From 36d96827f480e90037d162098061333e279ea35f Mon Sep 17 00:00:00 2001 From: Quan Nguyen Date: Wed, 17 Aug 2022 14:15:39 +0700 Subject: [PATCH] ARM: dts: aspeed: Add device tree for Ampere's Mt. Mitchell BMC The Mt. Mitchell BMC is an ASPEED AST2600-based BMC for the Mt. Mitchell hardware reference platform with AmpereOne(TM) processor. Signed-off-by: Quan Nguyen Signed-off-by: Phong Vo Signed-off-by: Thang Q. Nguyen Reviewed-by: Joel Stanley Link: https://lore.kernel.org/r/20220817071539.176110-3-quan@os.amperecomputing.com Signed-off-by: Joel Stanley --- arch/arm/boot/dts/Makefile | 1 + arch/arm/boot/dts/aspeed-bmc-ampere-mtmitchell.dts | 546 +++++++++++++++++++++ 2 files changed, 547 insertions(+) create mode 100644 arch/arm/boot/dts/aspeed-bmc-ampere-mtmitchell.dts diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index 05d8aef..5d8c6ce 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -1576,6 +1576,7 @@ dtb-$(CONFIG_ARCH_ASPEED) += \ aspeed-ast2600-evb.dtb \ aspeed-bmc-amd-ethanolx.dtb \ aspeed-bmc-ampere-mtjade.dtb \ + aspeed-bmc-ampere-mtmitchell.dtb \ aspeed-bmc-arm-stardragon4800-rep2.dtb \ aspeed-bmc-asrock-e3c246d4i.dtb \ aspeed-bmc-asrock-romed8hm3.dtb \ diff --git a/arch/arm/boot/dts/aspeed-bmc-ampere-mtmitchell.dts b/arch/arm/boot/dts/aspeed-bmc-ampere-mtmitchell.dts new file mode 100644 index 0000000..606cd4b --- /dev/null +++ b/arch/arm/boot/dts/aspeed-bmc-ampere-mtmitchell.dts @@ -0,0 +1,546 @@ +// SPDX-License-Identifier: GPL-2.0-only +// Copyright (c) 2022, Ampere Computing LLC + +/dts-v1/; + +#include "aspeed-g6.dtsi" +#include + +/ { + 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"; +}; + +&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*/ "","","",""; +}; -- 2.7.4