arch/arm/boot/dts/ox810se.dtsi

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /*
   3  * ox810se.dtsi - Device tree file for Oxford Semiconductor OX810SE SoC
   4  *
   5  * Copyright (C) 2016 Neil Armstrong <narmstrong@baylibre.com>
   6  */
   7
   8 #include <dt-bindings/clock/oxsemi,ox810se.h>
   9 #include <dt-bindings/reset/oxsemi,ox810se.h>
  10
  11 / {
  12         #address-cells = <1>;
  13         #size-cells = <1>;
  14         compatible = "oxsemi,ox810se";
  15
  16         cpus {
  17                 #address-cells = <0>;
  18                 #size-cells = <0>;
  19
  20                 cpu {
  21                         device_type = "cpu";
  22                         compatible = "arm,arm926ej-s";
  23                         clocks = <&armclk>;
  24                 };
  25         };
  26
  27         memory {
  28                 device_type = "memory";
  29                 /* Max 256MB @ 0x48000000 */
  30                 reg = <0x48000000 0x10000000>;
  31         };
  32
  33         clocks {
  34                 osc: oscillator {
  35                         compatible = "fixed-clock";
  36                         #clock-cells = <0>;
  37                         clock-frequency = <25000000>;
  38                 };
  39
  40                 gmacclk: gmacclk {
  41                         compatible = "fixed-clock";
  42                         #clock-cells = <0>;
  43                         clock-frequency = <125000000>;
  44                 };
  45
  46                 rpsclk: rpsclk {
  47                         compatible = "fixed-factor-clock";
  48                         #clock-cells = <0>;
  49                         clock-div = <1>;
  50                         clock-mult = <1>;
  51                         clocks = <&osc>;
  52                 };
  53
  54                 pll400: pll400 {
  55                         compatible = "fixed-clock";
  56                         #clock-cells = <0>;
  57                         clock-frequency = <733333333>;
  58                 };
  59
  60                 sysclk: sysclk {
  61                         compatible = "fixed-factor-clock";
  62                         #clock-cells = <0>;
  63                         clock-div = <4>;
  64                         clock-mult = <1>;
  65                         clocks = <&pll400>;
  66                 };
  67
  68                 armclk: armclk {
  69                         compatible = "fixed-factor-clock";
  70                         #clock-cells = <0>;
  71                         clock-div = <2>;
  72                         clock-mult = <1>;
  73                         clocks = <&pll400>;
  74                 };
  75         };
  76
  77         soc {
  78                 #address-cells = <1>;
  79                 #size-cells = <1>;
  80                 compatible = "simple-bus";
  81                 ranges;
  82                 interrupt-parent = <&intc>;
  83
  84                 apb-bridge@44000000 {
  85                         #address-cells = <1>;
  86                         #size-cells = <1>;
  87                         compatible = "simple-bus";
  88                         ranges = <0 0x44000000 0x1000000>;
  89
  90                         pinctrl: pinctrl {
  91                                 compatible = "oxsemi,ox810se-pinctrl";
  92
  93                                 /* Regmap for sys registers */
  94                                 oxsemi,sys-ctrl = <&sys>;
  95
  96                                 pinctrl_uart0: uart0 {
  97                                         uart0a {
  98                                                 pins = "gpio31";
  99                                                 function = "fct3";
 100                                         };
 101                                         uart0b {
 102                                                 pins = "gpio32";
 103                                                 function = "fct3";
 104                                         };
 105                                 };
 106
 107                                 pinctrl_uart0_modem: uart0_modem {
 108                                         uart0c {
 109                                                 pins = "gpio27";
 110                                                 function = "fct3";
 111                                         };
 112                                         uart0d {
 113                                                 pins = "gpio28";
 114                                                 function = "fct3";
 115                                         };
 116                                         uart0e {
 117                                                 pins = "gpio29";
 118                                                 function = "fct3";
 119                                         };
 120                                         uart0f {
 121                                                 pins = "gpio30";
 122                                                 function = "fct3";
 123                                         };
 124                                         uart0g {
 125                                                 pins = "gpio33";
 126                                                 function = "fct3";
 127                                         };
 128                                         uart0h {
 129                                                 pins = "gpio34";
 130                                                 function = "fct3";
 131                                         };
 132                                 };
 133
 134                                 pinctrl_uart1: uart1 {
 135                                         uart1a {
 136                                                 pins = "gpio20";
 137                                                 function = "fct3";
 138                                         };
 139                                         uart1b {
 140                                                 pins = "gpio22";
 141                                                 function = "fct3";
 142                                         };
 143                                 };
 144
 145                                 pinctrl_uart1_modem: uart1_modem {
 146                                         uart1c {
 147                                                 pins = "gpio8";
 148                                                 function = "fct3";
 149                                         };
 150                                         uart1d {
 151                                                 pins = "gpio9";
 152                                                 function = "fct3";
 153                                         };
 154                                         uart1e {
 155                                                 pins = "gpio23";
 156                                                 function = "fct3";
 157                                         };
 158                                         uart1f {
 159                                                 pins = "gpio24";
 160                                                 function = "fct3";
 161                                         };
 162                                         uart1g {
 163                                                 pins = "gpio25";
 164                                                 function = "fct3";
 165                                         };
 166                                         uart1h {
 167                                                 pins = "gpio26";
 168                                                 function = "fct3";
 169                                         };
 170                                 };
 171
 172                                 pinctrl_uart2: uart2 {
 173                                         uart2a {
 174                                                 pins = "gpio6";
 175                                                 function = "fct3";
 176                                         };
 177                                         uart2b {
 178                                                 pins = "gpio7";
 179                                                 function = "fct3";
 180                                         };
 181                                 };
 182
 183                                 pinctrl_uart2_modem: uart2_modem {
 184                                         uart2c {
 185                                                 pins = "gpio0";
 186                                                 function = "fct3";
 187                                         };
 188                                         uart2d {
 189                                                 pins = "gpio1";
 190                                                 function = "fct3";
 191                                         };
 192                                         uart2e {
 193                                                 pins = "gpio2";
 194                                                 function = "fct3";
 195                                         };
 196                                         uart2f {
 197                                                 pins = "gpio3";
 198                                                 function = "fct3";
 199                                         };
 200                                         uart2g {
 201                                                 pins = "gpio4";
 202                                                 function = "fct3";
 203                                         };
 204                                         uart2h {
 205                                                 pins = "gpio5";
 206                                                 function = "fct3";
 207                                         };
 208                                 };
 209                         };
 210
 211                         gpio0: gpio@0 {
 212                                 compatible = "oxsemi,ox810se-gpio";
 213                                 reg = <0x000000 0x100000>;
 214                                 interrupts = <21>;
 215                                 #gpio-cells = <2>;
 216                                 gpio-controller;
 217                                 interrupt-controller;
 218                                 #interrupt-cells = <2>;
 219                                 ngpios = <32>;
 220                                 oxsemi,gpio-bank = <0>;
 221                                 gpio-ranges = <&pinctrl 0 0 32>;
 222                         };
 223
 224                         gpio1: gpio@100000 {
 225                                 compatible = "oxsemi,ox810se-gpio";
 226                                 reg = <0x100000 0x100000>;
 227                                 interrupts = <22>;
 228                                 #gpio-cells = <2>;
 229                                 gpio-controller;
 230                                 interrupt-controller;
 231                                 #interrupt-cells = <2>;
 232                                 ngpios = <3>;
 233                                 oxsemi,gpio-bank = <1>;
 234                                 gpio-ranges = <&pinctrl 0 32 3>;
 235                         };
 236
 237                         uart0: serial@200000 {
 238                                compatible = "ns16550a";
 239                                reg = <0x200000 0x100000>;
 240                                clocks = <&sysclk>;
 241                                interrupts = <23>;
 242                                reg-shift = <0>;
 243                                fifo-size = <16>;
 244                                reg-io-width = <1>;
 245                                current-speed = <115200>;
 246                                no-loopback-test;
 247                                status = "disabled";
 248                                resets = <&reset RESET_UART1>;
 249                         };
 250
 251                         uart1: serial@300000 {
 252                                compatible = "ns16550a";
 253                                reg = <0x300000 0x100000>;
 254                                clocks = <&sysclk>;
 255                                interrupts = <24>;
 256                                reg-shift = <0>;
 257                                fifo-size = <16>;
 258                                reg-io-width = <1>;
 259                                current-speed = <115200>;
 260                                no-loopback-test;
 261                                status = "disabled";
 262                                resets = <&reset RESET_UART2>;
 263                         };
 264
 265                         uart2: serial@900000 {
 266                                compatible = "ns16550a";
 267                                reg = <0x900000 0x100000>;
 268                                clocks = <&sysclk>;
 269                                interrupts = <29>;
 270                                reg-shift = <0>;
 271                                fifo-size = <16>;
 272                                reg-io-width = <1>;
 273                                current-speed = <115200>;
 274                                no-loopback-test;
 275                                status = "disabled";
 276                                resets = <&reset RESET_UART3>;
 277                         };
 278
 279                         uart3: serial@a00000 {
 280                                compatible = "ns16550a";
 281                                reg = <0xa00000 0x100000>;
 282                                clocks = <&sysclk>;
 283                                interrupts = <30>;
 284                                reg-shift = <0>;
 285                                fifo-size = <16>;
 286                                reg-io-width = <1>;
 287                                current-speed = <115200>;
 288                                no-loopback-test;
 289                                status = "disabled";
 290                                resets = <&reset RESET_UART4>;
 291                         };
 292                 };
 293
 294                 apb-bridge@45000000 {
 295                         #address-cells = <1>;
 296                         #size-cells = <1>;
 297                         compatible = "simple-bus";
 298                         ranges = <0 0x45000000 0x1000000>;
 299
 300                         sys: sys-ctrl@0 {
 301                                 compatible = "oxsemi,ox810se-sys-ctrl", "syscon", "simple-mfd";
 302                                 reg = <0x000000 0x100000>;
 303
 304                                 reset: reset-controller {
 305                                         compatible = "oxsemi,ox810se-reset";
 306                                         #reset-cells = <1>;
 307                                 };
 308
 309                                 stdclk: stdclk {
 310                                         compatible = "oxsemi,ox810se-stdclk";
 311                                         #clock-cells = <1>;
 312                                 };
 313                         };
 314
 315                         rps@300000 {
 316                                 #address-cells = <1>;
 317                                 #size-cells = <1>;
 318                                 compatible = "simple-bus";
 319                                 ranges = <0 0x300000 0x100000>;
 320
 321                                 intc: interrupt-controller@0 {
 322                                         compatible = "oxsemi,ox810se-rps-irq";
 323                                         interrupt-controller;
 324                                         reg = <0 0x200>;
 325                                         #interrupt-cells = <1>;
 326                                         valid-mask = <0xffffffff>;
 327                                         clear-mask = <0xffffffff>;
 328                                 };
 329
 330                                 timer0: timer@200 {
 331                                         compatible = "oxsemi,ox810se-rps-timer";
 332                                         reg = <0x200 0x40>;
 333                                         clocks = <&rpsclk>;
 334                                         interrupts = <4 5>;
 335                                 };
 336                         };
 337                 };
 338         };
 339 };