arch/arm/boot/dts/ox810se.dtsi

   1 /*
   2  * ox810se.dtsi - Device tree file for Oxford Semiconductor OX810SE SoC
   3  *
   4  * Copyright (C) 2016 Neil Armstrong <narmstrong@baylibre.com>
   5  *
   6  * Licensed under GPLv2 or later
   7  */
   8
   9 /include/ "skeleton.dtsi"
  10 #include <dt-bindings/clock/oxsemi,ox810se.h>
  11 #include <dt-bindings/reset/oxsemi,ox810se.h>
  12
  13 / {
  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                 /* Max 256MB @ 0x48000000 */
  29                 reg = <0x48000000 0x10000000>;
  30         };
  31
  32         clocks {
  33                 osc: oscillator {
  34                         compatible = "fixed-clock";
  35                         #clock-cells = <0>;
  36                         clock-frequency = <25000000>;
  37                 };
  38
  39                 gmacclk: gmacclk {
  40                         compatible = "fixed-clock";
  41                         #clock-cells = <0>;
  42                         clock-frequency = <125000000>;
  43                 };
  44
  45                 rpsclk: rpsclk {
  46                         compatible = "fixed-factor-clock";
  47                         #clock-cells = <0>;
  48                         clock-div = <1>;
  49                         clock-mult = <1>;
  50                         clocks = <&osc>;
  51                 };
  52
  53                 pll400: pll400 {
  54                         compatible = "fixed-clock";
  55                         #clock-cells = <0>;
  56                         clock-frequency = <733333333>;
  57                 };
  58
  59                 sysclk: sysclk {
  60                         compatible = "fixed-factor-clock";
  61                         #clock-cells = <0>;
  62                         clock-div = <4>;
  63                         clock-mult = <1>;
  64                         clocks = <&pll400>;
  65                 };
  66
  67                 armclk: armclk {
  68                         compatible = "fixed-factor-clock";
  69                         #clock-cells = <0>;
  70                         clock-div = <2>;
  71                         clock-mult = <1>;
  72                         clocks = <&pll400>;
  73                 };
  74         };
  75
  76         soc {
  77                 #address-cells = <1>;
  78                 #size-cells = <1>;
  79                 compatible = "simple-bus";
  80                 ranges;
  81                 interrupt-parent = <&intc>;
  82
  83                 apb-bridge@44000000 {
  84                         #address-cells = <1>;
  85                         #size-cells = <1>;
  86                         compatible = "simple-bus";
  87                         ranges = <0 0x44000000 0x1000000>;
  88
  89                         pinctrl: pinctrl {
  90                                 compatible = "oxsemi,ox810se-pinctrl";
  91
  92                                 /* Regmap for sys registers */
  93                                 oxsemi,sys-ctrl = <&sys>;
  94
  95                                 pinctrl_uart0: uart0 {
  96                                         uart0a {
  97                                                 pins = "gpio31";
  98                                                 function = "fct3";
  99                                         };
 100                                         uart0b {
 101                                                 pins = "gpio32";
 102                                                 function = "fct3";
 103                                         };
 104                                 };
 105
 106                                 pinctrl_uart0_modem: uart0_modem {
 107                                         uart0c {
 108                                                 pins = "gpio27";
 109                                                 function = "fct3";
 110                                         };
 111                                         uart0d {
 112                                                 pins = "gpio28";
 113                                                 function = "fct3";
 114                                         };
 115                                         uart0e {
 116                                                 pins = "gpio29";
 117                                                 function = "fct3";
 118                                         };
 119                                         uart0f {
 120                                                 pins = "gpio30";
 121                                                 function = "fct3";
 122                                         };
 123                                         uart0g {
 124                                                 pins = "gpio33";
 125                                                 function = "fct3";
 126                                         };
 127                                         uart0h {
 128                                                 pins = "gpio34";
 129                                                 function = "fct3";
 130                                         };
 131                                 };
 132
 133                                 pinctrl_uart1: uart1 {
 134                                         uart1a {
 135                                                 pins = "gpio20";
 136                                                 function = "fct3";
 137                                         };
 138                                         uart1b {
 139                                                 pins = "gpio22";
 140                                                 function = "fct3";
 141                                         };
 142                                 };
 143
 144                                 pinctrl_uart1_modem: uart1_modem {
 145                                         uart1c {
 146                                                 pins = "gpio8";
 147                                                 function = "fct3";
 148                                         };
 149                                         uart1d {
 150                                                 pins = "gpio9";
 151                                                 function = "fct3";
 152                                         };
 153                                         uart1e {
 154                                                 pins = "gpio23";
 155                                                 function = "fct3";
 156                                         };
 157                                         uart1f {
 158                                                 pins = "gpio24";
 159                                                 function = "fct3";
 160                                         };
 161                                         uart1g {
 162                                                 pins = "gpio25";
 163                                                 function = "fct3";
 164                                         };
 165                                         uart1h {
 166                                                 pins = "gpio26";
 167                                                 function = "fct3";
 168                                         };
 169                                 };
 170
 171                                 pinctrl_uart2: uart2 {
 172                                         uart2a {
 173                                                 pins = "gpio6";
 174                                                 function = "fct3";
 175                                         };
 176                                         uart2b {
 177                                                 pins = "gpio7";
 178                                                 function = "fct3";
 179                                         };
 180                                 };
 181
 182                                 pinctrl_uart2_modem: uart2_modem {
 183                                         uart2c {
 184                                                 pins = "gpio0";
 185                                                 function = "fct3";
 186                                         };
 187                                         uart2d {
 188                                                 pins = "gpio1";
 189                                                 function = "fct3";
 190                                         };
 191                                         uart2e {
 192                                                 pins = "gpio2";
 193                                                 function = "fct3";
 194                                         };
 195                                         uart2f {
 196                                                 pins = "gpio3";
 197                                                 function = "fct3";
 198                                         };
 199                                         uart2g {
 200                                                 pins = "gpio4";
 201                                                 function = "fct3";
 202                                         };
 203                                         uart2h {
 204                                                 pins = "gpio5";
 205                                                 function = "fct3";
 206                                         };
 207                                 };
 208                         };
 209
 210                         gpio0: gpio@0 {
 211                                 compatible = "oxsemi,ox810se-gpio";
 212                                 reg = <0x000000 0x100000>;
 213                                 interrupts = <21>;
 214                                 #gpio-cells = <2>;
 215                                 gpio-controller;
 216                                 interrupt-controller;
 217                                 #interrupt-cells = <2>;
 218                                 ngpios = <32>;
 219                                 oxsemi,gpio-bank = <0>;
 220                                 gpio-ranges = <&pinctrl 0 0 32>;
 221                         };
 222
 223                         gpio1: gpio@100000 {
 224                                 compatible = "oxsemi,ox810se-gpio";
 225                                 reg = <0x100000 0x100000>;
 226                                 interrupts = <22>;
 227                                 #gpio-cells = <2>;
 228                                 gpio-controller;
 229                                 interrupt-controller;
 230                                 #interrupt-cells = <2>;
 231                                 ngpios = <3>;
 232                                 oxsemi,gpio-bank = <1>;
 233                                 gpio-ranges = <&pinctrl 0 32 3>;
 234                         };
 235
 236                         uart0: serial@200000 {
 237                                compatible = "ns16550a";
 238                                reg = <0x200000 0x100000>;
 239                                clocks = <&sysclk>;
 240                                interrupts = <23>;
 241                                reg-shift = <0>;
 242                                fifo-size = <16>;
 243                                reg-io-width = <1>;
 244                                current-speed = <115200>;
 245                                no-loopback-test;
 246                                status = "disabled";
 247                                resets = <&reset RESET_UART1>;
 248                         };
 249
 250                         uart1: serial@300000 {
 251                                compatible = "ns16550a";
 252                                reg = <0x300000 0x100000>;
 253                                clocks = <&sysclk>;
 254                                interrupts = <24>;
 255                                reg-shift = <0>;
 256                                fifo-size = <16>;
 257                                reg-io-width = <1>;
 258                                current-speed = <115200>;
 259                                no-loopback-test;
 260                                status = "disabled";
 261                                resets = <&reset RESET_UART2>;
 262                         };
 263
 264                         uart2: serial@900000 {
 265                                compatible = "ns16550a";
 266                                reg = <0x900000 0x100000>;
 267                                clocks = <&sysclk>;
 268                                interrupts = <29>;
 269                                reg-shift = <0>;
 270                                fifo-size = <16>;
 271                                reg-io-width = <1>;
 272                                current-speed = <115200>;
 273                                no-loopback-test;
 274                                status = "disabled";
 275                                resets = <&reset RESET_UART3>;
 276                         };
 277
 278                         uart3: serial@a00000 {
 279                                compatible = "ns16550a";
 280                                reg = <0xa00000 0x100000>;
 281                                clocks = <&sysclk>;
 282                                interrupts = <30>;
 283                                reg-shift = <0>;
 284                                fifo-size = <16>;
 285                                reg-io-width = <1>;
 286                                current-speed = <115200>;
 287                                no-loopback-test;
 288                                status = "disabled";
 289                                resets = <&reset RESET_UART4>;
 290                         };
 291                 };
 292
 293                 apb-bridge@45000000 {
 294                         #address-cells = <1>;
 295                         #size-cells = <1>;
 296                         compatible = "simple-bus";
 297                         ranges = <0 0x45000000 0x1000000>;
 298
 299                         sys: sys-ctrl@0 {
 300                                 compatible = "oxsemi,ox810se-sys-ctrl", "syscon", "simple-mfd";
 301                                 reg = <0x000000 0x100000>;
 302
 303                                 reset: reset-controller {
 304                                         compatible = "oxsemi,ox810se-reset";
 305                                         #reset-cells = <1>;
 306                                 };
 307
 308                                 stdclk: stdclk {
 309                                         compatible = "oxsemi,ox810se-stdclk";
 310                                         #clock-cells = <1>;
 311                                 };
 312                         };
 313
 314                         rps@300000 {
 315                                 #address-cells = <1>;
 316                                 #size-cells = <1>;
 317                                 compatible = "simple-bus";
 318                                 ranges = <0 0x300000 0x100000>;
 319
 320                                 intc: interrupt-controller@0 {
 321                                         compatible = "oxsemi,ox810se-rps-irq";
 322                                         interrupt-controller;
 323                                         reg = <0 0x200>;
 324                                         #interrupt-cells = <1>;
 325                                         valid-mask = <0xffffffff>;
 326                                         clear-mask = <0xffffffff>;
 327                                 };
 328
 329                                 timer0: timer@200 {
 330                                         compatible = "oxsemi,ox810se-rps-timer";
 331                                         reg = <0x200 0x40>;
 332                                         clocks = <&rpsclk>;
 333                                         interrupts = <4 5>;
 334                                 };
 335                         };
 336                 };
 337         };
 338 };