ARM: dts: aspeed: Add ASRock ROMED8HM3 BMC

This is a half-width, single-socket Epyc server board with an AST2500
BMC.  This device tree is sufficient for basic OpenBMC functionality,
but we'll need to add a few more devices (as driver support becomes
available) before it's fully usable.

Signed-off-by: Zev Weiss <zev@bewilderbeest.net>
Reviewed-by: Joel Stanley <joel@jms.id.au>
Link: https://lore.kernel.org/r/20220105101719.7093-1-zev@bewilderbeest.net
Signed-off-by: Joel Stanley <joel@jms.id.au>
This commit is contained in:
Zev Weiss 2022-01-05 02:17:19 -08:00 committed by Joel Stanley
parent e8e91c4e00
commit a9a3d60b93
2 changed files with 260 additions and 0 deletions

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@ -1505,6 +1505,7 @@ dtb-$(CONFIG_ARCH_ASPEED) += \
aspeed-bmc-arm-centriq2400-rep.dtb \
aspeed-bmc-arm-stardragon4800-rep2.dtb \
aspeed-bmc-asrock-e3c246d4i.dtb \
aspeed-bmc-asrock-romed8hm3.dtb \
aspeed-bmc-bytedance-g220a.dtb \
aspeed-bmc-facebook-bletchley.dtb \
aspeed-bmc-facebook-cloudripper.dtb \

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@ -0,0 +1,259 @@
// SPDX-License-Identifier: GPL-2.0+
/dts-v1/;
#include "aspeed-g5.dtsi"
#include <dt-bindings/gpio/aspeed-gpio.h>
#include <dt-bindings/interrupt-controller/irq.h>
/{
model = "ASRock ROMED8HM3 BMC v1.00";
compatible = "asrock,romed8hm3-bmc", "aspeed,ast2500";
aliases {
serial4 = &uart5;
};
chosen {
stdout-path = &uart5;
bootargs = "console=tty0 console=ttyS4,115200 earlycon";
};
memory@80000000 {
reg = <0x80000000 0x20000000>;
};
leds {
compatible = "gpio-leds";
heartbeat {
gpios = <&gpio ASPEED_GPIO(H, 6) GPIO_ACTIVE_LOW>;
linux,default-trigger = "timer";
};
system-fault {
gpios = <&gpio ASPEED_GPIO(Z, 2) GPIO_ACTIVE_LOW>;
panic-indicator;
};
};
iio-hwmon {
compatible = "iio-hwmon";
io-channels = <&adc 0>, <&adc 1>, <&adc 2>, <&adc 3>,
<&adc 4>, <&adc 5>, <&adc 6>, <&adc 7>,
<&adc 8>, <&adc 9>, <&adc 10>, <&adc 11>,
<&adc 12>, <&adc 13>, <&adc 14>, <&adc 15>;
};
};
&fmc {
status = "okay";
flash@0 {
status = "okay";
m25p,fast-read;
label = "bmc";
spi-max-frequency = <100000000>; /* 100 MHz */
#include "openbmc-flash-layout-64.dtsi"
};
};
&uart5 {
status = "okay";
};
&vuart {
status = "okay";
aspeed,lpc-io-reg = <0x2f8>;
aspeed,lpc-interrupts = <3 IRQ_TYPE_LEVEL_HIGH>;
};
&mac0 {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_rgmii1_default &pinctrl_mdio1_default>;
};
&i2c0 {
status = "okay";
/* inlet temp sensor */
w83773g@4c {
compatible = "nuvoton,w83773g";
reg = <0x4c>;
};
};
&i2c1 {
status = "okay";
};
&i2c2 {
status = "okay";
/* IPB temp sensor */
w83773g@4c {
compatible = "nuvoton,w83773g";
reg = <0x4c>;
};
/* IPB PMIC */
lm25066@40 {
compatible = "lm25066";
reg = <0x40>;
};
/* 12VSB PMIC */
lm25066@41 {
compatible = "lm25066";
reg = <0x41>;
};
};
&i2c4 {
status = "okay";
};
&i2c5 {
status = "okay";
};
&i2c6 {
status = "okay";
};
&i2c7 {
status = "okay";
/* Baseboard FRU eeprom */
eeprom@50 {
compatible = "st,24c128", "atmel,24c128";
reg = <0x50>;
pagesize = <16>;
};
};
&i2c8 {
status = "okay";
};
&i2c9 {
status = "okay";
};
&video {
status = "okay";
};
&vhub {
status = "okay";
};
&lpc_ctrl {
status = "okay";
};
&lpc_snoop {
status = "okay";
snoop-ports = <0x80>;
};
&kcs3 {
status = "okay";
aspeed,lpc-io-reg = <0xca2>;
};
&pwm_tacho {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_pwm3_default
&pinctrl_pwm4_default
&pinctrl_pwm5_default
&pinctrl_pwm6_default>;
fan@3 {
reg = <0x03>;
aspeed,fan-tach-ch = /bits/ 8 <0x03 0x0b>;
};
fan@4 {
reg = <0x04>;
aspeed,fan-tach-ch = /bits/ 8 <0x04 0x0c>;
};
fan@5 {
reg = <0x05>;
aspeed,fan-tach-ch = /bits/ 8 <0x05 0x0d>;
};
fan@6 {
reg = <0x06>;
aspeed,fan-tach-ch = /bits/ 8 <0x06 0x0e>;
};
};
&gpio {
status = "okay";
gpio-line-names =
/* A */ "LOCATORLED_STATUS_N", "BMC_MAC2_INTB", "NMI_BTN_N", "BMC_NMI",
"", "", "", "",
/* B */ "DDR_MEM_TEMP", "", "", "", "", "", "", "",
/* C */ "", "", "", "", "PCIE_HP_SEL_N", "PCIE_SATA_SEL_N", "LOCATORBTN", "",
/* D */ "BMC_PSIN", "BMC_PSOUT", "BMC_RESETCON", "RESETCON",
"", "", "", "PSU_FAN_FAIL_N",
/* E */ "", "", "", "", "", "", "", "",
/* F */ "NIC_PWR_GOOD", "PRSNTB0", "PRSNTB1", "PRSNTB2",
"PRSNTB3", "", "3VSB_PCIE1_PG", "12V_PCIE1_PG",
/* G */ "HWM_BAT_EN", "CHASSIS_ID0", "CHASSIS_ID1", "CHASSIS_ID2",
"BMC_ALERT1_N_R", "BMC_ALERT2_N_R", "BMC_ALERT3_N", "BMC_ALERT4_N",
/* H */ "X24_C1_PRSNT", "X24_C2_PRSNT", "X24_C3_PRSNT", "FM_MEM_THERM_EVENT_BMC_R_N",
"FACMODE", "BMC_RTCRST", "BMC_HB_LED_N", "BMC_CASEOPEN",
/* I */ "", "", "", "", "", "", "", "",
/* J */ "BMC_READY", "BMC_PCH_BIOS_CS_N", "", "P0_MA_DDR_QS_CS_N",
"", "", "", "",
/* K */ "", "", "", "", "", "", "", "",
/* L */ "", "", "", "", "", "", "", "",
/* M */ "", "", "MEZZ_PWRBRK_N", "OCP_HP_RST_EN",
"MAIN_PWR_EN_G", "BMC_MAIN_EN", "AUX_PWR_EN_G", "BMC_AUX_EN",
/* N */ "", "", "", "", "", "", "", "",
/* O */ "", "", "", "", "", "", "", "",
/* P */ "", "", "", "", "", "", "", "",
/* Q */ "", "", "", "",
"BMC_SMB_PRESENT_1_N", "BMC_SMB_PRESENT_2_N",
"BMC_SMB_PRESENT_3_N", "BMC_PCIE_WAKE_N",
/* R */ "", "", "THERMALTRIP_CLEAR_N", "", "", "", "", "",
/* S */ "", "", "", "", "", "", "", "",
/* T */ "", "", "", "", "", "", "", "",
/* U */ "", "", "", "", "", "", "", "",
/* V */ "", "", "", "", "", "", "", "",
/* W */ "", "", "", "", "", "", "", "",
/* X */ "", "", "", "", "", "", "", "",
/* Y */ "SLP_S3", "SLP_S4_S5", "NODE_ID_1", "NODE_ID_2", "", "", "", "",
/* Z */ "", "", "SYSTEM_FAULT_LED_N", "FAST_THROTTLE_N",
"", "", "", "",
/* AA */ "FM_CPU0_IBMC_THERMTRIP_N", "", "PROCHOT_L_G", "",
"", "", "", "",
/* AB */ "BMC_FORCE_SELFREFRESH", "PWRGD_OUT", "", "IRQ_BMC_PCH_SMI_LPC_N",
"", "", "", "",
/* AC */ "", "", "", "", "", "", "", "";
};
&adc {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_adc0_default
&pinctrl_adc1_default
&pinctrl_adc2_default
&pinctrl_adc3_default
&pinctrl_adc4_default
&pinctrl_adc5_default
&pinctrl_adc6_default
&pinctrl_adc7_default
&pinctrl_adc8_default
&pinctrl_adc9_default
&pinctrl_adc10_default
&pinctrl_adc11_default
&pinctrl_adc12_default
&pinctrl_adc13_default
&pinctrl_adc14_default
&pinctrl_adc15_default>;
};