| // SPDX-License-Identifier: GPL-2.0-only |
| // Copyright (c) 2022, Ampere Computing LLC |
| |
| /dts-v1/; |
| |
| #include "aspeed-g6.dtsi" |
| #include <dt-bindings/gpio/aspeed-gpio.h> |
| |
| / { |
| model = "Ampere Mt.Mitchell BMC"; |
| compatible = "ampere,mtmitchell-bmc", "aspeed,ast2600"; |
| |
| 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; |
| }; |
| |
| gpioI5mux: mux-controller { |
| compatible = "gpio-mux"; |
| #mux-control-cells = <0>; |
| mux-gpios = <&gpio0 ASPEED_GPIO(I, 5) GPIO_ACTIVE_HIGH>; |
| }; |
| |
| adc0mux: adc0mux { |
| compatible = "io-channel-mux"; |
| io-channels = <&adc0 0>; |
| #io-channel-cells = <1>; |
| io-channel-names = "parent"; |
| mux-controls = <&gpioI5mux>; |
| channels = "s0", "s1"; |
| }; |
| |
| adc1mux: adc1mux { |
| compatible = "io-channel-mux"; |
| io-channels = <&adc0 1>; |
| #io-channel-cells = <1>; |
| io-channel-names = "parent"; |
| mux-controls = <&gpioI5mux>; |
| channels = "s0", "s1"; |
| }; |
| |
| adc2mux: adc2mux { |
| compatible = "io-channel-mux"; |
| io-channels = <&adc0 2>; |
| #io-channel-cells = <1>; |
| io-channel-names = "parent"; |
| mux-controls = <&gpioI5mux>; |
| channels = "s0", "s1"; |
| }; |
| |
| adc3mux: adc3mux { |
| compatible = "io-channel-mux"; |
| io-channels = <&adc0 3>; |
| #io-channel-cells = <1>; |
| io-channel-names = "parent"; |
| mux-controls = <&gpioI5mux>; |
| channels = "s0", "s1"; |
| }; |
| |
| adc4mux: adc4mux { |
| compatible = "io-channel-mux"; |
| io-channels = <&adc0 4>; |
| #io-channel-cells = <1>; |
| io-channel-names = "parent"; |
| mux-controls = <&gpioI5mux>; |
| channels = "s0", "s1"; |
| }; |
| |
| adc5mux: adc5mux { |
| compatible = "io-channel-mux"; |
| io-channels = <&adc0 5>; |
| #io-channel-cells = <1>; |
| io-channel-names = "parent"; |
| mux-controls = <&gpioI5mux>; |
| channels = "s0", "s1"; |
| }; |
| |
| adc6mux: adc6mux { |
| compatible = "io-channel-mux"; |
| io-channels = <&adc0 6>; |
| #io-channel-cells = <1>; |
| io-channel-names = "parent"; |
| mux-controls = <&gpioI5mux>; |
| channels = "s0", "s1"; |
| }; |
| |
| adc7mux: adc7mux { |
| compatible = "io-channel-mux"; |
| io-channels = <&adc0 7>; |
| #io-channel-cells = <1>; |
| io-channel-names = "parent"; |
| mux-controls = <&gpioI5mux>; |
| channels = "s0", "s1"; |
| }; |
| |
| adc8mux: adc8mux { |
| compatible = "io-channel-mux"; |
| io-channels = <&adc1 0>; |
| #io-channel-cells = <1>; |
| io-channel-names = "parent"; |
| mux-controls = <&gpioI5mux>; |
| channels = "s0", "s1"; |
| }; |
| |
| adc9mux: adc9mux { |
| compatible = "io-channel-mux"; |
| io-channels = <&adc1 1>; |
| #io-channel-cells = <1>; |
| io-channel-names = "parent"; |
| mux-controls = <&gpioI5mux>; |
| channels = "s0", "s1"; |
| }; |
| |
| adc10mux: adc10mux { |
| compatible = "io-channel-mux"; |
| io-channels = <&adc1 2>; |
| #io-channel-cells = <1>; |
| io-channel-names = "parent"; |
| mux-controls = <&gpioI5mux>; |
| channels = "s0", "s1"; |
| }; |
| |
| adc11mux: adc11mux { |
| compatible = "io-channel-mux"; |
| io-channels = <&adc1 3>; |
| #io-channel-cells = <1>; |
| io-channel-names = "parent"; |
| mux-controls = <&gpioI5mux>; |
| channels = "s0", "s1"; |
| }; |
| |
| adc12mux: adc12mux { |
| compatible = "io-channel-mux"; |
| io-channels = <&adc1 4>; |
| #io-channel-cells = <1>; |
| io-channel-names = "parent"; |
| mux-controls = <&gpioI5mux>; |
| channels = "s0", "s1"; |
| }; |
| |
| adc13mux: adc13mux { |
| compatible = "io-channel-mux"; |
| io-channels = <&adc1 5>; |
| #io-channel-cells = <1>; |
| io-channel-names = "parent"; |
| mux-controls = <&gpioI5mux>; |
| channels = "s0", "s1"; |
| }; |
| |
| adc14mux: adc14mux { |
| compatible = "io-channel-mux"; |
| io-channels = <&adc1 6>; |
| #io-channel-cells = <1>; |
| io-channel-names = "parent"; |
| mux-controls = <&gpioI5mux>; |
| channels = "s0", "s1"; |
| }; |
| |
| adc15mux: adc15mux { |
| compatible = "io-channel-mux"; |
| io-channels = <&adc1 7>; |
| #io-channel-cells = <1>; |
| io-channel-names = "parent"; |
| mux-controls = <&gpioI5mux>; |
| channels = "s0", "s1"; |
| }; |
| |
| iio-hwmon { |
| compatible = "iio-hwmon"; |
| io-channels = <&adc0mux 0>, <&adc0mux 1>, |
| <&adc1mux 0>, <&adc1mux 1>, |
| <&adc2mux 0>, <&adc2mux 1>, |
| <&adc3mux 0>, <&adc3mux 1>, |
| <&adc4mux 0>, <&adc4mux 1>, |
| <&adc5mux 0>, <&adc5mux 1>, |
| <&adc6mux 0>, <&adc6mux 1>, |
| <&adc7mux 0>, <&adc7mux 1>, |
| <&adc8mux 0>, <&adc8mux 1>, |
| <&adc9mux 0>, <&adc9mux 1>, |
| <&adc10mux 0>, <&adc10mux 1>, |
| <&adc11mux 0>, <&adc11mux 1>, |
| <&adc12mux 0>, <&adc12mux 1>, |
| <&adc13mux 0>, <&adc13mux 1>, |
| <&adc14mux 0>, <&adc14mux 1>, |
| <&adc15mux 0>, <&adc15mux 1>, |
| <&adc_i2c 0>, <&adc_i2c 1>, |
| <&adc_i2c 2>, <&adc_i2c 3>, |
| <&adc_i2c 4>, <&adc_i2c 5>, |
| <&adc_i2c 6>, <&adc_i2c 7>, |
| <&adc_i2c 8>, <&adc_i2c 9>, |
| <&adc_i2c 10>, <&adc_i2c 11>, |
| <&adc_i2c 12>, <&adc_i2c 13>, |
| <&adc_i2c 14>, <&adc_i2c 15>; |
| }; |
| }; |
| |
| &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>; |
| }; |
| |
| &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"; |
| }; |
| |
| &uart3 { |
| status = "okay"; |
| }; |
| |
| &uart4 { |
| status = "okay"; |
| }; |
| |
| &i2c0 { |
| status = "okay"; |
| |
| temperature-sensor@2e { |
| compatible = "adi,adt7490"; |
| reg = <0x2e>; |
| }; |
| }; |
| |
| &i2c1 { |
| status = "okay"; |
| }; |
| |
| &i2c2 { |
| status = "okay"; |
| |
| psu@58 { |
| compatible = "pmbus"; |
| reg = <0x58>; |
| }; |
| |
| psu@59 { |
| compatible = "pmbus"; |
| reg = <0x59>; |
| }; |
| }; |
| |
| &i2c3 { |
| status = "okay"; |
| }; |
| |
| &i2c4 { |
| status = "okay"; |
| |
| adc_i2c: adc@16 { |
| compatible = "lltc,ltc2497"; |
| reg = <0x16>; |
| vref-supply = <&voltage_mon_reg>; |
| #io-channel-cells = <1>; |
| }; |
| |
| 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>; |
| |
| outlet_temp1: temperature-sensor@48 { |
| compatible = "ti,tmp75"; |
| reg = <0x48>; |
| }; |
| psu1_inlet_temp2: temperature-sensor@49 { |
| compatible = "ti,tmp75"; |
| reg = <0x49>; |
| }; |
| }; |
| |
| i2c4_bus70_chn1: i2c@1 { |
| #address-cells = <1>; |
| #size-cells = <0>; |
| reg = <0x1>; |
| |
| pcie_zone_temp1: temperature-sensor@48 { |
| compatible = "ti,tmp75"; |
| reg = <0x48>; |
| }; |
| psu0_inlet_temp2: temperature-sensor@49 { |
| compatible = "ti,tmp75"; |
| reg = <0x49>; |
| }; |
| }; |
| |
| i2c4_bus70_chn2: i2c@2 { |
| #address-cells = <1>; |
| #size-cells = <0>; |
| reg = <0x2>; |
| |
| pcie_zone_temp2: temperature-sensor@48 { |
| compatible = "ti,tmp75"; |
| reg = <0x48>; |
| }; |
| outlet_temp2: temperature-sensor@49 { |
| compatible = "ti,tmp75"; |
| reg = <0x49>; |
| }; |
| }; |
| |
| i2c4_bus70_chn3: i2c@3 { |
| #address-cells = <1>; |
| #size-cells = <0>; |
| reg = <0x3>; |
| |
| mb_inlet_temp1: temperature-sensor@7c { |
| compatible = "microchip,emc1413"; |
| reg = <0x7c>; |
| }; |
| mb_inlet_temp2: temperature-sensor@4c { |
| compatible = "microchip,emc1413"; |
| reg = <0x4c>; |
| }; |
| }; |
| }; |
| }; |
| |
| &i2c5 { |
| status = "okay"; |
| |
| i2c-mux@70 { |
| compatible = "nxp,pca9548"; |
| #address-cells = <1>; |
| #size-cells = <0>; |
| reg = <0x70>; |
| i2c-mux-idle-disconnect; |
| }; |
| }; |
| |
| &i2c6 { |
| status = "okay"; |
| rtc@51 { |
| compatible = "nxp,pcf85063a"; |
| reg = <0x51>; |
| }; |
| }; |
| |
| &i2c7 { |
| status = "okay"; |
| }; |
| |
| &i2c9 { |
| 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@35 { |
| compatible = "ti,tmp175"; |
| reg = <0x35>; |
| }; |
| }; |
| |
| &adc0 { |
| ref_voltage = <2500>; |
| status = "okay"; |
| |
| pinctrl-names = "default"; |
| 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 { |
| ref_voltage = <2500>; |
| status = "okay"; |
| |
| pinctrl-names = "default"; |
| pinctrl-0 = <&pinctrl_adc8_default &pinctrl_adc9_default |
| &pinctrl_adc10_default &pinctrl_adc11_default |
| &pinctrl_adc12_default &pinctrl_adc13_default |
| &pinctrl_adc14_default &pinctrl_adc15_default>; |
| }; |
| |
| &vhub { |
| status = "okay"; |
| }; |
| |
| &video { |
| status = "okay"; |
| memory-region = <&video_engine_memory>; |
| }; |
| |
| &gpio0 { |
| gpio-line-names = |
| /*A0-A7*/ "","","","","","i2c2-reset-n","i2c6-reset-n","i2c4-reset-n", |
| /*B0-B7*/ "","","","","host0-sysreset-n","host0-pmin-n","","", |
| /*C0-C7*/ "s0-vrd-fault-n","s1-vrd-fault-n","","", |
| "irq-n","","vrd-sel","spd-sel", |
| /*D0-D7*/ "presence-ps0","presence-ps1","hsc-12vmain-alt2-n","ext-high-temp-n", |
| "","bmc-ncsi-txen","","", |
| /*E0-E7*/ "","","clk50m-bmc-ncsi","","","","","", |
| /*F0-F7*/ "s0-pcp-oc-warn-n","s1-pcp-oc-warn-n","power-chassis-control", |
| "cpu-bios-recover","s0-heartbeat","hs-csout-prochot", |
| "s0-vr-hot-n","s1-vr-hot-n", |
| /*G0-G7*/ "","","hsc-12vmain-alt1-n","","","","","", |
| /*H0-H7*/ "","","wd-disable-n","power-chassis-good","","","","", |
| /*I0-I7*/ "","","","","","adc-sw","power-button","rtc-battery-voltage-read-enable", |
| /*J0-J7*/ "","","","","","","","", |
| /*K0-K7*/ "","","","","","","","", |
| /*L0-L7*/ "","","","","","","","", |
| /*M0-M7*/ "","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","s1-heartbeat","","", |
| /*O0-O7*/ "","","","","","","","", |
| /*P0-P7*/ "ps0-ac-loss-n","ps1-ac-loss-n","","", |
| "led-fault","cpld-user-mode","jtag-srst-n","led-bmc-hb", |
| /*Q0-Q7*/ "","","","","","","","", |
| /*R0-R7*/ "","","","","","","","", |
| /*S0-S7*/ "","","identify-button","led-identify", |
| "s1-ddr-save","spi-nor-access","sys-pgood","presence-cpu1", |
| /*T0-T7*/ "","","","","","","","", |
| /*U0-U7*/ "","","","","","","","", |
| /*V0-V7*/ "s0-hightemp-n","s0-fault-alert","s0-sys-auth-failure-n", |
| "host0-reboot-ack-n","host0-ready","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*/ "i2c-backup-sel","s1-fault-alert","s1-fw-boot-ok", |
| "s1-hightemp-n","s0-spi-auth-fail-n","s1-sys-auth-failure-n", |
| "s1-overtemp-n","s1-spi-auth-fail-n", |
| /*Y0-Y7*/ "","","","","","","","host0-special-boot", |
| /*Z0-Z7*/ "reset-button","ps0-pgood","ps1-pgood","","","","",""; |
| }; |
| |
| &gpio1 { |
| gpio-line-names = |
| /*18A0-18A7*/ "","","","","","","","", |
| /*18B0-18B7*/ "","","","","","","s0-soc-pgood","", |
| /*18C0-18C7*/ "uart1-mode0","uart1-mode1","uart2-mode0","uart2-mode1", |
| "uart3-mode0","uart3-mode1","uart4-mode0","uart4-mode1", |
| /*18D0-18D7*/ "","","","","","","","", |
| /*18E0-18E3*/ "","","",""; |
| }; |
