1// SPDX-License-Identifier: GPL-2.0-only 2/* 3 * Copyright (C) 2015 Altera Corporation. All rights reserved. 4 */ 5 6/dts-v1/; 7 8/ { 9 model = "Altera NiosII Max10"; 10 compatible = "altr,niosii-max10"; 11 #address-cells = <1>; 12 #size-cells = <1>; 13 14 cpus { 15 #address-cells = <1>; 16 #size-cells = <0>; 17 18 cpu: cpu@0 { 19 device_type = "cpu"; 20 compatible = "altr,nios2-1.1"; 21 reg = <0x00000000>; 22 interrupt-controller; 23 #interrupt-cells = <1>; 24 altr,exception-addr = <0xc8000120>; 25 altr,fast-tlb-miss-addr = <0xc0000100>; 26 altr,has-div = <1>; 27 altr,has-initda = <1>; 28 altr,has-mmu = <1>; 29 altr,has-mul = <1>; 30 altr,implementation = "fast"; 31 altr,pid-num-bits = <8>; 32 altr,reset-addr = <0xd4000000>; 33 altr,tlb-num-entries = <256>; 34 altr,tlb-num-ways = <16>; 35 altr,tlb-ptr-sz = <8>; 36 clock-frequency = <75000000>; 37 dcache-line-size = <32>; 38 dcache-size = <32768>; 39 icache-line-size = <32>; 40 icache-size = <32768>; 41 }; 42 }; 43 44 memory { 45 device_type = "memory"; 46 reg = <0x08000000 0x08000000>, 47 <0x00000000 0x00000400>; 48 }; 49 50 sopc0: sopc@0 { 51 device_type = "soc"; 52 ranges; 53 #address-cells = <1>; 54 #size-cells = <1>; 55 compatible = "altr,avalon", "simple-bus"; 56 bus-frequency = <75000000>; 57 58 jtag_uart: serial@18001530 { 59 compatible = "altr,juart-1.0"; 60 reg = <0x18001530 0x00000008>; 61 interrupt-parent = <&cpu>; 62 interrupts = <7>; 63 }; 64 65 a_16550_uart_0: serial@18001600 { 66 compatible = "altr,16550-FIFO32", "ns16550a"; 67 reg = <0x18001600 0x00000200>; 68 interrupt-parent = <&cpu>; 69 interrupts = <1>; 70 auto-flow-control = <1>; 71 clock-frequency = <50000000>; 72 fifo-size = <32>; 73 reg-io-width = <4>; 74 reg-shift = <2>; 75 tx-threshold = <16>; 76 }; 77 78 sysid: sysid@18001528 { 79 compatible = "altr,sysid-1.0"; 80 reg = <0x18001528 0x00000008>; 81 id = <4207856382>; 82 timestamp = <1431309290>; 83 }; 84 85 rgmii_0_eth_tse_0: ethernet@400 { 86 compatible = "altr,tse-msgdma-1.0", "altr,tse-1.0"; 87 reg = <0x00000400 0x00000400>, 88 <0x00000820 0x00000020>, 89 <0x00000800 0x00000020>, 90 <0x000008c0 0x00000008>, 91 <0x00000840 0x00000020>, 92 <0x00000860 0x00000020>; 93 reg-names = "control_port", "rx_csr", "rx_desc", "rx_resp", "tx_csr", "tx_desc"; 94 interrupt-parent = <&cpu>; 95 interrupts = <2 3>; 96 interrupt-names = "rx_irq", "tx_irq"; 97 rx-fifo-depth = <8192>; 98 tx-fifo-depth = <8192>; 99 address-bits = <48>; 100 max-frame-size = <1518>; 101 local-mac-address = [00 00 00 00 00 00]; 102 altr,has-supplementary-unicast; 103 altr,enable-sup-addr = <1>; 104 altr,has-hash-multicast-filter; 105 altr,enable-hash = <1>; 106 phy-mode = "rgmii-id"; 107 phy-handle = <&phy0>; 108 rgmii_0_eth_tse_0_mdio: mdio { 109 compatible = "altr,tse-mdio"; 110 #address-cells = <1>; 111 #size-cells = <0>; 112 phy0: ethernet-phy@0 { 113 reg = <0>; 114 device_type = "ethernet-phy"; 115 }; 116 }; 117 }; 118 119 enet_pll: clock@0 { 120 compatible = "altr,pll-1.0"; 121 #clock-cells = <1>; 122 123 enet_pll_c0: enet_pll_c0 { 124 compatible = "fixed-clock"; 125 #clock-cells = <0>; 126 clock-frequency = <125000000>; 127 clock-output-names = "enet_pll-c0"; 128 }; 129 130 enet_pll_c1: enet_pll_c1 { 131 compatible = "fixed-clock"; 132 #clock-cells = <0>; 133 clock-frequency = <25000000>; 134 clock-output-names = "enet_pll-c1"; 135 }; 136 137 enet_pll_c2: enet_pll_c2 { 138 compatible = "fixed-clock"; 139 #clock-cells = <0>; 140 clock-frequency = <2500000>; 141 clock-output-names = "enet_pll-c2"; 142 }; 143 }; 144 145 sys_pll: clock@1 { 146 compatible = "altr,pll-1.0"; 147 #clock-cells = <1>; 148 149 sys_pll_c0: sys_pll_c0 { 150 compatible = "fixed-clock"; 151 #clock-cells = <0>; 152 clock-frequency = <100000000>; 153 clock-output-names = "sys_pll-c0"; 154 }; 155 156 sys_pll_c1: sys_pll_c1 { 157 compatible = "fixed-clock"; 158 #clock-cells = <0>; 159 clock-frequency = <50000000>; 160 clock-output-names = "sys_pll-c1"; 161 }; 162 163 sys_pll_c2: sys_pll_c2 { 164 compatible = "fixed-clock"; 165 #clock-cells = <0>; 166 clock-frequency = <75000000>; 167 clock-output-names = "sys_pll-c2"; 168 }; 169 }; 170 171 sys_clk_timer: timer@18001440 { 172 compatible = "altr,timer-1.0"; 173 reg = <0x18001440 0x00000020>; 174 interrupt-parent = <&cpu>; 175 interrupts = <0>; 176 clock-frequency = <75000000>; 177 }; 178 179 led_pio: gpio@180014d0 { 180 compatible = "altr,pio-1.0"; 181 reg = <0x180014d0 0x00000010>; 182 altr,ngpio = <4>; 183 #gpio-cells = <2>; 184 gpio-controller; 185 }; 186 187 button_pio: gpio@180014c0 { 188 compatible = "altr,pio-1.0"; 189 reg = <0x180014c0 0x00000010>; 190 interrupt-parent = <&cpu>; 191 interrupts = <6>; 192 altr,ngpio = <3>; 193 altr,interrupt-type = <2>; 194 edge_type = <1>; 195 level_trigger = <0>; 196 #gpio-cells = <2>; 197 gpio-controller; 198 }; 199 200 sys_clk_timer_1: timer@880 { 201 compatible = "altr,timer-1.0"; 202 reg = <0x00000880 0x00000020>; 203 interrupt-parent = <&cpu>; 204 interrupts = <5>; 205 clock-frequency = <75000000>; 206 }; 207 208 fpga_leds: leds { 209 compatible = "gpio-leds"; 210 211 led_fpga0: fpga0 { 212 label = "fpga_led0"; 213 gpios = <&led_pio 0 1>; 214 }; 215 216 led_fpga1: fpga1 { 217 label = "fpga_led1"; 218 gpios = <&led_pio 1 1>; 219 }; 220 221 led_fpga2: fpga2 { 222 label = "fpga_led2"; 223 gpios = <&led_pio 2 1>; 224 }; 225 226 led_fpga3: fpga3 { 227 label = "fpga_led3"; 228 gpios = <&led_pio 3 1>; 229 }; 230 }; 231 }; 232 233 chosen { 234 bootargs = "debug earlycon console=ttyS0,115200"; 235 stdout-path = &a_16550_uart_0; 236 }; 237}; 238