JustOS/linux-6.13/arch/arm64/boot/dts/rockchip/rk3308-rock-s0.dts

// SPDX-License-Identifier: (GPL-2.0+ OR MIT)

/dts-v1/;

#include <dt-bindings/leds/common.h>
#include "rk3308.dtsi"

/ {
	model = "Radxa ROCK S0";
	compatible = "radxa,rock-s0", "rockchip,rk3308";

	aliases {
		ethernet0 = &gmac;
		mmc0 = &emmc;
		mmc1 = &sdmmc;
		mmc2 = &sdio;
	};

	chosen {
		stdout-path = "serial0:1500000n8";
	};

	leds {
		compatible = "gpio-leds";
		pinctrl-names = "default";
		pinctrl-0 = <&pwr_led>;

		led-green {
			color = <LED_COLOR_ID_GREEN>;
			default-state = "on";
			function = LED_FUNCTION_HEARTBEAT;
			gpios = <&gpio0 RK_PB6 GPIO_ACTIVE_HIGH>;
			linux,default-trigger = "heartbeat";
		};
	};

	vdd_log: regulator-1v04-vdd-log {
		compatible = "regulator-fixed";
		regulator-name = "vdd_log";
		regulator-always-on;
		regulator-boot-on;
		regulator-min-microvolt = <1040000>;
		regulator-max-microvolt = <1040000>;
		vin-supply = <&vcc5v0_sys>;
	};

	vcc_ddr: regulator-1v5-vcc-ddr {
		compatible = "regulator-fixed";
		regulator-name = "vcc_ddr";
		regulator-always-on;
		regulator-boot-on;
		regulator-min-microvolt = <1500000>;
		regulator-max-microvolt = <1500000>;
		vin-supply = <&vcc5v0_sys>;
	};

	vcc_1v8: regulator-1v8-vcc {
		compatible = "regulator-fixed";
		regulator-name = "vcc_1v8";
		regulator-always-on;
		regulator-boot-on;
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
		vin-supply = <&vcc_io>;
	};

	vcc_io: regulator-3v3-vcc-io {
		compatible = "regulator-fixed";
		regulator-name = "vcc_io";
		regulator-always-on;
		regulator-boot-on;
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		vin-supply = <&vcc5v0_sys>;
	};

	vcc5v0_sys: regulator-5v0-vcc-sys {
		compatible = "regulator-fixed";
		regulator-name = "vcc5v0_sys";
		regulator-always-on;
		regulator-boot-on;
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
	};

	vdd_core: regulator-vdd-core {
		compatible = "pwm-regulator";
		pwms = <&pwm0 0 5000 1>;
		pwm-supply = <&vcc5v0_sys>;
		regulator-name = "vdd_core";
		regulator-always-on;
		regulator-boot-on;
		regulator-min-microvolt = <827000>;
		regulator-max-microvolt = <1340000>;
		regulator-settling-time-up-us = <250>;
	};

	sdio_pwrseq: sdio-pwrseq {
		compatible = "mmc-pwrseq-simple";
		pinctrl-names = "default";
		pinctrl-0 = <&wifi_reg_on>;
		reset-gpios = <&gpio0 RK_PA2 GPIO_ACTIVE_LOW>;
	};
};

&cpu0 {
	cpu-supply = <&vdd_core>;
};

&emmc {
	cap-mmc-highspeed;
	no-sd;
	no-sdio;
	non-removable;
	pinctrl-names = "default";
	pinctrl-0 = <&emmc_bus8 &emmc_clk &emmc_cmd &emmc_pwren>;
	vmmc-supply = <&vcc_io>;
	status = "okay";
};

&gmac {
	clock_in_out = "output";
	phy-handle = <&rtl8201f>;
	phy-supply = <&vcc_io>;
	status = "okay";

	mdio {
		compatible = "snps,dwmac-mdio";
		#address-cells = <1>;
		#size-cells = <0>;

		rtl8201f: ethernet-phy@1 {
			compatible = "ethernet-phy-ieee802.3-c22";
			reg = <1>;
			pinctrl-names = "default";
			pinctrl-0 = <&mac_rst>;
			reset-assert-us = <20000>;
			reset-deassert-us = <50000>;
			reset-gpios = <&gpio0 RK_PA7 GPIO_ACTIVE_LOW>;
		};
	};
};

&io_domains {
	vccio0-supply = <&vcc_io>;
	vccio1-supply = <&vcc_io>;
	vccio2-supply = <&vcc_io>;
	vccio3-supply = <&vcc_io>;
	vccio4-supply = <&vcc_1v8>;
	vccio5-supply = <&vcc_io>;
	status = "okay";
};

&pinctrl {
	pinctrl-names = "default";
	pinctrl-0 = <&rtc_32k>;

	bluetooth {
		bt_reg_on: bt-reg-on {
			rockchip,pins = <4 RK_PB3 RK_FUNC_GPIO &pcfg_pull_none>;
		};

		bt_wake_host: bt-wake-host {
			rockchip,pins = <4 RK_PB4 RK_FUNC_GPIO &pcfg_pull_down>;
		};

		host_wake_bt: host-wake-bt {
			rockchip,pins = <4 RK_PB2 RK_FUNC_GPIO &pcfg_pull_none>;
		};
	};

	gmac {
		mac_rst: mac-rst {
			rockchip,pins = <0 RK_PA7 RK_FUNC_GPIO &pcfg_pull_none>;
		};
	};

	leds {
		pwr_led: pwr-led {
			rockchip,pins = <0 RK_PB6 RK_FUNC_GPIO &pcfg_pull_none>;
		};
	};

	wifi {
		wifi_reg_on: wifi-reg-on {
			rockchip,pins = <0 RK_PA2 RK_FUNC_GPIO &pcfg_pull_none>;
		};

		wifi_wake_host: wifi-wake-host {
			rockchip,pins = <0 RK_PA0 RK_FUNC_GPIO &pcfg_pull_down>;
		};
	};
};

&pwm0 {
	pinctrl-names = "default";
	pinctrl-0 = <&pwm0_pin_pull_down>;
	status = "okay";
};

&saradc {
	vref-supply = <&vcc_1v8>;
	status = "okay";
};

&sdio {
	#address-cells = <1>;
	#size-cells = <0>;
	cap-sd-highspeed;
	cap-sdio-irq;
	keep-power-in-suspend;
	max-frequency = <50000000>;
	mmc-pwrseq = <&sdio_pwrseq>;
	no-mmc;
	no-sd;
	non-removable;
	vmmc-supply = <&vcc_io>;
	vqmmc-supply = <&vcc_1v8>;
	status = "okay";

	brcmf: wifi@1 {
		compatible = "brcm,bcm43430a1-fmac", "brcm,bcm4329-fmac";
		reg = <1>;
		interrupt-parent = <&gpio0>;
		interrupts = <RK_PA0 IRQ_TYPE_LEVEL_HIGH>;
		interrupt-names = "host-wake";
		pinctrl-names = "default";
		pinctrl-0 = <&wifi_wake_host>;
	};
};

&sdmmc {
	cap-mmc-highspeed;
	cap-sd-highspeed;
	disable-wp;
	vmmc-supply = <&vcc_io>;
	status = "okay";
};

&u2phy {
	status = "okay";
};

&u2phy_host {
	status = "okay";
};

&u2phy_otg {
	status = "okay";
};

&uart0 {
	pinctrl-names = "default";
	pinctrl-0 = <&uart0_xfer>;
	status = "okay";
};

&uart4 {
	uart-has-rtscts;
	status = "okay";

	bluetooth {
		compatible = "brcm,bcm43430a1-bt";
		clocks = <&cru SCLK_RTC32K>;
		clock-names = "lpo";
		interrupt-parent = <&gpio4>;
		interrupts = <RK_PB4 IRQ_TYPE_LEVEL_HIGH>;
		interrupt-names = "host-wakeup";
		device-wakeup-gpios = <&gpio4 RK_PB2 GPIO_ACTIVE_HIGH>;
		shutdown-gpios = <&gpio4 RK_PB3 GPIO_ACTIVE_HIGH>;
		pinctrl-names = "default";
		pinctrl-0 = <&bt_reg_on &bt_wake_host &host_wake_bt>;
		vbat-supply = <&vcc_io>;
		vddio-supply = <&vcc_1v8>;
	};
};

&usb_host_ehci {
	status = "okay";
};

&usb_host_ohci {
	status = "okay";
};

&usb20_otg {
	dr_mode = "peripheral";
	status = "okay";
};

&wdt {
	status = "okay";
};