// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
 * Copyright (c) 2017 Theobroma Systems Design und Consulting GmbH
 */

#include <dt-bindings/pwm/pwm.h>
#include "rk3399.dtsi"

/ {
	aliases {
		ethernet0 = &gmac;
		mmc0 = &sdhci;
	};

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

		module_led: led-0 {
			label = "module_led";
			gpios = <&gpio2 RK_PD1 GPIO_ACTIVE_HIGH>;
			linux,default-trigger = "heartbeat";
			panic-indicator;
		};
	};

	extcon_usb3: extcon-usb3 {
		compatible = "linux,extcon-usb-gpio";
		id-gpios = <&gpio1 RK_PC2 GPIO_ACTIVE_HIGH>;
		pinctrl-names = "default";
		pinctrl-0 = <&usb3_id>;
	};

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

	vcc1v2_phy: vcc1v2-phy {
		compatible = "regulator-fixed";
		regulator-name = "vcc1v2_phy";
		regulator-always-on;
		regulator-boot-on;
		regulator-min-microvolt = <1200000>;
		regulator-max-microvolt = <1200000>;
		vin-supply = <&vcc5v0_sys>;
	};

	vcc3v3_sys: vcc3v3-sys {
		compatible = "regulator-fixed";
		regulator-name = "vcc3v3_sys";
		regulator-always-on;
		regulator-boot-on;
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		vin-supply = <&vcc5v0_sys>;
	};

	vcc5v0_host: vcc5v0-host-regulator {
		compatible = "regulator-fixed";
		gpio = <&gpio4 RK_PA3 GPIO_ACTIVE_LOW>;
		pinctrl-names = "default";
		pinctrl-0 = <&vcc5v0_host_en>;
		regulator-name = "vcc5v0_host";
		regulator-always-on;
		vin-supply = <&vcc5v0_sys>;
	};

	vcc5v0_sys: vcc5v0-sys {
		compatible = "regulator-fixed";
		regulator-name = "vcc5v0_sys";
		regulator-always-on;
		regulator-boot-on;
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
	};

	vcca_0v9: vcca-0v9-regulator {
		compatible = "regulator-fixed";
		regulator-name = "vcca_0v9";
		regulator-always-on;
		regulator-boot-on;
		regulator-min-microvolt = <900000>;
		regulator-max-microvolt = <900000>;
		vin-supply = <&vcc_1v8>;
	};

	vcca_1v8: vcca-1v8-regulator {
		compatible = "regulator-fixed";
		regulator-name = "vcca_1v8";
		regulator-always-on;
		regulator-boot-on;
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
		vin-supply = <&vcc3v3_sys>;
	};

	vdd_log: vdd-log {
		compatible = "pwm-regulator";
		pwms = <&pwm2 0 25000 1>;
		pwm-supply = <&vcc5v0_sys>;
		regulator-name = "vdd_log";
		regulator-min-microvolt = <800000>;
		regulator-max-microvolt = <1400000>;
		regulator-always-on;
		regulator-boot-on;
	};
};

&cpu_b0 {
	cpu-supply = <&vdd_cpu_b>;
};

&cpu_b1 {
	cpu-supply = <&vdd_cpu_b>;
};

&cpu_l0 {
	cpu-supply = <&vdd_cpu_l>;
};

&cpu_l1 {
	cpu-supply = <&vdd_cpu_l>;
};

&cpu_l2 {
	cpu-supply = <&vdd_cpu_l>;
};

&cpu_l3 {
	cpu-supply = <&vdd_cpu_l>;
};

&emmc_phy {
	status = "okay";
	drive-impedance-ohm = <33>;
};

&gpio0 {
	/*
	 * The BIOS_DISABLE hog is a feedback pin for the actual status of the
	 * signal. This usually represents the state of a switch on the baseboard.
	 * The pin has a 10k pull-up resistor connected, so no pull-up setting is needed.
	 */
	bios-disable-hog {
		gpios = <RK_PB0 GPIO_ACTIVE_HIGH>;
		gpio-hog;
		input;
		line-name = "bios_disable";
	};
};

&gpio3 {
	/*
	 * The Qseven BIOS_DISABLE signal on the RK3399-Q7 keeps the on-module
	 * eMMC and SPI flash powered-down initially (in fact it keeps the
	 * reset signal asserted). BIOS_DISABLE_OVERRIDE pin allows to override
	 * that signal so that eMMC and SPI can be used regardless of the state
	 * of the signal.
	 */
	bios-disable-override-hog {
		gpios = <RK_PD5 GPIO_ACTIVE_LOW>;
		gpio-hog;
		line-name = "bios_disable_override";
		output-high;
	};
};

&gmac {
	assigned-clocks = <&cru SCLK_RMII_SRC>;
	assigned-clock-parents = <&clkin_gmac>;
	clock_in_out = "input";
	phy-supply = <&vcc1v2_phy>;
	phy-mode = "rgmii";
	pinctrl-names = "default";
	pinctrl-0 = <&rgmii_pins>;
	snps,reset-gpio = <&gpio3 RK_PC0 GPIO_ACTIVE_LOW>;
	snps,reset-active-low;
	snps,reset-delays-us = <0 10000 50000>;
	tx_delay = <0x10>;
	rx_delay = <0x10>;
	status = "okay";
};

&gpu {
	mali-supply = <&vdd_gpu>;
	status = "okay";
};

&i2c0 {
	status = "okay";
	i2c-scl-rising-time-ns = <168>;
	i2c-scl-falling-time-ns = <4>;
	clock-frequency = <400000>;

	rk808: pmic@1b {
		compatible = "rockchip,rk808";
		reg = <0x1b>;
		interrupt-parent = <&gpio1>;
		interrupts = <22 IRQ_TYPE_LEVEL_LOW>;
		#clock-cells = <1>;
		clock-output-names = "xin32k", "rk808-clkout2";
		pinctrl-names = "default";
		pinctrl-0 = <&pmic_int_l>;
		rockchip,system-power-controller;
		wakeup-source;

		vcc1-supply = <&vcc5v0_sys>;
		vcc2-supply = <&vcc5v0_sys>;
		vcc3-supply = <&vcc5v0_sys>;
		vcc4-supply = <&vcc5v0_sys>;
		vcc6-supply = <&vcc5v0_sys>;
		vcc7-supply = <&vcc5v0_sys>;
		vcc8-supply = <&vcc3v3_sys>;
		vcc9-supply = <&vcc5v0_sys>;
		vcc10-supply = <&vcc5v0_sys>;
		vcc11-supply = <&vcc5v0_sys>;
		vcc12-supply = <&vcc3v3_sys>;
		vddio-supply = <&vcc1v8_pmu>;

		regulators {
			vdd_center: DCDC_REG1 {
				regulator-name = "vdd_center";
				regulator-min-microvolt = <750000>;
				regulator-max-microvolt = <1350000>;
				regulator-ramp-delay = <6001>;
				regulator-always-on;
				regulator-boot-on;
				regulator-state-mem {
					regulator-off-in-suspend;
				};
			};

			vdd_cpu_l: DCDC_REG2 {
				regulator-name = "vdd_cpu_l";
				regulator-min-microvolt = <750000>;
				regulator-max-microvolt = <1350000>;
				regulator-ramp-delay = <6001>;
				regulator-always-on;
				regulator-boot-on;
				regulator-state-mem {
					regulator-off-in-suspend;
				};
			};

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

			vcc_1v8: DCDC_REG4 {
				regulator-name = "vcc_1v8";
				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>;
				};
			};

			vcc_ldo1: LDO_REG1 {
				regulator-name = "vcc_ldo1";
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
				regulator-boot-on;
				regulator-state-mem {
					regulator-off-in-suspend;
				};
			};

			vcc1v8_hdmi: LDO_REG2 {
				regulator-name = "vcc1v8_hdmi";
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
				regulator-always-on;
				regulator-boot-on;
				regulator-state-mem {
					regulator-off-in-suspend;
				};
			};

			vcc1v8_pmu: LDO_REG3 {
				regulator-name = "vcc1v8_pmu";
				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>;
				};
			};

			vcc_sd: LDO_REG4 {
				regulator-name = "vcc_sd";
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <3000000>;
				regulator-always-on;
				regulator-boot-on;
				regulator-state-mem {
					regulator-on-in-suspend;
					regulator-suspend-microvolt = <3000000>;
				};
			};

			vcc_ldo5: LDO_REG5 {
				regulator-name = "vcc_ldo5";
				regulator-min-microvolt = <3000000>;
				regulator-max-microvolt = <3000000>;
				regulator-boot-on;
				regulator-state-mem {
					regulator-off-in-suspend;
				};
			};

			vcc_ldo6: LDO_REG6 {
				regulator-name = "vcc_ldo6";
				regulator-min-microvolt = <1500000>;
				regulator-max-microvolt = <1500000>;
				regulator-boot-on;
				regulator-state-mem {
					regulator-off-in-suspend;
				};
			};

			vcc0v9_hdmi: LDO_REG7 {
				regulator-name = "vcc0v9_hdmi";
				regulator-min-microvolt = <900000>;
				regulator-max-microvolt = <900000>;
				regulator-always-on;
				regulator-boot-on;
				regulator-state-mem {
					regulator-off-in-suspend;
				};
			};

			vcc_efuse: LDO_REG8 {
				regulator-name = "vcc_efuse";
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;
				regulator-always-on;
				regulator-boot-on;
				regulator-state-mem {
					regulator-off-in-suspend;
				};
			};

			vcc3v3_s3: SWITCH_REG1 {
				regulator-name = "vcc3v3_s3";
				regulator-always-on;
				regulator-boot-on;
				regulator-state-mem {
					regulator-off-in-suspend;
				};
			};

			vcc3v3_s0: SWITCH_REG2 {
				regulator-name = "vcc3v3_s0";
				regulator-always-on;
				regulator-boot-on;
				regulator-state-mem {
					regulator-off-in-suspend;
				};
			};
		};
	};

	vdd_gpu: regulator@60 {
		compatible = "fcs,fan53555";
		reg = <0x60>;
		fcs,suspend-voltage-selector = <1>;
		regulator-name = "vdd_gpu";
		regulator-min-microvolt = <600000>;
		regulator-max-microvolt = <1230000>;
		regulator-ramp-delay = <1000>;
		regulator-always-on;
		regulator-boot-on;
		vin-supply = <&vcc5v0_sys>;
	};
};

&i2c7 {
	status = "okay";
	clock-frequency = <400000>;

	fan: fan@18 {
		compatible = "ti,amc6821";
		reg = <0x18>;
		#cooling-cells = <2>;
	};

	rtc_twi: rtc@6f {
		compatible = "isil,isl1208";
		reg = <0x6f>;
	};
};

&i2c8 {
	status = "okay";
	clock-frequency = <400000>;

	vdd_cpu_b: regulator@60 {
		compatible = "fcs,fan53555";
		reg = <0x60>;
		vin-supply = <&vcc5v0_sys>;
		regulator-name = "vdd_cpu_b";
		regulator-min-microvolt = <600000>;
		regulator-max-microvolt = <1230000>;
		regulator-ramp-delay = <1000>;
		fcs,suspend-voltage-selector = <1>;
		regulator-always-on;
		regulator-boot-on;
	};
};

&i2s0 {
	pinctrl-0 = <&i2s0_2ch_bus>;
	pinctrl-1 = <&i2s0_2ch_bus_bclk_off>;
	rockchip,playback-channels = <2>;
	rockchip,capture-channels = <2>;
	status = "okay";
};

/*
 * As Q7 does not specify neither a global nor a RX clock for I2S these
 * signals are not used. Furthermore I2S0_LRCK_RX is used as GPIO.
 * Therefore we have to redefine the i2s0_2ch_bus and i2s0_2ch_bus_bclk_off
 * definitions to prevent conflicts.
 */
&i2s0_2ch_bus {
	rockchip,pins =
		<3 RK_PD0 1 &pcfg_pull_none>,
		<3 RK_PD2 1 &pcfg_pull_none>,
		<3 RK_PD3 1 &pcfg_pull_none>,
		<3 RK_PD7 1 &pcfg_pull_none>;
};

&i2s0_2ch_bus_bclk_off {
	rockchip,pins =
		<3 RK_PD0 RK_FUNC_GPIO &pcfg_pull_none>,
		<3 RK_PD2 1 &pcfg_pull_none>,
		<3 RK_PD3 1 &pcfg_pull_none>,
		<3 RK_PD7 1 &pcfg_pull_none>;
};

&io_domains {
	status = "okay";
	bt656-supply = <&vcc_1v8>;
	audio-supply = <&vcc_1v8>;
	sdmmc-supply = <&vcc_sd>;
	gpio1830-supply = <&vcc_1v8>;
};

&pcie0 {
	/* PCIe PHY supplies */
	vpcie0v9-supply = <&vcca_0v9>;
	vpcie1v8-supply = <&vcca_1v8>;
};

&pcie_clkreqn_cpm {
	rockchip,pins =
		<2 RK_PD2 RK_FUNC_GPIO &pcfg_pull_up>;
};

&pinctrl {
	pinctrl-names = "default";
	pinctrl-0 = <&q7_thermal_pin &bios_disable_override_hog_pin>;

	gpios {
		bios_disable_override_hog_pin: bios-disable-override-hog-pin {
			rockchip,pins =
				<3 RK_PD5 RK_FUNC_GPIO &pcfg_pull_down>;
		};

		q7_thermal_pin: q7-thermal-pin {
			rockchip,pins =
				<0 RK_PA3 RK_FUNC_GPIO &pcfg_pull_up>;
		};
	};

	i2c8 {
		i2c8_xfer_a: i2c8-xfer {
			rockchip,pins =
			  <1 RK_PC4 1 &pcfg_pull_up>,
			  <1 RK_PC5 1 &pcfg_pull_up>;
		};
	};

	leds {
		module_led_pin: module-led-pin {
			rockchip,pins =
			  <2 RK_PD1 RK_FUNC_GPIO &pcfg_pull_none>;
		};
	};

	pmic {
		pmic_int_l: pmic-int-l {
			rockchip,pins =
			  <1 RK_PC6 RK_FUNC_GPIO &pcfg_pull_up>;
		};
	};

	usb2 {
		vcc5v0_host_en: vcc5v0-host-en {
			rockchip,pins =
			  <4 RK_PA3 RK_FUNC_GPIO &pcfg_pull_none>;
		};
	};

	usb3 {
		usb3_id: usb3-id {
			rockchip,pins =
			  <1 RK_PC2 RK_FUNC_GPIO &pcfg_pull_up>;
		};
	};
};

&pmu_io_domains {
	status = "okay";
	pmu1830-supply = <&vcc_1v8>;
};

&pwm2 {
	status = "okay";
};

&sdhci {
	/*
	 * Signal integrity isn't great at 200MHz but 100MHz has proven stable
	 * enough.
	 */
	max-frequency = <100000000>;

	bus-width = <8>;
	mmc-hs400-1_8v;
	mmc-hs400-enhanced-strobe;
	non-removable;
	status = "okay";
};

&sdmmc {
	vqmmc-supply = <&vcc_sd>;
};

&spi1 {
	status = "okay";

	norflash: flash@0 {
		compatible = "jedec,spi-nor";
		reg = <0>;
		spi-max-frequency = <50000000>;
	};
};

&tcphy1 {
	status = "okay";
};

&tsadc {
	rockchip,hw-tshut-mode = <1>;
	rockchip,hw-tshut-polarity = <1>;
	status = "okay";
};

&u2phy1 {
	status = "okay";

	u2phy1_otg: otg-port {
		status = "okay";
	};

	u2phy1_host: host-port {
		phy-supply = <&vcc5v0_host>;
		status = "okay";
	};
};

&usbdrd3_1 {
	status = "okay";
};

&usbdrd_dwc3_1 {
	status = "okay";
	dr_mode = "host";
};

&usb_host1_ehci {
	status = "okay";
};

&usb_host1_ohci {
	status = "okay";
};