arch/arm64/boot/dts/broadcom/vulcan.dtsi

   1 /*
   2  * dtsi file for Broadcom (BRCM) Vulcan processor
   3  *
   4  * Copyright (c) 2013-2016 Broadcom
   5  * Author: Zi Shen Lim <zlim@broadcom.com>
   6  *
   7  * This program is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU General Public License as
   9  * published by the Free Software Foundation; either version 2 of
  10  * the License, or (at your option) any later version.
  11  */
  12
  13 #include <dt-bindings/interrupt-controller/arm-gic.h>
  14
  15 / {
  16         model = "Broadcom Vulcan";
  17         compatible = "brcm,vulcan-soc";
  18         interrupt-parent = <&gic>;
  19         #address-cells = <2>;
  20         #size-cells = <2>;
  21
  22         /* just 4 cpus now, 128 needed in full config */
  23         cpus {
  24                 #address-cells = <0x2>;
  25                 #size-cells = <0x0>;
  26
  27                 cpu@0 {
  28                         device_type = "cpu";
  29                         compatible = "brcm,vulcan", "arm,armv8";
  30                         reg = <0x0 0x0>;
  31                         enable-method = "psci";
  32                 };
  33
  34                 cpu@1 {
  35                         device_type = "cpu";
  36                         compatible = "brcm,vulcan", "arm,armv8";
  37                         reg = <0x0 0x1>;
  38                         enable-method = "psci";
  39                 };
  40
  41                 cpu@2 {
  42                         device_type = "cpu";
  43                         compatible = "brcm,vulcan", "arm,armv8";
  44                         reg = <0x0 0x2>;
  45                         enable-method = "psci";
  46                 };
  47
  48                 cpu@3 {
  49                         device_type = "cpu";
  50                         compatible = "brcm,vulcan", "arm,armv8";
  51                         reg = <0x0 0x3>;
  52                         enable-method = "psci";
  53                 };
  54         };
  55
  56         psci {
  57                 compatible = "arm,psci-0.2";
  58                 method = "smc";
  59         };
  60
  61         gic: interrupt-controller@400080000 {
  62                 compatible = "arm,gic-v3";
  63                 #interrupt-cells = <3>;
  64                 #address-cells = <2>;
  65                 #size-cells = <2>;
  66                 ranges;
  67                 interrupt-controller;
  68                 #redistributor-regions = <1>;
  69                 reg = <0x04 0x00080000 0x0 0x20000>,    /* GICD */
  70                       <0x04 0x01000000 0x0 0x1000000>;  /* GICR */
  71                 interrupts = <GIC_PPI 9 IRQ_TYPE_LEVEL_HIGH>;
  72
  73                 gicits: gic-its@40010000 {
  74                         compatible = "arm,gic-v3-its";
  75                         msi-controller;
  76                         reg = <0x04 0x00100000 0x0 0x20000>;    /* GIC ITS */
  77                 };
  78         };
  79
  80         timer {
  81                 compatible = "arm,armv8-timer";
  82                 interrupts = <GIC_PPI 13 IRQ_TYPE_LEVEL_HIGH>,
  83                              <GIC_PPI 14 IRQ_TYPE_LEVEL_HIGH>,
  84                              <GIC_PPI 11 IRQ_TYPE_LEVEL_HIGH>,
  85                              <GIC_PPI 10 IRQ_TYPE_LEVEL_HIGH>;
  86         };
  87
  88         pmu {
  89                 compatible = "brcm,vulcan-pmu", "arm,armv8-pmuv3";
  90                 interrupts = <GIC_PPI 7 IRQ_TYPE_LEVEL_HIGH>; /* PMU overflow */
  91         };
  92
  93         clk125mhz: uart_clk125mhz {
  94                 compatible = "fixed-clock";
  95                 #clock-cells = <0>;
  96                 clock-frequency = <125000000>;
  97                 clock-output-names = "clk125mhz";
  98         };
  99
 100         pci {
 101                 compatible = "pci-host-ecam-generic";
 102                 device_type = "pci";
 103                 #interrupt-cells = <1>;
 104                 #address-cells = <3>;
 105                 #size-cells = <2>;
 106
 107                 /* ECAM at 0x3000_0000 - 0x4000_0000 */
 108                 reg = <0x0 0x30000000  0x0 0x10000000>;
 109                 reg-names = "PCI ECAM";
 110
 111                 /*
 112                  * PCI ranges:
 113                  *   IO         no supported
 114                  *   MEM        0x4000_0000 - 0x6000_0000
 115                  *   MEM64 pref 0x40_0000_0000 - 0x60_0000_0000
 116                  */
 117                 ranges =
 118                   <0x02000000    0 0x40000000    0 0x40000000    0 0x20000000
 119                    0x43000000 0x40 0x00000000 0x40 0x00000000 0x20 0x00000000>;
 120                 interrupt-map-mask = <0 0 0 7>;
 121                 interrupt-map =
 122                       /* addr  pin  ic   icaddr  icintr */
 123                         <0 0 0  1  &gic   0 0    GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH
 124                          0 0 0  2  &gic   0 0    GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH
 125                          0 0 0  3  &gic   0 0    GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH
 126                          0 0 0  4  &gic   0 0    GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>;
 127                 msi-parent = <&gicits>;
 128                 dma-coherent;
 129         };
 130
 131         soc {
 132                 compatible = "simple-bus";
 133                 #address-cells = <2>;
 134                 #size-cells = <2>;
 135                 ranges;
 136
 137                 uart0: serial@402020000 {
 138                         compatible = "arm,pl011", "arm,primecell";
 139                         reg = <0x04 0x02020000 0x0 0x1000>;
 140                         interrupt-parent = <&gic>;
 141                         interrupts = <GIC_SPI 49 IRQ_TYPE_LEVEL_HIGH>;
 142                         clocks = <&clk125mhz>;
 143                         clock-names = "apb_pclk";
 144                 };
 145         };
 146
 147 };