arch/mips/boot/dts/mscc/jaguar2.dtsi

   1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
   2 /*
   3  * Copyright (c) 2020 Microsemi Corporation
   4  */
   5
   6 / {
   7         #address-cells = <1>;
   8         #size-cells = <1>;
   9         compatible = "mscc,jr2";
  10
  11         aliases {
  12                 serial0 = &uart0;
  13                 serial1 = &uart2;
  14                 gpio0 = &gpio;
  15         };
  16
  17         cpus {
  18                 #address-cells = <1>;
  19                 #size-cells = <0>;
  20
  21                 cpu@0 {
  22                         compatible = "mips,mips24KEc";
  23                         device_type = "cpu";
  24                         clocks = <&cpu_clk>;
  25                         reg = <0>;
  26                 };
  27         };
  28
  29         cpuintc: interrupt-controller {
  30                 #address-cells = <0>;
  31                 #interrupt-cells = <1>;
  32                 interrupt-controller;
  33                 compatible = "mti,cpu-interrupt-controller";
  34         };
  35
  36         cpu_clk: cpu-clock {
  37                 compatible = "fixed-clock";
  38                 #clock-cells = <0>;
  39                 clock-frequency = <500000000>;
  40         };
  41
  42         ahb_clk: ahb-clk {
  43                 compatible = "fixed-factor-clock";
  44                 #clock-cells = <0>;
  45                 clocks = <&cpu_clk>;
  46                 clock-div = <2>;
  47                 clock-mult = <1>;
  48         };
  49
  50         ahb: ahb {
  51                 compatible = "simple-bus";
  52                 #address-cells = <1>;
  53                 #size-cells = <1>;
  54                 ranges;
  55
  56                 interrupt-parent = <&intc>;
  57
  58                 cpu_ctrl: syscon@70000000 {
  59                         compatible = "mscc,ocelot-cpu-syscon", "syscon";
  60                         reg = <0x70000000 0x2c>;
  61                 };
  62
  63                 intc: interrupt-controller@70000070 {
  64                         compatible = "mscc,jaguar2-icpu-intr";
  65                         reg = <0x70000070 0x94>;
  66                         #interrupt-cells = <1>;
  67                         interrupt-controller;
  68                         interrupt-parent = <&cpuintc>;
  69                         interrupts = <2>;
  70                 };
  71
  72                 uart0: serial@70100000 {
  73                         pinctrl-0 = <&uart_pins>;
  74                         pinctrl-names = "default";
  75                         compatible = "ns16550a";
  76                         reg = <0x70100000 0x20>;
  77                         interrupts = <6>;
  78                         clocks = <&ahb_clk>;
  79                         reg-io-width = <4>;
  80                         reg-shift = <2>;
  81
  82                         status = "disabled";
  83                 };
  84
  85                 uart2: serial@70100800 {
  86                         pinctrl-0 = <&uart2_pins>;
  87                         pinctrl-names = "default";
  88                         compatible = "ns16550a";
  89                         reg = <0x70100800 0x20>;
  90                         interrupts = <7>;
  91                         clocks = <&ahb_clk>;
  92                         reg-io-width = <4>;
  93                         reg-shift = <2>;
  94
  95                         status = "disabled";
  96                 };
  97
  98                 gpio: pinctrl@71010038 {
  99                         compatible = "mscc,jaguar2-pinctrl";
 100                         reg = <0x71010038 0x90>;
 101                         gpio-controller;
 102                         #gpio-cells = <2>;
 103                         gpio-ranges = <&gpio 0 0 64>;
 104
 105                         uart_pins: uart-pins {
 106                                 pins = "GPIO_10", "GPIO_11";
 107                                 function = "uart";
 108                         };
 109
 110                         uart2_pins: uart2-pins {
 111                                 pins = "GPIO_24", "GPIO_25";
 112                                 function = "uart2";
 113                         };
 114
 115                         cs1_pins: cs1-pins {
 116                                 pins = "GPIO_16";
 117                                 function = "si";
 118                         };
 119
 120                         cs2_pins: cs2-pins {
 121                                 pins = "GPIO_17";
 122                                 function = "si";
 123                         };
 124
 125                         cs3_pins: cs3-pins {
 126                                 pins = "GPIO_18";
 127                                 function = "si";
 128                         };
 129
 130                         i2c_pins: i2c-pins {
 131                                 pins = "GPIO_14", "GPIO_15";
 132                                 function = "twi";
 133                         };
 134
 135                         i2c2_pins: i2c2-pins {
 136                                 pins = "GPIO_28", "GPIO_29";
 137                                 function = "twi2";
 138                         };
 139                 };
 140
 141                 i2c0: i2c@70100400 {
 142                         compatible = "mscc,ocelot-i2c", "snps,designware-i2c";
 143                         status = "disabled";
 144                         pinctrl-0 = <&i2c_pins>;
 145                         pinctrl-names = "default";
 146                         reg = <0x70100400 0x100>, <0x700001b8 0x8>;
 147                         #address-cells = <1>;
 148                         #size-cells = <0>;
 149                         interrupts = <8>;
 150                         clock-frequency = <100000>;
 151                         clocks = <&ahb_clk>;
 152                 };
 153
 154                 i2c2: i2c@70100c00 {
 155                         compatible = "mscc,ocelot-i2c", "snps,designware-i2c";
 156                         status = "disabled";
 157                         pinctrl-0 = <&i2c2_pins>;
 158                         pinctrl-names = "default";
 159                         reg = <0x70100c00 0x100>;
 160                         #address-cells = <1>;
 161                         #size-cells = <0>;
 162                         interrupts = <8>;
 163                         clock-frequency = <100000>;
 164                         clocks = <&ahb_clk>;
 165                 };
 166         };
 167 };