// SPDX-License-Identifier: GPL-2.0+ /* * Device Tree file for Lenovo Hr855xg2 platform * * Copyright (C) 2019-present Lenovo */ /dts-v1/; #include "aspeed-g5.dtsi" #include / { model = "HR855XG2 BMC"; compatible = "lenovo,hr855xg2-bmc", "aspeed,ast2500"; aliases { i2c14 = &i2c_riser1; i2c15 = &i2c_riser2; i2c16 = &i2c_riser3; i2c17 = &i2c_M2; i2c18 = &channel_0; i2c19 = &channel_1; i2c20 = &channel_2; i2c21 = &channel_3; }; chosen { stdout-path = &uart5; bootargs = "console=tty0 console=ttyS4,115200 earlyprintk"; }; memory@80000000 { device_type = "memory"; reg = <0x80000000 0x20000000>; }; reserved-memory { #address-cells = <1>; #size-cells = <1>; ranges; flash_memory: region@98000000 { no-map; reg = <0x98000000 0x00100000>; /* 1M */ }; gfx_memory: framebuffer { size = <0x01000000>; alignment = <0x01000000>; compatible = "shared-dma-pool"; reusable; }; }; leds { compatible = "gpio-leds"; heartbeat { gpios = <&gpio ASPEED_GPIO(C, 7) GPIO_ACTIVE_LOW>; }; fault { gpios = <&gpio ASPEED_GPIO(G, 3) GPIO_ACTIVE_LOW>; }; }; iio-hwmon { compatible = "iio-hwmon"; io-channels = <&adc 0>, <&adc 1>, <&adc 2>, <&adc 3>, <&adc 4>, <&adc 5>, <&adc 6>, <&adc 7>, <&adc 8>, <&adc 9>, <&adc 10>,<&adc 11>, <&adc 12>,<&adc 13>,<&adc 14>; }; iio-hwmon-battery { compatible = "iio-hwmon"; io-channels = <&adc 15>; }; }; &fmc { status = "okay"; flash@0 { status = "okay"; m25p,fast-read; label = "bmc"; spi-max-frequency = <50000000>; #include "openbmc-flash-layout.dtsi" }; }; &lpc_ctrl { status = "okay"; memory-region = <&flash_memory>; flash = <&spi1>; }; &lpc_snoop { status = "okay"; snoop-ports = <0x80>; }; &uart1 { status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_txd1_default &pinctrl_rxd1_default>; }; &uart2 { /* Rear RS-232 connector */ status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_txd2_default &pinctrl_rxd2_default &pinctrl_nrts2_default &pinctrl_ndtr2_default &pinctrl_ndsr2_default &pinctrl_ncts2_default &pinctrl_ndcd2_default &pinctrl_nri2_default>; }; &uart3 { status = "okay"; }; &uart5 { status = "okay"; }; &ibt { status = "okay"; }; &mac0 { status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_rmii1_default>; clocks = <&syscon ASPEED_CLK_GATE_MAC1CLK>, <&syscon ASPEED_CLK_MAC1RCLK>; clock-names = "MACCLK", "RCLK"; use-ncsi; }; &mac1 { status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_rgmii2_default &pinctrl_mdio2_default>; }; &adc{ 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 &pinctrl_adc8_default &pinctrl_adc9_default &pinctrl_adc10_default &pinctrl_adc11_default &pinctrl_adc12_default &pinctrl_adc13_default &pinctrl_adc14_default &pinctrl_adc15_default>; }; &i2c0 { status = "okay"; i2c-switch@70 { compatible = "nxp,pca9545"; reg = <0x70>; #address-cells = <1>; #size-cells = <0>; i2c_riser1: i2c@0 { #address-cells = <1>; #size-cells = <0>; reg = <0>; }; i2c_riser2: i2c@1 { #address-cells = <1>; #size-cells = <0>; reg = <1>; }; i2c_riser3: i2c@2 { #address-cells = <1>; #size-cells = <0>; reg = <2>; }; i2c_M2: i2c@3 { #address-cells = <1>; #size-cells = <0>; reg = <3>; }; }; }; &i2c1 { status = "okay"; bus-frequency = <90000>; HotSwap@10 { compatible = "adm1272"; reg = <0x10>; }; VR@45 { compatible = "pmbus"; reg = <0x45>; }; }; &i2c2 { status = "okay"; }; &i2c3 { status = "okay"; i2c-switch@70 { compatible = "nxp,pca9546"; reg = <0x70>; #address-cells = <1>; #size-cells = <0>; channel_0: i2c@0 { #address-cells = <1>; #size-cells = <0>; reg = <0>; }; channel_1: i2c@1 { #address-cells = <1>; #size-cells = <0>; reg = <1>; }; channel_2: i2c@2 { #address-cells = <1>; #size-cells = <0>; reg = <2>; }; channel_3: i2c@3 { #address-cells = <1>; #size-cells = <0>; reg = <3>; }; }; }; &i2c4 { status = "okay"; }; &i2c5 { status = "okay"; }; &i2c6 { status = "okay"; /* temp1 */ tmp75@49 { compatible = "national,lm75"; reg = <0x49>; }; /* temp2 */ tmp75@4d { compatible = "national,lm75"; reg = <0x4d>; }; eeprom@54 { compatible = "atmel,24c256"; reg = <0x54>; pagesize = <16>; }; }; &i2c7 { status = "okay"; }; &i2c8 { status = "okay"; }; &i2c9 { status = "okay"; }; &i2c10 { status = "okay"; }; &i2c11 { status = "okay"; }; &i2c13 { status = "okay"; }; &ehci1 { status = "okay"; }; &uhci { status = "okay"; }; &gfx { status = "okay"; memory-region = <&gfx_memory>; }; &pwm_tacho { status = "okay"; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_pwm0_default &pinctrl_pwm1_default &pinctrl_pwm2_default &pinctrl_pwm3_default &pinctrl_pwm4_default &pinctrl_pwm5_default &pinctrl_pwm6_default &pinctrl_pwm7_default>; fan@0 { reg = <0x00>; aspeed,fan-tach-ch = /bits/ 8 <0x00>; }; fan@1 { reg = <0x00>; aspeed,fan-tach-ch = /bits/ 8 <0x01>; }; fan@2 { reg = <0x01>; aspeed,fan-tach-ch = /bits/ 8 <0x02>; }; fan@3 { reg = <0x01>; aspeed,fan-tach-ch = /bits/ 8 <0x03>; }; fan@4 { reg = <0x02>; aspeed,fan-tach-ch = /bits/ 8 <0x04>; }; fan@5 { reg = <0x02>; aspeed,fan-tach-ch = /bits/ 8 <0x05>; }; fan@6 { reg = <0x03>; aspeed,fan-tach-ch = /bits/ 8 <0x06>; }; fan@7 { reg = <0x03>; aspeed,fan-tach-ch = /bits/ 8 <0x07>; }; fan@8 { reg = <0x04>; aspeed,fan-tach-ch = /bits/ 8 <0x08>; }; fan@9 { reg = <0x04>; aspeed,fan-tach-ch = /bits/ 8 <0x09>; }; fan@10 { reg = <0x05>; aspeed,fan-tach-ch = /bits/ 8 <0x0a>; }; fan@11 { reg = <0x05>; aspeed,fan-tach-ch = /bits/ 8 <0x0b>; }; fan@12 { reg = <0x06>; aspeed,fan-tach-ch = /bits/ 8 <0x0c>; }; fan@13 { reg = <0x06>; aspeed,fan-tach-ch = /bits/ 8 <0x0d>; }; fan@14 { reg = <0x07>; aspeed,fan-tach-ch = /bits/ 8 <0x0e>; }; fan@15 { reg = <0x07>; aspeed,fan-tach-ch = /bits/ 8 <0x0f>; }; fan@16 { reg = <0x07>; aspeed,fan-tach-ch = /bits/ 8 <0x0f>; }; }; &gpio { pin_gpio_a1 { gpio-hog; gpios = ; output-high; line-name = "BMC_EMMC_RST_N"; }; pin_gpio_a3 { gpio-hog; gpios = ; output-high; line-name = "PCH_PWROK_BMC_FPGA"; }; pin_gpio_b5 { gpio-hog; gpios = ; output-high; line-name = "IRQ_BMC_PCH_SMI_LPC_N"; }; pin_gpio_b7 { gpio-hog; gpios = ; output-low; line-name = "CPU_SM_WP"; }; pin_gpio_e0 { gpio-hog; gpios = ; input; line-name = "PDB_PSU_SEL"; }; pin_gpio_e2 { gpio-hog; gpios = ; output-high; line-name = "LOCATOR_LED_N"; }; pin_gpio_e5 { gpio-hog; gpios = ; output-high; line-name = "FM_BMC_DBP_PRESENT_R1_N"; }; pin_gpio_e6 { gpio-hog; gpios = ; output-high; line-name = "BMC_ME_SECURITY_OVERRIDE_N"; }; pin_gpio_f0 { gpio-hog; gpios = ; output-high; line-name = "IRQ_BMC_PCH_NMI_R"; }; pin_gpio_f1 { gpio-hog; gpios = ; input; line-name = "CPU2_PROCDIS_BMC_N"; }; pin_gpio_f2 { gpio-hog; gpios = ; output-high; line-name = "RM_THROTTLE_EN_N"; }; pin_gpio_f3 { gpio-hog; gpios = ; output-low; line-name = "FM_PMBUS_ALERT_B_EN"; }; pin_gpio_f4 { gpio-hog; gpios = ; output-high; line-name = "BMC_FORCE_NM_THROTTLE_N"; }; pin_gpio_f6 { gpio-hog; gpios = ; output-high; line-name = "FM_BMC_CPU_PWR_DEBUG_N"; }; pin_gpio_g7 { gpio-hog; gpios = ; output-high; line-name = "BMC_PCIE_I2C_MUX_RST_N"; }; pin_gpio_h6 { gpio-hog; gpios = ; output-high; line-name = "FM_BMC_DBP_PRESENT_R2_N"; }; pin_gpio_i3 { gpio-hog; gpios = ; output-high; line-name = "SPI_BMC_BIOS_WP_N"; }; pin_gpio_j1 { gpio-hog; gpios = ; output-high; line-name = "BMC_USB_SEL"; }; pin_gpio_j2 { gpio-hog; gpios = ; output-high; line-name = "PDB_SMB_RST_N"; }; pin_gpio_j3 { gpio-hog; gpios = ; output-high; line-name = "SPI_BMC_BIOS_HOLD_N"; }; pin_gpio_l0 { gpio-hog; gpios = ; output-high; line-name = "PDB_FAN_TACH_SEL"; }; pin_gpio_l1 { gpio-hog; gpios = ; output-high; line-name = "SYS_RESET_BMC_FPGA_N"; }; pin_gpio_l4 { gpio-hog; gpios = ; output-high; line-name = "FM_EFUSE_FAN_G1_EN"; }; pin_gpio_l5 { gpio-hog; gpios = ; output-high; line-name = "FM_EFUSE_FAN_G2_EN"; }; pin_gpio_r6 { gpio-hog; gpios = ; input; line-name = "CPU3_PROCDIS_BMC_N"; }; pin_gpio_r7 { gpio-hog; gpios = ; input; line-name = "CPU4_PROCDIS_BMC_N"; }; pin_gpio_s1 { gpio-hog; gpios = ; output-low; line-name = "DBP_SYSPWROK_BMC"; }; pin_gpio_s2 { gpio-hog; gpios = ; output-high; line-name = "PCH_RST_RSMRST_N"; }; pin_gpio_s6 { gpio-hog; gpios = ; output-high; line-name = "BMC_HW_STRAP_5"; }; pin_gpio_z3 { gpio-hog; gpios = ; output-high; line-name = "FM_BMC_PCH_SCI_LPC_N"; }; pin_gpio_aa0 { gpio-hog; gpios = ; output-low; line-name = "FW_PSU_ALERT_EN_N"; }; pin_gpio_aa4 { gpio-hog; gpios = ; output-high; line-name = "DBP_CPU_PREQ_N"; }; pin_gpio_ab3 { gpio-hog; gpios = ; output-low; line-name = "BMC_WDTRST"; }; pin_gpio_ac6 { gpio-hog; gpios = ; output-high; line-name = "ESPI_BMC_ALERT_N"; }; };