xref: /openbmc/linux/arch/arm/boot/dts/aspeed/aspeed-bmc-ampere-mtjefferson.dts (revision 04b28a15e7e85be5a18b561988f8f36b233b577c)

// SPDX-License-Identifier: GPL-2.0-only
// Copyright 2024 Ampere Computing LLC.

/dts-v1/;

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

/ {
	model = "Ampere Mt. Jefferson BMC";
	compatible = "ampere,mtjefferson-bmc", "aspeed,ast2600";

	aliases {
		i2c20 = &i2c4_bus70_chn0;
		i2c22 = &i2c4_bus70_chn2;

		/*
		 *  I2C OCP alias port
		 */
		i2c30 = &ocpslot;

		/*
		 *  I2C NVMe alias port
		 */
		i2c48 = &nvmeslot_0;
		i2c49 = &nvmeslot_1;
		i2c50 = &nvmeslot_2;
		i2c51 = &nvmeslot_3;
		i2c52 = &nvmeslot_4;
		i2c53 = &nvmeslot_5;
		i2c54 = &nvmeslot_6;
		i2c55 = &nvmeslot_7;
		i2c56 = &nvmeslot_8;
		i2c57 = &nvmeslot_9;
		i2c58 = &nvmeslot_10;
		i2c59 = &nvmeslot_11;
	};

	chosen {
		stdout-path = &uart5;
	};

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

	reserved-memory {
		#address-cells = <1>;
		#size-cells = <1>;
		ranges;

		gfx_memory: framebuffer {
			size = <0x01000000>;
			alignment = <0x01000000>;
			compatible = "shared-dma-pool";
			reusable;
		};

		video_engine_memory: video {
			size = <0x04000000>;
			alignment = <0x01000000>;
			compatible = "shared-dma-pool";
			reusable;
		};

		vga_memory: region@bf000000 {
			no-map;
			compatible = "shared-dma-pool";
			reg = <0xbf000000 0x01000000>;  /* 16M */
		};
	};

	voltage_mon_reg: voltage-mon-regulator {
		compatible = "regulator-fixed";
		regulator-name = "ltc2497_reg";
		regulator-min-microvolt = <3300000>;
		regulator-max-microvolt = <3300000>;
		regulator-always-on;
	};

	leds {
		compatible = "gpio-leds";
		led-bmc-ready {
			gpios = <&gpio0 ASPEED_GPIO(W, 5) (GPIO_ACTIVE_HIGH | GPIO_TRANSITORY)>;
		};

		led-sw-heartbeat {
			gpios = <&gpio0 ASPEED_GPIO(N, 3) GPIO_ACTIVE_HIGH>;
		};

		led-identify {
			gpios = <&gpio0 ASPEED_GPIO(S, 3) GPIO_ACTIVE_HIGH>;
		};

		led-fault {
			gpios = <&gpio0 ASPEED_GPIO(P, 4) GPIO_ACTIVE_HIGH>;
		};
	};

	iio-hwmon {
		compatible = "iio-hwmon";
		io-channels =   <&adc0 0>, <&adc0 1>, <&adc0 2>,
				<&adc_i2c_2 0>, <&adc_i2c_2 1>,
				<&adc_i2c_2 2>, <&adc_i2c_2 3>,
				<&adc_i2c_2 4>, <&adc_i2c_2 5>,
				<&adc_i2c_2 6>, <&adc_i2c_2 7>,
				<&adc_i2c_2 8>, <&adc_i2c_2 9>,
				<&adc_i2c_2 10>, <&adc_i2c_2 11>,
				<&adc_i2c_2 12>, <&adc_i2c_2 13>,
				<&adc_i2c_2 14>, <&adc_i2c_2 15>,
				<&adc_i2c_0 0>, <&adc_i2c_0 1>,
				<&adc_i2c_0 2>, <&adc_i2c_0 3>,
				<&adc_i2c_0 4>, <&adc_i2c_0 5>,
				<&adc_i2c_0 6>, <&adc_i2c_0 7>,
				<&adc_i2c_0 8>, <&adc_i2c_0 9>,
				<&adc_i2c_0 10>, <&adc_i2c_0 11>,
				<&adc_i2c_0 12>;
	};
};

&mdio0 {
	status = "okay";

	ethphy0: ethernet-phy@0 {
		compatible = "ethernet-phy-ieee802.3-c22";
		reg = <0>;
	};
};

&mac0 {
	status = "okay";

	phy-mode = "rgmii";
	phy-handle = <&ethphy0>;

	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_rgmii1_default>;
};

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

&fmc {
	status = "okay";
	flash@0 {
		status = "okay";
		m25p,fast-read;
		label = "bmc";
		spi-max-frequency = <50000000>;
#include "openbmc-flash-layout-64.dtsi"
	};

	flash@1 {
		status = "okay";
		m25p,fast-read;
		label = "alt-bmc";
		spi-max-frequency = <50000000>;
#include "openbmc-flash-layout-64-alt.dtsi"
	};
};

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

	flash@0 {
		status = "okay";
		m25p,fast-read;
		label = "pnor";
		spi-max-frequency = <20000000>;
	};
};

&uart1 {
	status = "okay";
};

&uart2 {
	status = "okay";
};

&i2c0 {
	status = "okay";
};

&i2c1 {
	status = "okay";
};

&i2c2 {
	status = "okay";
};

&i2c3 {
	status = "okay";
	bus-frequency = <1000000>;
	multi-master;
	mctp-controller;

	mctp@10 {
		compatible = "mctp-i2c-controller";
		reg = <(0x10 | I2C_OWN_SLAVE_ADDRESS)>;
	};
};

&i2c4 {
	status = "okay";
	eeprom@50 {
		compatible = "atmel,24c64";
		reg = <0x50>;
		pagesize = <32>;
	};

	i2c-mux@70 {
		compatible = "nxp,pca9545";
		#address-cells = <1>;
		#size-cells = <0>;
		reg = <0x70>;
		i2c-mux-idle-disconnect;

		i2c4_bus70_chn0: i2c@0 {
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <0x0>;

			eeprom@52 {
				compatible = "atmel,24c256";
				reg = <0x52>;
				pagesize = <32>;
			};
			temperature-sensor@48 {
				compatible = "ti,tmp75";
				reg = <0x48>;
			};
			temperature-sensor@49 {
				compatible = "ti,tmp75";
				reg = <0x49>;
			};
			temperature-sensor@4a{
				compatible = "ti,tmp75";
				reg = <0x4a>;
			};
			temperature-sensor@4b {
				compatible = "ti,tmp464";
				reg = <0x4b>;
				#address-cells = <1>;
				#size-cells = <0>;

				channel@0 {
					reg = <0x0>;
					status = "disabled";
				};
				channel@1 {
					reg = <0x1>;
					status = "disabled";
				};
				channel@2 {
					reg = <0x2>;
					status = "disabled";
				};
				channel@3 {
					reg = <0x3>;
					status = "disabled";
				};
				channel@4 {
					reg = <0x4>;
				};
			};
			temperature-sensor@4d {
				compatible = "ti,tmp75";
				reg = <0x4d>;
			};
			temperature-sensor@4e {
				compatible = "ti,tmp75";
				reg = <0x4e>;
			};
			temperature-sensor@4f {
				compatible = "ti,tmp75";
				reg = <0x4f>;
			};
			temperature-sensor@28 {
				compatible = "nuvoton,nct7802";
				reg = <0x28>;

				#address-cells = <1>;
				#size-cells = <0>;
				channel@1 { /* RTD1 */
					reg = <1>;
					sensor-type = "temperature";
					temperature-mode = "thermistor";
				};
			};
			adc_i2c_0: adc@14 {
				compatible = "lltc,ltc2497";
				reg = <0x14>;
				vref-supply = <&voltage_mon_reg>;
				#io-channel-cells = <1>;
			};
		};

		i2c4_bus70_chn2: i2c@2 {
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <0x2>;

			adc_i2c_2: adc@14 {
				compatible = "lltc,ltc2497";
				reg = <0x14>;
				vref-supply = <&voltage_mon_reg>;
				#io-channel-cells = <1>;
			};
		};
	};
};

&i2c5 {
	status = "okay";
	i2c-mux@70 {
		compatible = "nxp,pca9548";
		#address-cells = <1>;
		#size-cells = <0>;
		reg = <0x70>;
		i2c-mux-idle-disconnect;

		i2c@0 {
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <0x0>;

			i2c-mux@71 {
				compatible = "nxp,pca9548";
				#address-cells = <1>;
				#size-cells = <0>;
				reg = <0x71>;
				i2c-mux-idle-disconnect;

				nvmeslot_8: i2c@0 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <0x0>;
				};
				nvmeslot_9: i2c@1 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <0x1>;
				};
				nvmeslot_10: i2c@2 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <0x2>;
				};
				nvmeslot_11: i2c@3 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <0x3>;
				};
			};

			i2c-mux@72 {
				compatible = "nxp,pca9548";
				#address-cells = <1>;
				#size-cells = <0>;
				reg = <0x72>;
				i2c-mux-idle-disconnect;

				nvmeslot_4: i2c@4 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <0x4>;
				};
				nvmeslot_5: i2c@5 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <0x5>;
				};
				nvmeslot_6: i2c@6 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <0x6>;
				};
				nvmeslot_7: i2c@7 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <0x7>;
				};
			};

			i2c-mux@74 {
				compatible = "nxp,pca9548";
				#address-cells = <1>;
				#size-cells = <0>;
				reg = <0x74>;
				i2c-mux-idle-disconnect;

				ocpslot: i2c@0 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <0x0>;

					ocpslot_temp: temperature-sensor@1f {
						compatible = "ti,tmp421";
						reg = <0x1f>;
						#address-cells = <1>;
						#size-cells = <0>;

						channel@0 {
							reg = <0x0>;
							status = "disabled";
						};
						channel@1 {
							reg = <0x1>;
						};
					};
				};

				nvmeslot_0: i2c@4 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <0x4>;
				};
				nvmeslot_1: i2c@5 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <0x5>;
				};
				nvmeslot_2: i2c@6 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <0x6>;
				};
				nvmeslot_3: i2c@7 {
					#address-cells = <1>;
					#size-cells = <0>;
					reg = <0x7>;
				};
			};
		};
	};
};

&i2c6 {
	status = "okay";

	rtc@51 {
		compatible = "nxp,pcf8563";
		reg = <0x51>;
	};
};

&i2c7 {
	status = "okay";

	temperature-sensor@4f {
		compatible = "ti,tmp75";
		reg = <0x4f>;
	};
};

&i2c8 {
	status = "okay";

	fan-controller@5c {
		compatible = "onnn,adt7462";
		reg = <0x5c>;
	};
};

&i2c9 {
	status = "okay";

	#address-cells = <1>;
	#size-cells = <0>;

	eeprom@50 {
		compatible = "atmel,24c02";
		reg = <0x50>;
	};

	eeprom@52 {
		compatible = "atmel,24c02";
		reg = <0x52>;
	};

	temperature-sensor@18 {
		compatible = "jedec,jc-42.4-temp";
		reg = <0x18>;
	};

	temperature-sensor@1a {
		compatible = "jedec,jc-42.4-temp";
		reg = <0x1a>;
	};
};

&i2c10 {
	status = "okay";
};

&i2c11 {
	status = "okay";
	ssif-bmc@10 {
		compatible = "ssif-bmc";
		reg = <0x10>;
	};
};

&i2c14 {
	status = "okay";
	eeprom@50 {
		compatible = "atmel,24c64";
		reg = <0x50>;
		pagesize = <32>;
	};

	bmc_ast2600_cpu: temperature-sensor@48 {
		compatible = "ti,tmp75";
		reg = <0x48>;
	};
};

&i2c15 {
	status = "okay";
	gpio_expander1: gpio-expander@22 {
		compatible = "nxp,pca9535";
		reg = <0x22>;
		gpio-controller;
		#gpio-cells = <2>;
		gpio-line-names =
			"presence-ocp1","presence-ocp2",
			"","",
			"","",
			"","",
			"","",
			"","",
			"","",
			"","";
	};
};

&adc0 {
	status = "okay";

	pinctrl-names = "default";
	pinctrl-0 = <&pinctrl_adc0_default &pinctrl_adc1_default
		&pinctrl_adc2_default>;
};

&vhub {
	status = "okay";
};

&video {
	status = "okay";
	memory-region = <&video_engine_memory>;
};

&gpio0 {
	gpio-line-names =
	/*A0-A7*/	"","","","","cpu-type-detect","i2c2-reset-n","i2c6-reset-n","i2c5-reset-n",
	/*B0-B7*/	"","","","","host0-sysreset-n","host0-pmin-n","fru-rd-complete",
			"chassis-id-sel",
	/*C0-C7*/	"s0-vrd-fault-n","","bmc-debug-mode","","cpld-3v3-irq-n","","vrd-sel",
			"spd-sel",
	/*D0-D7*/	"presence-ps0","presence-ps1","hsc-12vmain-alt2-n","ext-high-temp-n",
			"","","","",
	/*E0-E7*/	"eth-phy-rst-n","eth-phy-int-n","","","","","","",
	/*F0-F7*/	"s0-pcp-oc-warn-n","","power-chassis-control",
			"cpu-bios-recover","s0-heartbeat","hs-scout-proc-hot","s0-vr-hot-n","",
	/*G0-G7*/	"","","hsc-12vmain-alt1-n","","","bp-cpld-program-en","led-fp-sta-gr",
			"led-fp-sta-amb",
	/*H0-H7*/	"jtag-program-sel","jtag-cmpl2","wd-disable-n","power-chassis-good","","",
			"","",
	/*I0-I7*/	"","","","","","","power-button","rtc-battery-voltage-read-enable",
	/*J0-J7*/	"","","","","","","","",
	/*K0-K7*/	"","","","","","","","",
	/*L0-L7*/	"","","","","reset-button","","","",
	/*M0-M7*/	"nmi-n","s0-ddr-save","soc-spi-nor-access","presence-cpu0","s0-rtc-lock",
			"","","",
	/*N0-N7*/	"hpm-fw-recovery","hpm-stby-rst-n","jtag-sel-s0","led-sw-hb",
			"jtag-dbgr-prsnt-n","","","",
	/*O0-O7*/	"","","","","","","","",
	/*P0-P7*/	"ps0-ac-loss-n","ps1-ac-loss-n","","","led-fault","user-mode","jtag-srst-n",
			"led-bmc-hb",
	/*Q0-Q7*/	"","","","","","","","",
	/*R0-R7*/	"","","","","","","","",
	/*S0-S7*/	"","","identify-button","led-identify","","spi-nor-access","host0-ready","",
	/*T0-T7*/	"","","","","","","","",
	/*U0-U7*/	"","","","","","","","",
	/*V0-V7*/	"s0-hightemp-n","s0-fault-alert","s0-sys-auth-failure-n",
			"host0-reboot-ack-n","s0-fw-boot-ok","host0-shd-req-n",
			"host0-shd-ack-n","s0-overtemp-n",
	/*W0-W7*/	"ocp-aux-pwren","ocp-main-pwren","ocp-pgood","",
			"bmc-ok","bmc-ready","spi0-program-sel","spi0-backup-sel",
	/*X0-X7*/	"","","","","","","","",
	/*Y0-Y7*/	"","","","vrd-prg-en-n","","","","host0-special-boot",
	/*Z0-Z7*/	"","ps0-pgood","ps1-pgood","","","","","";

	ocp-aux-pwren-hog {
		gpio-hog;
		gpios = <ASPEED_GPIO(W, 0) GPIO_ACTIVE_HIGH>;
		output-high;
		line-name = "ocp-aux-pwren";
	};

};

&gpio1 {
	gpio-line-names =
	/*18A0-18A7*/	"","","","","","","","",
	/*18B0-18B7*/	"","","","","s0-soc-pgood","vga-ft-press-n","emmc-rst-n","s01-uart1-sel",
	/*18C0-18C7*/	"uart1-mode0","uart1-mode1","uart2-mode0","uart2-mode1",
			"","","","",
	/*18D0-18D7*/	"","","","","","","","",
	/*18E0-18E3*/	"","","","";
};