1// SPDX-License-Identifier: GPL-2.0+ 2// Copyright 2022 IBM Corp. 3/dts-v1/; 4 5#include "ast2500-u-boot.dtsi" 6 7/ { 8 model = "Romulus BMC"; 9 compatible = "ibm,romulus-bmc", "aspeed,ast2500"; 10 11 memory { 12 device_type = "memory"; 13 reg = <0x80000000 0x20000000>; 14 }; 15 16 chosen { 17 stdout-path = &uart5; 18 }; 19 20 aliases { 21 spi0 = &fmc; 22 spi1 = &spi1; 23 ethernet0 = &mac0; 24 ethernet1 = &mac1; 25 }; 26}; 27 28&uart5 { 29 u-boot,dm-pre-reloc; 30 status = "okay"; 31}; 32 33&sdrammc { 34 clock-frequency = <400000000>; 35}; 36 37&wdt1 { 38 u-boot,dm-pre-reloc; 39 status = "okay"; 40}; 41 42&wdt2 { 43 u-boot,dm-pre-reloc; 44 status = "okay"; 45}; 46 47&mac0 { 48 status = "okay"; 49 50 phy-mode = "NC-SI"; 51 use-ncsi; 52 pinctrl-names = "default"; 53 pinctrl-0 = <&pinctrl_rmii1_default>; 54}; 55 56&fmc { 57 status = "okay"; 58 flash@0 { 59 status = "okay"; 60 spi-max-frequency = <50000000>; 61 spi-tx-bus-width = <2>; 62 spi-rx-bus-width = <2>; 63 }; 64}; 65 66&spi1 { 67 status = "okay"; 68 flash@0 { 69 pinctrl-names = "default"; 70 pinctrl-0 = <&pinctrl_spi1_default>; 71 status = "okay"; 72 spi-max-frequency = <50000000>; 73 spi-tx-bus-width = <2>; 74 spi-rx-bus-width = <2>; 75 }; 76}; 77