arch/arm/dts/bcm2837.dtsi

   1 #include "bcm283x.dtsi"
   2
   3 / {
   4         compatible = "brcm,bcm2837";
   5
   6         soc {
   7                 ranges = <0x7e000000 0x3f000000 0x1000000>,
   8                          <0x40000000 0x40000000 0x00001000>;
   9                 dma-ranges = <0xc0000000 0x00000000 0x3f000000>;
  10
  11                 local_intc: local_intc {
  12                         compatible = "brcm,bcm2836-l1-intc";
  13                         reg = <0x40000000 0x100>;
  14                         interrupt-controller;
  15                         #interrupt-cells = <1>;
  16                         interrupt-parent = <&local_intc>;
  17                 };
  18         };
  19
  20         timer {
  21                 compatible = "arm,armv7-timer";
  22                 interrupt-parent = <&local_intc>;
  23                 interrupts = <0>, // PHYS_SECURE_PPI
  24                              <1>, // PHYS_NONSECURE_PPI
  25                              <3>, // VIRT_PPI
  26                              <2>; // HYP_PPI
  27                 always-on;
  28         };
  29
  30         cpus: cpus {
  31                 #address-cells = <1>;
  32                 #size-cells = <0>;
  33                 enable-method = "brcm,bcm2836-smp"; // for ARM 32-bit
  34
  35                 cpu0: cpu@0 {
  36                         device_type = "cpu";
  37                         compatible = "arm,cortex-a53";
  38                         reg = <0>;
  39                         enable-method = "spin-table";
  40                         cpu-release-addr = <0x0 0x000000d8>;
  41                 };
  42
  43                 cpu1: cpu@1 {
  44                         device_type = "cpu";
  45                         compatible = "arm,cortex-a53";
  46                         reg = <1>;
  47                         enable-method = "spin-table";
  48                         cpu-release-addr = <0x0 0x000000e0>;
  49                 };
  50
  51                 cpu2: cpu@2 {
  52                         device_type = "cpu";
  53                         compatible = "arm,cortex-a53";
  54                         reg = <2>;
  55                         enable-method = "spin-table";
  56                         cpu-release-addr = <0x0 0x000000e8>;
  57                 };
  58
  59                 cpu3: cpu@3 {
  60                         device_type = "cpu";
  61                         compatible = "arm,cortex-a53";
  62                         reg = <3>;
  63                         enable-method = "spin-table";
  64                         cpu-release-addr = <0x0 0x000000f0>;
  65                 };
  66         };
  67 };
  68
  69 /* Make the BCM2835-style global interrupt controller be a child of the
  70  * CPU-local interrupt controller.
  71  */
  72 &intc {
  73         compatible = "brcm,bcm2836-armctrl-ic";
  74         reg = <0x7e00b200 0x200>;
  75         interrupt-parent = <&local_intc>;
  76         interrupts = <8>;
  77 };
  78
  79 &cpu_thermal {
  80         coefficients = <(-538)  412000>;
  81 };
  82
  83 /* enable thermal sensor with the correct compatible property set */
  84 &thermal {
  85         compatible = "brcm,bcm2837-thermal";
  86         status = "okay";
  87 };