ARM: dts: aspeed: Add Witherspoon BMC machine

The Witherspoon BMC is an ASPEED ast2500 based BMC that is part of an
OpenPower Power9 server.

This adds the device tree description for most upstream components. It
is a squashed commit from the OpenBMC kernel tree.

Signed-off-by: Brandon Wyman <[email protected]>
Signed-off-by: Matt Spinler <[email protected]>
Signed-off-by: Brad Bishop <[email protected]>
Signed-off-by: Edward A. James <[email protected]>
Signed-off-by: Cédric Le Goater <[email protected]>
Signed-off-by: Andrew Jeffery <[email protected]>
Reviewed-by: Brandon Wyman <[email protected]>
Signed-off-by: Joel Stanley <[email protected]>
This commit is contained in:
Joel Stanley 2017-11-28 23:11:05 +10:30
commit 2e3de60a10
2 changed files with 551 additions and 1 deletions

View file

@ -1104,5 +1104,7 @@ dtb-$(CONFIG_ARCH_ZX) += zx296702-ad1.dtb
dtb-$(CONFIG_ARCH_ASPEED) += \
aspeed-ast2500-evb.dtb \
aspeed-bmc-opp-palmetto.dtb \
aspeed-bmc-opp-romulus.dtb
aspeed-bmc-opp-romulus.dtb \
aspeed-bmc-opp-witherspoon.dtb
endif

View file

@ -0,0 +1,548 @@
// 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 earlyprintk";
};
memory@80000000 {
reg = <0x80000000 0x20000000>;
};
reserved-memory {
#address-cells = <1>;
#size-cells = <1>;
ranges;
flash_memory: region@98000000 {
no-map;
reg = <0x98000000 0x04000000>; /* 64M */
};
};
gpio-keys-polled {
compatible = "gpio-keys-polled";
#address-cells = <1>;
#size-cells = <0>;
poll-interval = <1000>;
fan0-presence {
label = "fan0-presence";
gpios = <&pca0 4 GPIO_ACTIVE_LOW>;
linux,code = <4>;
};
fan1-presence {
label = "fan1-presence";
gpios = <&pca0 5 GPIO_ACTIVE_LOW>;
linux,code = <5>;
};
fan2-presence {
label = "fan2-presence";
gpios = <&pca0 6 GPIO_ACTIVE_LOW>;
linux,code = <6>;
};
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>;
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>;
};
};
&fmc {
status = "okay";
flash@0 {
status = "okay";
label = "bmc";
m25p,fast-read;
#include "openbmc-flash-layout.dtsi"
};
flash@1 {
status = "okay";
label = "alt";
m25p,fast-read;
};
};
&spi1 {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_spi1_default>;
flash@0 {
status = "okay";
label = "pnor";
m25p,fast-read;
};
};
&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>;
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";
};
&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>;
};