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@@ -0,0 +1,207 @@
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+// SPDX-License-Identifier: GPL-2.0+
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+/dts-v1/;
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+
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+#include "aspeed-g5.dtsi"
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+#include <dt-bindings/gpio/aspeed-gpio.h>
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+
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+/ {
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+ model = "HXT StarDragon 4800 REP2 AST2520";
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+ compatible = "hxt,stardragon4800-rep2-bmc", "aspeed,ast2500";
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+
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+ chosen {
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+ stdout-path = &uart5;
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+ bootargs = "console=ttyS4,115200 earlyprintk";
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+ };
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+
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+ memory@80000000 {
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+ reg = <0x80000000 0x40000000>;
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+ };
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+
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+ iio-hwmon {
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+ compatible = "iio-hwmon";
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+ io-channels = <&adc 0>, <&adc 1>, <&adc 2>, <&adc 3>,
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+ <&adc 4>, <&adc 5>, <&adc 6>, <&adc 8>;
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+ };
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+
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+ iio-hwmon-battery {
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+ compatible = "iio-hwmon";
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+ io-channels = <&adc 7>;
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+ };
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+
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+ leds {
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+ compatible = "gpio-leds";
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+
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+ system_fault1 {
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+ label = "System_fault1";
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+ gpios = <&gpio ASPEED_GPIO(I, 3) GPIO_ACTIVE_LOW>;
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+ };
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+
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+ system_fault2 {
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+ label = "System_fault2";
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+ gpios = <&gpio ASPEED_GPIO(I, 2) GPIO_ACTIVE_LOW>;
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+ };
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+ };
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+};
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+
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+&fmc {
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+ status = "okay";
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+ flash@0 {
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+ status = "okay";
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+ m25p,fast-read;
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+ label = "bmc";
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+#include "openbmc-flash-layout.dtsi"
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+ };
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+};
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+
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+&spi1 {
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+ status = "okay";
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+ pinctrl-names = "default";
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+ pinctrl-0 = <&pinctrl_spi1_default>;
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+ flash@0 {
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+ status = "okay";
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+ };
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+};
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+
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+&spi2 {
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+ pinctrl-names = "default";
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+ pinctrl-0 = <&pinctrl_spi2ck_default
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+ &pinctrl_spi2miso_default
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+ &pinctrl_spi2mosi_default
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+ &pinctrl_spi2cs0_default>;
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+};
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+
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+&uart3 {
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+ status = "okay";
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+
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+ pinctrl-names = "default";
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+ pinctrl-0 = <&pinctrl_txd3_default &pinctrl_rxd3_default>;
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+ current-speed = <115200>;
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+};
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+
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+&uart5 {
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+ status = "okay";
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+};
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+
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+&mac0 {
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+ status = "okay";
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+ pinctrl-names = "default";
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+ pinctrl-0 = <&pinctrl_rgmii1_default &pinctrl_mdio1_default>;
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+};
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+
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+&mac1 {
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+ status = "okay";
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+ pinctrl-names = "default";
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+ pinctrl-0 = <&pinctrl_rmii2_default>;
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+ use-ncsi;
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+};
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+
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+&i2c0 {
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+ status = "okay";
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+};
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+
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+&i2c1 {
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+ status = "okay";
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+
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+ tmp421@1e {
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+ compatible = "ti,tmp421";
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+ reg = <0x1e>;
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+ };
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+ tmp421@2a {
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+ compatible = "ti,tmp421";
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+ reg = <0x2a>;
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+ };
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+ tmp421@1c {
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+ compatible = "ti,tmp421";
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+ reg = <0x1c>;
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+ };
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+};
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+
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+&i2c2 {
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+ status = "okay";
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+};
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+
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+&i2c3 {
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+ status = "okay";
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+};
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+
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+&i2c4 {
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+ status = "okay";
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+};
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+
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+&i2c5 {
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+ status = "okay";
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+};
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+
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+&i2c6 {
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+ status = "okay";
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+
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+ tmp421@1f {
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+ compatible = "ti,tmp421";
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+ reg = <0x1f>;
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+ };
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+ nvt210@4c {
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+ compatible = "nvt210";
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+ reg = <0x4c>;
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+ };
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+ eeprom@50 {
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+ compatible = "atmel,24c128";
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+ reg = <0x50>;
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+ pagesize = <128>;
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+ };
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+};
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+
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+&i2c7 {
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+ status = "okay";
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+};
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+
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+&i2c8 {
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+ status = "okay";
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+
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+ pca9641@70 {
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+ compatible = "nxp,pca9641";
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+ reg = <0x70>;
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+ i2c-arb {
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+ #address-cells = <1>;
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+ #size-cells = <0>;
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+ eeprom@50 {
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+ compatible = "atmel,24c02";
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+ reg = <0x50>;
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+ };
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+ dps650ab@58 {
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+ compatible = "dps650ab";
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+ reg = <0x58>;
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+ };
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+ };
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+ };
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+};
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+
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+&i2c9 {
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+ status = "okay";
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+};
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+
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+&vuart {
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+ status = "okay";
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+};
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+
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+&gfx {
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+ status = "okay";
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+};
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+
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+&pinctrl {
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+ aspeed,external-nodes = <&gfx &lhc>;
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+};
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+
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+&gpio {
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+ pin_gpio_c7 {
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+ gpio-hog;
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+ gpios = <ASPEED_GPIO(C, 7) GPIO_ACTIVE_HIGH>;
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+ output-low;
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+ line-name = "BIOS_SPI_MUX_S";
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+ };
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+ pin_gpio_d1 {
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+ gpio-hog;
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+ gpios = <ASPEED_GPIO(D, 1) GPIO_ACTIVE_HIGH>;
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+ output-high;
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+ line-name = "PHY2_RESET_N";
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+ };
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+};
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