| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame^] | 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 | }; |