arch/arm/dts/rk3328-nanopi-r2s.dts

   1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
   2 /*
   3  * Copyright (c) 2020 David Bauer <[email protected]>
   4  */
   5
   6 /dts-v1/;
   7
   8 #include <dt-bindings/input/input.h>
   9 #include <dt-bindings/gpio/gpio.h>
  10 #include "rk3328.dtsi"
  11
  12 / {
  13         model = "FriendlyElec NanoPi R2S";
  14         compatible = "friendlyarm,nanopi-r2s", "rockchip,rk3328";
  15
  16         chosen {
  17                 stdout-path = "serial2:1500000n8";
  18         };
  19
  20         gmac_clk: gmac-clock {
  21                 compatible = "fixed-clock";
  22                 clock-frequency = <125000000>;
  23                 clock-output-names = "gmac_clkin";
  24                 #clock-cells = <0>;
  25         };
  26
  27         keys {
  28                 compatible = "gpio-keys";
  29                 pinctrl-0 = <&reset_button_pin>;
  30                 pinctrl-names = "default";
  31
  32                 reset {
  33                         label = "reset";
  34                         gpios = <&gpio0 RK_PA0 GPIO_ACTIVE_LOW>;
  35                         linux,code = <KEY_RESTART>;
  36                         debounce-interval = <50>;
  37                 };
  38         };
  39
  40         leds {
  41                 compatible = "gpio-leds";
  42                 pinctrl-0 = <&lan_led_pin>,  <&sys_led_pin>, <&wan_led_pin>;
  43                 pinctrl-names = "default";
  44
  45                 lan_led: led-0 {
  46                         gpios = <&gpio2 RK_PB7 GPIO_ACTIVE_HIGH>;
  47                         label = "nanopi-r2s:green:lan";
  48                 };
  49
  50                 sys_led: led-1 {
  51                         gpios = <&gpio0 RK_PA2 GPIO_ACTIVE_HIGH>;
  52                         label = "nanopi-r2s:red:sys";
  53                 };
  54
  55                 wan_led: led-2 {
  56                         gpios = <&gpio2 RK_PC2 GPIO_ACTIVE_HIGH>;
  57                         label = "nanopi-r2s:green:wan";
  58                 };
  59         };
  60
  61         vcc_io_sdio: sdmmcio-regulator {
  62                 compatible = "regulator-gpio";
  63                 enable-active-high;
  64                 gpios = <&gpio1 RK_PD4 GPIO_ACTIVE_HIGH>;
  65                 pinctrl-0 = <&sdio_vcc_pin>;
  66                 pinctrl-names = "default";
  67                 regulator-name = "vcc_io_sdio";
  68                 regulator-always-on;
  69                 regulator-min-microvolt = <1800000>;
  70                 regulator-max-microvolt = <3300000>;
  71                 regulator-settling-time-us = <5000>;
  72                 regulator-type = "voltage";
  73                 startup-delay-us = <2000>;
  74                 states = <1800000 0x1
  75                           3300000 0x0>;
  76                 vin-supply = <&vcc_io_33>;
  77         };
  78
  79         vcc_sd: sdmmc-regulator {
  80                 compatible = "regulator-fixed";
  81                 gpio = <&gpio0 RK_PD6 GPIO_ACTIVE_LOW>;
  82                 pinctrl-0 = <&sdmmc0m1_gpio>;
  83                 pinctrl-names = "default";
  84                 regulator-name = "vcc_sd";
  85                 regulator-boot-on;
  86                 regulator-min-microvolt = <3300000>;
  87                 regulator-max-microvolt = <3300000>;
  88                 vin-supply = <&vcc_io_33>;
  89         };
  90
  91         vdd_5v: vdd-5v {
  92                 compatible = "regulator-fixed";
  93                 regulator-name = "vdd_5v";
  94                 regulator-always-on;
  95                 regulator-boot-on;
  96                 regulator-min-microvolt = <5000000>;
  97                 regulator-max-microvolt = <5000000>;
  98         };
  99 };
 100
 101 &cpu0 {
 102         cpu-supply = <&vdd_arm>;
 103 };
 104
 105 &cpu1 {
 106         cpu-supply = <&vdd_arm>;
 107 };
 108
 109 &cpu2 {
 110         cpu-supply = <&vdd_arm>;
 111 };
 112
 113 &cpu3 {
 114         cpu-supply = <&vdd_arm>;
 115 };
 116
 117 &gmac2io {
 118         assigned-clocks = <&cru SCLK_MAC2IO>, <&cru SCLK_MAC2IO_EXT>;
 119         assigned-clock-parents = <&gmac_clk>, <&gmac_clk>;
 120         clock_in_out = "input";
 121         phy-handle = <&rtl8211e>;
 122         phy-mode = "rgmii";
 123         phy-supply = <&vcc_io_33>;
 124         pinctrl-0 = <&rgmiim1_pins>;
 125         pinctrl-names = "default";
 126         rx_delay = <0x18>;
 127         snps,aal;
 128         tx_delay = <0x24>;
 129         status = "okay";
 130
 131         mdio {
 132                 compatible = "snps,dwmac-mdio";
 133                 #address-cells = <1>;
 134                 #size-cells = <0>;
 135
 136                 rtl8211e: ethernet-phy@1 {
 137                         compatible = "ethernet-phy-id001c.c915",
 138                                      "ethernet-phy-ieee802.3-c22";
 139                         reg = <1>;
 140                         pinctrl-0 = <&eth_phy_reset_pin>;
 141                         pinctrl-names = "default";
 142                         reset-assert-us = <10000>;
 143                         reset-deassert-us = <50000>;
 144                         reset-gpios = <&gpio1 RK_PC2 GPIO_ACTIVE_LOW>;
 145                 };
 146         };
 147 };
 148
 149 &i2c1 {
 150         status = "okay";
 151
 152         rk805: pmic@18 {
 153                 compatible = "rockchip,rk805";
 154                 reg = <0x18>;
 155                 interrupt-parent = <&gpio1>;
 156                 interrupts = <24 IRQ_TYPE_LEVEL_LOW>;
 157                 #clock-cells = <1>;
 158                 clock-output-names = "xin32k", "rk805-clkout2";
 159                 gpio-controller;
 160                 #gpio-cells = <2>;
 161                 pinctrl-0 = <&pmic_int_l>;
 162                 pinctrl-names = "default";
 163                 rockchip,system-power-controller;
 164                 wakeup-source;
 165
 166                 vcc1-supply = <&vdd_5v>;
 167                 vcc2-supply = <&vdd_5v>;
 168                 vcc3-supply = <&vdd_5v>;
 169                 vcc4-supply = <&vdd_5v>;
 170                 vcc5-supply = <&vcc_io_33>;
 171                 vcc6-supply = <&vdd_5v>;
 172
 173                 regulators {
 174                         vdd_log: DCDC_REG1 {
 175                                 regulator-name = "vdd_log";
 176                                 regulator-always-on;
 177                                 regulator-boot-on;
 178                                 regulator-min-microvolt = <712500>;
 179                                 regulator-max-microvolt = <1450000>;
 180                                 regulator-ramp-delay = <12500>;
 181
 182                                 regulator-state-mem {
 183                                         regulator-on-in-suspend;
 184                                         regulator-suspend-microvolt = <1000000>;
 185                                 };
 186                         };
 187
 188                         vdd_arm: DCDC_REG2 {
 189                                 regulator-name = "vdd_arm";
 190                                 regulator-always-on;
 191                                 regulator-boot-on;
 192                                 regulator-min-microvolt = <712500>;
 193                                 regulator-max-microvolt = <1450000>;
 194                                 regulator-ramp-delay = <12500>;
 195
 196                                 regulator-state-mem {
 197                                         regulator-on-in-suspend;
 198                                         regulator-suspend-microvolt = <950000>;
 199                                 };
 200                         };
 201
 202                         vcc_ddr: DCDC_REG3 {
 203                                 regulator-name = "vcc_ddr";
 204                                 regulator-always-on;
 205                                 regulator-boot-on;
 206
 207                                 regulator-state-mem {
 208                                         regulator-on-in-suspend;
 209                                 };
 210                         };
 211
 212                         vcc_io_33: DCDC_REG4 {
 213                                 regulator-name = "vcc_io_33";
 214                                 regulator-always-on;
 215                                 regulator-boot-on;
 216                                 regulator-min-microvolt = <3300000>;
 217                                 regulator-max-microvolt = <3300000>;
 218
 219                                 regulator-state-mem {
 220                                         regulator-on-in-suspend;
 221                                         regulator-suspend-microvolt = <3300000>;
 222                                 };
 223                         };
 224
 225                         vcc_18: LDO_REG1 {
 226                                 regulator-name = "vcc_18";
 227                                 regulator-always-on;
 228                                 regulator-boot-on;
 229                                 regulator-min-microvolt = <1800000>;
 230                                 regulator-max-microvolt = <1800000>;
 231
 232                                 regulator-state-mem {
 233                                         regulator-on-in-suspend;
 234                                         regulator-suspend-microvolt = <1800000>;
 235                                 };
 236                         };
 237
 238                         vcc18_emmc: LDO_REG2 {
 239                                 regulator-name = "vcc18_emmc";
 240                                 regulator-always-on;
 241                                 regulator-boot-on;
 242                                 regulator-min-microvolt = <1800000>;
 243                                 regulator-max-microvolt = <1800000>;
 244
 245                                 regulator-state-mem {
 246                                         regulator-on-in-suspend;
 247                                         regulator-suspend-microvolt = <1800000>;
 248                                 };
 249                         };
 250
 251                         vdd_10: LDO_REG3 {
 252                                 regulator-name = "vdd_10";
 253                                 regulator-always-on;
 254                                 regulator-boot-on;
 255                                 regulator-min-microvolt = <1000000>;
 256                                 regulator-max-microvolt = <1000000>;
 257
 258                                 regulator-state-mem {
 259                                         regulator-on-in-suspend;
 260                                         regulator-suspend-microvolt = <1000000>;
 261                                 };
 262                         };
 263                 };
 264         };
 265 };
 266
 267 &io_domains {
 268         pmuio-supply = <&vcc_io_33>;
 269         vccio1-supply = <&vcc_io_33>;
 270         vccio2-supply = <&vcc18_emmc>;
 271         vccio3-supply = <&vcc_io_sdio>;
 272         vccio4-supply = <&vcc_18>;
 273         vccio5-supply = <&vcc_io_33>;
 274         vccio6-supply = <&vcc_io_33>;
 275         status = "okay";
 276 };
 277
 278 &pinctrl {
 279         button {
 280                 reset_button_pin: reset-button-pin {
 281                         rockchip,pins = <0 RK_PA0 RK_FUNC_GPIO &pcfg_pull_none>;
 282                 };
 283         };
 284
 285         ethernet-phy {
 286                 eth_phy_reset_pin: eth-phy-reset-pin {
 287                         rockchip,pins = <1 RK_PC2 RK_FUNC_GPIO &pcfg_pull_down>;
 288                 };
 289         };
 290
 291         leds {
 292                 lan_led_pin: lan-led-pin {
 293                         rockchip,pins = <2 RK_PB7 RK_FUNC_GPIO &pcfg_pull_none>;
 294                 };
 295
 296                 sys_led_pin: sys-led-pin {
 297                         rockchip,pins = <0 RK_PA2 RK_FUNC_GPIO &pcfg_pull_none>;
 298                 };
 299
 300                 wan_led_pin: wan-led-pin {
 301                         rockchip,pins = <2 RK_PC2 RK_FUNC_GPIO &pcfg_pull_none>;
 302                 };
 303         };
 304
 305         pmic {
 306                 pmic_int_l: pmic-int-l {
 307                         rockchip,pins = <1 RK_PD0 RK_FUNC_GPIO &pcfg_pull_up>;
 308                 };
 309         };
 310
 311         sd {
 312                 sdio_vcc_pin: sdio-vcc-pin {
 313                         rockchip,pins = <1 RK_PD4 RK_FUNC_GPIO &pcfg_pull_up>;
 314                 };
 315         };
 316 };
 317
 318 &pwm2 {
 319         status = "okay";
 320 };
 321
 322 &sdmmc {
 323         bus-width = <4>;
 324         cap-sd-highspeed;
 325         disable-wp;
 326         pinctrl-0 = <&sdmmc0_clk>, <&sdmmc0_cmd>, <&sdmmc0_dectn>, <&sdmmc0_bus4>;
 327         pinctrl-names = "default";
 328         sd-uhs-sdr12;
 329         sd-uhs-sdr25;
 330         sd-uhs-sdr50;
 331         sd-uhs-sdr104;
 332         vmmc-supply = <&vcc_sd>;
 333         vqmmc-supply = <&vcc_io_sdio>;
 334         status = "okay";
 335 };
 336
 337 &tsadc {
 338         rockchip,hw-tshut-mode = <0>;
 339         rockchip,hw-tshut-polarity = <0>;
 340         status = "okay";
 341 };
 342
 343 &u2phy {
 344         status = "okay";
 345 };
 346
 347 &u2phy_host {
 348         status = "okay";
 349 };
 350
 351 &u2phy_otg {
 352         status = "okay";
 353 };
 354
 355 &uart2 {
 356         status = "okay";
 357 };
 358
 359 &usb20_otg {
 360         status = "okay";
 361         dr_mode = "host";
 362 };
 363
 364 &usb_host0_ehci {
 365         status = "okay";
 366 };
 367
 368 &usb_host0_ohci {
 369         status = "okay";
 370 };