// SPDX-License-Identifier: GPL-2.0+
/dts-v1/;
#include "aspeed-g5.dtsi"
#include <dt-bindings/gpio/aspeed-gpio.h>
/ {
model = "Romulus BMC";
compatible = "ibm,romulus-bmc", "aspeed,ast2500";
chosen {
stdout-path = &uart5;
bootargs = "console=ttyS4,115200 earlycon";
};
memory@80000000 {
reg = <0x80000000 0x20000000>;
};
reserved-memory {
#address-cells = <1>;
#size-cells = <1>;
ranges;
vga_memory: framebuffer@9f000000 {
no-map;
reg = <0x9f000000 0x01000000>; /* 16M */
};
flash_memory: region@98000000 {
no-map;
reg = <0x98000000 0x04000000>; /* 64M */
};
coldfire_memory: codefire_memory@9ef00000 {
reg = <0x9ef00000 0x00100000>;
no-map;
};
gfx_memory: framebuffer {
size = <0x01000000>;
alignment = <0x01000000>;
compatible = "shared-dma-pool";
reusable;
};
video_engine_memory: jpegbuffer {
size = <0x02000000>; /* 32M */
alignment = <0x01000000>;
compatible = "shared-dma-pool";
reusable;
};
};
leds {
compatible = "gpio-leds";
fault {
gpios = <&gpio ASPEED_GPIO(N, 2) GPIO_ACTIVE_LOW>;
};
identify {
gpios = <&gpio ASPEED_GPIO(N, 4) GPIO_ACTIVE_HIGH>;
};
power {
gpios = <&gpio ASPEED_GPIO(R, 5) GPIO_ACTIVE_LOW>;
};
};
fsi: gpio-fsi {
compatible = "aspeed,ast2500-cf-fsi-master", "fsi-master";
#address-cells = <2>;
#size-cells = <0>;
no-gpio-delays;
memory-region = <&coldfire_memory>;
aspeed,sram = <&sram>;
aspeed,cvic = <&cvic>;
clock-gpios = <&gpio ASPEED_GPIO(AA, 0) GPIO_ACTIVE_HIGH>;
data-gpios = <&gpio ASPEED_GPIO(AA, 2) GPIO_ACTIVE_HIGH>;
mux-gpios = <&gpio ASPEED_GPIO(A, 6) GPIO_ACTIVE_HIGH>;
enable-gpios = <&gpio ASPEED_GPIO(D, 0) GPIO_ACTIVE_HIGH>;
trans-gpios = <&gpio ASPEED_GPIO(R, 2) GPIO_ACTIVE_HIGH>;
};
gpio-keys {
compatible = "gpio-keys";
event-checkstop {
label = "checkstop";
gpios = <&gpio ASPEED_GPIO(J, 2) GPIO_ACTIVE_LOW>;
linux,code = <ASPEED_GPIO(J, 2)>;
};
id-button {
label = "id-button";
gpios = <&gpio ASPEED_GPIO(Q, 7) GPIO_ACTIVE_LOW>;
linux,code = <ASPEED_GPIO(Q, 7)>;
};
};
iio-hwmon-battery {
compatible = "iio-hwmon";
io-channels = <&adc 12>;
};
};
&fmc {
status = "okay";
flash@0 {
status = "okay";
m25p,fast-read;
label = "bmc";
spi-max-frequency = <50000000>;
#include "openbmc-flash-layout.dtsi"
};
};
&spi1 {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_spi1_default>;
flash@0 {
status = "okay";
m25p,fast-read;
label = "pnor";
spi-max-frequency = <100000000>;
};
};
&lpc_ctrl {
status = "okay";
memory-region = <&flash_memory>;
flash = <&spi1>;
};
&uart1 {
/* Rear RS-232 connector */
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_txd1_default
&pinctrl_rxd1_default
&pinctrl_nrts1_default
&pinctrl_ndtr1_default
&pinctrl_ndsr1_default
&pinctrl_ncts1_default
&pinctrl_ndcd1_default
&pinctrl_nri1_default>;
};
&uart5 {
status = "okay";
};
&mac0 {
status = "okay";
use-ncsi;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_rmii1_default>;
clocks = <&syscon ASPEED_CLK_GATE_MAC1CLK>,
<&syscon ASPEED_CLK_MAC1RCLK>;
clock-names = "MACCLK", "RCLK";
};
&i2c1 {
status = "okay";
};
&i2c2 {
status = "okay";
};
&i2c3 {
status = "okay";
};
&i2c4 {
status = "okay";
};
&i2c5 {
status = "okay";
};
&i2c6 {
/* PCIe slot 1 (x8) */
status = "okay";
};
&i2c7 {
/* PCIe slot 2 (x16) */
status = "okay";
};
&i2c8 {
/* PCIe slot 3 (x16) */
status = "okay";
};
&i2c9 {
/* PCIe slot 4 (x16) */
status = "okay";
};
&i2c10 {
/* PCIe slot 5 (x8) */
status = "okay";
};
&i2c11 {
status = "okay";
rtc@32 {
compatible = "epson,rx8900";
reg = <0x32>;
};
};
&i2c12 {
status = "okay";
w83773g@4c {
compatible = "nuvoton,w83773g";
reg = <0x4c>;
};
};
&gpio {
gpio-line-names =
/*A0-A7*/ "","cfam-reset","","","","","fsi-mux","",
/*B0-B7*/ "","","","","","","","",
/*C0-C7*/ "","","","","","","","",
/*D0-D7*/ "fsi-enable","","","nic_func_mode0","nic_func_mode1","","","",
/*E0-E7*/ "","","","","","","","",
/*F0-F7*/ "","","","","","","","",
/*G0-G7*/ "","","","","","","","",
/*H0-H7*/ "","","","","","","","",
/*I0-I7*/ "","","","power-button","","","","",
/*J0-J7*/ "","","checkstop","","","","","",
/*K0-K7*/ "","","","","","","","",
/*L0-L7*/ "","","","","","","","",
/*M0-M7*/ "","","","","","","","",
/*N0-N7*/ "","","led-fault","",
"led-identify","","","",
/*O0-O7*/ "","","","","","","","",
/*P0-P7*/ "","","","","","","","",
/*Q0-Q7*/ "","","","","","","","id-button",
/*R0-R7*/ "","","fsi-trans","","","led-power","","",
/*S0-S7*/ "","","","","","","","seq_cont",
/*T0-T7*/ "","","","","","","","",
/*U0-U7*/ "","","","","","","","",
/*V0-V7*/ "","","","","","","","",
/*W0-W7*/ "","","","","","","","",
/*X0-X7*/ "","","","","","","","",
/*Y0-Y7*/ "","","","","","","","",
/*Z0-Z7*/ "","","","","","","","",
/*AA0-AA7*/ "fsi-clock","","fsi-data","","","","","",
/*AB0-AB7*/ "","","","","","","","",
/*AC0-AC7*/ "","","","","","","","";
nic_func_mode0 {
gpio-hog;
gpios = <ASPEED_GPIO(D, 3) GPIO_ACTIVE_HIGH>;
output-low;
};
nic_func_mode1 {
gpio-hog;
gpios = <ASPEED_GPIO(D, 4) GPIO_ACTIVE_HIGH>;
output-low;
};
seq_cont {
gpio-hog;
gpios = <ASPEED_GPIO(S, 7) GPIO_ACTIVE_HIGH>;
output-low;
};
};
&vuart {
status = "okay";
};
&gfx {
status = "okay";
memory-region = <&gfx_memory>;
};
&pwm_tacho {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_pwm0_default &pinctrl_pwm1_default>;
fan@0 {
reg = <0x00>;
aspeed,fan-tach-ch = /bits/ 8 <0x08>;
};
fan@1 {
reg = <0x00>;
aspeed,fan-tach-ch = /bits/ 8 <0x09>;
};
fan@2 {
reg = <0x01>;
aspeed,fan-tach-ch = /bits/ 8 <0x0a>;
};
fan@3 {
reg = <0x01>;
aspeed,fan-tach-ch = /bits/ 8 <0x0b>;
};
fan@4 {
reg = <0x00>;
aspeed,fan-tach-ch = /bits/ 8 <0x0c>;
};
fan@5 {
reg = <0x00>;
aspeed,fan-tach-ch = /bits/ 8 <0x0d>;
};
fan@6 {
reg = <0x01>;
aspeed,fan-tach-ch = /bits/ 8 <0x0e>;
};
};
&ibt {
status = "okay";
};
&vhub {
status = "okay";
};
&adc {
status = "okay";
};
&video {
status = "okay";
memory-region = <&video_engine_memory>;
};
#include "ibm-power9-dual.dtsi"
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