arch/arm64/boot/dts/rockchip/rk3328-rock-pi-e.dts

   1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
   2 /*
   3  * (C) Copyright 2020 Chen-Yu Tsai <wens@csie.org>
   4  *
   5  * Based on ./rk3328-rock64.dts, which is
   6  *
   7  * Copyright (c) 2017 PINE64
   8  */
   9
  10 /dts-v1/;
  11
  12 #include <dt-bindings/gpio/gpio.h>
  13 #include <dt-bindings/input/input.h>
  14 #include <dt-bindings/leds/common.h>
  15 #include <dt-bindings/pinctrl/rockchip.h>
  16
  17 #include "rk3328.dtsi"
  18
  19 / {
  20         model = "Radxa ROCK Pi E";
  21         compatible = "radxa,rockpi-e", "rockchip,rk3328";
  22
  23         aliases {
  24                 mmc0 = &sdmmc;
  25                 mmc1 = &emmc;
  26         };
  27
  28         chosen {
  29                 stdout-path = "serial2:1500000n8";
  30         };
  31
  32         adc-keys {
  33                 compatible = "adc-keys";
  34                 io-channels = <&saradc 0>;
  35                 io-channel-names = "buttons";
  36                 keyup-threshold-microvolt = <1750000>;
  37
  38                 /* This button is unpopulated out of the factory. */
  39                 button-recovery {
  40                         label = "Recovery";
  41                         linux,code = <KEY_VENDOR>;
  42                         press-threshold-microvolt = <10000>;
  43                 };
  44         };
  45
  46         gmac_clkin: external-gmac-clock {
  47                 compatible = "fixed-clock";
  48                 clock-frequency = <125000000>;
  49                 clock-output-names = "gmac_clkin";
  50                 #clock-cells = <0>;
  51         };
  52
  53         leds {
  54                 compatible = "gpio-leds";
  55                 pinctrl-0 = <&led_pin>;
  56                 pinctrl-names = "default";
  57
  58                 led-0 {
  59                         color = <LED_COLOR_ID_BLUE>;
  60                         gpios = <&gpio3 RK_PA5 GPIO_ACTIVE_LOW>;
  61                         linux,default-trigger = "heartbeat";
  62                 };
  63         };
  64
  65         vcc_sd: sdmmc-regulator {
  66                 compatible = "regulator-fixed";
  67                 gpio = <&gpio0 RK_PD6 GPIO_ACTIVE_LOW>;
  68                 pinctrl-names = "default";
  69                 pinctrl-0 = <&sdmmc0m1_pin>;
  70                 regulator-name = "vcc_sd";
  71                 regulator-boot-on;
  72                 vin-supply = <&vcc_io>;
  73         };
  74
  75         vcc_host_5v: vcc-host-5v-regulator {
  76                 compatible = "regulator-fixed";
  77                 gpio = <&gpio3 RK_PA7 GPIO_ACTIVE_HIGH>;
  78                 pinctrl-names = "default";
  79                 pinctrl-0 = <&usb30_host_drv>;
  80                 enable-active-high;
  81                 regulator-name = "vcc_host_5v";
  82                 regulator-always-on;
  83                 regulator-boot-on;
  84                 vin-supply = <&vcc_sys>;
  85         };
  86
  87         vcc_sys: vcc-sys {
  88                 compatible = "regulator-fixed";
  89                 regulator-name = "vcc_sys";
  90                 regulator-always-on;
  91                 regulator-boot-on;
  92                 regulator-min-microvolt = <5000000>;
  93                 regulator-max-microvolt = <5000000>;
  94         };
  95
  96         vcc_wifi: vcc-wifi-regulator {
  97                 compatible = "regulator-fixed";
  98                 gpio = <&gpio0 RK_PA0 GPIO_ACTIVE_LOW>;
  99                 pinctrl-names = "default";
 100                 pinctrl-0 = <&wifi_en>;
 101                 regulator-name = "vcc_wifi";
 102                 regulator-always-on;
 103                 regulator-boot-on;
 104                 vin-supply = <&vcc_io>;
 105         };
 106 };
 107
 108 &analog_sound {
 109         status = "okay";
 110 };
 111
 112 &codec {
 113         status = "okay";
 114 };
 115
 116 &cpu0 {
 117         cpu-supply = <&vdd_arm>;
 118 };
 119
 120 &cpu1 {
 121         cpu-supply = <&vdd_arm>;
 122 };
 123
 124 &cpu2 {
 125         cpu-supply = <&vdd_arm>;
 126 };
 127
 128 &cpu3 {
 129         cpu-supply = <&vdd_arm>;
 130 };
 131
 132 &emmc {
 133         bus-width = <8>;
 134         cap-mmc-highspeed;
 135         mmc-ddr-1_8v;
 136         mmc-hs200-1_8v;
 137         non-removable;
 138         pinctrl-names = "default";
 139         pinctrl-0 = <&emmc_clk>, <&emmc_cmd>, <&emmc_bus8>;
 140         vmmc-supply = <&vcc_io>;
 141         vqmmc-supply = <&vcc18_emmc>;
 142         status = "okay";
 143 };
 144
 145 &gmac2io {
 146         assigned-clocks = <&cru SCLK_MAC2IO>, <&cru SCLK_MAC2IO_EXT>;
 147         assigned-clock-parents = <&gmac_clkin>, <&gmac_clkin>;
 148         clock_in_out = "input";
 149         phy-handle = <&rtl8211e>;
 150         phy-mode = "rgmii";
 151         phy-supply = <&vcc_io>;
 152         pinctrl-names = "default";
 153         pinctrl-0 = <&rgmiim1_pins>;
 154         snps,aal;
 155         snps,rxpbl = <0x4>;
 156         snps,txpbl = <0x4>;
 157         tx_delay = <0x26>;
 158         rx_delay = <0x11>;
 159         status = "okay";
 160
 161         mdio {
 162                 compatible = "snps,dwmac-mdio";
 163                 #address-cells = <1>;
 164                 #size-cells = <0>;
 165
 166                 rtl8211e: ethernet-phy@1 {
 167                         reg = <1>;
 168                         pinctrl-0 = <&eth_phy_int_pin>, <&eth_phy_reset_pin>;
 169                         pinctrl-names = "default";
 170                         interrupt-parent = <&gpio1>;
 171                         interrupts = <24 IRQ_TYPE_LEVEL_LOW>;
 172                         reset-assert-us = <10000>;
 173                         reset-deassert-us = <50000>;
 174                         reset-gpios = <&gpio1 RK_PC2 GPIO_ACTIVE_LOW>;
 175                 };
 176         };
 177 };
 178
 179 &gmac2phy {
 180         pinctrl-names = "default";
 181         pinctrl-0 = <&fephyled_linkm1>, <&fephyled_rxm1>;
 182         status = "okay";
 183 };
 184
 185 &i2c1 {
 186         status = "okay";
 187
 188         rk805: pmic@18 {
 189                 compatible = "rockchip,rk805";
 190                 reg = <0x18>;
 191                 interrupt-parent = <&gpio2>;
 192                 interrupts = <6 IRQ_TYPE_LEVEL_LOW>;
 193                 #clock-cells = <1>;
 194                 clock-output-names = "xin32k", "rk805-clkout2";
 195                 gpio-controller;
 196                 #gpio-cells = <2>;
 197                 pinctrl-names = "default";
 198                 pinctrl-0 = <&pmic_int_l>;
 199                 rockchip,system-power-controller;
 200                 wakeup-source;
 201
 202                 vcc1-supply = <&vcc_sys>;
 203                 vcc2-supply = <&vcc_sys>;
 204                 vcc3-supply = <&vcc_sys>;
 205                 vcc4-supply = <&vcc_sys>;
 206                 vcc5-supply = <&vcc_io>;
 207                 vcc6-supply = <&vcc_sys>;
 208
 209                 regulators {
 210                         vdd_log: DCDC_REG1 {
 211                                 regulator-name = "vdd_log";
 212                                 regulator-always-on;
 213                                 regulator-boot-on;
 214                                 regulator-min-microvolt = <712500>;
 215                                 regulator-max-microvolt = <1450000>;
 216                                 regulator-ramp-delay = <12500>;
 217
 218                                 regulator-state-mem {
 219                                         regulator-on-in-suspend;
 220                                         regulator-suspend-microvolt = <1000000>;
 221                                 };
 222                         };
 223
 224                         vdd_arm: DCDC_REG2 {
 225                                 regulator-name = "vdd_arm";
 226                                 regulator-always-on;
 227                                 regulator-boot-on;
 228                                 regulator-min-microvolt = <712500>;
 229                                 regulator-max-microvolt = <1450000>;
 230                                 regulator-ramp-delay = <12500>;
 231
 232                                 regulator-state-mem {
 233                                         regulator-on-in-suspend;
 234                                         regulator-suspend-microvolt = <950000>;
 235                                 };
 236                         };
 237
 238                         vcc_ddr: DCDC_REG3 {
 239                                 regulator-name = "vcc_ddr";
 240                                 regulator-always-on;
 241                                 regulator-boot-on;
 242
 243                                 regulator-state-mem {
 244                                         regulator-on-in-suspend;
 245                                 };
 246                         };
 247
 248                         vcc_io: DCDC_REG4 {
 249                                 regulator-name = "vcc_io";
 250                                 regulator-always-on;
 251                                 regulator-boot-on;
 252                                 regulator-min-microvolt = <3300000>;
 253                                 regulator-max-microvolt = <3300000>;
 254
 255                                 regulator-state-mem {
 256                                         regulator-on-in-suspend;
 257                                         regulator-suspend-microvolt = <3300000>;
 258                                 };
 259                         };
 260
 261                         vcc_18: LDO_REG1 {
 262                                 regulator-name = "vcc_18";
 263                                 regulator-always-on;
 264                                 regulator-boot-on;
 265                                 regulator-min-microvolt = <1800000>;
 266                                 regulator-max-microvolt = <1800000>;
 267
 268                                 regulator-state-mem {
 269                                         regulator-on-in-suspend;
 270                                         regulator-suspend-microvolt = <1800000>;
 271                                 };
 272                         };
 273
 274                         vcc18_emmc: LDO_REG2 {
 275                                 regulator-name = "vcc18_emmc";
 276                                 regulator-always-on;
 277                                 regulator-boot-on;
 278                                 regulator-min-microvolt = <1800000>;
 279                                 regulator-max-microvolt = <1800000>;
 280
 281                                 regulator-state-mem {
 282                                         regulator-on-in-suspend;
 283                                         regulator-suspend-microvolt = <1800000>;
 284                                 };
 285                         };
 286
 287                         vdd_10: LDO_REG3 {
 288                                 regulator-name = "vdd_10";
 289                                 regulator-always-on;
 290                                 regulator-boot-on;
 291                                 regulator-min-microvolt = <1000000>;
 292                                 regulator-max-microvolt = <1000000>;
 293
 294                                 regulator-state-mem {
 295                                         regulator-on-in-suspend;
 296                                         regulator-suspend-microvolt = <1000000>;
 297                                 };
 298                         };
 299                 };
 300         };
 301 };
 302
 303 &i2s1 {
 304         status = "okay";
 305 };
 306
 307 &io_domains {
 308         pmuio-supply = <&vcc_io>;
 309         vccio1-supply = <&vcc_io>;
 310         vccio2-supply = <&vcc18_emmc>;
 311         vccio3-supply = <&vcc_io>;
 312         vccio4-supply = <&vcc_io>;
 313         vccio5-supply = <&vcc_io>;
 314         vccio6-supply = <&vcc_io>;
 315         status = "okay";
 316 };
 317
 318 &pinctrl {
 319         ephy {
 320                 eth_phy_int_pin: eth-phy-int-pin {
 321                         rockchip,pins = <1 RK_PD0 RK_FUNC_GPIO &pcfg_pull_down>;
 322                 };
 323
 324                 eth_phy_reset_pin: eth-phy-reset-pin {
 325                         rockchip,pins = <1 RK_PC2 RK_FUNC_GPIO &pcfg_pull_down>;
 326                 };
 327         };
 328
 329         leds {
 330                 led_pin: led-pin {
 331                         rockchip,pins = <3 RK_PA5 RK_FUNC_GPIO &pcfg_pull_none>;
 332                 };
 333         };
 334
 335         pmic {
 336                 pmic_int_l: pmic-int-l {
 337                         rockchip,pins = <2 RK_PA6 RK_FUNC_GPIO &pcfg_pull_up>;
 338                 };
 339         };
 340
 341         usb3 {
 342                 usb30_host_drv: usb30-host-drv {
 343                         rockchip,pins = <3 RK_PA7 RK_FUNC_GPIO &pcfg_pull_none>;
 344                 };
 345         };
 346
 347         wifi {
 348                 wifi_en: wifi-en {
 349                         rockchip,pins = <0 RK_PA0 RK_FUNC_GPIO &pcfg_pull_none>;
 350                 };
 351         };
 352 };
 353
 354 &sdmmc {
 355         bus-width = <4>;
 356         cap-sd-highspeed;
 357         disable-wp;
 358         pinctrl-names = "default";
 359         pinctrl-0 = <&sdmmc0_clk>, <&sdmmc0_cmd>, <&sdmmc0_dectn>, <&sdmmc0_bus4>;
 360         vmmc-supply = <&vcc_sd>;
 361         status = "okay";
 362 };
 363
 364 &saradc {
 365         vref-supply = <&vcc_18>;
 366         status = "okay";
 367 };
 368
 369 &tsadc {
 370         status = "okay";
 371 };
 372
 373 &u2phy {
 374         status = "okay";
 375 };
 376
 377 &u2phy_host {
 378         status = "okay";
 379 };
 380
 381 &uart2 {
 382         status = "okay";
 383 };
 384
 385 &usb_host0_ehci {
 386         status = "okay";
 387 };