1// SPDX-License-Identifier: (GPL-2.0+ OR MIT) 2/* 3 * Copyright (c) 2019 Akash Gajjar <akash@openedev.com> 4 * Copyright (c) 2019 Jagan Teki <jagan@openedev.com> 5 */ 6 7/dts-v1/; 8#include "rk3308.dtsi" 9 10/ { 11 model = "Radxa ROCK Pi S"; 12 compatible = "radxa,rockpis", "rockchip,rk3308"; 13 14 aliases { 15 ethernet0 = &gmac; 16 mmc0 = &emmc; 17 mmc1 = &sdmmc; 18 }; 19 20 chosen { 21 stdout-path = "serial0:1500000n8"; 22 }; 23 24 leds { 25 compatible = "gpio-leds"; 26 pinctrl-names = "default"; 27 pinctrl-0 = <&green_led_gio>, <&heartbeat_led_gpio>; 28 29 green-led { 30 default-state = "on"; 31 gpios = <&gpio0 RK_PA6 GPIO_ACTIVE_HIGH>; 32 label = "rockpis:green:power"; 33 linux,default-trigger = "default-on"; 34 }; 35 36 blue-led { 37 default-state = "on"; 38 gpios = <&gpio0 RK_PA5 GPIO_ACTIVE_HIGH>; 39 label = "rockpis:blue:user"; 40 linux,default-trigger = "heartbeat"; 41 }; 42 }; 43 44 sdio_pwrseq: sdio-pwrseq { 45 compatible = "mmc-pwrseq-simple"; 46 pinctrl-0 = <&wifi_enable_h>; 47 pinctrl-names = "default"; 48 reset-gpios = <&gpio0 RK_PA2 GPIO_ACTIVE_LOW>; 49 }; 50 51 vcc_1v8: vcc-1v8 { 52 compatible = "regulator-fixed"; 53 regulator-name = "vcc_1v8"; 54 regulator-always-on; 55 regulator-boot-on; 56 regulator-min-microvolt = <1800000>; 57 regulator-max-microvolt = <1800000>; 58 vin-supply = <&vcc_io>; 59 }; 60 61 vcc_io: vcc-io { 62 compatible = "regulator-fixed"; 63 regulator-name = "vcc_io"; 64 regulator-always-on; 65 regulator-boot-on; 66 regulator-min-microvolt = <3300000>; 67 regulator-max-microvolt = <3300000>; 68 vin-supply = <&vcc5v0_sys>; 69 }; 70 71 vcc_ddr: vcc-ddr { 72 compatible = "regulator-fixed"; 73 regulator-name = "vcc_ddr"; 74 regulator-always-on; 75 regulator-boot-on; 76 regulator-min-microvolt = <1500000>; 77 regulator-max-microvolt = <1500000>; 78 vin-supply = <&vcc5v0_sys>; 79 }; 80 81 vcc5v0_otg: vcc5v0-otg { 82 compatible = "regulator-fixed"; 83 enable-active-high; 84 gpio = <&gpio0 RK_PC5 GPIO_ACTIVE_HIGH>; 85 pinctrl-names = "default"; 86 pinctrl-0 = <&otg_vbus_drv>; 87 regulator-name = "vcc5v0_otg"; 88 regulator-always-on; 89 vin-supply = <&vcc5v0_sys>; 90 }; 91 92 vcc5v0_sys: vcc5v0-sys { 93 compatible = "regulator-fixed"; 94 regulator-name = "vcc5v0_sys"; 95 regulator-always-on; 96 regulator-boot-on; 97 regulator-min-microvolt = <5000000>; 98 regulator-max-microvolt = <5000000>; 99 }; 100 101 vdd_core: vdd-core { 102 compatible = "pwm-regulator"; 103 pwms = <&pwm0 0 5000 1>; 104 pwm-supply = <&vcc5v0_sys>; 105 regulator-name = "vdd_core"; 106 regulator-min-microvolt = <827000>; 107 regulator-max-microvolt = <1340000>; 108 regulator-init-microvolt = <1015000>; 109 regulator-settling-time-up-us = <250>; 110 regulator-always-on; 111 regulator-boot-on; 112 }; 113 114 vdd_log: vdd-log { 115 compatible = "regulator-fixed"; 116 regulator-name = "vdd_log"; 117 regulator-always-on; 118 regulator-boot-on; 119 regulator-min-microvolt = <1050000>; 120 regulator-max-microvolt = <1050000>; 121 vin-supply = <&vcc5v0_sys>; 122 }; 123}; 124 125&cpu0 { 126 cpu-supply = <&vdd_core>; 127}; 128 129&emmc { 130 bus-width = <4>; 131 cap-mmc-highspeed; 132 mmc-hs200-1_8v; 133 non-removable; 134 vmmc-supply = <&vcc_io>; 135 status = "okay"; 136}; 137 138&gmac { 139 clock_in_out = "output"; 140 phy-supply = <&vcc_io>; 141 snps,reset-gpio = <&gpio0 RK_PA7 GPIO_ACTIVE_LOW>; 142 snps,reset-active-low; 143 snps,reset-delays-us = <0 50000 50000>; 144 status = "okay"; 145}; 146 147&i2c1 { 148 status = "okay"; 149}; 150 151&pinctrl { 152 pinctrl-names = "default"; 153 pinctrl-0 = <&rtc_32k>; 154 155 leds { 156 green_led_gio: green-led-gpio { 157 rockchip,pins = <0 RK_PA6 RK_FUNC_GPIO &pcfg_pull_none>; 158 }; 159 160 heartbeat_led_gpio: heartbeat-led-gpio { 161 rockchip,pins = <0 RK_PA5 RK_FUNC_GPIO &pcfg_pull_none>; 162 }; 163 }; 164 165 usb { 166 otg_vbus_drv: otg-vbus-drv { 167 rockchip,pins = <0 RK_PC5 RK_FUNC_GPIO &pcfg_pull_none>; 168 }; 169 }; 170 171 sdio-pwrseq { 172 wifi_enable_h: wifi-enable-h { 173 rockchip,pins = <0 RK_PA2 RK_FUNC_GPIO &pcfg_pull_none>; 174 }; 175 176 wifi_host_wake: wifi-host-wake { 177 rockchip,pins = <0 RK_PA0 RK_FUNC_GPIO &pcfg_pull_down>; 178 }; 179 }; 180}; 181 182&pwm0 { 183 status = "okay"; 184 pinctrl-0 = <&pwm0_pin_pull_down>; 185}; 186 187&saradc { 188 vref-supply = <&vcc_1v8>; 189 status = "okay"; 190}; 191 192&sdio { 193 #address-cells = <1>; 194 #size-cells = <0>; 195 cap-sd-highspeed; 196 cap-sdio-irq; 197 keep-power-in-suspend; 198 max-frequency = <1000000>; 199 mmc-pwrseq = <&sdio_pwrseq>; 200 non-removable; 201 sd-uhs-sdr104; 202 status = "okay"; 203}; 204 205&sdmmc { 206 cap-sd-highspeed; 207 status = "okay"; 208}; 209 210&u2phy { 211 status = "okay"; 212 213 u2phy_host: host-port { 214 phy-supply = <&vcc5v0_otg>; 215 status = "okay"; 216 }; 217 218 u2phy_otg: otg-port { 219 phy-supply = <&vcc5v0_otg>; 220 status = "okay"; 221 }; 222}; 223 224&uart0 { 225 status = "okay"; 226}; 227 228&uart4 { 229 status = "okay"; 230 231 bluetooth { 232 compatible = "realtek,rtl8723bs-bt"; 233 device-wake-gpios = <&gpio4 RK_PB3 GPIO_ACTIVE_HIGH>; 234 host-wake-gpios = <&gpio4 RK_PB4 GPIO_ACTIVE_HIGH>; 235 }; 236}; 237 238&usb_host_ehci { 239 status = "okay"; 240}; 241 242&usb_host_ohci { 243 status = "okay"; 244}; 245 246&usb20_otg { 247 dr_mode = "peripheral"; 248 status = "okay"; 249}; 250 251&wdt { 252 status = "okay"; 253}; 254