u-boot/arch/arm/dts/rk3328-rock64.dts

// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
 * Copyright (c) 2017 PINE64
 */

/dts-v1/;
#include "rk3328.dtsi"

/ {
	model = "Pine64 Rock64";
	compatible = "pine64,rock64", "rockchip,rk3328";

	chosen {
		stdout-path = "serial2:1500000n8";
	};

	gmac_clkin: external-gmac-clock {
		compatible = "fixed-clock";
		clock-frequency = <125000000>;
		clock-output-names = "gmac_clkin";
		#clock-cells = <0>;
	};

	vcc_sd: sdmmc-regulator {
		compatible = "regulator-fixed";
		gpio = <&gpio0 RK_PD6 GPIO_ACTIVE_LOW>;
		pinctrl-names = "default";
		pinctrl-0 = <&sdmmc0m1_gpio>;
		regulator-name = "vcc_sd";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		vin-supply = <&vcc_io>;
	};

	vcc_host_5v: vcc-host-5v-regulator {
		compatible = "regulator-fixed";
		enable-active-high;
		gpio = <&gpio0 RK_PA0 GPIO_ACTIVE_HIGH>;
		pinctrl-names = "default";
		pinctrl-0 = <&usb30_host_drv>;
		regulator-name = "vcc_host_5v";
		regulator-always-on;
		regulator-boot-on;
		vin-supply = <&vcc_sys>;
	};

	vcc_host1_5v: vcc_otg_5v: vcc-host1-5v-regulator {
		compatible = "regulator-fixed";
		enable-active-high;
		gpio = <&gpio0 RK_PA2 GPIO_ACTIVE_HIGH>;
		pinctrl-names = "default";
		pinctrl-0 = <&usb20_host_drv>;
		regulator-name = "vcc_host1_5v";
		regulator-always-on;
		regulator-boot-on;
		vin-supply = <&vcc_sys>;
	};

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

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

&cpu1 {
	cpu-supply = <&vdd_arm>;
};

&cpu2 {
	cpu-supply = <&vdd_arm>;
};

&cpu3 {
	cpu-supply = <&vdd_arm>;
};

&emmc {
	bus-width = <8>;
	cap-mmc-highspeed;
	mmc-hs200-1_8v;
	non-removable;
	pinctrl-names = "default";
	pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8>;
	vmmc-supply = <&vcc_io>;
	vqmmc-supply = <&vcc18_emmc>;
	status = "okay";
};

&gmac2io {
	assigned-clocks = <&cru SCLK_MAC2IO>, <&cru SCLK_MAC2IO_EXT>;
	assigned-clock-parents = <&gmac_clkin>, <&gmac_clkin>;
	clock_in_out = "input";
	phy-supply = <&vcc_io>;
	phy-mode = "rgmii";
	pinctrl-names = "default";
	pinctrl-0 = <&rgmiim1_pins>;
	snps,force_thresh_dma_mode;
	snps,reset-gpio = <&gpio1 RK_PC2 GPIO_ACTIVE_LOW>;
	snps,reset-active-low;
	snps,reset-delays-us = <0 10000 50000>;
	tx_delay = <0x24>;
	rx_delay = <0x18>;
	status = "okay";
};

&i2c1 {
	status = "okay";

	rk805: rk805@18 {
		compatible = "rockchip,rk805";
		reg = <0x18>;
		interrupt-parent = <&gpio2>;
		interrupts = <6 IRQ_TYPE_LEVEL_LOW>;
		#clock-cells = <1>;
		clock-output-names = "xin32k", "rk805-clkout2";
		pinctrl-names = "default";
		pinctrl-0 = <&pmic_int_l>;
		rockchip,system-power-controller;
		wakeup-source;

		vcc1-supply = <&vcc_sys>;
		vcc2-supply = <&vcc_sys>;
		vcc3-supply = <&vcc_sys>;
		vcc4-supply = <&vcc_sys>;
		vcc5-supply = <&vcc_io>;
		vcc6-supply = <&vcc_sys>;

		regulators {
			vdd_logic: DCDC_REG1 {
				regulator-name = "vdd_logic";
				regulator-min-microvolt = <712500>;
				regulator-max-microvolt = <1450000>;
				regulator-ramp-delay = <12500>;
				regulator-always-on;
				regulator-boot-on;
				regulator-state-mem {
					regulator-on-in-suspend;
					regulator-suspend-microvolt = <1000000>;
				};
			};

			vdd_arm: DCDC_REG2 {
				regulator-name = "vdd_arm";
				regulator-min-microvolt = <712500>;
				regulator-max-microvolt = <1450000>;
				regulator-ramp-delay = <12500>;
				regulator-always-on;
				regulator-boot-on;
				regulator-state-mem {
					regulator-on-in-suspend;
					regulator-suspend-microvolt = <950000>;
				};
			};

			vcc_ddr: DCDC_REG3 {
				regulator-name = "vcc_ddr";
				regulator-always-on;
				regulator-boot-on;
				regulator-state-mem {
					regulator-on-in-suspend;
				};
			};

			vcc_io: DCDC_REG4 {
				regulator-name = "vcc_io";
				regulator-min-microvolt = <3300000>;
				regulator-max-microvolt = <3300000>;
				regulator-always-on;
				regulator-boot-on;
				regulator-state-mem {
					regulator-on-in-suspend;
					regulator-suspend-microvolt = <3300000>;
				};
			};

			vcc_18: LDO_REG1 {
				regulator-name = "vdd_18";
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
				regulator-always-on;
				regulator-boot-on;
				regulator-state-mem {
					regulator-on-in-suspend;
					regulator-suspend-microvolt = <1800000>;
				};
			};

			vcc18_emmc: LDO_REG2 {
				regulator-name = "vcc_18emmc";
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
				regulator-always-on;
				regulator-boot-on;
				regulator-state-mem {
					regulator-on-in-suspend;
					regulator-suspend-microvolt = <1800000>;
				};
			};

			vdd_10: LDO_REG3 {
				regulator-name = "vdd_10";
				regulator-min-microvolt = <1000000>;
				regulator-max-microvolt = <1000000>;
				regulator-always-on;
				regulator-boot-on;
				regulator-state-mem {
					regulator-on-in-suspend;
					regulator-suspend-microvolt = <1000000>;
				};
			};
		};
	};
};

&io_domains {
	status = "okay";

	vccio1-supply = <&vcc_io>;
	vccio2-supply = <&vcc18_emmc>;
	vccio3-supply = <&vcc_io>;
	vccio4-supply = <&vcc_18>;
	vccio5-supply = <&vcc_io>;
	vccio6-supply = <&vcc_io>;
	pmuio-supply = <&vcc_io>;
};

&pinctrl {
	pmic {
		pmic_int_l: pmic-int-l {
			rockchip,pins = <2 RK_PA6 RK_FUNC_GPIO &pcfg_pull_up>;
		};
	};

	usb2 {
		usb20_host_drv: usb20-host-drv {
			rockchip,pins = <0 RK_PA2 RK_FUNC_GPIO &pcfg_pull_none>;
		};
	};

	usb3 {
		usb30_host_drv: usb30-host-drv {
			rockchip,pins = <0 RK_PA0 RK_FUNC_GPIO &pcfg_pull_none>;
		};
	};
};

&sdmmc {
	bus-width = <4>;
	cap-mmc-highspeed;
	cap-sd-highspeed;
	disable-wp;
	max-frequency = <150000000>;
	pinctrl-names = "default";
	pinctrl-0 = <&sdmmc0_clk &sdmmc0_cmd &sdmmc0_dectn &sdmmc0_bus4>;
	vmmc-supply = <&vcc_sd>;
	status = "okay";
};

&spi0 {
	status = "okay";

	spiflash@0 {
		compatible = "jedec,spi-nor";
		reg = <0>;

		/* maximum speed for Rockchip SPI */
		spi-max-frequency = <50000000>;
	};
};

&uart2 {
	status = "okay";
};

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

&usb_host0_ehci {
	status = "okay";
};

&usb_host0_ohci {
	status = "okay";
};