linux-zen-desktop/arch/arm64/boot/dts/xilinx/zynqmp-zc1751-xm015-dc1.dts

// SPDX-License-Identifier: GPL-2.0+
/*
 * dts file for Xilinx ZynqMP zc1751-xm015-dc1
 *
 * (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/phy/phy.h>
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/pinctrl/pinctrl-zynqmp.h>

/ {
	model = "ZynqMP zc1751-xm015-dc1 RevA";
	compatible = "xlnx,zynqmp-zc1751", "xlnx,zynqmp";

	aliases {
		ethernet0 = &gem3;
		i2c0 = &i2c1;
		mmc0 = &sdhci0;
		mmc1 = &sdhci1;
		rtc0 = &rtc;
		serial0 = &uart0;
		spi0 = &qspi;
		usb0 = &usb0;
	};

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

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

	clock_si5338_0: clk27 {	/* u55 SI5338-GM */
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <27000000>;
	};

	clock_si5338_2: clk26 {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <26000000>;
	};

	clock_si5338_3: clk150 {
		compatible = "fixed-clock";
		#clock-cells = <0>;
		clock-frequency = <150000000>;
	};
};

&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";
};

&gem3 {
	status = "okay";
	phy-handle = <&phy0>;
	phy-mode = "rgmii-id";
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_gem3_default>;
	phy0: ethernet-phy@0 {
		reg = <0>;
	};
};

&gpio {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_gpio_default>;
};

&gpu {
	status = "okay";
};

&i2c1 {
	status = "okay";
	clock-frequency = <400000>;
	pinctrl-names = "default", "gpio";
	pinctrl-0 = <&pinctrl_i2c1_default>;
	pinctrl-1 = <&pinctrl_i2c1_gpio>;
	scl-gpios = <&gpio 36 GPIO_ACTIVE_HIGH>;
	sda-gpios = <&gpio 37 GPIO_ACTIVE_HIGH>;

	eeprom: eeprom@55 {
		compatible = "atmel,24c64"; /* 24AA64 */
		reg = <0x55>;
	};
};

&pinctrl0 {
	status = "okay";
	pinctrl_i2c1_default: i2c1-default {
		mux {
			groups = "i2c1_9_grp";
			function = "i2c1";
		};

		conf {
			groups = "i2c1_9_grp";
			bias-pull-up;
			slew-rate = <SLEW_RATE_SLOW>;
			power-source = <IO_STANDARD_LVCMOS18>;
		};
	};

	pinctrl_i2c1_gpio: i2c1-gpio {
		mux {
			groups = "gpio0_36_grp", "gpio0_37_grp";
			function = "gpio0";
		};

		conf {
			groups = "gpio0_36_grp", "gpio0_37_grp";
			slew-rate = <SLEW_RATE_SLOW>;
			power-source = <IO_STANDARD_LVCMOS18>;
		};
	};

	pinctrl_uart0_default: uart0-default {
		mux {
			groups = "uart0_8_grp";
			function = "uart0";
		};

		conf {
			groups = "uart0_8_grp";
			slew-rate = <SLEW_RATE_SLOW>;
			power-source = <IO_STANDARD_LVCMOS18>;
		};

		conf-rx {
			pins = "MIO34";
			bias-high-impedance;
		};

		conf-tx {
			pins = "MIO35";
			bias-disable;
		};
	};

	pinctrl_usb0_default: usb0-default {
		mux {
			groups = "usb0_0_grp";
			function = "usb0";
		};

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

	pinctrl_gem3_default: gem3-default {
		mux {
			function = "ethernet3";
			groups = "ethernet3_0_grp";
		};

		conf {
			groups = "ethernet3_0_grp";
			slew-rate = <SLEW_RATE_SLOW>;
			power-source = <IO_STANDARD_LVCMOS18>;
		};

		conf-rx {
			pins = "MIO70", "MIO71", "MIO72", "MIO73", "MIO74",
									"MIO75";
			bias-high-impedance;
			low-power-disable;
		};

		conf-tx {
			pins = "MIO64", "MIO65", "MIO66", "MIO67", "MIO68",
									"MIO69";
			bias-disable;
			low-power-enable;
		};

		mux-mdio {
			function = "mdio3";
			groups = "mdio3_0_grp";
		};

		conf-mdio {
			groups = "mdio3_0_grp";
			slew-rate = <SLEW_RATE_SLOW>;
			power-source = <IO_STANDARD_LVCMOS18>;
			bias-disable;
		};
	};

	pinctrl_sdhci0_default: sdhci0-default {
		mux {
			groups = "sdio0_0_grp";
			function = "sdio0";
		};

		conf {
			groups = "sdio0_0_grp";
			slew-rate = <SLEW_RATE_SLOW>;
			power-source = <IO_STANDARD_LVCMOS18>;
			bias-disable;
		};

		mux-cd {
			groups = "sdio0_cd_0_grp";
			function = "sdio0_cd";
		};

		conf-cd {
			groups = "sdio0_cd_0_grp";
			bias-high-impedance;
			bias-pull-up;
			slew-rate = <SLEW_RATE_SLOW>;
			power-source = <IO_STANDARD_LVCMOS18>;
		};

		mux-wp {
			groups = "sdio0_wp_0_grp";
			function = "sdio0_wp";
		};

		conf-wp {
			groups = "sdio0_wp_0_grp";
			bias-high-impedance;
			bias-pull-up;
			slew-rate = <SLEW_RATE_SLOW>;
			power-source = <IO_STANDARD_LVCMOS18>;
		};
	};

	pinctrl_sdhci1_default: sdhci1-default {
		mux {
			groups = "sdio1_0_grp";
			function = "sdio1";
		};

		conf {
			groups = "sdio1_0_grp";
			slew-rate = <SLEW_RATE_SLOW>;
			power-source = <IO_STANDARD_LVCMOS18>;
			bias-disable;
		};

		mux-cd {
			groups = "sdio1_cd_0_grp";
			function = "sdio1_cd";
		};

		conf-cd {
			groups = "sdio1_cd_0_grp";
			bias-high-impedance;
			bias-pull-up;
			slew-rate = <SLEW_RATE_SLOW>;
			power-source = <IO_STANDARD_LVCMOS18>;
		};

		mux-wp {
			groups = "sdio1_wp_0_grp";
			function = "sdio1_wp";
		};

		conf-wp {
			groups = "sdio1_wp_0_grp";
			bias-high-impedance;
			bias-pull-up;
			slew-rate = <SLEW_RATE_SLOW>;
			power-source = <IO_STANDARD_LVCMOS18>;
		};
	};

	pinctrl_gpio_default: gpio-default {
		mux {
			function = "gpio0";
			groups = "gpio0_38_grp";
		};

		conf {
			groups = "gpio0_38_grp";
			bias-disable;
			slew-rate = <SLEW_RATE_SLOW>;
			power-source = <IO_STANDARD_LVCMOS18>;
		};
	};
};

&psgtr {
	status = "okay";
	/* dp, usb3, sata */
	clocks = <&clock_si5338_0>, <&clock_si5338_2>, <&clock_si5338_3>;
	clock-names = "ref1", "ref2", "ref3";
};

&qspi {
	status = "okay";
	flash@0 {
		compatible = "m25p80", "jedec,spi-nor"; /* Micron MT25QU512ABB8ESF */
		#address-cells = <1>;
		#size-cells = <1>;
		reg = <0x0>;
		spi-tx-bus-width = <4>;
		spi-rx-bus-width = <4>;
		spi-max-frequency = <108000000>; /* Based on DC1 spec */
	};
};

&rtc {
	status = "okay";
};

&sata {
	status = "okay";
	/* SATA phy OOB timing settings */
	ceva,p0-cominit-params = /bits/ 8 <0x1B 0x4D 0x18 0x28>;
	ceva,p0-comwake-params = /bits/ 8 <0x06 0x19 0x08 0x0E>;
	ceva,p0-burst-params = /bits/ 8 <0x13 0x08 0x4A 0x06>;
	ceva,p0-retry-params = /bits/ 16 <0x96A4 0x3FFC>;
	ceva,p1-cominit-params = /bits/ 8 <0x1B 0x4D 0x18 0x28>;
	ceva,p1-comwake-params = /bits/ 8 <0x06 0x19 0x08 0x0E>;
	ceva,p1-burst-params = /bits/ 8 <0x13 0x08 0x4A 0x06>;
	ceva,p1-retry-params = /bits/ 16 <0x96A4 0x3FFC>;
	phy-names = "sata-phy";
	phys = <&psgtr 3 PHY_TYPE_SATA 1 3>;
};

/* eMMC */
&sdhci0 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_sdhci0_default>;
	bus-width = <8>;
	xlnx,mio-bank = <0>;
};

/* SD1 with level shifter */
&sdhci1 {
	status = "okay";
	/*
	 * This property should be removed for supporting UHS mode
	 */
	no-1-8-v;
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_sdhci1_default>;
	xlnx,mio-bank = <1>;
};

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

/* ULPI SMSC USB3320 */
&usb0 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_usb0_default>;
	phy-names = "usb3-phy";
	phys = <&psgtr 2 PHY_TYPE_USB3 0 2>;
};

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

&zynqmp_dpdma {
	status = "okay";
};

&zynqmp_dpsub {
	status = "okay";
	phy-names = "dp-phy0", "dp-phy1";
	phys = <&psgtr 1 PHY_TYPE_DP 0 0>,
	       <&psgtr 0 PHY_TYPE_DP 1 1>;
};