a00 {
+                               reg = <0x56180a00 0x1c>, <0x56185800 0x28>;
+                               reg-names = "pec", "cfg";
+                               interrupt-parent = <&dc0_intc>;
+                               interrupts = <9>, <10>, <11>;
+                               interrupt-names = "shdload", "framecomplete", 
"seqcomplete";
+                       };
+
+                       dc0_constframe5: constframe@56180a20 {
+                               reg = <0x56180a20 0xc>, <0x56185c00 0x20>;
+                               reg-names = "pec", "cfg";
+                       };
+
+                       dc0_extdst5: extdst@56180a40 {
+                               reg = <0x56180a40 0x1c>, <0x56186000 0x28>;
+                               reg-names = "pec", "cfg";
+                               interrupt-parent = <&dc0_intc>;
+                               interrupts = <12>, <13>, <14>;
+                               interrupt-names = "shdload", "framecomplete", 
"seqcomplete";
+                       };
+
+                       dc0_fetchwarp2: fetchwarp@56180a60 {
+                               reg = <0x56180a60 0x10>, <0x56186400 0x190>;
+                               reg-names = "pec", "cfg";
+                       };
+
+                       dc0_fetchlayer0: fetchlayer@56180ac0 {
+                               reg = <0x56180ac0 0xc>, <0x56188400 0x404>;
+                               reg-names = "pec", "cfg";
+                       };
+
+                       dc0_layerblend0: layerblend@56180ba0 {
+                               reg = <0x56180ba0 0x10>, <0x5618a400 0x20>;
+                               reg-names = "pec", "cfg";
+                       };
+
+                       dc0_layerblend1: layerblend@56180bc0 {
+                               reg = <0x56180bc0 0x10>, <0x5618a800 0x20>;
+                               reg-names = "pec", "cfg";
+                       };
+
+                       dc0_layerblend2: layerblend@56180be0 {
+                               reg = <0x56180be0 0x10>, <0x5618ac00 0x20>;
+                               reg-names = "pec", "cfg";
+                       };
+
+                       dc0_layerblend3: layerblend@56180c00 {
+                               reg = <0x56180c00 0x10>, <0x5618b000 0x20>;
+                               reg-names = "pec", "cfg";
+                       };
+               };
+
+               dc0_display_engine0: display-engine@5618b400 {
+                       reg = <0x5618b400 0x14>, <0x5618b800 0x1c00>;
+                       reg-names = "top", "cfg";
+                       interrupt-parent = <&dc0_intc>;
+                       interrupts = <15>, <16>, <17>;
+                       interrupt-names = "shdload", "framecomplete", 
"seqcomplete";
+                       power-domains = <&pd IMX_SC_R_DC_0_PLL_0>;
+                       #address-cells = <1>;
+                       #size-cells = <1>;
+                       ranges;
+
+                       dc0_framegen0: framegen@5618b800 {
+                               reg = <0x5618b800 0x98>;
+                               clocks = <&dc0_disp_lpcg IMX_LPCG_CLK_0>;
+                               interrupt-parent = <&dc0_intc>;
+                               interrupts = <18>, <19>, <20>, <21>,
+                                            <41>, <42>, <43>, <44>;
+                               interrupt-names = "int0", "int1", "int2", 
"int3",
+                                                 "primsync_on", "primsync_off",
+                                                 "secsync_on", "secsync_off";
+                       };
+
+                       dc0_tcon0: tcon@5618c800 {
+                               reg = <0x5618c800 0x588>;
+
+                               port {
+                                       dc0_disp0_dc0_pixel_combiner_ch0: 
endpoint {
+                                               remote-endpoint = 
<&dc0_pixel_combiner_ch0_dc0_disp0>;
+                                       };
+                               };
+                       };
+               };
+
+               dc0_display_engine1: display-engine@5618b420 {
+                       reg = <0x5618b420 0x14>, <0x5618d400 0x1c00>;
+                       reg-names = "top", "cfg";
+                       interrupt-parent = <&dc0_intc>;
+                       interrupts = <25>, <26>, <27>;
+                       interrupt-names = "shdload", "framecomplete", 
"seqcomplete";
+                       power-domains = <&pd IMX_SC_R_DC_0_PLL_1>;
+                       #address-cells = <1>;
+                       #size-cells = <1>;
+                       ranges;
+
+                       dc0_framegen1: framegen@5618d400 {
+                               reg = <0x5618d400 0x98>;
+                               clocks = <&dc0_disp_lpcg IMX_LPCG_CLK_1>;
+                               interrupt-parent = <&dc0_intc>;
+                               interrupts = <28>, <29>, <30>, <31>,
+                                            <45>, <46>, <47>, <48>;
+                               interrupt-names = "int0", "int1", "int2", 
"int3",
+                                                 "primsync_on", "primsync_off",
+                                                 "secsync_on", "secsync_off";
+                       };
+
+                       dc0_tcon1: tcon@5618e400 {
+                               reg = <0x5618e400 0x588>;
+
+                               port {
+                                       dc0_disp1_dc0_pixel_combiner_ch1: 
endpoint {
+                                               remote-endpoint = 
<&dc0_pixel_combiner_ch1_dc0_disp1>;
+                                       };
+                               };
+                       };
+               };
+       };
+
+       dc0_pl_msi_bus: bus@56200000 {
+               reg = <0x56200000 0x100000>;
+               #address-cells = <1>;
+               #size-cells = <1>;
+               interrupt-parent = <&dc0_irqsteer>;
+               interrupts = <320>;
+               ranges;
+               clocks = <&dc0_disp_ctrl_link_mst0_lpcg IMX_LPCG_CLK_4>,
+                        <&dc0_disp_ctrl_link_mst0_lpcg IMX_LPCG_CLK_4>;
+               clock-names = "msi", "ahb";
+               power-domains = <&pd IMX_SC_R_DC_0>;
+       };
+};
diff --git a/arch/arm64/boot/dts/freescale/imx8qxp-ss-dc.dtsi 
b/arch/arm64/boot/dts/freescale/imx8qxp-ss-dc.dtsi
new file mode 100644
index 000000000000..299720d8c99e
--- /dev/null
+++ b/arch/arm64/boot/dts/freescale/imx8qxp-ss-dc.dtsi
@@ -0,0 +1,236 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2024 NXP
+ */
+
+&dc0 {
+       compatible = "fsl,imx8qxp-dc";
+};
+
+&dc0_constframe0 {
+       compatible = "fsl,imx8qxp-dc-constframe";
+};
+
+&dc0_constframe1 {
+       compatible = "fsl,imx8qxp-dc-constframe";
+};
+
+&dc0_constframe4 {
+       compatible = "fsl,imx8qxp-dc-constframe";
+};
+
+&dc0_constframe5 {
+       compatible = "fsl,imx8qxp-dc-constframe";
+};
+
+&dc0_disp_ctrl_link_mst0_lpcg {
+       compatible = "fsl,imx8qxp-lpcg";
+};
+
+&dc0_disp_lpcg {
+       compatible = "fsl,imx8qxp-lpcg";
+};
+
+&dc0_display_engine0 {
+       compatible = "fsl,imx8qxp-dc-display-engine";
+};
+
+&dc0_display_engine1 {
+       compatible = "fsl,imx8qxp-dc-display-engine";
+};
+
+&dc0_extdst0 {
+       compatible = "fsl,imx8qxp-dc-extdst";
+};
+
+&dc0_extdst1 {
+       compatible = "fsl,imx8qxp-dc-extdst";
+};
+
+&dc0_extdst4 {
+       compatible = "fsl,imx8qxp-dc-extdst";
+};
+
+&dc0_extdst5 {
+       compatible = "fsl,imx8qxp-dc-extdst";
+};
+
+&dc0_fetchlayer0 {
+       compatible = "fsl,imx8qxp-dc-fetchlayer";
+};
+
+&dc0_fetchwarp2 {
+       compatible = "fsl,imx8qxp-dc-fetchwarp";
+};
+
+&dc0_framegen0 {
+       compatible = "fsl,imx8qxp-dc-framegen";
+};
+
+&dc0_framegen1 {
+       compatible = "fsl,imx8qxp-dc-framegen";
+};
+
+&dc0_intc {
+       compatible = "fsl,imx8qxp-dc-intc";
+};
+
+&dc0_layerblend0 {
+       compatible = "fsl,imx8qxp-dc-layerblend";
+};
+
+&dc0_layerblend1 {
+       compatible = "fsl,imx8qxp-dc-layerblend";
+};
+
+&dc0_layerblend2 {
+       compatible = "fsl,imx8qxp-dc-layerblend";
+};
+
+&dc0_layerblend3 {
+       compatible = "fsl,imx8qxp-dc-layerblend";
+};
+
+&dc0_lis_lpcg {
+       compatible = "fsl,imx8qxp-lpcg";
+};
+
+&dc0_lpcg {
+       compatible = "fsl,imx8qxp-lpcg";
+};
+
+&dc0_pc {
+       compatible = "fsl,imx8qxp-pixel-combiner";
+};
+
+&dc0_pixel_combiner_lpcg {
+       compatible = "fsl,imx8qxp-lpcg";
+};
+
+&dc0_pixel_engine {
+       compatible = "fsl,imx8qxp-dc-pixel-engine";
+};
+
+&dc0_pl_msi_bus {
+       compatible = "fsl,imx8qxp-display-pixel-link-msi-bus", "simple-pm-bus";
+};
+
+&dc0_tcon0 {
+       compatible = "fsl,imx8qxp-dc-tcon";
+};
+
+&dc0_tcon1 {
+       compatible = "fsl,imx8qxp-dc-tcon";
+};
+
+&scu {
+       dc0_pixel_link0: dc0-pixel-link0 {
+               compatible = "fsl,imx8qxp-dc-pixel-link";
+               fsl,dc-id = /bits/ 8 <0>;
+               fsl,dc-stream-id = /bits/ 8 <0>;
+               status = "disabled";
+
+               ports {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+
+                       /* from dc0 pixel combiner channel0 */
+                       port@0 {
+                               reg = <0>;
+
+                               dc0_pixel_link0_dc0_pixel_combiner_ch0: 
endpoint {
+                                       remote-endpoint = 
<&dc0_pixel_combiner_ch0_dc0_pixel_link0>;
+                               };
+                       };
+
+                       /* to PXL2DPIs in MIPI/LVDS combo subsystems */
+                       port@1 {
+                               #address-cells = <1>;
+                               #size-cells = <0>;
+                               reg = <1>;
+                               status = "disabled";
+
+                               dc0_pixel_link0_mipi_lvds_0_pxl2dpi: endpoint@0 
{
+                                       reg = <0>;
+                               };
+
+                               dc0_pixel_link0_mipi_lvds_1_pxl2dpi: endpoint@1 
{
+                                       reg = <1>;
+                               };
+                       };
+
+                       /* unused */
+                       port@2 {
+                               reg = <2>;
+                               status = "disabled";
+                       };
+
+                       /* unused */
+                       port@3 {
+                               reg = <3>;
+                               status = "disabled";
+                       };
+
+                       /* to imaging subsystem */
+                       port@4 {
+                               reg = <4>;
+                               status = "disabled";
+                       };
+               };
+       };
+
+       dc0_pixel_link1: dc0-pixel-link1 {
+               compatible = "fsl,imx8qxp-dc-pixel-link";
+               fsl,dc-id = /bits/ 8 <0>;
+               fsl,dc-stream-id = /bits/ 8 <1>;
+               status = "disabled";
+
+               ports {
+                       #address-cells = <1>;
+                       #size-cells = <0>;
+
+                       /* from dc0 pixel combiner channel1 */
+                       port@0 {
+                               reg = <0>;
+
+                               dc0_pixel_link1_dc0_pixel_combiner_ch1: 
endpoint {
+                                       remote-endpoint = 
<&dc0_pixel_combiner_ch1_dc0_pixel_link1>;
+                               };
+                       };
+
+                       /* to PXL2DPIs in MIPI/LVDS combo subsystems */
+                       port@1 {
+                               #address-cells = <1>;
+                               #size-cells = <0>;
+                               reg = <1>;
+                               status = "disabled";
+
+                               dc0_pixel_link1_mipi_lvds_1_pxl2dpi: endpoint@0 
{
+                                       reg = <0>;
+                               };
+
+                               dc0_pixel_link1_mipi_lvds_0_pxl2dpi: endpoint@1 
{
+                                       reg = <1>;
+                               };
+                       };
+
+                       /* to parallel display interface in ADMA subsystem */
+                       port@2 {
+                               reg = <2>;
+                               status = "disabled";
+                       };
+
+                       /* unused */
+                       port@3 {
+                               reg = <3>;
+                               status = "disabled";
+                       };
+
+                       /* unused */
+                       port@4 {
+                               reg = <4>;
+                               status = "disabled";
+                       };
+               };
+       };
+};
diff --git a/arch/arm64/boot/dts/freescale/imx8qxp.dtsi 
b/arch/arm64/boot/dts/freescale/imx8qxp.dtsi
index 0313f295de2e..c4e6f1a3ac0d 100644
--- a/arch/arm64/boot/dts/freescale/imx8qxp.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8qxp.dtsi
@@ -20,6 +20,27 @@ / {
        #size-cells = <2>;
 
        aliases {
+               dc0 = &dc0;
+               dc0-constframe0 = &dc0_constframe0;
+               dc0-constframe1 = &dc0_constframe1;
+               dc0-constframe4 = &dc0_constframe4;
+               dc0-constframe5 = &dc0_constframe5;
+               dc0-display-engine0 = &dc0_display_engine0;
+               dc0-display-engine1 = &dc0_display_engine1;
+               dc0-extdst0 = &dc0_extdst0;
+               dc0-extdst1 = &dc0_extdst1;
+               dc0-extdst4 = &dc0_extdst4;
+               dc0-extdst5 = &dc0_extdst5;
+               dc0-fetchlayer0 = &dc0_fetchlayer0;
+               dc0-fetchwarp2 = &dc0_fetchwarp2;
+               dc0-framegen0 = &dc0_framegen0;
+               dc0-framegen1 = &dc0_framegen1;
+               dc0-layerblend0 = &dc0_layerblend0;
+               dc0-layerblend1 = &dc0_layerblend1;
+               dc0-layerblend2 = &dc0_layerblend2;
+               dc0-layerblend3 = &dc0_layerblend3;
+               dc0-tcon0 = &dc0_tcon0;
+               dc0-tcon1 = &dc0_tcon1;
                ethernet0 = &fec1;
                ethernet1 = &fec2;
                gpio0 = &lsio_gpio0;
@@ -202,7 +223,7 @@ psci {
                method = "smc";
        };
 
-       system-controller {
+       scu: system-controller {
                compatible = "fsl,imx-scu";
                mbox-names = "tx0",
                             "rx0",
@@ -319,6 +340,7 @@ map0 {
        #include "imx8-ss-vpu.dtsi"
        #include "imx8-ss-cm40.dtsi"
        #include "imx8-ss-gpu0.dtsi"
+       #include "imx8-ss-dc0.dtsi"
        #include "imx8-ss-adma.dtsi"
        #include "imx8-ss-conn.dtsi"
        #include "imx8-ss-ddr.dtsi"
@@ -327,6 +349,7 @@ map0 {
 
 #include "imx8qxp-ss-img.dtsi"
 #include "imx8qxp-ss-vpu.dtsi"
+#include "imx8qxp-ss-dc.dtsi"
 #include "imx8qxp-ss-adma.dtsi"
 #include "imx8qxp-ss-conn.dtsi"
 #include "imx8qxp-ss-lsio.dtsi"
-- 
2.34.1

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