0001 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
0002
0003 /dts-v1/;
0004 #include <dt-bindings/input/input.h>
0005 #include "rk3288-rock2-som.dtsi"
0006
0007 / {
0008 model = "Radxa Rock 2 Square";
0009 compatible = "radxa,rock2-square", "rockchip,rk3288";
0010
0011 chosen {
0012 stdout-path = "serial2:115200n8";
0013 };
0014
0015 adc-keys {
0016 compatible = "adc-keys";
0017 io-channels = <&saradc 1>;
0018 io-channel-names = "buttons";
0019 keyup-threshold-microvolt = <1800000>;
0020
0021 button-recovery {
0022 label = "Recovery";
0023 linux,code = <KEY_VENDOR>;
0024 press-threshold-microvolt = <0>;
0025 };
0026 };
0027
0028 gpio-keys {
0029 compatible = "gpio-keys";
0030
0031 key-power {
0032 gpios = <&gpio0 RK_PA5 GPIO_ACTIVE_LOW>;
0033 label = "GPIO Power";
0034 linux,code = <KEY_POWER>;
0035 pinctrl-names = "default";
0036 pinctrl-0 = <&pwr_key>;
0037 wakeup-source;
0038 };
0039 };
0040
0041 gpio-leds {
0042 compatible = "gpio-leds";
0043
0044 heartbeat_led: led-0 {
0045 gpios = <&gpio7 RK_PB7 GPIO_ACTIVE_LOW>;
0046 label = "rock2:green:state1";
0047 linux,default-trigger = "heartbeat";
0048 };
0049
0050 mmc_led: led-1 {
0051 gpios = <&gpio0 RK_PB3 GPIO_ACTIVE_LOW>;
0052 label = "rock2:blue:state2";
0053 linux,default-trigger = "mmc0";
0054 };
0055 };
0056
0057 ir: ir-receiver {
0058 compatible = "gpio-ir-receiver";
0059 gpios = <&gpio8 RK_PA1 GPIO_ACTIVE_LOW>;
0060 pinctrl-names = "default";
0061 pinctrl-0 = <&ir_int>;
0062 };
0063
0064 sound {
0065 compatible = "simple-audio-card";
0066 simple-audio-card,name = "SPDIF";
0067 simple-audio-card,dai-link@1 { /* S/PDIF - S/PDIF */
0068 cpu { sound-dai = <&spdif>; };
0069 codec { sound-dai = <&spdif_out>; };
0070 };
0071 };
0072
0073 sata_pwr: sata-prw-regulator {
0074 compatible = "regulator-fixed";
0075 enable-active-high;
0076 gpio = <&gpio0 13 GPIO_ACTIVE_HIGH>;
0077 pinctrl-names = "default";
0078 pinctrl-0 = <&sata_pwr_en>;
0079 /* Always turn on the 5V sata power connector */
0080 regulator-always-on;
0081 regulator-name = "sata_pwr";
0082 };
0083
0084 spdif_out: spdif-out {
0085 compatible = "linux,spdif-dit";
0086 #sound-dai-cells = <0>;
0087 };
0088
0089 sound-i2s {
0090 compatible = "rockchip,rk3288-hdmi-analog";
0091 pinctrl-names = "default";
0092 pinctrl-0 = <&phone_ctl>, <&hp_det>;
0093 rockchip,audio-codec = <&es8388>;
0094 rockchip,hp-det-gpios = <&gpio7 7 GPIO_ACTIVE_HIGH>;
0095 rockchip,hp-en-gpios = <&gpio8 0 GPIO_ACTIVE_HIGH>;
0096 rockchip,i2s-controller = <&i2s>;
0097 rockchip,model = "I2S";
0098 rockchip,routing = "Analog", "LOUT2",
0099 "Analog", "ROUT2";
0100 };
0101
0102 sdio_pwrseq: sdio-pwrseq {
0103 compatible = "mmc-pwrseq-simple";
0104 clocks = <&hym8563>;
0105 clock-names = "ext_clock";
0106 pinctrl-names = "default";
0107 pinctrl-0 = <&wifi_enable>;
0108 reset-gpios = <&gpio4 RK_PD4 GPIO_ACTIVE_LOW>;
0109 };
0110
0111 vcc_usb_host: vcc-host-regulator {
0112 compatible = "regulator-fixed";
0113 enable-active-high;
0114 gpio = <&gpio0 RK_PB6 GPIO_ACTIVE_HIGH>;
0115 pinctrl-names = "default";
0116 pinctrl-0 = <&host_vbus_drv>;
0117 regulator-name = "vcc_host";
0118 };
0119
0120 vcc_sd: sdmmc-regulator {
0121 compatible = "regulator-fixed";
0122 gpio = <&gpio7 RK_PB3 GPIO_ACTIVE_LOW>;
0123 pinctrl-names = "default";
0124 pinctrl-0 = <&sdmmc_pwr>;
0125 regulator-name = "vcc_sd";
0126 regulator-min-microvolt = <3300000>;
0127 regulator-max-microvolt = <3300000>;
0128 vin-supply = <&vcc_io>;
0129 };
0130 };
0131
0132 &sdio0 {
0133 bus-width = <4>;
0134 cap-sd-highspeed;
0135 cap-sdio-irq;
0136 mmc-pwrseq = <&sdio_pwrseq>;
0137 non-removable;
0138 pinctrl-names = "default";
0139 pinctrl-0 = <&sdio0_bus4 &sdio0_cmd &sdio0_clk &sdio0_int>;
0140 vmmc-supply = <&vcc_io>;
0141 vqmmc-supply = <&vcc_18>;
0142 status = "okay";
0143 };
0144
0145 &sdmmc {
0146 bus-width = <4>;
0147 cap-mmc-highspeed;
0148 cap-sd-highspeed;
0149 card-detect-delay = <200>;
0150 disable-wp; /* wp not hooked up */
0151 pinctrl-names = "default";
0152 pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_cd &sdmmc_bus4>;
0153 vmmc-supply = <&vcc_sd>;
0154 vqmmc-supply = <&vccio_sd>;
0155 status = "okay";
0156 };
0157
0158 &gmac {
0159 status = "okay";
0160 };
0161
0162 &hdmi {
0163 ddc-i2c-bus = <&i2c5>;
0164 status = "okay";
0165 };
0166
0167 &i2c0 {
0168 hym8563: hym8563@51 {
0169 compatible = "haoyu,hym8563";
0170 reg = <0x51>;
0171 #clock-cells = <0>;
0172 clock-frequency = <32768>;
0173 clock-output-names = "xin32k";
0174 interrupt-parent = <&gpio0>;
0175 interrupts = <RK_PA4 IRQ_TYPE_EDGE_FALLING>;
0176 pinctrl-names = "default";
0177 pinctrl-0 = <&pmic_int>;
0178
0179 };
0180 };
0181
0182 &i2c2 {
0183 status = "okay";
0184
0185 es8388: es8388@10 {
0186 compatible = "everest,es8388", "everest,es8328";
0187 reg = <0x10>;
0188 AVDD-supply = <&vccio_codec>;
0189 DVDD-supply = <&vccio_codec>;
0190 HPVDD-supply = <&vccio_codec>;
0191 PVDD-supply = <&vccio_codec>;
0192 clocks = <&cru SCLK_I2S0_OUT>;
0193 };
0194 };
0195
0196 &i2c5 {
0197 status = "okay";
0198 };
0199
0200 &i2s {
0201 status = "okay";
0202 };
0203
0204 &pinctrl {
0205 ir {
0206 ir_int: ir-int {
0207 rockchip,pins = <8 RK_PA1 RK_FUNC_GPIO &pcfg_pull_up>;
0208 };
0209 };
0210
0211 keys {
0212 pwr_key: pwr-key {
0213 rockchip,pins = <0 RK_PA5 RK_FUNC_GPIO &pcfg_pull_up>;
0214 };
0215 };
0216
0217 pmic {
0218 pmic_int: pmic-int {
0219 rockchip,pins = <0 RK_PA4 RK_FUNC_GPIO &pcfg_pull_up>;
0220 };
0221 };
0222
0223 headphone {
0224 hp_det: hp-det {
0225 rockchip,pins = <7 RK_PA7 RK_FUNC_GPIO &pcfg_pull_none>;
0226 };
0227
0228 phone_ctl: phone-ctl {
0229 rockchip,pins = <8 RK_PA0 RK_FUNC_GPIO &pcfg_pull_up>;
0230 };
0231 };
0232
0233 usb {
0234 host_vbus_drv: host-vbus-drv {
0235 rockchip,pins = <0 RK_PB6 RK_FUNC_GPIO &pcfg_pull_none>;
0236 };
0237 };
0238
0239 sata {
0240 sata_pwr_en: sata-pwr-en {
0241 rockchip,pins = <0 RK_PB5 RK_FUNC_GPIO &pcfg_pull_none>;
0242 };
0243 };
0244
0245 sdmmc {
0246 sdmmc_pwr: sdmmc-pwr {
0247 rockchip,pins = <7 RK_PB3 RK_FUNC_GPIO &pcfg_pull_none>;
0248 };
0249 };
0250
0251 sdio {
0252 wifi_enable: wifi-enable {
0253 rockchip,pins = <4 RK_PD4 RK_FUNC_GPIO &pcfg_pull_none>;
0254 };
0255 };
0256 };
0257
0258 &saradc {
0259 status = "okay";
0260 };
0261
0262 &spdif {
0263 status = "okay";
0264 };
0265
0266 &uart2 {
0267 status = "okay";
0268 };
0269
0270 &usbphy {
0271 status = "okay";
0272 };
0273
0274 &usbphy1 {
0275 vbus-supply = <&vcc_usb_host>;
0276 };
0277
0278 &usb_host0_ehci {
0279 status = "okay";
0280 };
0281
0282 &usb_host1 {
0283 status = "okay";
0284 };
0285
0286 &usb_otg {
0287 status = "okay";
0288 };
