arch/arm/dts/zynqmp-zc1751-xm016-dc2.dts

// SPDX-License-Identifier: GPL-2.0+
/*
 * dts file for Xilinx ZynqMP zc1751-xm016-dc2
 *
 * (C) Copyright 2015 - 2022, Xilinx, Inc.
 * (C) Copyright 2022 - 2023, Advanced Micro Devices, Inc.
 *
 * Michal Simek <michal.simek@amd.com>
 */

/dts-v1/;

#include "zynqmp.dtsi"
#include "zynqmp-clk-ccf.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/pinctrl/pinctrl-zynqmp.h>

/ {
	model = "ZynqMP zc1751-xm016-dc2 RevA";
	compatible = "xlnx,zynqmp-zc1751", "xlnx,zynqmp";

	aliases {
		ethernet0 = &gem2;
		i2c0 = &i2c0;
		rtc0 = &rtc;
		serial0 = &uart0;
		serial1 = &uart1;
		spi0 = &spi0;
		spi1 = &spi1;
		usb0 = &usb1;
	};

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

	memory@0 {
		device_type = "memory";
		reg = <0x0 0x0 0x0 0x80000000>, <0x8 0x00000000 0x0 0x80000000>;
	};
};

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

&can1 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_can1_default>;
};

&fpd_dma_chan1 {
	status = "okay";
};

&fpd_dma_chan2 {
	status = "okay";
};

&fpd_dma_chan3 {
	status = "okay";
};

&fpd_dma_chan4 {
	status = "okay";
};

&fpd_dma_chan5 {
	status = "okay";
};

&fpd_dma_chan6 {
	status = "okay";
};

&fpd_dma_chan7 {
	status = "okay";
};

&fpd_dma_chan8 {
	status = "okay";
};

&gem2 {
	status = "okay";
	phy-handle = <&phy0>;
	phy-mode = "rgmii-id";
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_gem2_default>;
	mdio: mdio {
		#address-cells = <1>;
		#size-cells = <0>;
		phy0: ethernet-phy@5 {
			reg = <5>;
			ti,rx-internal-delay = <0x8>;
			ti,tx-internal-delay = <0xa>;
			ti,fifo-depth = <0x1>;
			ti,dp83867-rxctrl-strap-quirk;
		};
	};
};

&gpio {
	status = "okay";
};

&i2c0 {
	status = "okay";
	clock-frequency = <400000>;
	pinctrl-names = "default", "gpio";
	pinctrl-0 = <&pinctrl_i2c0_default>;
	pinctrl-1 = <&pinctrl_i2c0_gpio>;
	scl-gpios = <&gpio 6 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
	sda-gpios = <&gpio 7 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;

	tca6416_u26: gpio@20 {
		compatible = "ti,tca6416";
		reg = <0x20>;
		gpio-controller;
		#gpio-cells = <2>;
		/* IRQ not connected */
	};

	rtc@68 {
		compatible = "dallas,ds1339";
		reg = <0x68>;
	};
};

&nand0 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_nand0_default>;
	arasan,has-mdma;

	nand@0 {
		reg = <0x0>;
		#address-cells = <0x2>;
		#size-cells = <0x1>;
		nand-ecc-mode = "hw";
		nand-rb = <0>;
		label = "main-storage-0";
		nand-ecc-step-size = <1024>;
		nand-ecc-strength = <24>;
		nand-on-flash-bbt;

		partition@0 {	/* for testing purpose */
			label = "nand-fsbl-uboot";
			reg = <0x0 0x0 0x400000>;
		};
		partition@1 {	/* for testing purpose */
			label = "nand-linux";
			reg = <0x0 0x400000 0x1400000>;
		};
		partition@2 {	/* for testing purpose */
			label = "nand-device-tree";
			reg = <0x0 0x1800000 0x400000>;
		};
		partition@3 {	/* for testing purpose */
			label = "nand-rootfs";
			reg = <0x0 0x1c00000 0x1400000>;
		};
		partition@4 {	/* for testing purpose */
			label = "nand-bitstream";
			reg = <0x0 0x3000000 0x400000>;
		};
		partition@5 {	/* for testing purpose */
			label = "nand-misc";
			reg = <0x0 0x3400000 0xfcc00000>;
		};
	};
	nand@1 {
		reg = <0x1>;
		#address-cells = <0x2>;
		#size-cells = <0x1>;
		nand-ecc-mode = "hw";
		nand-rb = <0>;
		label = "main-storage-1";
		nand-ecc-step-size = <1024>;
		nand-ecc-strength = <24>;
		nand-on-flash-bbt;

		partition@0 {	/* for testing purpose */
			label = "nand1-fsbl-uboot";
			reg = <0x0 0x0 0x400000>;
		};
		partition@1 {	/* for testing purpose */
			label = "nand1-linux";
			reg = <0x0 0x400000 0x1400000>;
		};
		partition@2 {	/* for testing purpose */
			label = "nand1-device-tree";
			reg = <0x0 0x1800000 0x400000>;
		};
		partition@3 {	/* for testing purpose */
			label = "nand1-rootfs";
			reg = <0x0 0x1c00000 0x1400000>;
		};
		partition@4 {	/* for testing purpose */
			label = "nand1-bitstream";
			reg = <0x0 0x3000000 0x400000>;
		};
		partition@5 {	/* for testing purpose */
			label = "nand1-misc";
			reg = <0x0 0x3400000 0xfcc00000>;
		};
	};
};

&pinctrl0 {
	status = "okay";
	pinctrl_can0_default: can0-default {
		mux {
			function = "can0";
			groups = "can0_9_grp";
		};

		conf {
			groups = "can0_9_grp";
			slew-rate = <SLEW_RATE_SLOW>;
			power-source = <IO_STANDARD_LVCMOS18>;
		};

		conf-rx {
			pins = "MIO38";
			bias-high-impedance;
		};

		conf-tx {
			pins = "MIO39";
			bias-disable;
		};
	};

	pinctrl_can1_default: can1-default {
		mux {
			function = "can1";
			groups = "can1_8_grp";
		};

		conf {
			groups = "can1_8_grp";
			slew-rate = <SLEW_RATE_SLOW>;
			power-source = <IO_STANDARD_LVCMOS18>;
		};

		conf-rx {
			pins = "MIO33";
			bias-high-impedance;
		};

		conf-tx {
			pins = "MIO32";
			bias-disable;
		};
	};

	pinctrl_i2c0_default: i2c0-default {
		mux {
			groups = "i2c0_1_grp";
			function = "i2c0";
		};

		conf {
			groups = "i2c0_1_grp";
			bias-pull-up;
			slew-rate = <SLEW_RATE_SLOW>;
			power-source = <IO_STANDARD_LVCMOS18>;
		};
	};

	pinctrl_i2c0_gpio: i2c0-gpio-grp {
		mux {
			groups = "gpio0_6_grp", "gpio0_7_grp";
			function = "gpio0";
		};

		conf {
			groups = "gpio0_6_grp", "gpio0_7_grp";
			slew-rate = <SLEW_RATE_SLOW>;
			power-source = <IO_STANDARD_LVCMOS18>;
		};
	};

	pinctrl_uart0_default: uart0-default {
		mux {
			groups = "uart0_10_grp";
			function = "uart0";
		};

		conf {
			groups = "uart0_10_grp";
			slew-rate = <SLEW_RATE_SLOW>;
			power-source = <IO_STANDARD_LVCMOS18>;
		};

		conf-rx {
			pins = "MIO42";
			bias-high-impedance;
		};

		conf-tx {
			pins = "MIO43";
			bias-disable;
		};
	};

	pinctrl_uart1_default: uart1-default {
		mux {
			groups = "uart1_10_grp";
			function = "uart1";
		};

		conf {
			groups = "uart1_10_grp";
			slew-rate = <SLEW_RATE_SLOW>;
			power-source = <IO_STANDARD_LVCMOS18>;
		};

		conf-rx {
			pins = "MIO41";
			bias-high-impedance;
		};

		conf-tx {
			pins = "MIO40";
			bias-disable;
		};
	};

	pinctrl_usb1_default: usb1-default {
		mux {
			groups = "usb1_0_grp";
			function = "usb1";
		};

		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;
			drive-strength = <4>;
			slew-rate = <SLEW_RATE_SLOW>;
		};
	};

	pinctrl_gem2_default: gem2-default {
		mux {
			function = "ethernet2";
			groups = "ethernet2_0_grp";
		};

		conf {
			groups = "ethernet2_0_grp";
			slew-rate = <SLEW_RATE_SLOW>;
			power-source = <IO_STANDARD_LVCMOS18>;
		};

		conf-rx {
			pins = "MIO58", "MIO59", "MIO60", "MIO61", "MIO62",
									"MIO63";
			bias-high-impedance;
			low-power-disable;
		};

		conf-tx {
			pins = "MIO52", "MIO53", "MIO54", "MIO55", "MIO56",
									"MIO57";
			bias-disable;
			low-power-enable;
		};

		mux-mdio {
			function = "mdio2";
			groups = "mdio2_0_grp";
		};

		conf-mdio {
			groups = "mdio2_0_grp";
			slew-rate = <SLEW_RATE_SLOW>;
			power-source = <IO_STANDARD_LVCMOS18>;
			bias-disable;
		};
	};

	pinctrl_nand0_default: nand0-default {
		mux {
			groups = "nand0_0_grp";
			function = "nand0";
		};

		conf {
			groups = "nand0_0_grp";
			bias-pull-up;
		};

		mux-ce {
			groups = "nand0_ce_0_grp";
			function = "nand0_ce";
		};

		conf-ce {
			groups = "nand0_ce_0_grp";
			bias-pull-up;
		};

		mux-rb {
			groups = "nand0_rb_0_grp";
			function = "nand0_rb";
		};

		conf-rb {
			groups = "nand0_rb_0_grp";
			bias-pull-up;
		};

		mux-dqs {
			groups = "nand0_dqs_0_grp";
			function = "nand0_dqs";
		};

		conf-dqs {
			groups = "nand0_dqs_0_grp";
			bias-pull-up;
		};
	};

	pinctrl_spi0_default: spi0-default {
		mux {
			groups = "spi0_0_grp";
			function = "spi0";
		};

		conf {
			groups = "spi0_0_grp";
			bias-disable;
			slew-rate = <SLEW_RATE_SLOW>;
			power-source = <IO_STANDARD_LVCMOS18>;
		};

		mux-cs {
			groups = "spi0_ss_0_grp", "spi0_ss_1_grp",
							"spi0_ss_2_grp";
			function = "spi0_ss";
		};

		conf-cs {
			groups = "spi0_ss_0_grp", "spi0_ss_1_grp",
							"spi0_ss_2_grp";
			bias-disable;
		};
	};

	pinctrl_spi1_default: spi1-default {
		mux {
			groups = "spi1_3_grp";
			function = "spi1";
		};

		conf {
			groups = "spi1_3_grp";
			bias-disable;
			slew-rate = <SLEW_RATE_SLOW>;
			power-source = <IO_STANDARD_LVCMOS18>;
		};

		mux-cs {
			groups = "spi1_ss_9_grp", "spi1_ss_10_grp",
							"spi1_ss_11_grp";
			function = "spi1_ss";
		};

		conf-cs {
			groups = "spi1_ss_9_grp", "spi1_ss_10_grp",
							"spi1_ss_11_grp";
			bias-disable;
		};
	};
};

&rtc {
	status = "okay";
};

&spi0 {
	status = "okay";
	num-cs = <1>;
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_spi0_default>;

	spi0_flash0: flash@0 {
		#address-cells = <1>;
		#size-cells = <1>;
		compatible = "sst,sst25wf080", "jedec,spi-nor";
		spi-max-frequency = <50000000>;
		reg = <0>;

		partition@0 {
			label = "spi0-data";
			reg = <0x0 0x100000>;
		};
	};
};

&spi1 {
	status = "okay";
	num-cs = <1>;
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_spi1_default>;

	spi1_flash0: flash@0 {
		#address-cells = <1>;
		#size-cells = <1>;
		compatible = "atmel,at45db041e", "atmel,at45", "atmel,dataflash";
		spi-max-frequency = <20000000>;
		reg = <0>;

		partition@0 {
			label = "spi1-data";
			reg = <0x0 0x84000>;
		};
	};
};

/* ULPI SMSC USB3320 */
&usb1 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_usb1_default>;
};

&dwc3_1 {
	status = "okay";
	dr_mode = "host";
};

&uart0 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_uart0_default>;
};

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