// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
 * Copyright (c) 2022 Wesion, Inc. All rights reserved.
 */

/dts-v1/;

#include "amlogic-t7.dtsi"
#include <dt-bindings/gpio/amlogic,t7-periphs-pinctrl.h>
#include <dt-bindings/gpio/gpio.h>

/ {
	model = "Khadas VIM4";
	compatible = "khadas,vim4", "amlogic,a311d2", "amlogic,t7";

	aliases {
		serial0 = &uart_a;
		mmc0 = &sd_emmc_c;
		mmc1 = &sd_emmc_b;
		mmc2 = &sd_emmc_a;
	};

	memory@0 {
		device_type = "memory";
		reg = <0x0 0x0 0x0 0xE0000000
			0x1 0x0 0x0 0xE0000000
			0x2 0x0 0x0 0x40000000>; /* 8 GB */
	};

	reserved-memory {
		#address-cells = <2>;
		#size-cells = <2>;
		ranges;

		/* 3 MiB reserved for ARM Trusted Firmware (BL31) */
		secmon_reserved: secmon@5000000 {
			reg = <0x0 0x05000000 0x0 0x300000>;
			no-map;
		};

		/* 32 MiB reserved for ARM Trusted Firmware (BL32) */
		secmon_reserved_bl32: secmon@5300000 {
			reg = <0x0 0x05300000 0x0 0x2000000>;
			no-map;
		};
	};

	dc_in: regulator-dc-in {
		compatible = "regulator-fixed";
		regulator-name = "DC_IN";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		regulator-always-on;
	};

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

		status {
			linux,default-trigger="heartbeat";
			max-brightness = <255>;
			pwms = <&pwm_ao_cd 0 30040 0>;
		};
	};

	sd_3v3: regulator-sdcard-3v3 {
		compatible = "regulator-fixed";
		regulator-name = "SD_3V3";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		vin-supply = <&vddao_3v3>;
		gpio = <&gpio GPIOD_11 GPIO_ACTIVE_LOW>;
		regulator-boot-on;
	};

	sdio_pwrseq: sdio-pwrseq {
		compatible = "mmc-pwrseq-simple";
		reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>;
		post-power-on-delay-ms = <500>;
		power-off-delay-us = <200000>;
		clocks = <&wifi32k>;
		clock-names = "ext_clock";
	};

	vcc5v: regulator-vcc-5v {
		compatible = "regulator-fixed";
		regulator-name = "VCC5V";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		vin-supply = <&dc_in>;

		gpio = <&gpio GPIOH_4 GPIO_ACTIVE_HIGH>;
		enable-active-high;
	};

	vcc5v0_usb: regulator-vcc-usb {
		compatible = "regulator-fixed";
		regulator-name = "VCC5V0_USB";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		vin-supply = <&vcc5v>;

		gpio = <&gpio GPIOY_5 GPIO_ACTIVE_HIGH>;
		enable-active-high;
	};

	vdd_ddr: regulator-vddddr {
		/*
		 * SY8003ADFC Regulator.
		 */
		compatible = "pwm-regulator";
		regulator-name = "VDDDDR";
		regulator-min-microvolt = <690000>;
		regulator-max-microvolt = <890000>;
		pwm-supply = <&dc_in>;
		pwms = <&pwm_ao_gh 0 1500 0>;
		pwm-dutycycle-range = <100 0>;
		regulator-boot-on;
		regulator-always-on;
	};

	vdd_ee: regulator-vddee {
		/*
		 * MP8756GD Regulator.
		 */
		compatible = "pwm-regulator";
		regulator-name = "VDDEE";
		regulator-min-microvolt = <700000>;
		regulator-max-microvolt = <922000>;
		pwm-supply = <&dc_in>;
		pwms = <&pwm_ao_ab 0 1500 0>;
		pwm-dutycycle-range = <100 0>;
		regulator-boot-on;
		regulator-always-on;
	};

	vdd_gpu: regulator-vddgpu {
		/*
		 * SY8003ADFC Regulator.
		 */
		compatible = "pwm-regulator";
		regulator-name = "VDDGPU";
		regulator-min-microvolt = <700000>;
		regulator-max-microvolt = <922000>;
		pwm-supply = <&dc_in>;
		pwms = <&pwm_ao_ef 0 1500 0>;
		pwm-dutycycle-range = <100 0>;
		regulator-boot-on;
		regulator-always-on;
	};

	vdd_npu: regulator-vddnpu {
		/*
		 * SY8003ADFC Regulator.
		 */
		compatible = "pwm-regulator";
		regulator-name = "VDDNPU";
		regulator-min-microvolt = <733000>;
		regulator-max-microvolt = <933000>;
		pwm-supply = <&dc_in>;
		pwms = <&pwm_ao_ef 1 1500 0>;
		pwm-dutycycle-range = <100 0>;
		regulator-boot-on;
		regulator-always-on;
	};

	vddao_1v8: regulator-vddao-1v8 {
		compatible = "regulator-fixed";
		regulator-name = "VDDAO_1V8";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
		vin-supply = <&vddao_3v3>;
		regulator-always-on;
	};

	vddao_3v3: regulator-vddao-3v3 {
		compatible = "regulator-fixed";
		regulator-name = "VDDAO_3V3";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		vin-supply = <&dc_in>;
		regulator-always-on;
	};

	vddcpu_a: regulator-vddcpu-a {
		/*
		 * MP8756GD Regulator.
		 */
		compatible = "pwm-regulator";
		regulator-name = "VDDCPU_A";
		regulator-min-microvolt = <689000>;
		regulator-max-microvolt = <1049000>;
		pwm-supply = <&dc_in>;
		pwms = <&pwm_ao_cd 1 1500 0>;
		pwm-dutycycle-range = <100 0>;
		regulator-boot-on;
		regulator-always-on;
	};

	vddcpu_b: regulator-vddcpu-b {
		/*
		 * MP8756GD Regulator.
		 */
		compatible = "pwm-regulator";
		regulator-name = "VDDCPU_B";
		regulator-min-microvolt = <689000>;
		regulator-max-microvolt = <1049000>;
		pwm-supply = <&dc_in>;
		pwms = <&pwm_ao_ab 1 1500 0>;
		pwm-dutycycle-range = <100 0>;
		regulator-boot-on;
		regulator-always-on;
	};

	vddio_1v8: regulator-vddio-1v8 {
		compatible = "regulator-fixed";
		regulator-name = "VDDIO_1V8";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
		vin-supply = <&vddio_3v3>;
		regulator-always-on;
	};

	vddio_3v3: regulator-vddio-3v3 {
		compatible = "regulator-fixed";
		regulator-name = "VDDIO_3V3";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		vin-supply = <&vddao_3v3>;
		regulator-always-on;
	};

	vddio_c: regulator-gpio-c {
		compatible = "regulator-gpio";
		regulator-name = "VDDIO_C";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <3300000>;
		vin-supply = <&vddio_3v3>;
		gpios = <&gpio GPIOD_9 GPIO_ACTIVE_HIGH>;
		states = <1800000 1
			  3300000 0>;
	};

	wifi32k: wifi32k {
		compatible = "pwm-clock";
		#clock-cells = <0>;
		clock-frequency = <32768>;
			pwms = <&pwm_ab 0 30518 0>;
	};

	xtal: xtal-clk {
		compatible = "fixed-clock";
		clock-frequency = <24000000>;
		clock-output-names = "xtal";
		#clock-cells = <0>;
	};
};

&pwm_ab {
	status = "okay";
	pinctrl-0 = <&pwm_a_pins>;
	pinctrl-names = "default";
};

&pwm_ao_ab {
	status = "okay";
	pinctrl-0 = <&pwm_ao_a_pins>, <&pwm_ao_b_pins>;
	pinctrl-names = "default";
};

&pwm_ao_cd {
	status = "okay";
	pinctrl-0 = <&pwm_ao_c_d_pins>, <&pwm_ao_d_pins>;
	pinctrl-names = "default";
};

&pwm_ao_ef {
	status = "okay";
	pinctrl-0 = <&pwm_ao_e_pins>, <&pwm_ao_f_pins>;
	pinctrl-names = "default";
};

&pwm_ao_gh {
	status = "okay";
	pinctrl-0 = <&pwm_ao_g_e_pins>;
	pinctrl-names = "default";
};

/* SDIO */
&sd_emmc_a {
	status = "okay";
	pinctrl-0 = <&sdio_pins>;
	pinctrl-1 = <&sdio_clk_gate_pins>;
	pinctrl-names = "default", "clk-gate";
	#address-cells = <1>;
	#size-cells = <0>;

	bus-width = <4>;
	cap-sd-highspeed;
	sd-uhs-sdr12;
	sd-uhs-sdr25;
	sd-uhs-sdr50;
	sd-uhs-sdr104;
	cap-sdio-irq;
	max-frequency = <200000000>;
	non-removable;
	disable-wp;
	no-mmc;
	no-sd;

	power-domains = <&pwrc PWRC_T7_SDIO_A_ID>;

	keep-power-in-suspend;

	mmc-pwrseq = <&sdio_pwrseq>;

	vmmc-supply = <&vddao_3v3>;
	vqmmc-supply = <&vddao_1v8>;

	brcmf: wifi@1 {
		reg = <1>;
		compatible = "brcm,bcm43752-fmac", "brcm,bcm4329-fmac";
	};
};

/* SD card */
&sd_emmc_b {
	status = "okay";
	pinctrl-0 = <&sdcard_pins>;
	pinctrl-1 = <&sdcard_clk_gate_pins>;
	pinctrl-names = "default", "clk-gate";

	bus-width = <4>;
	cap-sd-highspeed;
	sd-uhs-sdr12;
	sd-uhs-sdr25;
	sd-uhs-sdr50;
	sd-uhs-sdr104;
	max-frequency = <200000000>;
	disable-wp;
	no-sdio;
	no-mmc;

	power-domains = <&pwrc PWRC_T7_SDIO_B_ID>;

	cd-gpios = <&gpio GPIOC_6 GPIO_ACTIVE_LOW>;
	vmmc-supply = <&sd_3v3>;
	vqmmc-supply = <&vddio_c>;
};

/* eMMC */
&sd_emmc_c {
	status = "okay";
	pinctrl-0 = <&emmc_ctrl_pins>, <&emmc_data_8b_pins>, <&emmc_ds_pins>;
	pinctrl-1 = <&emmc_clk_gate_pins>;
	pinctrl-names = "default", "clk-gate";

	bus-width = <8>;
	cap-mmc-highspeed;
	mmc-ddr-1_8v;
	mmc-hs200-1_8v;
	max-frequency = <200000000>;
	disable-wp;
	non-removable;
	no-sdio;
	no-sd;

	power-domains = <&pwrc PWRC_T7_EMMC_ID>;

	vmmc-supply = <&vddio_3v3>;
	vqmmc-supply = <&vddio_1v8>;
};

&uart_a {
	status = "okay";
	clocks = <&xtal>, <&clkc_periphs CLKID_SYS_UART_A>, <&xtal>;
	clock-names = "xtal", "pclk", "baud";
};