// SPDX-License-Identifier: GPL-2.0+
/dts-v1/;
#include "aspeed-g4.dtsi"
#include <dt-bindings/gpio/aspeed-gpio.h>
#define EFUSE_OUTPUT(n) \
efuse##n { \
compatible = "regulator-output"; \
vout-supply = <&efuse##n>; \
}
#define __stringify(x) #x
#define EFUSE(hexaddr, num) \
efuse@##hexaddr { \
compatible = "ti,lm25066"; \
reg = <0x##hexaddr>; \
shunt-resistor-micro-ohms = <675>; \
regulators { \
efuse##num: vout { \
regulator-name = __stringify(efuse##num##-reg); \
}; \
}; \
}
/{
model = "Delta Power AHE-50DC";
compatible = "delta,ahe50dc-bmc", "aspeed,ast2400";
aliases {
serial4 = &uart5;
/*
* pca9541-arbitrated logical i2c buses are numbered as the
* corresponding physical bus plus 20
*/
i2c20 = &i2carb0;
i2c21 = &i2carb1;
i2c22 = &i2carb2;
i2c23 = &i2carb3;
i2c24 = &i2carb4;
i2c26 = &i2carb6;
i2c27 = &i2carb7;
i2c28 = &i2carb8;
i2c32 = &i2carb12;
};
chosen {
stdout-path = &uart3;
bootargs = "console=ttyS2,115200n8 earlycon";
};
memory@40000000 {
reg = <0x40000000 0x10000000>;
};
leds {
compatible = "gpio-leds";
heartbeat {
gpios = <&gpio ASPEED_GPIO(P, 0) GPIO_ACTIVE_HIGH>;
linux,default-trigger = "heartbeat";
};
panic {
gpios = <&gpio ASPEED_GPIO(P, 2) GPIO_ACTIVE_HIGH>;
linux,default-trigger = "panic";
};
};
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>;
};
EFUSE_OUTPUT(01);
EFUSE_OUTPUT(02);
EFUSE_OUTPUT(03);
EFUSE_OUTPUT(04);
EFUSE_OUTPUT(05);
EFUSE_OUTPUT(06);
EFUSE_OUTPUT(07);
EFUSE_OUTPUT(08);
EFUSE_OUTPUT(09);
EFUSE_OUTPUT(10);
EFUSE_OUTPUT(11);
EFUSE_OUTPUT(12);
EFUSE_OUTPUT(13);
EFUSE_OUTPUT(14);
EFUSE_OUTPUT(15);
EFUSE_OUTPUT(16);
EFUSE_OUTPUT(17);
EFUSE_OUTPUT(18);
EFUSE_OUTPUT(19);
EFUSE_OUTPUT(20);
EFUSE_OUTPUT(21);
EFUSE_OUTPUT(22);
EFUSE_OUTPUT(23);
EFUSE_OUTPUT(24);
EFUSE_OUTPUT(25);
EFUSE_OUTPUT(26);
EFUSE_OUTPUT(27);
EFUSE_OUTPUT(28);
EFUSE_OUTPUT(29);
EFUSE_OUTPUT(30);
EFUSE_OUTPUT(31);
EFUSE_OUTPUT(32);
EFUSE_OUTPUT(33);
EFUSE_OUTPUT(34);
EFUSE_OUTPUT(35);
EFUSE_OUTPUT(36);
EFUSE_OUTPUT(37);
EFUSE_OUTPUT(38);
EFUSE_OUTPUT(39);
EFUSE_OUTPUT(40);
EFUSE_OUTPUT(41);
EFUSE_OUTPUT(42);
EFUSE_OUTPUT(43);
EFUSE_OUTPUT(44);
EFUSE_OUTPUT(45);
EFUSE_OUTPUT(46);
EFUSE_OUTPUT(47);
EFUSE_OUTPUT(48);
EFUSE_OUTPUT(49);
EFUSE_OUTPUT(50);
};
&fmc {
status = "okay";
flash@0 {
status = "okay";
m25p,fast-read;
label = "flash0";
spi-max-frequency = <50000000>; // 50 MHz
#include "openbmc-flash-layout.dtsi"
};
};
&uart3 {
status = "okay";
};
&mac1 {
status = "okay";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_rgmii2_default &pinctrl_mdio2_default>;
};
&i2c0 {
status = "okay";
bus-frequency = <200000>;
pca9541@79 {
compatible = "nxp,pca9541";
reg = <0x79>;
i2carb0: i2c-arb {
#address-cells = <1>;
#size-cells = <0>;
/* lm25066 efuses @ 10-17, 40-47, 50-57 */
EFUSE(10, 03);
EFUSE(11, 04);
EFUSE(12, 01);
EFUSE(13, 02);
EFUSE(14, 13);
EFUSE(15, 14);
EFUSE(16, 15);
EFUSE(17, 16);
EFUSE(40, 12);
EFUSE(41, 11);
EFUSE(42, 10);
EFUSE(43, 09);
EFUSE(44, 08);
EFUSE(45, 07);
EFUSE(46, 05);
EFUSE(47, 06);
EFUSE(50, 17);
EFUSE(51, 18);
EFUSE(52, 20);
EFUSE(53, 19);
EFUSE(54, 22);
EFUSE(55, 21);
EFUSE(56, 24);
EFUSE(57, 23);
};
};
};
&i2c1 {
status = "okay";
bus-frequency = <200000>;
pca9541@72 {
compatible = "nxp,pca9541";
reg = <0x72>;
i2carb1: i2c-arb {
#address-cells = <1>;
#size-cells = <0>;
};
};
};
&i2c2 {
status = "okay";
bus-frequency = <200000>;
pca9541@73 {
compatible = "nxp,pca9541";
reg = <0x73>;
i2carb2: i2c-arb {
#address-cells = <1>;
#size-cells = <0>;
};
};
};
&i2c3 {
status = "okay";
bus-frequency = <200000>;
pca9541@74 {
compatible = "nxp,pca9541";
reg = <0x74>;
i2carb3: i2c-arb {
#address-cells = <1>;
#size-cells = <0>;
};
};
};
&i2c4 {
status = "okay";
bus-frequency = <200000>;
pca9541@7a {
compatible = "nxp,pca9541";
reg = <0x7a>;
i2carb4: i2c-arb {
#address-cells = <1>;
#size-cells = <0>;
gpio@20 {
compatible = "nxp,pca9534";
reg = <0x20>;
gpio-controller;
#gpio-cells = <2>;
};
/* lm25066 efuses @ 10-17, 40-47, 50-57, 59, 5a */
EFUSE(10, 27);
EFUSE(11, 28);
EFUSE(12, 25);
EFUSE(13, 26);
EFUSE(14, 37);
EFUSE(15, 38);
EFUSE(16, 39);
EFUSE(17, 40);
EFUSE(40, 36);
EFUSE(41, 35);
EFUSE(42, 34);
EFUSE(43, 33);
EFUSE(44, 32);
EFUSE(45, 31);
EFUSE(46, 29);
EFUSE(47, 30);
EFUSE(50, 41);
EFUSE(51, 42);
EFUSE(52, 44);
EFUSE(53, 43);
EFUSE(54, 46);
EFUSE(55, 45);
EFUSE(56, 48);
EFUSE(57, 47);
EFUSE(59, 49);
EFUSE(5a, 50);
};
};
};
&i2c6 {
status = "okay";
bus-frequency = <200000>;
pca9541@75 {
compatible = "nxp,pca9541";
reg = <0x75>;
i2carb6: i2c-arb {
#address-cells = <1>;
#size-cells = <0>;
};
};
};
&i2c7 {
status = "okay";
bus-frequency = <200000>;
pca9541@76 {
compatible = "nxp,pca9541";
reg = <0x76>;
i2carb7: i2c-arb {
#address-cells = <1>;
#size-cells = <0>;
};
};
};
&i2c8 {
status = "okay";
bus-frequency = <200000>;
pca9541@7c {
compatible = "nxp,pca9541";
reg = <0x7c>;
i2carb8: i2c-arb {
#address-cells = <1>;
#size-cells = <0>;
fancontrol@30 {
compatible = "delta,ahe50dc-fan";
reg = <0x30>;
};
/* Baseboard FRU eeprom */
eeprom@50 {
compatible = "atmel,24c02";
reg = <0x50>;
};
};
};
};
&i2c12 {
status = "okay";
bus-frequency = <200000>;
pca9541@71 {
compatible = "nxp,pca9541";
reg = <0x71>;
i2carb12: i2c-arb {
#address-cells = <1>;
#size-cells = <0>;
};
};
};
&gpio {
status = "okay";
gpio-line-names =
/* A */ "", "", "", "", "", "", "", "",
/* B */ "", "", "", "", "", "", "", "",
/* C */ "RESET_PEER_N", "HEARTBEAT_OUT", "", "", "", "", "", "",
/* D */ "", "", "", "", "", "", "", "",
/* E */ "DOOM_N", "", "", "", "", "LED_PWR_BLUE", "", "",
/* F */ "", "", "", "", "", "", "", "",
/* G */ "", "", "", "", "", "", "", "",
/* H */ "", "", "", "", "", "", "", "",
/* I */ "", "", "", "", "", "", "", "",
/* J */ "", "", "BMC_ID", "", "", "", "", "",
/* K */ "", "", "", "", "", "", "", "",
/* L */ "", "", "", "", "", "", "", "",
/* M */ "", "", "", "", "", "", "", "",
/* N */ "", "", "", "", "", "", "", "",
/* O */ "", "", "", "", "", "", "", "",
/* P */ "LED_GREEN", "", "LED_RED", "", "", "", "", "",
/* Q */ "", "", "", "", "", "", "", "",
/* R */ "", "", "", "", "", "", "", "",
/* S */ "", "", "", "", "", "", "", "",
/* T */ "", "", "", "", "", "", "", "",
/* U */ "", "", "", "", "", "", "", "",
/* V */ "", "", "", "", "", "", "", "",
/* W */ "", "", "", "", "", "", "", "",
/* X */ "", "", "", "", "", "", "", "",
/* Y */ "HEARTBEAT_IN", "BOARDREV0", "BOARDREV1", "",
/* Z */ "", "", "", "", "", "", "", "",
/* AA */ "", "", "", "", "", "", "", "",
/* AB */ "", "", "", "";
/*
* I don't rightly know what this GPIO really *is*, but setting it to
* zero causes the fans to run at full speed, after which setting it
* back to one causes a power output glitch, so install a hog to keep
* it at one as a failsafe to ensure nothing accidentally touches it.
*/
doom-guardrail-hog {
gpio-hog;
gpios = <ASPEED_GPIO(E, 0) GPIO_ACTIVE_LOW>;
output-low;
};
};
&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>;
};
