arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-minerva-cmc.dts

// SPDX-License-Identifier: GPL-2.0+
// Copyright (c) 2023 Facebook Inc.
/dts-v1/;

#include "aspeed-g6.dtsi"
#include <dt-bindings/gpio/aspeed-gpio.h>
#include <dt-bindings/i2c/i2c.h>

/ {
	model = "Facebook Minerva CMC";
	compatible = "facebook,minerva-cmc", "aspeed,ast2600";

	aliases {
		serial5 = &uart5;
	};

	chosen {
		stdout-path = "serial5:57600n8";
	};

	memory@80000000 {
		device_type = "memory";
		reg = <0x80000000 0x80000000>;
	};

	iio-hwmon {
		compatible = "iio-hwmon";
		io-channels = <&adc0 0>, <&adc0 1>, <&adc0 2>, <&adc0 3>,
			<&adc0 4>, <&adc0 5>, <&adc0 6>, <&adc0 7>,
			<&adc1 2>;
	};
};

&uart6 {
	status = "okay";
};

&wdt1 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_wdtrst1_default>;
	aspeed,reset-type = "soc";
	aspeed,external-signal;
	aspeed,ext-push-pull;
	aspeed,ext-active-high;
	aspeed,ext-pulse-duration = <256>;
};

&mac3 {
	status = "okay";
	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_rmii4_default>;
	use-ncsi;
	mlx,multi-host;
};

&fmc {
	status = "okay";
	flash@0 {
		status = "okay";
		m25p,fast-read;
		label = "bmc";
		spi-max-frequency = <50000000>;
#include "openbmc-flash-layout-128.dtsi"
	};
	flash@1 {
		status = "okay";
		m25p,fast-read;
		label = "alt-bmc";
		spi-max-frequency = <50000000>;
	};
};

&rtc {
	status = "okay";
};

&sgpiom1 {
	status = "okay";
	ngpios = <128>;
	bus-frequency = <2000000>;
};

&i2c0 {
	status = "okay";
};

&i2c1 {
	status = "okay";

	temperature-sensor@4b {
		compatible = "ti,tmp75";
		reg = <0x4B>;
	};

	eeprom@51 {
		compatible = "atmel,24c128";
		reg = <0x51>;
	};
};

&i2c2 {
	status = "okay";

	i2c-mux@77 {
		compatible = "nxp,pca9548";
		reg = <0x77>;
		#address-cells = <1>;
		#size-cells = <0>;
		i2c-mux-idle-disconnect;

		i2c@0 {
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <0>;

			eeprom@50 {
				compatible = "atmel,24c128";
				reg = <0x50>;
			};
		};

		i2c@1 {
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <1>;

			eeprom@50 {
				compatible = "atmel,24c128";
				reg = <0x50>;
			};
		};

		i2c@2 {
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <2>;

			eeprom@50 {
				compatible = "atmel,24c128";
				reg = <0x50>;
			};
		};

		i2c@3 {
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <3>;

			eeprom@50 {
				compatible = "atmel,24c128";
				reg = <0x50>;
			};
		};

		i2c@4 {
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <4>;

			eeprom@50 {
				compatible = "atmel,24c128";
				reg = <0x50>;
			};
		};

		i2c@5 {
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <5>;

			eeprom@50 {
				compatible = "atmel,24c128";
				reg = <0x50>;
			};
		};
	};
};

&i2c3 {
	status = "okay";
};

&i2c4 {
	status = "okay";
};

&i2c5 {
	status = "okay";
};

&i2c6 {
	status = "okay";
};

&i2c7 {
	status = "okay";
};

&i2c8 {
	status = "okay";
};

&i2c9 {
	status = "okay";
};

&i2c10 {
	status = "okay";
};

&i2c11 {
	status = "okay";
};

&i2c12 {
	status = "okay";
};

&i2c13 {
	status = "okay";
};

&i2c14 {
	status = "okay";
	multi-master;

	ipmb@10 {
		compatible = "ipmb-dev";
		reg = <(0x10 | I2C_OWN_SLAVE_ADDRESS)>;
		i2c-protocol;
	};
};

&i2c15 {
	status = "okay";

	eeprom@50 {
		compatible = "atmel,24c128";
		reg = <0x50>;
	};
};

&adc0 {
	aspeed,int-vref-microvolt = <2500000>;
	status = "okay";
	pinctrl-0 = <&pinctrl_adc0_default &pinctrl_adc1_default
		&pinctrl_adc2_default &pinctrl_adc3_default
		&pinctrl_adc4_default &pinctrl_adc5_default
		&pinctrl_adc6_default &pinctrl_adc7_default>;
};

&adc1 {
	aspeed,int-vref-microvolt = <2500000>;
	status = "okay";
	pinctrl-0 = <&pinctrl_adc10_default>;
};

&ehci1 {
	status = "okay";
};

&uhci {
	status = "okay";
};