kernel/arch/arm64/boot/dts/sprd/sc9836.dtsi

   1 /*
   2  * Spreadtrum SC9836 SoC DTS file
   3  *
   4  * Copyright (C) 2014, Spreadtrum Communications Inc.
   5  *
   6  * This file is licensed under a dual GPLv2 or X11 license.
   7  */
   8
   9 #include "sharkl64.dtsi"
  10 #include <dt-bindings/interrupt-controller/arm-gic.h>
  11
  12 / {
  13         compatible = "sprd,sc9836";
  14
  15         cpus {
  16                 #address-cells = <2>;
  17                 #size-cells = <0>;
  18
  19                 cpu@0 {
  20                         device_type = "cpu";
  21                         compatible = "arm,cortex-a53", "arm,armv8";
  22                         reg = <0x0 0x0>;
  23                         enable-method = "psci";
  24                 };
  25
  26                 cpu@1 {
  27                         device_type = "cpu";
  28                         compatible = "arm,cortex-a53", "arm,armv8";
  29                         reg = <0x0 0x1>;
  30                         enable-method = "psci";
  31                 };
  32
  33                 cpu@2 {
  34                         device_type = "cpu";
  35                         compatible = "arm,cortex-a53", "arm,armv8";
  36                         reg = <0x0 0x2>;
  37                         enable-method = "psci";
  38                 };
  39
  40                 cpu@3 {
  41                         device_type = "cpu";
  42                         compatible = "arm,cortex-a53", "arm,armv8";
  43                         reg = <0x0 0x3>;
  44                         enable-method = "psci";
  45                 };
  46         };
  47
  48         etf@10003000 {
  49                 compatible = "arm,coresight-tmc", "arm,primecell";
  50                 reg = <0 0x10003000 0 0x1000>;
  51                 clocks = <&clk26mhz>;
  52                 clock-names = "apb_pclk";
  53                 port {
  54                         etf_in: endpoint {
  55                                 slave-mode;
  56                                 remote-endpoint = <&funnel_out_port0>;
  57                         };
  58                 };
  59         };
  60
  61         funnel@10001000 {
  62                 compatible = "arm,coresight-funnel", "arm,primecell";
  63                 reg = <0 0x10001000 0 0x1000>;
  64                 clocks = <&clk26mhz>;
  65                 clock-names = "apb_pclk";
  66                 ports {
  67                         #address-cells = <1>;
  68                         #size-cells = <0>;
  69
  70                         /* funnel output port */
  71                         port@0 {
  72                                 reg = <0>;
  73                                 funnel_out_port0: endpoint {
  74                                         remote-endpoint = <&etf_in>;
  75                                 };
  76                         };
  77
  78                         /* funnel input port 0~3 is reserved for ETMs */
  79                         port@1 {
  80                                 reg = <4>;
  81                                 funnel_in_port4: endpoint {
  82                                         slave-mode;
  83                                         remote-endpoint = <&stm_out>;
  84                                 };
  85                         };
  86                 };
  87         };
  88
  89         stm@10006000 {
  90                 compatible = "arm,coresight-stm", "arm,primecell";
  91                 reg = <0 0x10006000 0 0x1000>,
  92                       <0 0x01000000 0 0x180000>;
  93                 reg-names = "stm-base", "stm-stimulus-base";
  94                 clocks = <&clk26mhz>;
  95                 clock-names = "apb_pclk";
  96                 port {
  97                         stm_out: endpoint {
  98                                 remote-endpoint = <&funnel_in_port4>;
  99                         };
 100                 };
 101         };
 102
 103         gic: interrupt-controller@12001000 {
 104                 compatible = "arm,gic-400";
 105                 reg = <0 0x12001000 0 0x1000>,
 106                       <0 0x12002000 0 0x2000>,
 107                       <0 0x12004000 0 0x2000>,
 108                       <0 0x12006000 0 0x2000>;
 109                 #interrupt-cells = <3>;
 110                 interrupt-controller;
 111                 interrupts = <GIC_PPI 9 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>;
 112         };
 113
 114         psci {
 115                 compatible      = "arm,psci";
 116                 method          = "smc";
 117                 cpu_on          = <0xc4000003>;
 118                 cpu_off         = <0x84000002>;
 119                 cpu_suspend     = <0xc4000001>;
 120         };
 121
 122         timer {
 123                 compatible = "arm,armv8-timer";
 124                 interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
 125                              <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
 126                              <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>,
 127                              <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_LOW)>;
 128         };
 129 };