// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
 * Copyright (c) 2024 Radxa Computer (Shenzhen) Co., Ltd.
 */

/dts-v1/;

#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
#include <dt-bindings/leds/common.h>
#include <dt-bindings/pinctrl/rockchip.h>
#include <dt-bindings/pwm/pwm.h>
#include "rk3588s.dtsi"

/ {
	model = "Radxa E52C";
	compatible = "radxa,e52c", "rockchip,rk3582", "rockchip,rk3588s";

	aliases {
		mmc0 = &sdhci;
		mmc1 = &sdmmc;
	};

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

	keys-0 {
		compatible = "adc-keys";
		io-channels = <&saradc 0>;
		io-channel-names = "buttons";
		keyup-threshold-microvolt = <18000>;
		poll-interval = <100>;

		button-0 {
			label = "Maskrom";
			linux,code = <KEY_VENDOR>;
			press-threshold-microvolt = <0>;
		};
	};

	keys-1 {
		compatible = "gpio-keys";
		pinctrl-names = "default";
		pinctrl-0 = <&btn_0>;

		button-1 {
			label = "User";
			gpios = <&gpio4 RK_PB3 GPIO_ACTIVE_LOW>;
			linux,code = <BTN_0>;
			wakeup-source;
		};
	};

	leds-0 {
		compatible = "gpio-leds";
		pinctrl-names = "default";
		pinctrl-0 = <&led_0>;

		led-0 {
			color = <LED_COLOR_ID_GREEN>;
			default-state = "on";
			function = LED_FUNCTION_STATUS;
			gpios = <&gpio3 RK_PC4 GPIO_ACTIVE_HIGH>;
			linux,default-trigger = "heartbeat";
		};
	};

	leds-1 {
		compatible = "pwm-leds";

		led-1 {
			color = <LED_COLOR_ID_GREEN>;
			default-state = "on";
			function = LED_FUNCTION_LAN;
			linux,default-trigger = "netdev";
			pwms = <&pwm14 0 1000000 PWM_POLARITY_INVERTED>;
			max-brightness = <255>;
		};

		led-2 {
			color = <LED_COLOR_ID_GREEN>;
			default-state = "on";
			function = LED_FUNCTION_WAN;
			linux,default-trigger = "netdev";
			pwms = <&pwm11 0 1000000 PWM_POLARITY_INVERTED>;
			max-brightness = <255>;
		};
	};

	vcc_1v1_nldo_s3: regulator-1v1 {
		compatible = "regulator-fixed";
		regulator-name = "vcc_1v1_nldo_s3";
		regulator-always-on;
		regulator-boot-on;
		regulator-min-microvolt = <1100000>;
		regulator-max-microvolt = <1100000>;
		vin-supply = <&vcc_sysin>;
	};

	vcc_3v3_pmu: regulator-3v3-0 {
		compatible = "regulator-fixed";
		regulator-name = "vcc_3v3_pmu";
		regulator-always-on;
		regulator-boot-on;
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		vin-supply = <&vcc_3v3_s3>;
	};

	vcc_3v3_s0: regulator-3v3-1 {
		compatible = "regulator-fixed";
		regulator-name = "vcc_3v3_s0";
		regulator-always-on;
		regulator-boot-on;
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		vin-supply = <&vcc_3v3_s3>;
	};

	vcca: regulator-4v0 {
		compatible = "regulator-fixed";
		regulator-name = "vcca";
		regulator-always-on;
		regulator-boot-on;
		regulator-min-microvolt = <4000000>;
		regulator-max-microvolt = <4000000>;
		vin-supply = <&vcc_sysin>;
	};

	vcc5v0_usb_otg0: regulator-5v0-0 {
		compatible = "regulator-fixed";
		enable-active-high;
		gpio = <&gpio0 RK_PD4 GPIO_ACTIVE_HIGH>;
		pinctrl-names = "default";
		pinctrl-0 = <&usb_otg_pwren_h>;
		regulator-name = "vcc5v0_usb_otg0";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		vin-supply = <&vcc_sysin>;
	};

	vcc_5v0: regulator-5v0-1 {
		compatible = "regulator-fixed";
		enable-active-high;
		gpio = <&gpio4 RK_PA3 GPIO_ACTIVE_HIGH>;
		pinctrl-names = "default";
		pinctrl-0 = <&vcc_5v0_pwren_h>;
		regulator-name = "vcc_5v0";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		vin-supply = <&vcc_sysin>;
	};

	vcc_sysin: regulator-5v0-2 {
		compatible = "regulator-fixed";
		regulator-name = "vcc_sysin";
		regulator-always-on;
		regulator-boot-on;
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
	};
};

&combphy0_ps {
	status = "okay";
};

&combphy2_psu {
	status = "okay";
};

/*
 * In the Rockchip RK3582 SoC, some CPU cores end up disabled
 * and unused because they're marked in the efuses as defective.
 * The disabling in the DT is performed by the boot loader.
 */
&cpu_b0 {
	cpu-supply = <&vdd_cpu_big0_s0>;
};

&cpu_b1 {
	cpu-supply = <&vdd_cpu_big0_s0>;
};

&cpu_b2 {
	cpu-supply = <&vdd_cpu_big1_s0>;
};

&cpu_b3 {
	cpu-supply = <&vdd_cpu_big1_s0>;
};

&cpu_l0 {
	cpu-supply = <&vdd_cpu_lit_s0>;
};

&cpu_l1 {
	cpu-supply = <&vdd_cpu_lit_s0>;
};

&cpu_l2 {
	cpu-supply = <&vdd_cpu_lit_s0>;
};

&cpu_l3 {
	cpu-supply = <&vdd_cpu_lit_s0>;
};

&i2c0 {
	pinctrl-names = "default";
	pinctrl-0 = <&i2c0m2_xfer>;
	status = "okay";

	vdd_cpu_big0_s0: regulator@42 {
		compatible = "rockchip,rk8602";
		reg = <0x42>;
		fcs,suspend-voltage-selector = <1>;
		regulator-name = "vdd_cpu_big0_s0";
		regulator-always-on;
		regulator-boot-on;
		regulator-min-microvolt = <550000>;
		regulator-max-microvolt = <1050000>;
		regulator-ramp-delay = <2300>;
		vin-supply = <&vcc_sysin>;

		regulator-state-mem {
			regulator-off-in-suspend;
		};
	};

	vdd_cpu_big1_s0: regulator@43 {
		compatible = "rockchip,rk8603", "rockchip,rk8602";
		reg = <0x43>;
		fcs,suspend-voltage-selector = <1>;
		regulator-name = "vdd_cpu_big1_s0";
		regulator-always-on;
		regulator-boot-on;
		regulator-min-microvolt = <550000>;
		regulator-max-microvolt = <1050000>;
		regulator-ramp-delay = <2300>;
		vin-supply = <&vcc_sysin>;

		regulator-state-mem {
			regulator-off-in-suspend;
		};
	};

	eeprom@50 {
		compatible = "belling,bl24c16a", "atmel,24c16";
		reg = <0x50>;
		pagesize = <16>;
		vcc-supply = <&vcc_3v3_pmu>;
	};
};

&i2c2 {
	status = "okay";

	vdd_npu_s0: regulator@42 {
		compatible = "rockchip,rk8602";
		reg = <0x42>;
		fcs,suspend-voltage-selector = <1>;
		regulator-name = "vdd_npu_s0";
		regulator-always-on;
		regulator-boot-on;
		regulator-min-microvolt = <550000>;
		regulator-max-microvolt = <950000>;
		regulator-ramp-delay = <2300>;
		vin-supply = <&vcc_sysin>;

		regulator-state-mem {
			regulator-off-in-suspend;
		};
	};
};

&i2c5 {
	pinctrl-names = "default";
	pinctrl-0 = <&i2c5m2_xfer>;
	status = "okay";

	rtc@51 {
		compatible = "haoyu,hym8563";
		reg = <0x51>;
		#clock-cells = <0>;
		clock-output-names = "rtcic_32kout";
		interrupt-parent = <&gpio0>;
		interrupts = <RK_PB0 IRQ_TYPE_LEVEL_LOW>;
		pinctrl-names = "default";
		pinctrl-0 = <&rtc_int_l>;
		wakeup-source;
	};
};

&pcie2x1l1 {
	pinctrl-names = "default";
	pinctrl-0 = <&pcie20x1_1_perstn_m1>;
	reset-gpios = <&gpio4 RK_PA2 GPIO_ACTIVE_HIGH>;
	vpcie3v3-supply = <&vcc_3v3_s3>;
	status = "okay";
};

&pcie2x1l2 {
	pinctrl-names = "default";
	pinctrl-0 = <&pcie20x1_2_perstn_m0>;
	reset-gpios = <&gpio3 RK_PD1 GPIO_ACTIVE_HIGH>;
	vpcie3v3-supply = <&vcc_3v3_s3>;
	status = "okay";
};

&pinctrl {
	keys {
		btn_0: button-0 {
			rockchip,pins = <4 RK_PB3 RK_FUNC_GPIO &pcfg_pull_none>;
		};
	};

	leds {
		led_0: led-0 {
			rockchip,pins = <3 RK_PC4 RK_FUNC_GPIO &pcfg_pull_none>;
		};
	};

	pcie {
		pcie20x1_1_perstn_m1: pcie-1 {
			rockchip,pins = <4 RK_PA2 RK_FUNC_GPIO &pcfg_pull_none>;
		};

		pcie20x1_2_perstn_m0: pcie-2 {
			rockchip,pins = <3 RK_PD1 RK_FUNC_GPIO &pcfg_pull_none>;
		};
	};

	regulators {
		vcc_5v0_pwren_h: regulator-5v0-1 {
			rockchip,pins = <4 RK_PA3 RK_FUNC_GPIO &pcfg_pull_none>;
		};
	};

	rtc {
		rtc_int_l: rtc-0 {
			rockchip,pins = <0 RK_PB0 RK_FUNC_GPIO &pcfg_pull_none>;
		};
	};

	usb {
		usb_otg_pwren_h: regulator-5v0-0 {
			rockchip,pins = <0 RK_PD4 RK_FUNC_GPIO &pcfg_pull_none>;
		};
	};
};

&pwm11 {
	pinctrl-names = "default";
	pinctrl-0 = <&pwm11m1_pins>;
	status = "okay";
};

&pwm14 {
	pinctrl-names = "default";
	pinctrl-0 = <&pwm14m1_pins>;
	status = "okay";
};

&saradc {
	vref-supply = <&vcca_1v8_s0>;
	status = "okay";
};

&sdhci {
	bus-width = <8>;
	cap-mmc-highspeed;
	mmc-hs400-1_8v;
	mmc-hs400-enhanced-strobe;
	no-sd;
	no-sdio;
	non-removable;
	vmmc-supply = <&vcc_3v3_s0>;
	vqmmc-supply = <&vcc_1v8_s3>;
	status = "okay";
};

&sdmmc {
	bus-width = <4>;
	cap-mmc-highspeed;
	cap-sd-highspeed;
	cd-gpios = <&gpio0 RK_PA4 GPIO_ACTIVE_LOW>;
	disable-wp;
	no-sdio;
	sd-uhs-sdr104;
	vmmc-supply = <&vcc_3v3_s3>;
	vqmmc-supply = <&vccio_sd_s0>;
	status = "okay";
};

&spi2 {
	status = "okay";
	assigned-clocks = <&cru CLK_SPI2>;
	assigned-clock-rates = <200000000>;
	num-cs = <1>;
	pinctrl-names = "default";
	pinctrl-0 = <&spi2m2_cs0 &spi2m2_pins>;

	pmic@0 {
		compatible = "rockchip,rk806";
		reg = <0>;
		gpio-controller;
		#gpio-cells = <2>;
		interrupt-parent = <&gpio0>;
		interrupts = <7 IRQ_TYPE_LEVEL_LOW>;
		pinctrl-names = "default";
		pinctrl-0 = <&pmic_pins>, <&rk806_dvs1_null>,
			    <&rk806_dvs2_null>, <&rk806_dvs3_null>;
		spi-max-frequency = <1000000>;
		system-power-controller;

		vcc1-supply = <&vcc_sysin>;
		vcc2-supply = <&vcc_sysin>;
		vcc3-supply = <&vcc_sysin>;
		vcc4-supply = <&vcc_sysin>;
		vcc5-supply = <&vcc_sysin>;
		vcc6-supply = <&vcc_sysin>;
		vcc7-supply = <&vcc_sysin>;
		vcc8-supply = <&vcc_sysin>;
		vcc9-supply = <&vcc_sysin>;
		vcc10-supply = <&vcc_sysin>;
		vcc11-supply = <&vcc_2v0_pldo_s3>;
		vcc12-supply = <&vcc_sysin>;
		vcc13-supply = <&vcc_1v1_nldo_s3>;
		vcc14-supply = <&vcc_1v1_nldo_s3>;
		vcca-supply = <&vcca>;

		rk806_dvs1_null: dvs1-null-pins {
			pins = "gpio_pwrctrl1";
			function = "pin_fun0";
		};

		rk806_dvs2_null: dvs2-null-pins {
			pins = "gpio_pwrctrl2";
			function = "pin_fun0";
		};

		rk806_dvs3_null: dvs3-null-pins {
			pins = "gpio_pwrctrl3";
			function = "pin_fun0";
		};

		regulators {
			vdd_gpu_s0: dcdc-reg1 {
				regulator-name = "vdd_gpu_s0";
				regulator-boot-on;
				regulator-min-microvolt = <550000>;
				regulator-max-microvolt = <950000>;
				regulator-ramp-delay = <12500>;
				regulator-enable-ramp-delay = <400>;

				regulator-state-mem {
					regulator-off-in-suspend;
				};
			};

			vdd_cpu_lit_s0: dcdc-reg2 {
				regulator-name = "vdd_cpu_lit_s0";
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <550000>;
				regulator-max-microvolt = <950000>;
				regulator-ramp-delay = <12500>;

				regulator-state-mem {
					regulator-off-in-suspend;
				};
			};

			vdd_logic_s0: dcdc-reg3 {
				regulator-name = "vdd_logic_s0";
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <675000>;
				regulator-max-microvolt = <750000>;
				regulator-ramp-delay = <12500>;

				regulator-state-mem {
					regulator-on-in-suspend;
					regulator-suspend-microvolt = <750000>;
				};
			};

			vdd_vdenc_s0: dcdc-reg4 {
				regulator-name = "vdd_vdenc_s0";
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <550000>;
				regulator-max-microvolt = <950000>;
				regulator-ramp-delay = <12500>;

				regulator-state-mem {
					regulator-off-in-suspend;
				};
			};

			vdd_ddr_s0: dcdc-reg5 {
				regulator-name = "vdd_ddr_s0";
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <675000>;
				regulator-max-microvolt = <900000>;
				regulator-ramp-delay = <12500>;

				regulator-state-mem {
					regulator-off-in-suspend;
					regulator-suspend-microvolt = <850000>;
				};
			};

			vdd2_ddr_s3: dcdc-reg6 {
				regulator-name = "vdd2_ddr_s3";
				regulator-always-on;
				regulator-boot-on;

				regulator-state-mem {
					regulator-on-in-suspend;
				};
			};

			vcc_2v0_pldo_s3: dcdc-reg7 {
				regulator-name = "vcc_2v0_pldo_s3";
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <2000000>;
				regulator-max-microvolt = <2000000>;

				regulator-state-mem {
					regulator-on-in-suspend;
					regulator-suspend-microvolt = <2000000>;
				};
			};

			vcc_3v3_s3: dcdc-reg8 {
				regulator-name = "vcc_3v3_s3";
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <3300000>;
				regulator-max-microvolt = <3300000>;

				regulator-state-mem {
					regulator-on-in-suspend;
					regulator-suspend-microvolt = <3300000>;
				};
			};

			vddq_ddr_s0: dcdc-reg9 {
				regulator-name = "vddq_ddr_s0";
				regulator-always-on;
				regulator-boot-on;

				regulator-state-mem {
					regulator-off-in-suspend;
				};
			};

			vcc_1v8_s3: dcdc-reg10 {
				regulator-name = "vcc_1v8_s3";
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;

				regulator-state-mem {
					regulator-on-in-suspend;
					regulator-suspend-microvolt = <1800000>;
				};
			};

			vcc_1v8_s0: pldo-reg1 {
				regulator-name = "vcc_1v8_s0";
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;

				regulator-state-mem {
					regulator-on-in-suspend;
					regulator-suspend-microvolt = <1800000>;
				};
			};

			vcca_1v8_s0: pldo-reg2 {
				regulator-name = "vcca_1v8_s0";
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;

				regulator-state-mem {
					regulator-on-in-suspend;
					regulator-suspend-microvolt = <1800000>;
				};
			};

			vdda_1v2_s0: pldo-reg3 {
				regulator-name = "vdda_1v2_s0";
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <1200000>;
				regulator-max-microvolt = <1200000>;

				regulator-state-mem {
					regulator-off-in-suspend;
				};
			};

			vcca_3v3_s0: pldo-reg4 {
				regulator-name = "vcca_3v3_s0";
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <3300000>;
				regulator-max-microvolt = <3300000>;

				regulator-state-mem {
					regulator-on-in-suspend;
					regulator-suspend-microvolt = <3300000>;
				};
			};

			vccio_sd_s0: pldo-reg5 {
				regulator-name = "vccio_sd_s0";
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <3300000>;

				regulator-state-mem {
					regulator-off-in-suspend;
				};
			};

			pldo6_s3: pldo-reg6 {
				regulator-name = "pldo6_s3";
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <1800000>;
				regulator-max-microvolt = <1800000>;

				regulator-state-mem {
					regulator-on-in-suspend;
					regulator-suspend-microvolt = <1800000>;
				};
			};

			vdd_0v75_s3: nldo-reg1 {
				regulator-name = "vdd_0v75_s3";
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <750000>;
				regulator-max-microvolt = <750000>;

				regulator-state-mem {
					regulator-on-in-suspend;
					regulator-suspend-microvolt = <750000>;
				};
			};

			vdda_ddr_pll_s0: nldo-reg2 {
				regulator-name = "vdda_ddr_pll_s0";
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <850000>;
				regulator-max-microvolt = <850000>;

				regulator-state-mem {
					regulator-on-in-suspend;
					regulator-suspend-microvolt = <850000>;
				};
			};

			vdda_0v75_s0: nldo-reg3 {
				regulator-name = "vdda_0v75_s0";
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <750000>;
				regulator-max-microvolt = <750000>;

				regulator-state-mem {
					regulator-on-in-suspend;
					regulator-suspend-microvolt = <750000>;
				};
			};

			vdda_0v85_s0: nldo-reg4 {
				regulator-name = "vdda_0v85_s0";
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <850000>;
				regulator-max-microvolt = <850000>;

				regulator-state-mem {
					regulator-off-in-suspend;
				};
			};

			vdd_0v75_s0: nldo-reg5 {
				regulator-name = "vdd_0v75_s0";
				regulator-always-on;
				regulator-boot-on;
				regulator-min-microvolt = <750000>;
				regulator-max-microvolt = <750000>;

				regulator-state-mem {
					regulator-off-in-suspend;
				};
			};
		};
	};
};

&tsadc {
	status = "okay";
};

&u2phy0 {
	status = "okay";
};

&u2phy0_otg {
	phy-supply = <&vcc5v0_usb_otg0>;
	status = "okay";
};

&uart2 {
	pinctrl-0 = <&uart2m0_xfer>;
	status = "okay";
};

&usb_host0_xhci {
	dr_mode = "host";
	status = "okay";
};

&usbdp_phy0 {
	status = "okay";
};