1// SPDX-License-Identifier: (GPL-2.0+ OR MIT) 2 3/dts-v1/; 4 5#include <dt-bindings/input/input.h> 6#include <dt-bindings/leds/common.h> 7#include <dt-bindings/pwm/pwm.h> 8#include "rk3528.dtsi" 9 10/ { 11 aliases { 12 i2c1 = &i2c1; 13 mmc0 = &sdhci; 14 mmc1 = &sdmmc; 15 serial0 = &uart0; 16 }; 17 18 chosen { 19 stdout-path = "serial0:1500000n8"; 20 }; 21 22 adc-keys { 23 compatible = "adc-keys"; 24 io-channels = <&saradc 0>; 25 io-channel-names = "buttons"; 26 keyup-threshold-microvolt = <1800000>; 27 poll-interval = <100>; 28 29 button-maskrom { 30 label = "MASKROM"; 31 linux,code = <KEY_SETUP>; 32 press-threshold-microvolt = <0>; 33 }; 34 }; 35 36 leds: leds { 37 compatible = "gpio-leds"; 38 pinctrl-names = "default"; 39 pinctrl-0 = <&state_led_b>; 40 41 led-0 { 42 color = <LED_COLOR_ID_BLUE>; 43 default-state = "on"; 44 function = LED_FUNCTION_HEARTBEAT; 45 gpios = <&gpio1 RK_PA3 GPIO_ACTIVE_HIGH>; 46 linux,default-trigger = "heartbeat"; 47 }; 48 }; 49 50 vdd_0v9: regulator-0v9-vdd { 51 compatible = "regulator-fixed"; 52 regulator-name = "vdd_0v9"; 53 regulator-always-on; 54 regulator-boot-on; 55 regulator-min-microvolt = <900000>; 56 regulator-max-microvolt = <900000>; 57 vin-supply = <&vcc5v0_sys>; 58 }; 59 60 vcc_ddr: regulator-1v1-vcc-ddr { 61 compatible = "regulator-fixed"; 62 regulator-name = "vcc_ddr"; 63 regulator-always-on; 64 regulator-boot-on; 65 regulator-min-microvolt = <1100000>; 66 regulator-max-microvolt = <1100000>; 67 vin-supply = <&vcc5v0_sys>; 68 }; 69 70 vcc_1v8: regulator-1v8-vcc { 71 compatible = "regulator-fixed"; 72 regulator-name = "vcc_1v8"; 73 regulator-always-on; 74 regulator-boot-on; 75 regulator-min-microvolt = <1800000>; 76 regulator-max-microvolt = <1800000>; 77 vin-supply = <&vcc_3v3>; 78 }; 79 80 vcc_3v3: regulator-3v3-vcc { 81 compatible = "regulator-fixed"; 82 regulator-name = "vcc_3v3"; 83 regulator-always-on; 84 regulator-boot-on; 85 regulator-min-microvolt = <3300000>; 86 regulator-max-microvolt = <3300000>; 87 vin-supply = <&vcc5v0_sys>; 88 }; 89 90 vcc_wifi: regulator-3v3-vcc-wifi { 91 compatible = "regulator-fixed"; 92 enable-active-high; 93 gpios = <&gpio4 RK_PA4 GPIO_ACTIVE_HIGH>; 94 pinctrl-names = "default"; 95 pinctrl-0 = <&usb_wifi_pwr>; 96 regulator-name = "vcc_wifi"; 97 regulator-min-microvolt = <3300000>; 98 regulator-max-microvolt = <3300000>; 99 vin-supply = <&vcc_3v3>; 100 }; 101 102 vcc5v0_sys: regulator-5v0-vcc-sys { 103 compatible = "regulator-fixed"; 104 regulator-name = "vcc5v0_sys"; 105 regulator-always-on; 106 regulator-boot-on; 107 regulator-min-microvolt = <5000000>; 108 regulator-max-microvolt = <5000000>; 109 }; 110 111 vcc5v0_usb20: regulator-5v0-vcc-usb20 { 112 compatible = "regulator-fixed"; 113 enable-active-high; 114 gpios = <&gpio0 RK_PA1 GPIO_ACTIVE_HIGH>; 115 pinctrl-names = "default"; 116 pinctrl-0 = <&usb_host_en>; 117 regulator-name = "vcc5v0_usb20"; 118 regulator-min-microvolt = <5000000>; 119 regulator-max-microvolt = <5000000>; 120 vin-supply = <&vcc5v0_sys>; 121 }; 122 123 vccio_sd: regulator-vccio-sd { 124 compatible = "regulator-gpio"; 125 gpios = <&gpio1 RK_PC1 GPIO_ACTIVE_HIGH>; 126 pinctrl-names = "default"; 127 pinctrl-0 = <&sdmmc_vol_ctrl_h>; 128 regulator-name = "vccio_sd"; 129 regulator-min-microvolt = <1800000>; 130 regulator-max-microvolt = <3300000>; 131 states = <1800000 0x0>, <3300000 0x1>; 132 vin-supply = <&vcc5v0_sys>; 133 }; 134 135 vdd_arm: regulator-vdd-arm { 136 compatible = "pwm-regulator"; 137 pwms = <&pwm1 0 5000 PWM_POLARITY_INVERTED>; 138 pwm-supply = <&vcc5v0_sys>; 139 regulator-name = "vdd_arm"; 140 regulator-always-on; 141 regulator-boot-on; 142 regulator-min-microvolt = <746000>; 143 regulator-max-microvolt = <1201000>; 144 regulator-settling-time-up-us = <250>; 145 }; 146 147 vdd_logic: regulator-vdd-logic { 148 compatible = "pwm-regulator"; 149 pwms = <&pwm2 0 5000 PWM_POLARITY_INVERTED>; 150 pwm-supply = <&vcc5v0_sys>; 151 regulator-name = "vdd_logic"; 152 regulator-always-on; 153 regulator-boot-on; 154 regulator-min-microvolt = <705000>; 155 regulator-max-microvolt = <1006000>; 156 regulator-settling-time-up-us = <250>; 157 }; 158 159 rfkill { 160 compatible = "rfkill-gpio"; 161 label = "rfkill-wlan"; 162 pinctrl-names = "default"; 163 pinctrl-0 = <&wifi_reg_on_h>; 164 radio-type = "wlan"; 165 shutdown-gpios = <&gpio1 RK_PA6 GPIO_ACTIVE_HIGH>; 166 }; 167}; 168 169&cpu0 { 170 cpu-supply = <&vdd_arm>; 171}; 172 173&cpu1 { 174 cpu-supply = <&vdd_arm>; 175}; 176 177&cpu2 { 178 cpu-supply = <&vdd_arm>; 179}; 180 181&cpu3 { 182 cpu-supply = <&vdd_arm>; 183}; 184 185&gpu { 186 mali-supply = <&vdd_logic>; 187 status = "okay"; 188}; 189 190&i2c1 { 191 pinctrl-names = "default"; 192 pinctrl-0 = <&i2c1m0_xfer>; 193 status = "okay"; 194 195 eeprom@50 { 196 compatible = "belling,bl24c16a", "atmel,24c16"; 197 reg = <0x50>; 198 pagesize = <16>; 199 read-only; 200 vcc-supply = <&vcc_3v3>; 201 }; 202}; 203 204&pinctrl { 205 bluetooth { 206 bt_wake_host_h: bt-wake-host-h { 207 rockchip,pins = <1 RK_PC2 RK_FUNC_GPIO &pcfg_pull_down>; 208 }; 209 210 host_wake_bt_h: host-wake-bt-h { 211 rockchip,pins = <1 RK_PA5 RK_FUNC_GPIO &pcfg_pull_none>; 212 }; 213 }; 214 215 leds { 216 state_led_b: state-led-b { 217 rockchip,pins = <1 RK_PA3 RK_FUNC_GPIO &pcfg_pull_none>; 218 }; 219 }; 220 221 sdmmc { 222 sdmmc_vol_ctrl_h: sdmmc-vol-ctrl-h { 223 rockchip,pins = <1 RK_PC1 RK_FUNC_GPIO &pcfg_pull_none>; 224 }; 225 }; 226 227 usb { 228 usb_host_en: usb-host-en { 229 rockchip,pins = <0 RK_PA1 RK_FUNC_GPIO &pcfg_pull_none>; 230 }; 231 }; 232 233 wifi { 234 usb_wifi_pwr: usb-wifi-pwr { 235 rockchip,pins = <4 RK_PA4 RK_FUNC_GPIO &pcfg_pull_none>; 236 }; 237 238 wifi_reg_on_h: wifi-reg-on-h { 239 rockchip,pins = <1 RK_PA6 RK_FUNC_GPIO &pcfg_pull_none>; 240 }; 241 242 wifi_wake_host_h: wifi-wake-host-h { 243 rockchip,pins = <1 RK_PA7 RK_FUNC_GPIO &pcfg_pull_down>; 244 }; 245 }; 246}; 247 248&pwm1 { 249 pinctrl-names = "default"; 250 pinctrl-0 = <&pwm1m0_pins>; 251 status = "okay"; 252}; 253 254&pwm2 { 255 pinctrl-names = "default"; 256 pinctrl-0 = <&pwm2m0_pins>; 257 status = "okay"; 258}; 259 260&saradc { 261 vref-supply = <&vcc_1v8>; 262 status = "okay"; 263}; 264 265&sdhci { 266 bus-width = <8>; 267 cap-mmc-highspeed; 268 mmc-hs200-1_8v; 269 no-sd; 270 no-sdio; 271 non-removable; 272 vmmc-supply = <&vcc_3v3>; 273 vqmmc-supply = <&vcc_1v8>; 274 status = "okay"; 275}; 276 277&sdmmc { 278 bus-width = <4>; 279 cap-mmc-highspeed; 280 cap-sd-highspeed; 281 disable-wp; 282 max-frequency = <100000000>; 283 sd-uhs-sdr104; 284 vmmc-supply = <&vcc_3v3>; 285 vqmmc-supply = <&vccio_sd>; 286 status = "okay"; 287}; 288 289&uart0 { 290 pinctrl-names = "default"; 291 pinctrl-0 = <&uart0m0_xfer>; 292 status = "okay"; 293}; 294