// SPDX-License-Identifier: GPL-2.0+
/dts-v1/;
#include "aspeed-g5.dtsi"
#include <dt-bindings/gpio/aspeed-gpio.h>
#include <dt-bindings/leds/leds-pca955x.h>
/ {
model = "Witherspoon BMC";
compatible = "ibm,witherspoon-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;
flash_memory: region@98000000 {
no-map;
reg = <0x98000000 0x04000000>; /* 64M */
};
vga_memory: region@9f000000 {
no-map;
compatible = "shared-dma-pool";
reg = <0x9f000000 0x01000000>; /* 16M */
};
gfx_memory: framebuffer {
size = <0x01000000>;
alignment = <0x01000000>;
compatible = "shared-dma-pool";
reusable;
};
video_engine_memory: jpegbuffer {
size = <0x02000000>; /* 32MM */
alignment = <0x01000000>;
compatible = "shared-dma-pool";
reusable;
};
};
gpio-keys {
compatible = "gpio-keys";
event-air-water {
label = "air-water";
gpios = <&gpio ASPEED_GPIO(B, 5) GPIO_ACTIVE_LOW>;
linux,code = <ASPEED_GPIO(B, 5)>;
};
event-checkstop {
label = "checkstop";
gpios = <&gpio ASPEED_GPIO(J, 2) GPIO_ACTIVE_LOW>;
linux,code = <ASPEED_GPIO(J, 2)>;
};
event-ps0-presence {
label = "ps0-presence";
gpios = <&gpio ASPEED_GPIO(P, 7) GPIO_ACTIVE_LOW>;
linux,code = <ASPEED_GPIO(P, 7)>;
};
event-ps1-presence {
label = "ps1-presence";
gpios = <&gpio ASPEED_GPIO(N, 0) GPIO_ACTIVE_LOW>;
linux,code = <ASPEED_GPIO(N, 0)>;
};
};
iio-hwmon-battery {
compatible = "iio-hwmon";
io-channels = <&adc 12>;
};
gpio-keys-polled {
compatible = "gpio-keys-polled";
poll-interval = <1000>;
event-fan0-presence {
label = "fan0-presence";
gpios = <&pca0 4 GPIO_ACTIVE_LOW>;
linux,code = <4>;
};
event-fan1-presence {
label = "fan1-presence";
gpios = <&pca0 5 GPIO_ACTIVE_LOW>;
linux,code = <5>;
};
event-fan2-presence {
label = "fan2-presence";
gpios = <&pca0 6 GPIO_ACTIVE_LOW>;
linux,code = <6>;
};
event-fan3-presence {
label = "fan3-presence";
gpios = <&pca0 7 GPIO_ACTIVE_LOW>;
linux,code = <7>;
};
};
leds {
compatible = "gpio-leds";
fan0 {
retain-state-shutdown;
default-state = "keep";
gpios = <&pca0 0 GPIO_ACTIVE_LOW>;
};
fan1 {
retain-state-shutdown;
default-state = "keep";
gpios = <&pca0 1 GPIO_ACTIVE_LOW>;
};
fan2 {
retain-state-shutdown;
default-state = "keep";
gpios = <&pca0 2 GPIO_ACTIVE_LOW>;
};
fan3 {
retain-state-shutdown;
default-state = "keep";
gpios = <&pca0 3 GPIO_ACTIVE_LOW>;
};
front-fault {
retain-state-shutdown;
default-state = "keep";
gpios = <&pca0 13 GPIO_ACTIVE_LOW>;
};
front-power {
retain-state-shutdown;
default-state = "keep";
gpios = <&pca0 14 GPIO_ACTIVE_LOW>;
};
front-id {
retain-state-shutdown;
default-state = "keep";
gpios = <&pca0 15 GPIO_ACTIVE_LOW>;
};
rear-fault {
gpios = <&gpio ASPEED_GPIO(N, 2) GPIO_ACTIVE_LOW>;
};
rear-id {
gpios = <&gpio ASPEED_GPIO(N, 4) GPIO_ACTIVE_LOW>;
};
rear-power {
gpios = <&gpio ASPEED_GPIO(N, 3) GPIO_ACTIVE_LOW>;
};
power-button {
gpios = <&gpio ASPEED_GPIO(R, 5) GPIO_ACTIVE_LOW>;
};
};
fsi: gpio-fsi {
compatible = "fsi-master-gpio", "fsi-master";
#address-cells = <2>;
#size-cells = <0>;
no-gpio-delays;
clock-gpios = <&gpio ASPEED_GPIO(AA, 0) GPIO_ACTIVE_HIGH>;
data-gpios = <&gpio ASPEED_GPIO(E, 0) 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>;
};
iio-hwmon-dps310 {
compatible = "iio-hwmon";
io-channels = <&dps 0>;
};
iio-hwmon-bmp280 {
compatible = "iio-hwmon";
io-channels = <&bmp 1>;
};
};
&gpio {
gpio-line-names =
/*A0-A7*/ "","cfam-reset","","","","","fsi-mux","",
/*B0-B7*/ "","","","","","air-water","","",
/*C0-C7*/ "","","","","","","","",
/*D0-D7*/ "fsi-enable","","","","","","","",
/*E0-E7*/ "fsi-data","","","","","","","",
/*F0-F7*/ "","","","","","","","",
/*G0-G7*/ "","","","","","","","",
/*H0-H7*/ "","","","","","","","",
/*I0-I7*/ "","","","","","","","",
/*J0-J7*/ "","","checkstop","","","","","",
/*K0-K7*/ "","","","","","","","",
/*L0-L7*/ "","","","","","","","",
/*M0-M7*/ "","","","","","","","",
/*N0-N7*/ "presence-ps1","","led-rear-fault","led-rear-power",
"led-rear-id","","","",
/*O0-O7*/ "","","","","","","","",
/*P0-P7*/ "","","","","","","","presence-ps0",
/*Q0-Q7*/ "","","","","","","","",
/*R0-R7*/ "","","fsi-trans","","","power-button","","",
/*S0-S7*/ "","","","","","","","",
/*T0-T7*/ "","","","","","","","",
/*U0-U7*/ "","","","","","","","",
/*V0-V7*/ "","","","","","","","",
/*W0-W7*/ "","","","","","","","",
/*X0-X7*/ "","","","","","","","",
/*Y0-Y7*/ "","","","","","","","",
/*Z0-Z7*/ "","","","","","","","",
/*AA0-AA7*/ "fsi-clock","","","","","","","",
/*AB0-AB7*/ "","","","","","","","",
/*AC0-AC7*/ "","","","","","","","";
};
&fmc {
status = "okay";
flash@0 {
status = "okay";
label = "bmc";
m25p,fast-read;
spi-max-frequency = <50000000>;
partitions {
#address-cells = < 1 >;
#size-cells = < 1 >;
compatible = "fixed-partitions";
u-boot@0 {
reg = < 0 0x60000 >;
label = "u-boot";
};
u-boot-env@60000 {
reg = < 0x60000 0x20000 >;
label = "u-boot-env";
};
obmc-ubi@80000 {
reg = < 0x80000 0x1F80000 >;
label = "obmc-ubi";
};
};
};
flash@1 {
status = "okay";
label = "alt-bmc";
m25p,fast-read;
spi-max-frequency = <50000000>;
partitions {
#address-cells = < 1 >;
#size-cells = < 1 >;
compatible = "fixed-partitions";
u-boot@0 {
reg = < 0 0x60000 >;
label = "alt-u-boot";
};
u-boot-env@60000 {
reg = < 0x60000 0x20000 >;
label = "alt-u-boot-env";
};
obmc-ubi@80000 {
reg = < 0x80000 0x1F80000 >;
label = "alt-obmc-ubi";
};
};
};
};
&spi1 {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_spi1_default>;
flash@0 {
status = "okay";
label = "pnor";
m25p,fast-read;
spi-max-frequency = <100000000>;
};
};
&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>;
};
&uart2 {
/* APSS */
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_txd2_default &pinctrl_rxd2_default>;
};
&uart5 {
status = "okay";
};
&lpc_ctrl {
status = "okay";
memory-region = <&flash_memory>;
flash = <&spi1>;
};
&mac0 {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_rmii1_default>;
clocks = <&syscon ASPEED_CLK_GATE_MAC1CLK>,
<&syscon ASPEED_CLK_MAC1RCLK>;
clock-names = "MACCLK", "RCLK";
use-ncsi;
};
&i2c2 {
status = "okay";
/* MUX ->
* Samtec 1
* Samtec 2
*/
};
&i2c3 {
status = "okay";
bmp: bmp280@77 {
compatible = "bosch,bmp280";
reg = <0x77>;
#io-channel-cells = <1>;
};
max31785@52 {
compatible = "maxim,max31785a";
reg = <0x52>;
#address-cells = <1>;
#size-cells = <0>;
};
dps: dps310@76 {
compatible = "infineon,dps310";
reg = <0x76>;
#io-channel-cells = <0>;
};
pca0: pca9552@60 {
compatible = "nxp,pca9552";
reg = <0x60>;
#address-cells = <1>;
#size-cells = <0>;
gpio-controller;
#gpio-cells = <2>;
gpio@0 {
reg = <0>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@1 {
reg = <1>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@2 {
reg = <2>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@3 {
reg = <3>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@4 {
reg = <4>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@5 {
reg = <5>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@6 {
reg = <6>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@7 {
reg = <7>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@8 {
reg = <8>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@9 {
reg = <9>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@10 {
reg = <10>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@11 {
reg = <11>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@12 {
reg = <12>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@13 {
reg = <13>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@14 {
reg = <14>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@15 {
reg = <15>;
type = <PCA955X_TYPE_GPIO>;
};
};
power-supply@68 {
compatible = "ibm,cffps1";
reg = <0x68>;
};
power-supply@69 {
compatible = "ibm,cffps1";
reg = <0x69>;
};
};
&i2c4 {
status = "okay";
tmp423a@4c {
compatible = "ti,tmp423";
reg = <0x4c>;
};
ir35221@70 {
compatible = "infineon,ir35221";
reg = <0x70>;
};
ir35221@71 {
compatible = "infineon,ir35221";
reg = <0x71>;
};
};
&i2c5 {
status = "okay";
tmp423a@4c {
compatible = "ti,tmp423";
reg = <0x4c>;
};
ir35221@70 {
compatible = "infineon,ir35221";
reg = <0x70>;
};
ir35221@71 {
compatible = "infineon,ir35221";
reg = <0x71>;
};
};
&i2c9 {
status = "okay";
tmp275@4a {
compatible = "ti,tmp275";
reg = <0x4a>;
};
};
&i2c10 {
/* MUX
* -> PCIe Slot 3
* -> PCIe Slot 4
*/
status = "okay";
};
&i2c11 {
status = "okay";
pca9552: pca9552@60 {
compatible = "nxp,pca9552";
reg = <0x60>;
#address-cells = <1>;
#size-cells = <0>;
gpio-controller;
#gpio-cells = <2>;
gpio-line-names = "PS_SMBUS_RESET_N", "APSS_RESET_N",
"GPU0_TH_OVERT_N_BUFF", "GPU1_TH_OVERT_N_BUFF",
"GPU2_TH_OVERT_N_BUFF", "GPU3_TH_OVERT_N_BUFF",
"GPU4_TH_OVERT_N_BUFF", "GPU5_TH_OVERT_N_BUFF",
"GPU0_PWR_GOOD_BUFF", "GPU1_PWR_GOOD_BUFF",
"GPU2_PWR_GOOD_BUFF", "GPU3_PWR_GOOD_BUFF",
"GPU4_PWR_GOOD_BUFF", "GPU5_PWR_GOOD_BUFF",
"12V_BREAKER_FLT_N", "THROTTLE_UNLATCHED_N";
gpio@0 {
reg = <0>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@1 {
reg = <1>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@2 {
reg = <2>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@3 {
reg = <3>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@4 {
reg = <4>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@5 {
reg = <5>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@6 {
reg = <6>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@7 {
reg = <7>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@8 {
reg = <8>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@9 {
reg = <9>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@10 {
reg = <10>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@11 {
reg = <11>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@12 {
reg = <12>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@13 {
reg = <13>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@14 {
reg = <14>;
type = <PCA955X_TYPE_GPIO>;
};
gpio@15 {
reg = <15>;
type = <PCA955X_TYPE_GPIO>;
};
};
rtc@32 {
compatible = "epson,rx8900";
reg = <0x32>;
};
eeprom@51 {
compatible = "atmel,24c64";
reg = <0x51>;
};
ucd90160@64 {
compatible = "ti,ucd90160";
reg = <0x64>;
};
};
&i2c12 {
status = "okay";
};
&i2c13 {
status = "okay";
};
&vuart {
status = "okay";
};
&gfx {
status = "okay";
memory-region = <&gfx_memory>;
};
&pinctrl {
aspeed,external-nodes = <&gfx &lhc>;
};
&wdt1 {
aspeed,reset-type = "none";
aspeed,external-signal;
aspeed,ext-push-pull;
aspeed,ext-active-high;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_wdtrst1_default>;
};
&wdt2 {
aspeed,alt-boot;
};
&ibt {
status = "okay";
};
&adc {
status = "okay";
};
&vhub {
status = "okay";
};
&video {
status = "okay";
memory-region = <&video_engine_memory>;
};
&xdma {
status = "okay";
memory-region = <&vga_memory>;
};
#include "ibm-power9-dual.dtsi"