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ARM: dts: aspeed: Add Facebook Darwin (AST2600) BMC

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Add initial device tree for the Meta (Facebook) Darwin AST2600 BMC.

Darwin is Meta's rack switch platform with an AST2600 BMC integrated for
health monitoring purpose.

Signed-off-by: Tao Ren <rentao.bupt@gmail.com>
Link: https://patch.msgid.link/20250728055618.61616-14-rentao.bupt@gmail.com
Signed-off-by: Andrew Jeffery <andrew@codeconstruct.com.au>
This commit is contained in:
Tao Ren 2025-07-27 22:56:15 -07:00 committed by Andrew Jeffery
parent 0ae1108099
commit 88950abacd
2 changed files with 73 additions and 0 deletions
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1
arch/arm/boot/dts/aspeed/Makefile
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@ -20,6 +20,7 @@ dtb-$(CONFIG_ARCH_ASPEED) += \
aspeed-bmc-facebook-bletchley.dtb \
aspeed-bmc-facebook-catalina.dtb \
aspeed-bmc-facebook-cmm.dtb \
aspeed-bmc-facebook-darwin.dtb \
aspeed-bmc-facebook-elbert.dtb \
aspeed-bmc-facebook-fuji-data64.dtb \
aspeed-bmc-facebook-fuji.dtb \

72
arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-darwin.dts Normal file
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@ -0,0 +1,72 @@
// SPDX-License-Identifier: GPL-2.0+
// Copyright (c) 2021 Facebook Inc.
/dts-v1/;
#include "ast2600-facebook-netbmc-common.dtsi"
/ {
model = "Facebook Darwin BMC";
compatible = "facebook,darwin-bmc", "aspeed,ast2600";
aliases {
serial0 = &uart5;
serial1 = &uart1;
serial2 = &uart2;
serial3 = &uart3;
};
chosen {
stdout-path = &uart5;
};
iio-hwmon {
compatible = "iio-hwmon";
io-channels = <&adc0 0>, <&adc0 1>, <&adc0 2>, <&adc0 3>,
<&adc0 4>, <&adc0 5>, <&adc0 6>, <&adc0 7>,
<&adc1 0>, <&adc1 1>, <&adc1 2>, <&adc1 3>,
<&adc1 4>, <&adc1 5>, <&adc1 6>, <&adc1 7>;
};
spi_gpio: spi {
num-chipselects = <1>;
cs-gpios = <&gpio0 ASPEED_GPIO(X, 0) GPIO_ACTIVE_LOW>;
};
};
&i2c0 {
eeprom@50 {
compatible = "atmel,24c512";
reg = <0x50>;
};
};
&adc0 {
status = "okay";
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 {
status = "okay";
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>;
};
&emmc_controller {
status = "okay";
};
&emmc {
status = "okay";
non-removable;
max-frequency = <25000000>;
bus-width = <4>;
};