// SPDX-License-Identifier: GPL-2.0 OR MIT

/dts-v1/;
#include "meson8b.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>

/ {
	model = "Thunder OneCloud";
	compatible = "thunder,onecloud", "amlogic,meson8b";

	aliases {
		serial0 = &uart_AO;
		mmc0 = &sd_card_slot;
		mmc1 = &sdhc;
	};

	chosen {
		stdout-path = "serial0:115200n8";
	};

	memory {
		device_type = "memory";
		reg = <0x40000000 0x40000000>;
	};

	emmc_pwrseq: emmc-pwrseq {
		compatible = "mmc-pwrseq-emmc";
		reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
	};

	gpio-keys {
		// compatible = "gpio-keys-polled";
		// poll-interval = <100>;

		compatible = "gpio-keys";

		autorepeat;

		reset-button {
			label = "reset";
			linux,code = <BTN_0>;

			// gpios = <&gpio_ao GPIOAO_5 GPIO_ACTIVE_LOW>;

			interrupt-parent = <&gpio_intc>;
			interrupts = <5 IRQ_TYPE_LEVEL_LOW>; // GPIOAO 5
		};
	};

	leds {
		compatible = "gpio-leds";

		led_status_red: status-red {
			label = "red:status";
			gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_HIGH>;
		};

		led_status_green: status-green {
			label = "green:status";
			gpios = <&gpio_ao GPIOAO_3 GPIO_ACTIVE_HIGH>;
		};

		led_status_blue: status-blue {
			label = "blue:status";
			gpios = <&gpio_ao GPIOAO_4 GPIO_ACTIVE_HIGH>;
		};
	};

	p12v: regulator-p12v {
		compatible = "regulator-fixed";

		regulator-name = "P12V";
		regulator-min-microvolt = <12000000>;
		regulator-max-microvolt = <12000000>;
	};

	vcc_5v: regulator-vcc-5v {
		compatible = "regulator-fixed";

		regulator-name = "VCC5V";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;

		vin-supply = <&p12v>;

		regulator-boot-on;
		regulator-always-on;
	};

	vcc_3v3: regulator-vcc-3v3 {
		compatible = "regulator-fixed";

		regulator-name = "VCC3V3";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;

		vin-supply = <&p12v>;

		regulator-boot-on;
		regulator-always-on;
	};

	vcc_1v8: regulator-vcc-1v8 {
		compatible = "regulator-fixed";

		regulator-name = "VCC1V8";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;

		vin-supply = <&p12v>;

		regulator-boot-on;
		regulator-always-on;
	};

	vcc_ddr: regulator-vcc-ddr {
		compatible = "regulator-fixed";

		regulator-name = "VCC_DDR";
		regulator-min-microvolt = <1500000>;
		regulator-max-microvolt = <1500000>;

		vin-supply = <&vcc_3v3>;

		regulator-boot-on;
		regulator-always-on;
	};

	vcc_core: regulator-vcc-core {
		compatible = "pwm-regulator";

		regulator-name = "VCC_CORE";

		//   ------------------------------------------
		//   |      The actual mapping in phyical       |
		//   --------------------------------------
		//   |      |  100%  |   60%  |   30%  |   0%   |
		//   --------------------------------------
		//   | V1.0 |  677mV |  857mV |  992mV | 1127mV |
		//   | V1.3 | 1116mV | 1121mV | 1125mV | 1129mV |
		//   --------------------------------------
		//
		// According to meson8b.dtsi, the CPU should be able
		// to run at 504MHz with 870mV. But according to my
		// test on V1.0, the system will crash in this case.
		//
		// And this regulator supplies not only CPU but also GPU.
		//
		// So we use higher voltages.

		pwms = <&pwm_cd 1 12001 0>;	// PWM_D
		pwm-dutycycle-range = <30 0>;
		regulator-min-microvolt = <860000>;
		regulator-max-microvolt = <1140000>;

		pwm-supply = <&p12v>;

		regulator-boot-on;
		regulator-always-on;
	};
};

&pwm_cd {
	status = "okay";
	pinctrl-0 = <&pwm_c1_pins>, <&pwm_d_pins>;
	pinctrl-names = "default";
	clocks = <&xtal>, <&xtal>;
	clock-names = "clkin0", "clkin1";
};

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


&gpio {
	gpio-line-names =
		// 0-3 Bank GPIOX 0-3
		"7U1_PIN_18", "7U1_PIN_19",
		"7U1_PIN_14", "7U1_PIN_15",
		// 4-7 Bank GPIOX 4-7
		"7U1_PIN_27", "7U1_PIN_25",
		"7U1_PIN_28", "7U1_PIN_26",
		// 8 Bank GPIOX 8
		"R_RightOf_LED",
		// 9 Bank GPIOX 9
		"7U1_PIN_16",
		// 10 Bank GPIOX 10
		"",
		// 11 Bank GPIOX 11
		"7U1_PIN_12",
		// 12-16 Bank GPIOX 16-20
		"7U1_PIN_43", "7U1_PIN_42",
		"7U1_PIN_41(Resistor)", "7U1_PIN_44",
		"7U1_PIN_34",
		// 17 Bank GPIOX 21
		"7U1_PIN_13",

		// 18 Bank GPIOY 0
		"Resistor_TopOf_LED",
		// 19-20 Bank GPIOY 1-3
		"", "",
		// 21-26 Bank GPIOY 6-11
		"", "",
		"", "",
		"", "",
		// 27 Bank GPIOY 12
		"",
		// 28-29 Bank GPIOY 13-14
		"Left_BottomOf_CPU",  "Right_BottomOf_CPU",

		// 30 Bank GPIODV 9
		"VCCK_PWM (PWM_C)",
		// 31-35 Bank GPIODV 24-28
		"I2CA_SDA", "I2CA_SCL",
		"I2CB_SDA", "I2CB_SCL",
		"VDDEE_PWM (PWM_D)",
		// 36 Bank GPIODV 29
		"",

		// 37-39 Bank GPIOH 0-2
		"HDMI_HPD", "HDMI_I2C_SDA", "HDMI_I2C_SCL",
		// 40-46 Bank GPIOH 3-9
		"ETH_PHY_INTR", "ETH_PHY_NRST",
		"ETH_TXD1", "ETH_TXD0",
		"ETH_TXD3", "ETH_TXD2",
		"ETH_RGMII_TX_CLK",

		// 47-53 Bank CARD 0-6
		"SD_D1", "SD_D0",
		"SD_CLK", "SD_CMD",
		"SD_D3", "SD_D2",
		"SD_CD",

		// 54-65 Bank BOOT 0-11
		"EMMC_D0", "EMMC_D1",
		"EMMC_D2", "EMMC_D3",
		"EMMC_D4", "EMMC_D5",
		"EMMC_D6", "EMMC_D7",
		"EMMC_CLK", "EMMC_RSTn",
		"EMMC_CMD", "BOOT_SEL",
		// 66-72 Bank BOOT 12-18
		"", "",
		"", "",
		"", "",
		"",

		// 73-74 Bank DIF 0P 0N
		"ETH_RXD1", "ETH_RXD0",
		// 75-76 Bank DIF 1P 1N
		"ETH_RX_DV", "RGMII_RX_CLK",
		// 77-78 Bank DIF 2P 2N
		"ETH_RXD3", "ETH_RXD2",
		// 79-80 Bank DIF 3P 3N
		"ETH_TXEN", "ETH_PHY_REF_CLK_25MOUT",
		// 81-82 Bank DIF 4P 4N
		"ETH_MDC", "ETH_MDIO";
};

&gpio_ao {
	gpio-line-names =
		// 0-1 Band GPIOAO 0-1
		"UART TX", "UART RX",
		// 2-4 Band GPIOAO 2-4
		"RED_LED", "GREEN_LED", "BLUE_LED",
		// 5 Band GPIOAO 5
		"BUTTON",
		// 6 Band GPIOAO 6
		"",
		// 7 Band GPIOAO 7
		"IR_IN",
		// 8 Band GPIOAO 8-13
		"", "",
		"", "",
		"", "",

		// 14 Band GPIO_BSD_EN
		"",
		// 15 GPIO_TEST_N
		"";
};

&ethmac {
	status = "okay";

	pinctrl-0 = <&eth_rgmii_pins>;
	pinctrl-names = "default";

	phy-handle = <&eth_phy>;
	phy-mode = "rgmii-rxid";

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

		// Realtek RTL8211F (0x001cc916)
		eth_phy: ethernet-phy@0 {
			reg = <0>;

			reset-assert-us = <10000>;
			reset-deassert-us = <80000>;
			reset-gpios = <&gpio GPIOH_4 GPIO_ACTIVE_LOW>;

			interrupt-parent = <&gpio_intc>;
			interrupts = <17 IRQ_TYPE_LEVEL_LOW>; // GPIOH 3
		};
	};
};

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

// eMMC
&sdhc {
	status = "okay";

	pinctrl-0 = <&sdxc_c_pins>;
	pinctrl-names = "default";

	bus-width = <8>;
	max-frequency = <100000000>;

	disable-wp;
	cap-mmc-highspeed;
	mmc-hs200-1_8v;
	no-sdio;

	mmc-pwrseq = <&emmc_pwrseq>;

	vmmc-supply = <&vcc_3v3>;
	// vqmmc-supply = <&vcc_3v3>;
};

&sdio {
	status = "okay";

	pinctrl-0 = <&sd_b_pins>;
	pinctrl-names = "default";

	// SD card
	sd_card_slot: slot@1 {
		compatible = "mmc-slot";
		reg = <1>;
		status = "okay";

		bus-width = <4>;
		no-sdio;
		cap-mmc-highspeed;
		cap-sd-highspeed;
		disable-wp;

		cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>;

		vmmc-supply = <&vcc_3v3>;
		// vqmmc-supply = <&vcc_3v3>;
	};
};

&uart_AO {
	status = "okay";
	pinctrl-0 = <&uart_ao_a_pins>;
	pinctrl-names = "default";
};

&usb0_phy {
	status = "okay";
};

&usb0 {
	status = "okay";
};

&usb1_phy {
	status = "okay";
};

&usb1 {
	status = "okay";
};

&ir_receiver {
	status = "okay";
	pinctrl-0 = <&ir_recv_pins>;
	pinctrl-names = "default";
};