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- // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
- /dts-v1/;
- #include <dt-bindings/input/input.h>
- #include "rk3288-rock2-som.dtsi"
- / {
- model = "Radxa Rock 2 Square";
- compatible = "radxa,rock2-square", "rockchip,rk3288";
- chosen {
- stdout-path = "serial2:115200n8";
- };
- adc-keys {
- compatible = "adc-keys";
- io-channels = <&saradc 1>;
- io-channel-names = "buttons";
- keyup-threshold-microvolt = <1800000>;
- button-recovery {
- label = "Recovery";
- linux,code = <KEY_VENDOR>;
- press-threshold-microvolt = <0>;
- };
- };
- gpio-keys {
- compatible = "gpio-keys";
- key-power {
- gpios = <&gpio0 RK_PA5 GPIO_ACTIVE_LOW>;
- label = "GPIO Power";
- linux,code = <KEY_POWER>;
- pinctrl-names = "default";
- pinctrl-0 = <&pwr_key>;
- wakeup-source;
- };
- };
- gpio-leds {
- compatible = "gpio-leds";
- heartbeat_led: led-0 {
- gpios = <&gpio7 RK_PB7 GPIO_ACTIVE_LOW>;
- label = "rock2:green:state1";
- linux,default-trigger = "heartbeat";
- };
- mmc_led: led-1 {
- gpios = <&gpio0 RK_PB3 GPIO_ACTIVE_LOW>;
- label = "rock2:blue:state2";
- linux,default-trigger = "mmc0";
- };
- };
- ir: ir-receiver {
- compatible = "gpio-ir-receiver";
- gpios = <&gpio8 RK_PA1 GPIO_ACTIVE_LOW>;
- pinctrl-names = "default";
- pinctrl-0 = <&ir_int>;
- };
- sound {
- compatible = "simple-audio-card";
- simple-audio-card,name = "SPDIF";
- simple-audio-card,dai-link@1 { /* S/PDIF - S/PDIF */
- cpu { sound-dai = <&spdif>; };
- codec { sound-dai = <&spdif_out>; };
- };
- };
- sata_pwr: sata-prw-regulator {
- compatible = "regulator-fixed";
- enable-active-high;
- gpio = <&gpio0 13 GPIO_ACTIVE_HIGH>;
- pinctrl-names = "default";
- pinctrl-0 = <&sata_pwr_en>;
- /* Always turn on the 5V sata power connector */
- regulator-always-on;
- regulator-name = "sata_pwr";
- };
- spdif_out: spdif-out {
- compatible = "linux,spdif-dit";
- #sound-dai-cells = <0>;
- };
- sound-i2s {
- compatible = "rockchip,rk3288-hdmi-analog";
- pinctrl-names = "default";
- pinctrl-0 = <&phone_ctl>, <&hp_det>;
- rockchip,audio-codec = <&es8388>;
- rockchip,hp-det-gpios = <&gpio7 7 GPIO_ACTIVE_HIGH>;
- rockchip,hp-en-gpios = <&gpio8 0 GPIO_ACTIVE_HIGH>;
- rockchip,i2s-controller = <&i2s>;
- rockchip,model = "I2S";
- rockchip,routing = "Analog", "LOUT2",
- "Analog", "ROUT2";
- };
- sdio_pwrseq: sdio-pwrseq {
- compatible = "mmc-pwrseq-simple";
- clocks = <&hym8563>;
- clock-names = "ext_clock";
- pinctrl-names = "default";
- pinctrl-0 = <&wifi_enable>;
- reset-gpios = <&gpio4 RK_PD4 GPIO_ACTIVE_LOW>;
- };
- vcc_usb_host: vcc-host-regulator {
- compatible = "regulator-fixed";
- enable-active-high;
- gpio = <&gpio0 RK_PB6 GPIO_ACTIVE_HIGH>;
- pinctrl-names = "default";
- pinctrl-0 = <&host_vbus_drv>;
- regulator-name = "vcc_host";
- };
- vcc_sd: sdmmc-regulator {
- compatible = "regulator-fixed";
- gpio = <&gpio7 RK_PB3 GPIO_ACTIVE_LOW>;
- pinctrl-names = "default";
- pinctrl-0 = <&sdmmc_pwr>;
- regulator-name = "vcc_sd";
- regulator-min-microvolt = <3300000>;
- regulator-max-microvolt = <3300000>;
- vin-supply = <&vcc_io>;
- };
- };
- &sdio0 {
- bus-width = <4>;
- cap-sd-highspeed;
- cap-sdio-irq;
- mmc-pwrseq = <&sdio_pwrseq>;
- non-removable;
- pinctrl-names = "default";
- pinctrl-0 = <&sdio0_bus4 &sdio0_cmd &sdio0_clk &sdio0_int>;
- vmmc-supply = <&vcc_io>;
- vqmmc-supply = <&vcc_18>;
- status = "okay";
- };
- &sdmmc {
- bus-width = <4>;
- cap-mmc-highspeed;
- cap-sd-highspeed;
- card-detect-delay = <200>;
- disable-wp; /* wp not hooked up */
- pinctrl-names = "default";
- pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_cd &sdmmc_bus4>;
- vmmc-supply = <&vcc_sd>;
- vqmmc-supply = <&vccio_sd>;
- status = "okay";
- };
- &gmac {
- status = "okay";
- };
- &hdmi {
- ddc-i2c-bus = <&i2c5>;
- status = "okay";
- };
- &i2c0 {
- hym8563: rtc@51 {
- compatible = "haoyu,hym8563";
- reg = <0x51>;
- #clock-cells = <0>;
- clock-output-names = "xin32k";
- interrupt-parent = <&gpio0>;
- interrupts = <RK_PA4 IRQ_TYPE_EDGE_FALLING>;
- pinctrl-names = "default";
- pinctrl-0 = <&pmic_int>;
- };
- };
- &i2c2 {
- status = "okay";
- es8388: es8388@10 {
- compatible = "everest,es8388", "everest,es8328";
- reg = <0x10>;
- AVDD-supply = <&vccio_codec>;
- DVDD-supply = <&vccio_codec>;
- HPVDD-supply = <&vccio_codec>;
- PVDD-supply = <&vccio_codec>;
- clocks = <&cru SCLK_I2S0_OUT>;
- };
- };
- &i2c5 {
- status = "okay";
- };
- &i2s {
- status = "okay";
- };
- &pinctrl {
- ir {
- ir_int: ir-int {
- rockchip,pins = <8 RK_PA1 RK_FUNC_GPIO &pcfg_pull_up>;
- };
- };
- keys {
- pwr_key: pwr-key {
- rockchip,pins = <0 RK_PA5 RK_FUNC_GPIO &pcfg_pull_up>;
- };
- };
- pmic {
- pmic_int: pmic-int {
- rockchip,pins = <0 RK_PA4 RK_FUNC_GPIO &pcfg_pull_up>;
- };
- };
- headphone {
- hp_det: hp-det {
- rockchip,pins = <7 RK_PA7 RK_FUNC_GPIO &pcfg_pull_none>;
- };
- phone_ctl: phone-ctl {
- rockchip,pins = <8 RK_PA0 RK_FUNC_GPIO &pcfg_pull_up>;
- };
- };
- usb {
- host_vbus_drv: host-vbus-drv {
- rockchip,pins = <0 RK_PB6 RK_FUNC_GPIO &pcfg_pull_none>;
- };
- };
- sata {
- sata_pwr_en: sata-pwr-en {
- rockchip,pins = <0 RK_PB5 RK_FUNC_GPIO &pcfg_pull_none>;
- };
- };
- sdmmc {
- sdmmc_pwr: sdmmc-pwr {
- rockchip,pins = <7 RK_PB3 RK_FUNC_GPIO &pcfg_pull_none>;
- };
- };
- sdio {
- wifi_enable: wifi-enable {
- rockchip,pins = <4 RK_PD4 RK_FUNC_GPIO &pcfg_pull_none>;
- };
- };
- };
- &saradc {
- status = "okay";
- };
- &spdif {
- status = "okay";
- };
- &uart2 {
- status = "okay";
- };
- &usbphy {
- status = "okay";
- };
- &usbphy1 {
- vbus-supply = <&vcc_usb_host>;
- };
- &usb_host0_ehci {
- status = "okay";
- };
- &usb_host1 {
- status = "okay";
- };
- &usb_otg {
- status = "okay";
- };
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