// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
 * Copyright (c) 2022 Rockchip Electronics Co., Ltd.
 * Copyright (c) 2024 Radxa Limited
 *
 */

/dts-v1/;

#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/rk-input.h>
#include <dt-bindings/pinctrl/rockchip.h>
#include "rk3528.dtsi"
#include "rk3528-linux.dtsi"

/ {
	model = "Radxa E20C";
	compatible = "radxa,e20c", "radxa,rock-2", "rockchip,rk3528a";

	/delete-node/ chosen;

	aliases {
		mmc0 = &sdmmc;
		mmc1 = &sdhci;
		mmc2 = &sdio0;
	};

	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>;
	};

	vdd_0v9_s3: vdd-0v9-s3 {
		compatible = "regulator-fixed";
		regulator-name = "vdd_0v9_s3";
		regulator-always-on;
		regulator-boot-on;
		regulator-min-microvolt = <900000>;
		regulator-max-microvolt = <900000>;
		vin-supply = <&vcc5v0_sys>;
	};

	vcc_3v3_s3: vcc-3v3-s3 {
		compatible = "regulator-fixed";
		regulator-name = "vcc_3v3_s3";
		regulator-always-on;
		regulator-boot-on;
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		vin-supply = <&vcc5v0_sys>;
	};

	vdd_1v8_s3: vdd-1v8-s3 {
		compatible = "regulator-fixed";
		regulator-name = "vdd_1v8_s3";
		regulator-always-on;
		regulator-boot-on;
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
		vin-supply = <&vcc_3v3_s3>;
	};

	vcc_ddr_s3: vcc-ddr-s3 {
		compatible = "regulator-fixed";
		regulator-name = "vcc_ddr_s3";
		regulator-always-on;
		regulator-boot-on;
		regulator-min-microvolt = <1200000>;
		regulator-max-microvolt = <1200000>;
		vin-supply = <&vcc5v0_sys>;
	};

	vcc5v0_host: vcc5v0-host-regulator {
		compatible = "regulator-fixed";
		regulator-name = "vcc5v0_host";
		regulator-boot-on;
		regulator-always-on;
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		enable-active-high;
		gpio = <&gpio0 RK_PA1 GPIO_ACTIVE_HIGH>;
		vin-supply = <&vcc5v0_sys>;
		pinctrl-names = "default";
		pinctrl-0 = <&vcc5v0_host_en>;
	};

	vcc5v0_otg: vcc5v0-otg-regulator {
		compatible = "regulator-fixed";
		regulator-name = "vcc5v0_otg";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
	};

	vdd_gpu: vdd_logic: vdd-logic {
		compatible = "pwm-regulator";
		pwms = <&pwm2 0 5000 1>;
		regulator-name = "vdd_logic";
		regulator-min-microvolt = <705000>;
		regulator-max-microvolt = <1006000>;
		regulator-init-microvolt = <900000>;
		regulator-always-on;
		regulator-boot-on;
		regulator-settling-time-up-us = <250>;
		pwm-supply = <&vcc5v0_sys>;
		status = "okay";
	};

	vdd_cpu: vdd-cpu {
		compatible = "pwm-regulator";
		pwms = <&pwm1 0 5000 1>;
		regulator-name = "vdd_cpu";
		regulator-min-microvolt = <746000>;
		regulator-max-microvolt = <1201000>;
		regulator-init-microvolt = <953000>;
		regulator-always-on;
		regulator-boot-on;
		regulator-settling-time-up-us = <250>;
		pwm-supply = <&vcc5v0_sys>;
		status = "okay";
	};

	vccio_sd: vccio-sd {
		compatible = "regulator-gpio";
		regulator-name = "vccio_sd";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <3300000>;
		gpios = <&gpio4 RK_PB6 GPIO_ACTIVE_HIGH>;
		vin-supply = <&vcc5v0_sys>;
		states = <1800000 0x0
			  3300000 0x1>;
	};

	vcc_sd: vcc-sd {
		compatible = "regulator-fixed";
		regulator-name = "vcc_sd";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		vin-supply = <&vcc_3v3_s3>;
	};

	gpio-keys {
		compatible = "gpio-keys";
		pinctrl-names = "default";
		pinctrl-0 = <&user_key>;
		autorepeat;

		user-key {
			label = "KEY F15";
			linux,code = <KEY_F15>;
			gpios = <&gpio0 RK_PA0 GPIO_ACTIVE_LOW>;
			debounce-interval = <100>;
		};
	};

	gpio_leds: gpio-leds {
		compatible = "gpio-leds";
		pinctrl-names = "default";

		sys-led {
			gpios = <&gpio4 RK_PC1 GPIO_ACTIVE_LOW>;
			linux,default-trigger = "heartbeat";
		};

		wan-led {
			gpios = <&gpio4 RK_PC0 GPIO_ACTIVE_HIGH>;
			linux,default-trigger = "netdev";
		};

		lan-led {
			gpios = <&gpio4 RK_PB5 GPIO_ACTIVE_HIGH>;
			linux,default-trigger = "netdev";
		};
	};
};

&pwm1 {
	status = "okay";
};

&pwm2 {
	status = "okay";
};

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

&crypto {
	status = "okay";
};

&dfi {
	status = "okay";
};

&dmc {
	center-supply = <&vdd_logic>;
	status = "okay";
};

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

&gpu_bus {
	bus-supply = <&vdd_logic>;
	status = "okay";
};

&display_subsystem {
	status = "okay";
};

&iep {
	status = "okay";
};

&iep_mmu {
	status = "okay";
};

&jpegd {
	status = "okay";
};

&jpegd_mmu {
	status = "okay";
};

&mpp_srv {
	status = "okay";
};

&rga2 {
	status = "okay";
};

&rga2_mmu {
	status = "okay";
};

&rkvdec {
	status = "okay";
};

&rkvdec_mmu {
	status = "okay";
};

&rkvenc {
	status = "okay";
};

&rkvenc_mmu {
	status = "okay";
};

&rkvtunnel {
	status = "okay";
};

&rockchip_suspend {
	status = "okay";
	rockchip,sleep-debug-en = <1>;
	rockchip,virtual-poweroff = <1>;
	rockchip,sleep-mode-config = <
		(0
		| RKPM_SLP_ARMPD
		)
	>;
	rockchip,wakeup-config = <
		(0
		| RKPM_CPU0_WKUP_EN
		| RKPM_GPIO_WKUP_EN
		)
	>;
	rockchip,pwm-regulator-config = <
		(0
		| RKPM_PWM0_M0_REGULATOR_EN
		| RKPM_PWM1_M0_REGULATOR_EN
		)
	>;
};

&vdpp {
	status = "okay";
};

&vdpu {
	status = "okay";
};

&vdpu_mmu {
	status = "okay";
};

&vop {
	status = "okay";
};

&vop_mmu {
	status = "okay";
};

&tsadc {
	status = "okay";
};

&saradc {
	status = "okay";
	vref-supply = <&vdd_1v8_s3>;
};

&avsd {
	status = "okay";
};

&sdhci {
	bus-width = <8>;
	no-sd;
	no-sdio;
	non-removable;
	mmc-hs400-1_8v;
	mmc-hs400-enhanced-strobe;
	max-frequency = <200000000>;
	status = "okay";
};

&sdmmc {
	bus-width = <4>;
	cap-mmc-highspeed;
	cap-sd-highspeed;
	disable-wp;
	max-frequency = <150000000>;
	pinctrl-names = "default";
	pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_det &sdmmc_bus4>;
	rockchip,default-sample-phase = <90>;
	supports-sd;
	sd-uhs-sdr12;
	sd-uhs-sdr25;
	sd-uhs-sdr50;
	sd-uhs-sdr104;
	vqmmc-supply = <&vccio_sd>;
	vmmc-supply = <&vcc_sd>;
	status = "okay";
};

&gmac1 {
	/* Use rgmii-rxid mode to disable rx delay inside Soc */
	phy-mode = "rgmii-rxid";
	clock_in_out = "output";

	snps,reset-gpio = <&gpio4 RK_PC2 GPIO_ACTIVE_LOW>;
	snps,reset-active-low;
	/* Reset time is 20ms, 100ms for rtl8211f */
	snps,reset-delays-us = <0 20000 100000>;

	tx_delay = <0x30>;
	/* rx_delay = <0x3f>; */

	pinctrl-names = "default";
	pinctrl-0 = <&rgmii_miim
		     &rgmii_tx_bus2
		     &rgmii_rx_bus2
		     &rgmii_rgmii_clk
		     &rgmii_rgmii_bus>;

	phy-handle = <&rgmii_phy>;
	status = "okay";
};

&mdio1 {
	rgmii_phy: phy@1 {
		compatible = "ethernet-phy-ieee802.3-c22";
		reg = <0x1>;
	};
};

&combphy_pu {
	status = "okay";
};

&u2phy_host {
	phy-supply = <&vcc5v0_host>;
	status = "okay";
};

&u2phy_otg {
	vbus-supply = <&vcc5v0_otg>;
	status = "okay";
};

&usb2phy {
	status = "okay";
};

&usb_host0_ehci {
	status = "okay";
};

&usb_host0_ohci {
	status = "okay";
};

&usbdrd30 {
	status = "okay";
};

&usbdrd_dwc3 {
	extcon = <&usb2phy>;
	phys = <&u2phy_otg>;
	phy-names = "usb2-phy";
	maximum-speed = "high-speed";
	snps,dis_u2_susphy_quirk;
	snps,usb2-lpm-disable;
	status = "okay";
};

&pcie2x1 {
	reset-gpios = <&gpio1 RK_PA2 GPIO_ACTIVE_HIGH>;
	status = "okay";

	pcie@0,0 {
		reg = <0x000000 0 0 0 0>;
		#address-cells = <3>;
		#size-cells = <2>;

		pcie_eth:pcie-eth@10,0 {
			compatible = "pci10ec,8168";
			reg = <0x000000 0 0 0 0>;
			realtek,led-data = <0x007f>;
		};
	};
};

&i2c0 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&i2c0m1_xfer>;

	hym8563: hym8563@51 {
		compatible = "haoyu,hym8563";
		reg = <0x51>;
		#clock-cells = <0>;
		clock-frequency = <32768>;
		clock-output-names = "hym8563";
		pinctrl-names = "default";
		pinctrl-0 = <&hym8563_int>;
		interrupt-parent = <&gpio4>;
		interrupts = <RK_PA7 IRQ_TYPE_LEVEL_LOW>;
		wakeup-source;
	};
};

&i2c1 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&i2c1m0_xfer>;

	eeprom:	bl24c16@50 {
		status = "okay";
		compatible = "atmel,24c16";
		reg = <0x50>;
		pagesize = <16>;
	};
};

&pinctrl {
	usb {
		vcc5v0_host_en: vcc5v0-host-en {
			rockchip,pins = <0 RK_PA1 RK_FUNC_GPIO &pcfg_pull_none>;
		};
	};

	hym8563 {
		hym8563_int: hym8563-int {
			rockchip,pins = <4 RK_PA7 RK_FUNC_GPIO &pcfg_pull_none>;
		};
	};

	keys {
		user_key: user-key {
			rockchip,pins = <0 RK_PA0 RK_FUNC_GPIO &pcfg_pull_up>;
		};
	};
};