arch/arm/dts/rk3036.dtsi

   1 /*
   2  * SPDX-License-Identifier:     GPL-2.0+
   3  */
   4
   5 #include <dt-bindings/gpio/gpio.h>
   6 #include <dt-bindings/interrupt-controller/irq.h>
   7 #include <dt-bindings/interrupt-controller/arm-gic.h>
   8 #include <dt-bindings/pinctrl/rockchip.h>
   9 #include <dt-bindings/clock/rk3036-cru.h>
  10 #include "skeleton.dtsi"
  11
  12 / {
  13         compatible = "rockchip,rk3036";
  14
  15         interrupt-parent = <&gic>;
  16
  17         aliases {
  18                 gpio0 = &gpio0;
  19                 gpio1 = &gpio1;
  20                 gpio2 = &gpio2;
  21                 i2c1 = &i2c1;
  22                 serial0 = &uart0;
  23                 serial1 = &uart1;
  24                 serial2 = &uart2;
  25                 mmc0 = &emmc;
  26         };
  27
  28         memory {
  29                 device_type = "memory";
  30                 reg = <0x60000000 0x40000000>;
  31         };
  32
  33         arm-pmu {
  34                 compatible = "arm,cortex-a7-pmu";
  35                 interrupts = <GIC_SPI 76 IRQ_TYPE_LEVEL_HIGH>,
  36                              <GIC_SPI 77 IRQ_TYPE_LEVEL_HIGH>;
  37                 interrupt-affinity = <&cpu0>, <&cpu1>;
  38         };
  39
  40         cpus {
  41                 #address-cells = <1>;
  42                 #size-cells = <0>;
  43                 enable-method = "rockchip,rk3036-smp";
  44
  45                 cpu0: cpu@f00 {
  46                         device_type = "cpu";
  47                         compatible = "arm,cortex-a7";
  48                         reg = <0xf00>;
  49                         operating-points = <
  50                                 /* KHz    uV */
  51                                  816000 1000000
  52                         >;
  53                         #cooling-cells = <2>; /* min followed by max */
  54                         clock-latency = <40000>;
  55                         clocks = <&cru ARMCLK>;
  56                         resets = <&cru SRST_CORE0>;
  57                 };
  58                 cpu1: cpu@f01 {
  59                         device_type = "cpu";
  60                         compatible = "arm,cortex-a7";
  61                         reg = <0xf01>;
  62                         resets = <&cru SRST_CORE1>;
  63                 };
  64         };
  65
  66         amba {
  67                 compatible = "arm,amba-bus";
  68                 #address-cells = <1>;
  69                 #size-cells = <1>;
  70                 ranges;
  71
  72                 pdma: pdma@20078000 {
  73                         compatible = "arm,pl330", "arm,primecell";
  74                         reg = <0x20078000 0x4000>;
  75                         arm,pl330-broken-no-flushp;
  76                         interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>,
  77                                      <GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH>;
  78                         #dma-cells = <1>;
  79                         clocks = <&cru ACLK_DMAC2>;
  80                         clock-names = "apb_pclk";
  81                 };
  82         };
  83
  84         xin24m: oscillator {
  85                 compatible = "fixed-clock";
  86                 clock-frequency = <24000000>;
  87                 clock-output-names = "xin24m";
  88                 #clock-cells = <0>;
  89         };
  90
  91         timer {
  92                 compatible = "arm,armv7-timer";
  93                 arm,cpu-registers-not-fw-configured;
  94                 interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>,
  95                              <GIC_PPI 14 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>,
  96                              <GIC_PPI 11 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>,
  97                              <GIC_PPI 10 (GIC_CPU_MASK_SIMPLE(4) | IRQ_TYPE_LEVEL_HIGH)>;
  98                 clock-frequency = <24000000>;
  99         };
 100
 101         cru: clock-controller@20000000 {
 102                 compatible = "rockchip,rk3036-cru";
 103                 reg = <0x20000000 0x1000>;
 104                 rockchip,grf = <&grf>;
 105                 #clock-cells = <1>;
 106                 #reset-cells = <1>;
 107                 assigned-clocks = <&cru PLL_GPLL>;
 108                 assigned-clock-rates = <594000000>;
 109         };
 110
 111         uart0: serial@20060000 {
 112                 compatible = "rockchip,rk3036-uart", "snps,dw-apb-uart";
 113                 reg = <0x20060000 0x100>;
 114                 interrupts = <GIC_SPI 20 IRQ_TYPE_LEVEL_HIGH>;
 115                 reg-shift = <2>;
 116                 reg-io-width = <4>;
 117                 clock-frequency = <24000000>;
 118                 clocks = <&cru SCLK_UART0>, <&cru PCLK_UART0>;
 119                 clock-names = "baudclk", "apb_pclk";
 120                 pinctrl-names = "default";
 121                 pinctrl-0 = <&uart0_xfer &uart0_cts &uart0_rts>;
 122         };
 123
 124         uart1: serial@20064000 {
 125                 compatible = "rockchip,rk3036-uart", "snps,dw-apb-uart";
 126                 reg = <0x20064000 0x100>;
 127                 interrupts = <GIC_SPI 21 IRQ_TYPE_LEVEL_HIGH>;
 128                 reg-shift = <2>;
 129                 reg-io-width = <4>;
 130                 clock-frequency = <24000000>;
 131                 clocks = <&cru SCLK_UART1>, <&cru PCLK_UART1>;
 132                 clock-names = "baudclk", "apb_pclk";
 133                 pinctrl-names = "default";
 134                 pinctrl-0 = <&uart1_xfer>;
 135         };
 136
 137         uart2: serial@20068000 {
 138                 compatible = "rockchip,rk3036-uart", "snps,dw-apb-uart";
 139                 reg = <0x20068000 0x100>;
 140                 interrupts = <GIC_SPI 22 IRQ_TYPE_LEVEL_HIGH>;
 141                 reg-shift = <2>;
 142                 reg-io-width = <4>;
 143                 clock-frequency = <24000000>;
 144                 clocks = <&cru SCLK_UART2>, <&cru PCLK_UART2>;
 145                 clock-names = "baudclk", "apb_pclk";
 146                 pinctrl-names = "default";
 147                 pinctrl-0 = <&uart2_xfer>;
 148         };
 149
 150         pwm0: pwm@20050000 {
 151                 compatible = "rockchip,rk2928-pwm";
 152                 reg = <0x20050000 0x10>;
 153                 #pwm-cells = <3>;
 154                 pinctrl-names = "default";
 155                 pinctrl-0 = <&pwm0_pin>;
 156                 clocks = <&cru PCLK_PWM>;
 157                 clock-names = "pwm";
 158                 status = "disabled";
 159         };
 160
 161         pwm1: pwm@20050010 {
 162                 compatible = "rockchip,rk2928-pwm";
 163                 reg = <0x20050010 0x10>;
 164                 #pwm-cells = <3>;
 165                 pinctrl-names = "default";
 166                 pinctrl-0 = <&pwm1_pin>;
 167                 clocks = <&cru PCLK_PWM>;
 168                 clock-names = "pwm";
 169                 status = "disabled";
 170         };
 171
 172         pwm2: pwm@20050020 {
 173                 compatible = "rockchip,rk2928-pwm";
 174                 reg = <0x20050020 0x10>;
 175                 #pwm-cells = <3>;
 176                 pinctrl-names = "default";
 177                 pinctrl-0 = <&pwm2_pin>;
 178                 clocks = <&cru PCLK_PWM>;
 179                 clock-names = "pwm";
 180                 status = "disabled";
 181         };
 182
 183         pwm3: pwm@20050030 {
 184                 compatible = "rockchip,rk2928-pwm";
 185                 reg = <0x20050030 0x10>;
 186                 #pwm-cells = <2>;
 187                 pinctrl-names = "default";
 188                 pinctrl-0 = <&pwm3_pin>;
 189                 clocks = <&cru PCLK_PWM>;
 190                 clock-names = "pwm";
 191                 status = "disabled";
 192         };
 193
 194         sram: sram@10080000 {
 195                 compatible = "rockchip,rk3036-smp-sram", "mmio-sram";
 196                 reg = <0x10080000 0x2000>;
 197         };
 198
 199         gic: interrupt-controller@10139000 {
 200                 compatible = "arm,gic-400";
 201                 interrupt-controller;
 202                 #interrupt-cells = <3>;
 203                 #address-cells = <0>;
 204
 205                 reg = <0x10139000 0x1000>,
 206                       <0x1013a000 0x1000>,
 207                       <0x1013c000 0x2000>,
 208                       <0x1013e000 0x2000>;
 209                 interrupts = <GIC_PPI 9 0xf04>;
 210         };
 211
 212         grf: syscon@20008000 {
 213                 compatible = "rockchip,rk3036-grf", "syscon";
 214                 reg = <0x20008000 0x1000>;
 215         };
 216
 217         usb_otg: usb@10180000 {
 218                 compatible = "rockchip,rk3288-usb", "rockchip,rk3066-usb",
 219                                 "snps,dwc2";
 220                 reg = <0x10180000 0x40000>;
 221                 interrupts = <GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>;
 222                 clocks = <&cru HCLK_OTG0>;
 223                 clock-names = "otg";
 224                 dr_mode = "otg";
 225                 g-np-tx-fifo-size = <16>;
 226                 g-rx-fifo-size = <275>;
 227                 g-tx-fifo-size = <256 128 128 64 64 32>;
 228                 g-use-dma;
 229                 status = "disabled";
 230         };
 231
 232         usb_host: usb@101c0000 {
 233                 compatible = "rockchip,rk3288-usb", "rockchip,rk3066-usb",
 234                                 "snps,dwc2";
 235                 reg = <0x101c0000 0x40000>;
 236                 interrupts = <GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>;
 237                 clocks = <&cru HCLK_OTG1>;
 238                 clock-names = "otg";
 239                 dr_mode = "host";
 240                 status = "disabled";
 241         };
 242
 243         emmc: dwmmc@1021c000 {
 244                 compatible = "rockchip,rk3288-dw-mshc";
 245                 clock-frequency = <37500000>;
 246                 clock-freq-min-max = <400000 37500000>;
 247                 clocks = <&cru HCLK_EMMC>, <&cru SCLK_EMMC>,
 248                 <&cru SCLK_EMMC_DRV>, <&cru SCLK_EMMC_SAMPLE>;
 249                 clock-names = "biu", "ciu", "ciu_drv", "ciu_sample";
 250                 dmas = <&pdma 12>;
 251                 dma-names = "rx-tx";
 252                 fifo-depth = <0x100>;
 253                 interrupts = <GIC_SPI 16 IRQ_TYPE_LEVEL_HIGH>;
 254                 reg = <0x1021c000 0x4000>;
 255                 broken-cd;
 256                 bus-width = <8>;
 257                 cap-mmc-highspeed;
 258                 mmc-ddr-1_8v;
 259                 disable-wp;
 260                 fifo-mode;
 261                 non-removable;
 262                 num-slots = <1>;
 263                 default-sample-phase = <158>;
 264                 pinctrl-names = "default";
 265                 pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8>;
 266         };
 267
 268         pinctrl: pinctrl {
 269                 compatible = "rockchip,rk3036-pinctrl";
 270                 rockchip,grf = <&grf>;
 271                 #address-cells = <1>;
 272                 #size-cells = <1>;
 273                 ranges;
 274
 275                 gpio0: gpio0@2007c000 {
 276                         compatible = "rockchip,gpio-bank";
 277                         reg = <0x2007c000 0x100>;
 278                         interrupts = <GIC_SPI 36 IRQ_TYPE_LEVEL_HIGH>;
 279                         clocks = <&cru PCLK_GPIO0>;
 280
 281                         gpio-controller;
 282                         #gpio-cells = <2>;
 283
 284                         interrupt-controller;
 285                         #interrupt-cells = <2>;
 286                 };
 287
 288                 gpio1: gpio1@20080000 {
 289                         compatible = "rockchip,gpio-bank";
 290                         reg = <0x20080000 0x100>;
 291                         interrupts = <GIC_SPI 37 IRQ_TYPE_LEVEL_HIGH>;
 292                         clocks = <&cru PCLK_GPIO1>;
 293
 294                         gpio-controller;
 295                         #gpio-cells = <2>;
 296
 297                         interrupt-controller;
 298                         #interrupt-cells = <2>;
 299                 };
 300
 301                 gpio2: gpio2@20084000 {
 302                         compatible = "rockchip,gpio-bank";
 303                         reg = <0x20084000 0x100>;
 304                         interrupts = <GIC_SPI 38 IRQ_TYPE_LEVEL_HIGH>;
 305                         clocks = <&cru PCLK_GPIO2>;
 306
 307                         gpio-controller;
 308                         #gpio-cells = <2>;
 309
 310                         interrupt-controller;
 311                         #interrupt-cells = <2>;
 312                 };
 313
 314                 pcfg_pull_up: pcfg-pull-up {
 315                         bias-pull-up;
 316                 };
 317
 318                 pcfg_pull_down: pcfg-pull-down {
 319                         bias-pull-down;
 320                 };
 321
 322                 pcfg_pull_none: pcfg-pull-none {
 323                         bias-disable;
 324                 };
 325
 326                 emmc {
 327                         /*
 328                          * We run eMMC at max speed; bump up drive strength.
 329                          * We also have external pulls, so disable the internal ones.
 330                          */
 331                         emmc_clk: emmc-clk {
 332                                 rockchip,pins = <2 4 RK_FUNC_2 &pcfg_pull_none>;
 333                         };
 334
 335                         emmc_cmd: emmc-cmd {
 336                                 rockchip,pins = <2 1 RK_FUNC_2 &pcfg_pull_none>;
 337                         };
 338
 339                         emmc_bus8: emmc-bus8 {
 340                                 rockchip,pins = <1 24 RK_FUNC_2 &pcfg_pull_none>,
 341                                                 <1 25 RK_FUNC_2 &pcfg_pull_none>,
 342                                                 <1 26 RK_FUNC_2 &pcfg_pull_none>,
 343                                                 <1 27 RK_FUNC_2 &pcfg_pull_none>;
 344                                 /*
 345                                                 <1 28 RK_FUNC_2 &pcfg_pull_up>,
 346                                                 <1 29 RK_FUNC_2 &pcfg_pull_up>,
 347                                                 <1 30 RK_FUNC_2 &pcfg_pull_up>,
 348                                                 <1 31 RK_FUNC_2 &pcfg_pull_up>;
 349                                                 */
 350                         };
 351                 };
 352
 353                 uart0 {
 354                         uart0_xfer: uart0-xfer {
 355                                 rockchip,pins = <0 16 RK_FUNC_1 &pcfg_pull_none>,
 356                                                 <0 17 RK_FUNC_1 &pcfg_pull_none>;
 357                         };
 358
 359                         uart0_cts: uart0-cts {
 360                                 rockchip,pins = <0 18 RK_FUNC_1 &pcfg_pull_none>;
 361                         };
 362
 363                         uart0_rts: uart0-rts {
 364                                 rockchip,pins = <0 19 RK_FUNC_1 &pcfg_pull_none>;
 365                         };
 366                 };
 367
 368                 uart1 {
 369                         uart1_xfer: uart1-xfer {
 370                                 rockchip,pins = <2 22 RK_FUNC_1 &pcfg_pull_none>,
 371                                                 <2 23 RK_FUNC_1 &pcfg_pull_none>;
 372                         };
 373                         /* no rts / cts for uart1 */
 374                 };
 375
 376                 uart2 {
 377                         uart2_xfer: uart2-xfer {
 378                                 rockchip,pins = <1 18 RK_FUNC_2 &pcfg_pull_none>,
 379                                                 <1 19 RK_FUNC_2 &pcfg_pull_none>;
 380                         };
 381                         /* no rts / cts for uart2 */
 382                 };
 383
 384                 pwm0 {
 385                         pwm0_pin: pwm0-pin {
 386                                 rockchip,pins = <0 0 RK_FUNC_2 &pcfg_pull_none>;
 387                         };
 388                 };
 389
 390                 pwm1 {
 391                         pwm1_pin: pwm1-pin {
 392                                 rockchip,pins = <0 1 RK_FUNC_2 &pcfg_pull_none>;
 393                         };
 394                 };
 395
 396                 pwm2 {
 397                         pwm2_pin: pwm2-pin {
 398                                 rockchip,pins = <0 1 2 &pcfg_pull_none>;
 399                         };
 400                 };
 401
 402                 pwm3 {
 403                         pwm3_pin: pwm3-pin {
 404                                 rockchip,pins = <0 27 1 &pcfg_pull_none>;
 405                         };
 406                 };
 407
 408                 i2c1 {
 409                         i2c1_xfer: i2c1-xfer {
 410                                 rockchip,pins = <0 2 RK_FUNC_1 &pcfg_pull_none>,
 411                                                 <0 3 RK_FUNC_1 &pcfg_pull_none>;
 412                         };
 413                 };
 414         };
 415
 416         i2c1: i2c@20056000 {
 417                 compatible = "rockchip,rk3288-i2c";
 418                 reg = <0x20056000 0x1000>;
 419                 interrupts = <GIC_SPI 25 IRQ_TYPE_LEVEL_HIGH>;
 420                 #address-cells = <1>;
 421                 #size-cells = <0>;
 422                 clock-names = "i2c";
 423                 clocks = <&cru PCLK_I2C1>;
 424                 pinctrl-names = "default";
 425                 pinctrl-0 = <&i2c1_xfer>;
 426                 status = "disabled";
 427         };
 428 };