Add initial version of device tree for Facebook Wedge100 AST2400 BMC platform.
Signed-off-by: Tao Ren <tao...@fb.com> --- arch/arm/boot/dts/Makefile | 1 + .../boot/dts/aspeed-bmc-facebook-wedge100.dts | 149 ++++++++++++++++++ 2 files changed, 150 insertions(+) create mode 100644 arch/arm/boot/dts/aspeed-bmc-facebook-wedge100.dts diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile index 39a05a10a2a2..d71504ed82d3 100644 --- a/arch/arm/boot/dts/Makefile +++ b/arch/arm/boot/dts/Makefile @@ -1273,6 +1273,7 @@ dtb-$(CONFIG_ARCH_ASPEED) += \ aspeed-bmc-facebook-cmm.dtb \ aspeed-bmc-facebook-minipack.dtb \ aspeed-bmc-facebook-tiogapass.dtb \ + aspeed-bmc-facebook-wedge100.dtb \ aspeed-bmc-facebook-yamp.dtb \ aspeed-bmc-intel-s2600wf.dtb \ aspeed-bmc-inspur-fp5280g2.dtb \ diff --git a/arch/arm/boot/dts/aspeed-bmc-facebook-wedge100.dts b/arch/arm/boot/dts/aspeed-bmc-facebook-wedge100.dts new file mode 100644 index 000000000000..ccd700467ea7 --- /dev/null +++ b/arch/arm/boot/dts/aspeed-bmc-facebook-wedge100.dts @@ -0,0 +1,149 @@ +// SPDX-License-Identifier: GPL-2.0+ +// Copyright (c) 2018 Facebook Inc. +/dts-v1/; + +#include "aspeed-g4.dtsi" + +/ { + model = "Facebook Wedge 100 BMC"; + compatible = "facebook,wedge100-bmc", "aspeed,ast2400"; + + aliases { + /* + * Override the default uart aliases to avoid breaking + * the legacy applications. + */ + serial0 = &uart5; + serial1 = &uart1; + serial2 = &uart3; + serial3 = &uart4; + }; + + chosen { + stdout-path = &uart3; + bootargs = "debug console=ttyS2,9600n8 root=/dev/ram rw"; + }; + + memory@40000000 { + reg = <0x40000000 0x20000000>; + }; +}; + +&wdt1 { + status = "okay"; + aspeed,reset-type = "system"; +}; + +&wdt2 { + status = "okay"; + aspeed,reset-type = "system"; +}; + +&fmc { + status = "okay"; + flash@0 { + status = "okay"; + m25p,fast-read; + label = "fmc0"; +#include "facebook-bmc-flash-layout.dtsi" + }; +}; + +&uart1 { + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_txd1_default + &pinctrl_rxd1_default>; +}; + +&uart3 { + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_txd3_default + &pinctrl_rxd3_default>; +}; + +&uart4 { + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_txd4_default + &pinctrl_rxd4_default>; +}; + +&uart5 { + status = "okay"; +}; + +&mac1 { + status = "okay"; + no-hw-checksum; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_rgmii2_default &pinctrl_mdio2_default>; +}; + +&i2c0 { + status = "okay"; +}; + +&i2c1 { + status = "okay"; +}; + +&i2c2 { + status = "okay"; +}; + +&i2c3 { + status = "okay"; +}; + +&i2c4 { + status = "okay"; +}; + +&i2c5 { + status = "okay"; +}; + +&i2c6 { + status = "okay"; +}; + +&i2c7 { + status = "okay"; + + i2c-switch@70 { + compatible = "nxp,pca9548"; + #address-cells = <1>; + #size-cells = <0>; + reg = <0x70>; + }; +}; + +&i2c8 { + status = "okay"; +}; + +&i2c9 { + status = "okay"; +}; + +&i2c10 { + status = "okay"; +}; + +&i2c11 { + status = "okay"; +}; + +&i2c12 { + status = "okay"; +}; + +&i2c13 { + status = "okay"; +}; + +&vhub { + status = "okay"; +}; -- 2.17.1