| // 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 = <ðphy0>; |
| |
| 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*/ "","","",""; |
| }; |
