// SPDX-License-Identifier: GPL-2.0 OR MIT
/*
 * Copyright (C) 2024 E Shattow <e@freeshell.de>
 */

/dts-v1/;
#include <dt-bindings/pinctrl/starfive,jh7110-pinctrl.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include "jh7110-common.dtsi"

/ {
	model = "Milk-V Mars CM Lite";
	compatible = "milkv,marscm-lite", "starfive,jh7110";
	/delete-property/ sound;

	aliases {
		i2c1 = &i2c1;
		i2c3 = &i2c3;
		i2c4 = &i2c4;
		serial3 = &uart3;
	};

	wifi_pwrseq: wifi-pwrseq {
		compatible = "mmc-pwrseq-simple";
		reset-gpios = <&sysgpio 33 GPIO_ACTIVE_LOW>; /* GPIO_ACTIVE_HIGH fails to initialize mmc1 */
	};
};

&gmac0 {
	starfive,tx-use-rgmii-clk;
	assigned-clocks = <&aoncrg JH7110_AONCLK_GMAC0_TX>;
	assigned-clock-parents = <&aoncrg JH7110_AONCLK_GMAC0_RMII_RTX>;
	status = "okay";
};

&i2c0 {
	status = "okay";
};

&i2c2 {
	status = "disabled";
};

&i2c2_pins {
	/delete-property/ pinmux; /* AP6256: UART_CTS_N<<UART1_RTSn_GPIO2 UART_RTS_N>>UART1_CTSn_GPIO3 */
};

&emmc_vdd {
	regulator-min-microvolt = <3300000>;
};

&i2c6 {
	status = "disabled";
};

&i2c6_pins {
	/delete-property/ pinmux; /* AP6256: UART_RXD<<UART_TX_GPIO16 UART_TXD>>UART_RX_GPIO17 */
};

&mmc0 {
	bus-width = <4>;
	/delete-property/ cap-mmc-highspeed;
	cap-sd-highspeed;
	broken-cd;
	no-sdio;
	no-mmc;
	card-detect-delay = <300>;
	status = "okay";
};

&mmc0_pins {
	mmc-pins {
		slew-rate = <1>;
	};

	pwren-pins {
		pinmux = <GPIOMUX(22, GPOUT_HIGH,
				      GPOEN_ENABLE,
				      GPI_NONE)>;
		slew-rate = <1>;
	};

	rst-pins {
		slew-rate = <1>;
	};
};

/* SDIO AP6256 BT+WiFi */
&mmc1 {
	#address-cells = <1>;
	#size-cells = <0>;

	/delete-property/ no-sdio;
	/delete-property/ no-mmc;
	/delete-property/ cd-gpios;
	/delete-property/ disable-wp;
	/delete-property/ post-power-on-delay-ms;

	cap-sdio-irq;
	cap-power-off-card;
	max-frequency = <50000000>;
	assigned-clock-rates = <50000000>;
	mmc-pwrseq = <&wifi_pwrseq>;
	non-removable; /* required for SDIO; mutually exclusive to cd-gpios */
	keep-power-in-suspend;
/*
	vmmc-supply = <&vcc_3v3>;
	vqmmc-supply = <&vcc_3v3>;
*/
	status = "okay";

	wifi@1 {
		compatible = "brcm,bcm43456-fmac", "brcm,bcm4329-fmac";
		reg = <1>;

/* test: */
		interrupt-parent = <&sysgpio>;
		interrupts = <34 IRQ_TYPE_LEVEL_HIGH>;
		interrupt-names = "host-wake";
		pinctrl-names = "default";
		pinctrl-0 = <&wifi_wake_host>;
/*		brcm,drive-strength = <12>;*/
	};
};

&pcie0 {
	status = "okay";
};

&phy0 {
	rx-internal-delay-ps = <1500>;
	tx-internal-delay-ps = <1500>;
	motorcomm,tx-clk-adj-enabled;
	motorcomm,tx-clk-10-inverted;
	motorcomm,tx-clk-100-inverted;
	motorcomm,tx-clk-1000-inverted;
	motorcomm,rx-clk-drv-microamp = <3970>;
	motorcomm,rx-data-drv-microamp = <2910>;
};

&pwm {
	status = "okay";
};

&pwmdac {
	/delete-property/ pinctrl-names;
	/delete-property/ pinctrl-0;
	status = "disabled";
};

&pwmdac_pins {
	/delete-property/ pinmux; /* AP6256: WL_REG_ON>>WIFI_REG_ON_H_GPIO33 WL_HOST_WAKE>>WIFI_WAKE_HOST_H_GPIO34 */
};

&pwmdac_codec {
	status = "disabled";
};

&spi0 {
	status = "okay";
};

&sysgpio {
	uart1_pins: uart1-0 {
		tx-pins {
			pinmux = <GPIOMUX(16, GPOUT_SYS_UART1_TX,
					      GPOEN_ENABLE,
					      GPI_NONE)>;
			bias-disable;
			drive-strength = <12>;
			input-disable;
			input-schmitt-disable;
		};

		rx-pins {
			pinmux = <GPIOMUX(17, GPOUT_LOW,
					      GPOEN_DISABLE,
					      GPI_SYS_UART1_RX)>;
			bias-pull-up;
			input-enable;
			input-schmitt-enable;
		};

		cts-pins {
			pinmux = <GPIOMUX(3, GPOUT_LOW,
					     GPOEN_DISABLE,
					     GPI_SYS_UART1_CTS)>;
			bias-disable;
			input-enable;
			input-schmitt-enable;
		};

		rts-pins {
			pinmux = <GPIOMUX(2, GPOUT_SYS_UART1_RTS,
					     GPOEN_ENABLE,
					     GPI_NONE)>;
			bias-disable;
			input-disable;
			input-schmitt-disable;
		};
	};

	usb0_pins: usb0-0 {
		vbus-pins {
			pinmux = <GPIOMUX(25, GPOUT_SYS_USB_DRIVE_VBUS,
					      GPOEN_ENABLE,
					      GPI_NONE)>;
			bias-disable;
			input-disable;
			input-schmitt-disable;
			slew-rate = <0>;
		};
	};
	wifi_wake_host: wifi-wake-host {
		wake-pins {
			pinmux = <GPIOMUX(34, GPOUT_LOW,
					      GPOEN_DISABLE,
					      GPI_NONE)>;
			bias-pull-up;
			drive-strength = <2>;
			input-enable;
			input-schmitt-disable;
			slew-rate = <0>;
		};
	};
};

&uart1 {
	uart-has-rtscts;
	pinctrl-names = "default";
	pinctrl-0 = <&uart1_pins>;
	status = "okay";

/*
	bluetooth {
		compatible = "brcm,bcm4345c5";
		clocks = <&aoncrg JH7110_AONCLK_RTC_32K>;
		clock-names = "lpo";
		interrupt-parent = <&sysgpio>;
		interrupts = <30 GPIO_ACTIVE_HIGH>;
		interrupt-names = "host-wakeup";
		device-wakeup-gpios = <&sysgpio 31 GPIO_ACTIVE_HIGH>;
		shutdown-gpios = <&sysgpio 18 GPIO_ACTIVE_HIGH>;
		max-speed = <1500000>;
		pinctrl-names = "default";
		pinctrl-0 = <&bt_reg_on &bt_wake_host &host_wake_bt>;
		vbat-supply = <&vcc_3v3>;
		vddio-supply = <&emmc_vdd>;
	};
*/
};

&usb0 {
	dr_mode = "host";
	pinctrl-names = "default";
	pinctrl-0 = <&usb0_pins>;
	status = "okay";
};