1// SPDX-License-Identifier: (GPL-2.0+ OR MIT) 2 3/dts-v1/; 4#include <dt-bindings/input/input.h> 5#include "rk3288-rock2-som.dtsi" 6 7/ { 8 model = "Radxa Rock 2 Square"; 9 compatible = "radxa,rock2-square", "rockchip,rk3288"; 10 11 chosen { 12 stdout-path = "serial2:115200n8"; 13 }; 14 15 adc-keys { 16 compatible = "adc-keys"; 17 io-channels = <&saradc 1>; 18 io-channel-names = "buttons"; 19 keyup-threshold-microvolt = <1800000>; 20 21 button-recovery { 22 label = "Recovery"; 23 linux,code = <KEY_VENDOR>; 24 press-threshold-microvolt = <0>; 25 }; 26 }; 27 28 gpio-keys { 29 compatible = "gpio-keys"; 30 31 power { 32 gpios = <&gpio0 RK_PA5 GPIO_ACTIVE_LOW>; 33 label = "GPIO Power"; 34 linux,code = <KEY_POWER>; 35 pinctrl-names = "default"; 36 pinctrl-0 = <&pwr_key>; 37 wakeup-source; 38 }; 39 }; 40 41 gpio-leds { 42 compatible = "gpio-leds"; 43 44 heartbeat_led: led-0 { 45 gpios = <&gpio7 RK_PB7 GPIO_ACTIVE_LOW>; 46 label = "rock2:green:state1"; 47 linux,default-trigger = "heartbeat"; 48 }; 49 50 mmc_led: led-1 { 51 gpios = <&gpio0 RK_PB3 GPIO_ACTIVE_LOW>; 52 label = "rock2:blue:state2"; 53 linux,default-trigger = "mmc0"; 54 }; 55 }; 56 57 ir: ir-receiver { 58 compatible = "gpio-ir-receiver"; 59 gpios = <&gpio8 RK_PA1 GPIO_ACTIVE_LOW>; 60 pinctrl-names = "default"; 61 pinctrl-0 = <&ir_int>; 62 }; 63 64 sound { 65 compatible = "simple-audio-card"; 66 simple-audio-card,name = "SPDIF"; 67 simple-audio-card,dai-link@1 { /* S/PDIF - S/PDIF */ 68 cpu { sound-dai = <&spdif>; }; 69 codec { sound-dai = <&spdif_out>; }; 70 }; 71 }; 72 73 sata_pwr: sata-prw-regulator { 74 compatible = "regulator-fixed"; 75 enable-active-high; 76 gpio = <&gpio0 13 GPIO_ACTIVE_HIGH>; 77 pinctrl-names = "default"; 78 pinctrl-0 = <&sata_pwr_en>; 79 /* Always turn on the 5V sata power connector */ 80 regulator-always-on; 81 regulator-name = "sata_pwr"; 82 }; 83 84 spdif_out: spdif-out { 85 compatible = "linux,spdif-dit"; 86 #sound-dai-cells = <0>; 87 }; 88 89 sound-i2s { 90 compatible = "rockchip,rk3288-hdmi-analog"; 91 pinctrl-names = "default"; 92 pinctrl-0 = <&phone_ctl>, <&hp_det>; 93 rockchip,audio-codec = <&es8388>; 94 rockchip,hp-det-gpios = <&gpio7 7 GPIO_ACTIVE_HIGH>; 95 rockchip,hp-en-gpios = <&gpio8 0 GPIO_ACTIVE_HIGH>; 96 rockchip,i2s-controller = <&i2s>; 97 rockchip,model = "I2S"; 98 rockchip,routing = "Analog", "LOUT2", 99 "Analog", "ROUT2"; 100 }; 101 102 sdio_pwrseq: sdio-pwrseq { 103 compatible = "mmc-pwrseq-simple"; 104 clocks = <&hym8563>; 105 clock-names = "ext_clock"; 106 pinctrl-names = "default"; 107 pinctrl-0 = <&wifi_enable>; 108 reset-gpios = <&gpio4 RK_PD4 GPIO_ACTIVE_LOW>; 109 }; 110 111 vcc_usb_host: vcc-host-regulator { 112 compatible = "regulator-fixed"; 113 enable-active-high; 114 gpio = <&gpio0 RK_PB6 GPIO_ACTIVE_HIGH>; 115 pinctrl-names = "default"; 116 pinctrl-0 = <&host_vbus_drv>; 117 regulator-name = "vcc_host"; 118 }; 119 120 vcc_sd: sdmmc-regulator { 121 compatible = "regulator-fixed"; 122 gpio = <&gpio7 RK_PB3 GPIO_ACTIVE_LOW>; 123 pinctrl-names = "default"; 124 pinctrl-0 = <&sdmmc_pwr>; 125 regulator-name = "vcc_sd"; 126 regulator-min-microvolt = <3300000>; 127 regulator-max-microvolt = <3300000>; 128 vin-supply = <&vcc_io>; 129 }; 130}; 131 132&sdio0 { 133 bus-width = <4>; 134 cap-sd-highspeed; 135 cap-sdio-irq; 136 mmc-pwrseq = <&sdio_pwrseq>; 137 non-removable; 138 pinctrl-names = "default"; 139 pinctrl-0 = <&sdio0_bus4 &sdio0_cmd &sdio0_clk &sdio0_int>; 140 vmmc-supply = <&vcc_io>; 141 vqmmc-supply = <&vcc_18>; 142 status = "okay"; 143}; 144 145&sdmmc { 146 bus-width = <4>; 147 cap-mmc-highspeed; 148 cap-sd-highspeed; 149 card-detect-delay = <200>; 150 disable-wp; /* wp not hooked up */ 151 pinctrl-names = "default"; 152 pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_cd &sdmmc_bus4>; 153 vmmc-supply = <&vcc_sd>; 154 vqmmc-supply = <&vccio_sd>; 155 status = "okay"; 156}; 157 158&gmac { 159 status = "okay"; 160}; 161 162&hdmi { 163 ddc-i2c-bus = <&i2c5>; 164 status = "okay"; 165}; 166 167&i2c0 { 168 hym8563: rtc@51 { 169 compatible = "haoyu,hym8563"; 170 reg = <0x51>; 171 #clock-cells = <0>; 172 clock-output-names = "xin32k"; 173 interrupt-parent = <&gpio0>; 174 interrupts = <RK_PA4 IRQ_TYPE_EDGE_FALLING>; 175 pinctrl-names = "default"; 176 pinctrl-0 = <&pmic_int>; 177 178 }; 179}; 180 181&i2c2 { 182 status = "okay"; 183 184 es8388: es8388@10 { 185 compatible = "everest,es8388", "everest,es8328"; 186 reg = <0x10>; 187 AVDD-supply = <&vccio_codec>; 188 DVDD-supply = <&vccio_codec>; 189 HPVDD-supply = <&vccio_codec>; 190 PVDD-supply = <&vccio_codec>; 191 clocks = <&cru SCLK_I2S0_OUT>; 192 }; 193}; 194 195&i2c5 { 196 status = "okay"; 197}; 198 199&i2s { 200 status = "okay"; 201}; 202 203&pinctrl { 204 ir { 205 ir_int: ir-int { 206 rockchip,pins = <8 RK_PA1 RK_FUNC_GPIO &pcfg_pull_up>; 207 }; 208 }; 209 210 keys { 211 pwr_key: pwr-key { 212 rockchip,pins = <0 RK_PA5 RK_FUNC_GPIO &pcfg_pull_up>; 213 }; 214 }; 215 216 pmic { 217 pmic_int: pmic-int { 218 rockchip,pins = <0 RK_PA4 RK_FUNC_GPIO &pcfg_pull_up>; 219 }; 220 }; 221 222 headphone { 223 hp_det: hp-det { 224 rockchip,pins = <7 RK_PA7 RK_FUNC_GPIO &pcfg_pull_none>; 225 }; 226 227 phone_ctl: phone-ctl { 228 rockchip,pins = <8 RK_PA0 RK_FUNC_GPIO &pcfg_pull_up>; 229 }; 230 }; 231 232 usb { 233 host_vbus_drv: host-vbus-drv { 234 rockchip,pins = <0 RK_PB6 RK_FUNC_GPIO &pcfg_pull_none>; 235 }; 236 }; 237 238 sata { 239 sata_pwr_en: sata-pwr-en { 240 rockchip,pins = <0 RK_PB5 RK_FUNC_GPIO &pcfg_pull_none>; 241 }; 242 }; 243 244 sdmmc { 245 sdmmc_pwr: sdmmc-pwr { 246 rockchip,pins = <7 RK_PB3 RK_FUNC_GPIO &pcfg_pull_none>; 247 }; 248 }; 249 250 sdio { 251 wifi_enable: wifi-enable { 252 rockchip,pins = <4 RK_PD4 RK_FUNC_GPIO &pcfg_pull_none>; 253 }; 254 }; 255}; 256 257&saradc { 258 status = "okay"; 259}; 260 261&spdif { 262 status = "okay"; 263}; 264 265&uart2 { 266 status = "okay"; 267}; 268 269&usbphy { 270 status = "okay"; 271}; 272 273&usbphy1 { 274 vbus-supply = <&vcc_usb_host>; 275}; 276 277&usb_host0_ehci { 278 status = "okay"; 279}; 280 281&usb_host1 { 282 status = "okay"; 283}; 284 285&usb_otg { 286 status = "okay"; 287}; 288