arch/arm/dts/zynqmp-m-a2197-01-revA.dts

// SPDX-License-Identifier: GPL-2.0
/*
 * dts file for Xilinx Versal a2197 RevA System Controller
 *
 * (C) Copyright 2019, Xilinx, Inc.
 *
 * Michal Simek <michal.simek@xilinx.com>
 */
/dts-v1/;

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

/ {
	model = "Versal System Controller on a2197 Memory Char board RevA";
	compatible = "xlnx,zynqmp-m-a2197-01-revA", "xlnx,zynqmp-a2197-revA",
		     "xlnx,zynqmp-a2197", "xlnx,zynqmp";

	aliases {
		ethernet0 = &gem0;
		gpio0 = &gpio;
		i2c0 = &i2c0;
		i2c1 = &i2c1;
		mmc0 = &sdhci0;
		mmc1 = &sdhci1;
		rtc0 = &rtc;
		serial0 = &uart0;
		serial1 = &uart1;
		serial2 = &dcc;
		usb0 = &usb0;
		usb1 = &usb1;
		spi0 = &qspi;
	};

	chosen {
		bootargs = "earlycon";
		stdout-path = "serial0:115200n8";
		xlnx,eeprom = <&eeprom>;
	};

	memory@0 {
		device_type = "memory";
		reg = <0x0 0x0 0x0 0x80000000>; /* FIXME don't know how big memory is there */
	};
};

&qspi {
	status = "okay";
	is-dual = <1>;
	flash@0 {
		compatible = "m25p80", "spi-flash"; /* 32MB */
		#address-cells = <1>;
		#size-cells = <1>;
		reg = <0x0>;
		spi-tx-bus-width = <1>;
		spi-rx-bus-width = <4>;
		spi-max-frequency = <108000000>;
	};
};

&sdhci0 { /* emmc MIO 13-23 - with some settings  16GB */
	status = "okay";
	non-removable;
	disable-wp;
	bus-width = <8>;
	xlnx,mio_bank = <0>; /* FIXME tap delay */
};

&uart0 { /* uart0 MIO38-39 */
	status = "okay";
	u-boot,dm-pre-reloc;
};

&uart1 { /* uart1 MIO40-41 */
	status = "okay";
	u-boot,dm-pre-reloc;
};

&sdhci1 { /* sd1 MIO45-51 cd in place */
	status = "disable";
	no-1-8-v;
	disable-wp;
	xlnx,mio_bank = <1>;
};

&gem0 {
	status = "okay";
	phy-handle = <&phy0>;
	phy-mode = "sgmii"; /* DTG generates this properly  1512 */
	phy-reset-gpios = <&gpio 142 GPIO_ACTIVE_LOW>;
	phy0: ethernet-phy@0 { /* marwell m88e1512 - SGMII */
		reg = <0>;
/*		xlnx,phy-type = <PHY_TYPE_SGMII>; */
	};
/*	phy-names = "...";
	phys = <&lane0 PHY_TYPE_SGMII ... >
	Note: lane0 sgmii/lane1 usb3 */
};

&gpio {
	status = "okay";
	gpio-line-names = "SCLK_OUT", "MISO_MO1", "MO2", "MO3", "MOSI_MIO0", /* 0 - 4 */
		  "N_SS_OUT", "", "SYS_CTRL0", "SYS_CTRL1", "SYS_CTRL2", /* 5 - 9 */
		  "SYS_CTRL3", "SYS_CTRL4", "SYS_CTRL5", "EMMC_DAT0", "EMMC_DAT1", /* 10 - 14 */
		  "EMMC_DAT2", "EMMC_DAT3", "EMMC_DAT4", "EMMC_DAT5", "EMMC_DAT6", /* 15 - 19 */
		  "EMMC_DAT7", "EMMC_CMD", "EMMC_CLK", "EMMC_RST_B", "", /* 20 - 24 */
		  "", "RXD0_IN", "TXD0_OUT", "TXD1_OUT", "RXD1_IN", /* 25 - 29 */
		  "", "", "", "", "LP_I2C0_PMC_SCL", /* 30 - 34 */
		  "LP_I2C0_PMC_SDA", "LP_I2C1_SCL", "LP_I2C1_SDA", "UART0_RXD_IN", "UART0_TXD_OUT", /* 35 - 39 */
		  "UART1_TXD_OUT", "UART1_RXD_IN", "ETH_RESET_B", "", "", /* 40 - 44 */
		  "SD1_CD_B", "SD1_DATA0", "SD1_DATA1", "SD1_DATA2", "SD1_DATA3", /* 45 - 49 */
		  "SD1_CMD", "SD1_CLK", "USB0_CLK", "USB0_DIR", "USB0_DATA2", /* 50 - 54 */
		  "USB0_NXT", "USB0_DATA0", "USB0_DATA1", "USB0_STP", "USB0_DATA3", /* 55 - 59 */
		  "USB0_DATA4", "USB0_DATA5", "USB0_DATA6", "USB0_DATA7", "USB1_CLK", /* 60 - 64 */
		  "USB1_DIR", "USB1_DATA2", "USB1_NXT", "USB1_DATA0", "USB1_DATA1", /* 65 - 69 */
		  "USB1_STP", "USB1_DATA3", "USB1_DATA4", "USB1_DATA5", "USB1_DATA6", /* 70 - 74 */
		  "USB1_DATA7", "ETH_MDC", "ETH_MDIO", /* 75 - 77, MIO end and EMIO start */
		  "", "", "", "", "", /* 78 - 79 */
		  "", "", "", "", "", /* 80 - 84 */
		  "", "", "", "", "", /* 85 -89 */
		  "", "", "", "", "", /* 90 - 94 */
		  "", "", "", "", "", /* 95 - 99 */
		  "", "", "", "", "", /* 100 - 104 */
		  "", "", "", "", "", /* 105 - 109 */
		  "", "", "", "", "", /* 110 - 114 */
		  "", "", "", "", "", /* 115 - 119 */
		  "", "", "", "", "", /* 120 - 124 */
		  "", "", "", "", "", /* 125 - 129 */
		  "", "", "", "", "", /* 130 - 134 */
		  "", "", "", "", "", /* 135 - 139 */
		  "", "", "", "", "", /* 140 - 144 */
		  "", "", "", "", "", /* 145 - 149 */
		  "", "", "", "", "", /* 150 - 154 */
		  "", "", "", "", "", /* 155 - 159 */
		  "", "", "", "", "", /* 160 - 164 */
		  "", "", "", "", "", /* 165 - 169 */
		  "", "", "", ""; /* 170 - 174 */
};

&i2c0 { /* MIO 34-35 - can't stay here */
	status = "okay";
	clock-frequency = <400000>;
	i2c-mux@74 { /* u46 */
		compatible = "nxp,pca9548";
		#address-cells = <1>;
		#size-cells = <0>;
		reg = <0x74>;
		/* FIXME reset connected to SYSCTRL_IIC_MUX0_RESET */
		i2c@0 { /* PMBUS  must be enabled via SW21 */
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <0>;
			reg_vcc1v2_lp4: tps544@15 { /* u97 */
				compatible = "ti,tps544b25";
				reg = <0x15>;
			};
			reg_vcc1v1_lp4: tps544@16 { /* u95 */
				compatible = "ti,tps544b25";
				reg = <0x16>;
			};
			reg_vdd1_1v8_lp4: tps544@17 { /* u99 */
				compatible = "ti,tps544b25";
				reg = <0x17>;
			};
			/* UTIL_PMBUS connection */
			reg_vcc1v8: tps544@13 { /* u92 */
				compatible = "ti,tps544b25";
				reg = <0x13>;
			};
			reg_vcc3v3: tps544@14 { /* u93 */
				compatible = "ti,tps544b25";
				reg = <0x14>;
			};
			reg_vcc5v0: tps544@1e { /* u94 */
				compatible = "ti,tps544b25";
				reg = <0x1e>;
			};
		};
		i2c@1 { /* PMBUS_INA226 */
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <1>;
			vcc_aux: ina226@42 { /* u86 */
				compatible = "ti,ina226";
				reg = <0x42>;
				shunt-resistor = <5000>;
			};
			vcc_ram: ina226@43 { /* u81 */
				compatible = "ti,ina226";
				reg = <0x43>;
				shunt-resistor = <5000>;
			};
			vcc1v1_lp4: ina226@46 { /* u96 */
				compatible = "ti,ina226";
				reg = <0x46>;
				shunt-resistor = <5000>;
			};
			vcc1v2_lp4: ina226@47 { /* u98 */
				compatible = "ti,ina226";
				reg = <0x47>;
				shunt-resistor = <5000>;
			};
			vdd1_1v8_lp4: ina226@48 { /* u100 */
				compatible = "ti,ina226";
				reg = <0x48>;
				shunt-resistor = <5000>;
			};
			vcc0v6_lp4: ina226@49 { /* u101 */
				compatible = "ti,ina226";
				reg = <0x49>;
				shunt-resistor = <5000>;
			};
		};
		i2c@2 { /* PMBUS1 */
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <2>;
			reg_vccint: tps53681@c0 { /* u69 */
				compatible = "ti,tps53681", "ti,tps53679";
				reg = <0xc0>;
			};
			reg_vcc_pmc: tps544@7 { /* u80 */
				compatible = "ti,tps544b25";
				reg = <0x7>;
			};
			reg_vcc_ram: tps544@8 { /* u82 */
				compatible = "ti,tps544b25";
				reg = <0x8>;
			};
			reg_vcc_pslp: tps544@9 { /* u83 */
				compatible = "ti,tps544b25";
				reg = <0x9>;
			};
			reg_vcc_psfp: tps544@a { /* u84 */
				compatible = "ti,tps544b25";
				reg = <0xa>;
			};
			reg_vccaux: tps544@d { /* u85 */
				compatible = "ti,tps544b25";
				reg = <0xd>;
			};
			reg_vccaux_pmc: tps544@e { /* u87 */
				compatible = "ti,tps544b25";
				reg = <0xe>;
			};
			reg_vcco_500: tps544@f { /* u88 */
				compatible = "ti,tps544b25";
				reg = <0xf>;
			};
			reg_vcco_501: tps544@10 { /* u89 */
				compatible = "ti,tps544b25";
				reg = <0x10>;
			};
			reg_vcco_502: tps544@11 { /* u90 */
				compatible = "ti,tps544b25";
				reg = <0x11>;
			};
			reg_vcco_503: tps544@12 { /* u91 */
				compatible = "ti,tps544b25";
				reg = <0x12>;
			};
		};
		i2c@3 { /* MEM PMBUS - FIXME bug in schematics */
			#address-cells = <1>;
			#size-cells = <0>;
			/* reg = <3>; */
		};
		i2c@4 { /* LP_I2C_SM */
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <4>;
			/* connected to U20G */
		};
		/* 5-7 unused */
	};
};

/* TODO sysctrl via J239 */
/* TODO samtec J212G/H via J242 */
/* TODO teensy via U30 PCA9543A bus 1 */
&i2c1 { /* i2c1 MIO 36-37 */
	status = "okay";
	clock-frequency = <400000>;

	/* Must be enabled via J242 */
	eeprom_versal: eeprom@51 { /* x-prc-01-revA u116, x-prc-02-revA u12 */
		compatible = "atmel,24c02";
		reg = <0x51>;
	};

	i2c-mux@74 { /* u35 */
		compatible = "nxp,pca9548";
		#address-cells = <1>;
		#size-cells = <0>;
		reg = <0x74>;
		/* FIXME reset connected to SYSCTRL_IIC_MUX1_RESET */
		dc_i2c: i2c@0 { /* DC_I2C */
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <0>;
			/* Use for storing information about SC board */
			eeprom: eeprom@54 { /* u51 - m24128 16kB FIXME addr */
				compatible = "atmel,24c08";
				reg = <0x54>;
			};
			si570_ref_clk: clock-generator@5d { /* u26 */
				#clock-cells = <0>;
				compatible = "silabs,si570";
				reg = <0x5d>; /* FIXME addr */
				temperature-stability = <50>;
				factory-fout = <156250000>; /* FIXME every chip can be different */
				clock-frequency = <33333333>;
				clock-output-names = "REF_CLK"; /* FIXME */
			};
			/* Connection via Samtec U20D */
			/* Use for storing information about X-PRC card */
			x_prc_eeprom: eeprom@52 { /* x-prc-01-revA u120, x-prc-02-revA u16 */
				compatible = "atmel,24c02";
				reg = <0x52>;
			};

			/* Use for setting up certain features on X-PRC card */
			x_prc_tca9534: gpio@22 { /* x-prc-01-revA u121, x-prc-02-revA u17 */
				compatible = "nxp,pca9534";
				reg = <0x22>;
				gpio-controller; /* IRQ not connected */
				#gpio-cells = <2>;
				gpio-line-names = "sw4_1", "sw4_2", "sw4_3", "sw4_4",
						  "", "", "", "";
				gtr_sel0 {
					gpio-hog;
					gpios = <0 0>;
					input; /* FIXME add meaning */
					line-name = "sw4_1";
				};
				gtr_sel1 {
					gpio-hog;
					gpios = <1 0>;
					input; /* FIXME add meaning */
					line-name = "sw4_2";
				};
				gtr_sel2 {
					gpio-hog;
					gpios = <2 0>;
					input; /* FIXME add meaning */
					line-name = "sw4_3";
				};
				gtr_sel3 {
					gpio-hog;
					gpios = <3 0>;
					input; /* FIXME add meaning */
					line-name = "sw4_4";
				};
			};
		};
		i2c@1 { /* UTIL_PMBUS - FIXME incorrect schematics */
			#address-cells = <1>;
			#size-cells = <0>;
			/* reg = <1>; */
		};
		i2c@2 { /* C0_LP4 */
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <2>;
			si570_c0_lp4: clock-generator@5d { /* u10 */
				#clock-cells = <0>;
				compatible = "silabs,si570";
				reg = <0x5d>; /* FIXME addr */
				temperature-stability = <50>;
				factory-fout = <30000000>;
				clock-frequency = <30000000>;
				clock-output-names = "C0_LP4_SI570_CLK";
			};
		};
		i2c@3 { /* C1_LP4 */
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <3>;
			si570_c1_lp4: clock-generator@5d { /* u10 */
				#clock-cells = <0>;
				compatible = "silabs,si570";
				reg = <0x5d>; /* FIXME addr */
				temperature-stability = <50>;
				factory-fout = <30000000>;
				clock-frequency = <30000000>;
				clock-output-names = "C1_LP4_SI570_CLK";
			};
		};
		i2c@4 { /* C2_LP4 */
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <4>;
			si570_c2_lp4: clock-generator@5d { /* u10 */
				#clock-cells = <0>;
				compatible = "silabs,si570";
				reg = <0x5d>; /* FIXME addr */
				temperature-stability = <50>;
				factory-fout = <30000000>;
				clock-frequency = <30000000>;
				clock-output-names = "C2_LP4_SI570_CLK";
			};
		};
		i2c@5 { /* C3_LP4 */
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <5>;
			si570_c3_lp4: clock-generator@5d { /* u15 */
				#clock-cells = <0>;
				compatible = "silabs,si570";
				reg = <0x5d>; /* FIXME addr */
				temperature-stability = <50>;
				factory-fout = <30000000>;
				clock-frequency = <30000000>;
				clock-output-names = "C3_LP4_SI570_CLK";
			};
		};
		i2c@6 { /* HSDP_SI570 */
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <6>;
			si570_hsdp: clock-generator@5d { /* u19 */
				#clock-cells = <0>;
				compatible = "silabs,si570";
				reg = <0x5d>; /* FIXME addr */
				temperature-stability = <50>;
				factory-fout = <156250000>; /* FIXME every chip can be different - 10MHZ_TO_810MHZ */
				clock-frequency = <33333333>;
				clock-output-names = "HSDP_SI570";
			};
		};
	};
};

&usb0 {
	status = "okay";
	xlnx,usb-polarity = <0>;
	xlnx,usb-reset-mode = <0>;
};

&dwc3_0 {
	status = "okay";
	dr_mode = "host";
	/* dr_mode = "peripheral"; */
	maximum-speed = "high-speed";
};

&usb1 {
	status = "disabled"; /* not at mem board */
	xlnx,usb-polarity = <0>;
	xlnx,usb-reset-mode = <0>;
};

&dwc3_1 {
	/delete-property/ phy-names ;
	/delete-property/ phys ;
	maximum-speed = "high-speed";
	snps,dis_u2_susphy_quirk ;
	snps,dis_u3_susphy_quirk ;
	status = "disabled";
};