arch/arm/dts/zynqmp-sck-kd-g-revA.dtso

// SPDX-License-Identifier: GPL-2.0
/*
 * dts file for KD240 revA Carrier Card
 *
 * Copyright (C) 2021 - 2022, Xilinx, Inc.
 * Copyright (C) 2022 - 2023, Advanced Micro Devices, Inc.
 *
 * Michal Simek <michal.simek@amd.com>
 */

#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/phy/phy.h>
#include <dt-bindings/pinctrl/pinctrl-zynqmp.h>

/dts-v1/;
/plugin/;

&{/} {
	compatible = "xlnx,zynqmp-sk-kd240-rev1",
		     "xlnx,zynqmp-sk-kd240-revB",
		     "xlnx,zynqmp-sk-kd240-revA",
		     "xlnx,zynqmp-sk-kd240", "xlnx,zynqmp";
	model = "ZynqMP KD240 revA/B/1";

	ina260-u3 {
		compatible = "iio-hwmon";
		io-channels = <&u3 0>, <&u3 1>, <&u3 2>;
	};

	clk_26: clock2 { /* u17 - USB */
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <26000000>;
	};

	clk_25_0: clock4 { /* u92/u91 - GEM2 */
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <25000000>;
	};

	clk_25_1: clock5 { /* u92/u91 - GEM3 */
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <25000000>;
	};
};

&can0 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_can0_default>;
};

&i2c1 { /* I2C_SCK C26/C27 - MIO from SOM */
	#address-cells = <1>;
	#size-cells = <0>;
	pinctrl-names = "default", "gpio";
	pinctrl-0 = <&pinctrl_i2c1_default>;
	pinctrl-1 = <&pinctrl_i2c1_gpio>;
	scl-gpios = <&gpio 24 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
	sda-gpios = <&gpio 25 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;

	u3: ina260@40 { /* u3 */
		compatible = "ti,ina260";
		#io-channel-cells = <1>;
		label = "ina260-u14";
		reg = <0x40>;
	};

	slg7xl45106: gpio@11 { /* u13 - reset logic */
		compatible = "dlg,slg7xl45106";
		reg = <0x11>;
		label = "resetchip";
		gpio-controller;
		#gpio-cells = <2>;
		gpio-line-names = "USB0_PHY_RESET_B", "",
				  "SD_RESET_B", "USB0_HUB_RESET_B",
				  "", "PS_GEM0_RESET_B",
				  "", "";
	};

	/* usb5744@2d */
};

/* USB 3.0 */
&psgtr {
	status = "okay";
	/* usb */
	clocks = <&clk_26>;
	clock-names = "ref2";
};

&usb0 { /* mio52 - mio63 */
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_usb0_default>;
	phy-names = "usb3-phy";
	phys = <&psgtr 2 PHY_TYPE_USB3 0 2>;
	reset-gpios = <&slg7xl45106 0 GPIO_ACTIVE_LOW>;
	assigned-clock-rates = <250000000>, <20000000>;
#if 0
	usbhub0: usb-hub { /* u36 */
		i2c-bus = <&i2c1>;
		compatible = "microchip,usb5744";
		reset-gpios = <&slg7xl45106 3 GPIO_ACTIVE_LOW>;
	};

	usb2244: usb-sd { /* u41 */
		compatible = "microchip,usb2244";
		reset-gpios = <&slg7xl45106 2 GPIO_ACTIVE_LOW>;
	};
#endif
};

&dwc3_0 {
	status = "okay";
	dr_mode = "host";
	snps,usb3_lpm_capable;
	maximum-speed = "super-speed";
};

&gem1 { /* mdio mio50/51 */
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_gem1_default>;
	assigned-clock-rates = <250000000>;

	phy-handle = <&phy0>;
	phy-mode = "rgmii-id";
	mdio: mdio {
		#address-cells = <1>;
		#size-cells = <0>;
		phy0: ethernet-phy@8 { /* Adin u31 */
			#phy-cells = <1>;
			compatible = "ethernet-phy-id0283.bc30";
			reg = <8>;
			adi,rx-internal-delay-ps = <2000>;
			adi,tx-internal-delay-ps = <2000>;
			adi,fifo-depth-bits = <8>;
			reset-assert-us = <10>;
			reset-deassert-us = <5000>;
			reset-gpios = <&gpio 77 GPIO_ACTIVE_LOW>;
		};
	};
};

/* 2 more ethernet phys u32@2 and u34@3 */

&pinctrl0 { /* required by spec */
	status = "okay";

	pinctrl_can0_default: can0-default {
		mux {
			function = "can0";
			groups = "can0_16_grp";
		};

		conf {
			groups = "can0_16_grp";
			slew-rate = <SLEW_RATE_SLOW>;
			power-source = <IO_STANDARD_LVCMOS18>;
		};

		conf-rx {
			pins = "MIO66";
			bias-pull-up;
		};

		conf-tx {
			pins = "MIO67";
			bias-pull-up;
			drive-strength = <4>;
		};
	};

	pinctrl_uart0_default: uart0-default {
		conf {
			groups = "uart0_17_grp";
			slew-rate = <SLEW_RATE_SLOW>;
			power-source = <IO_STANDARD_LVCMOS18>;
			drive-strength = <12>;
		};

		conf-rx {
			pins = "MIO70";
			bias-high-impedance;
		};

		conf-tx {
			pins = "MIO71";
			bias-disable;
		};

		mux {
			groups = "uart0_17_grp";
			function = "uart0";
		};
	};

	pinctrl_uart1_default: uart1-default {
		conf {
			groups = "uart1_9_grp";
			slew-rate = <SLEW_RATE_SLOW>;
			power-source = <IO_STANDARD_LVCMOS18>;
			drive-strength = <12>;
		};

		conf-rx {
			pins = "MIO37";
			bias-high-impedance;
		};

		conf-tx {
			pins = "MIO36";
			bias-disable;
			output-enable;
		};

		mux {
			groups = "uart1_9_grp";
			function = "uart1";
		};
	};

	pinctrl_i2c1_default: i2c1-default {
		conf {
			groups = "i2c1_6_grp";
			bias-pull-up;
			slew-rate = <SLEW_RATE_SLOW>;
			power-source = <IO_STANDARD_LVCMOS18>;
		};

		mux {
			groups = "i2c1_6_grp";
			function = "i2c1";
		};
	};

	pinctrl_i2c1_gpio: i2c1-gpio-grp {
		conf {
			groups = "gpio0_24_grp", "gpio0_25_grp";
			slew-rate = <SLEW_RATE_SLOW>;
			power-source = <IO_STANDARD_LVCMOS18>;
		};

		mux {
			groups = "gpio0_24_grp", "gpio0_25_grp";
			function = "gpio0";
		};
	};

	pinctrl_gem1_default: gem1-default {
		conf {
			groups = "ethernet1_0_grp";
			slew-rate = <SLEW_RATE_SLOW>;
			power-source = <IO_STANDARD_LVCMOS18>;
		};

		conf-rx {
			pins = "MIO45", "MIO46", "MIO47", "MIO48";
			bias-disable;
			low-power-disable;
		};

		conf-bootstrap {
			pins = "MIO44", "MIO49";
			bias-disable;
			output-enable;
			low-power-disable;
		};

		conf-tx {
			pins = "MIO38", "MIO39", "MIO40",
				"MIO41", "MIO42", "MIO43";
			bias-disable;
			output-enable;
			low-power-enable;
		};

		conf-mdio {
			groups = "mdio1_0_grp";
			slew-rate = <SLEW_RATE_SLOW>;
			power-source = <IO_STANDARD_LVCMOS18>;
			bias-disable;
			output-enable;
		};

		mux-mdio {
			function = "mdio1";
			groups = "mdio1_0_grp";
		};

		mux {
			function = "ethernet1";
			groups = "ethernet1_0_grp";
		};
	};

	pinctrl_usb0_default: usb0-default {
		conf {
			groups = "usb0_0_grp";
			power-source = <IO_STANDARD_LVCMOS18>;
		};

		conf-rx {
			pins = "MIO52", "MIO53", "MIO55";
			bias-high-impedance;
			drive-strength = <12>;
			slew-rate = <SLEW_RATE_FAST>;
		};

		conf-tx {
			pins = "MIO54", "MIO56", "MIO57", "MIO58", "MIO59",
			"MIO60", "MIO61", "MIO62", "MIO63";
			bias-disable;
			output-enable;
			drive-strength = <4>;
			slew-rate = <SLEW_RATE_SLOW>;
		};

		mux {
			groups = "usb0_0_grp";
			function = "usb0";
		};
	};

	pinctrl_usb1_default: usb1-default {
		conf {
			groups = "usb1_0_grp";
			power-source = <IO_STANDARD_LVCMOS18>;
		};

		conf-rx {
			pins = "MIO64", "MIO65", "MIO67";
			bias-high-impedance;
			drive-strength = <12>;
			slew-rate = <SLEW_RATE_FAST>;
		};

		conf-tx {
			pins = "MIO66", "MIO68", "MIO69", "MIO70", "MIO71",
			"MIO72", "MIO73", "MIO74", "MIO75";
			bias-disable;
			output-enable;
			drive-strength = <4>;
			slew-rate = <SLEW_RATE_SLOW>;
		};

		mux {
			groups = "usb1_0_grp";
			function = "usb1";
		};
	};
};

&uart0 {
	status = "okay";
	rts-gpios = <&gpio 72 GPIO_ACTIVE_HIGH>;
	linux,rs485-enabled-at-boot-time;
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_uart0_default>;
	assigned-clock-rates = <100000000>;
};

&uart1 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_uart1_default>;
};

&zynqmp_dpsub {
	status = "disabled";
};