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Message-Id: <20251103093320.1392256-3-peter.shen@amd.com>
Date: Mon, 3 Nov 2025 17:33:20 +0800
From: Peter Shen <sjg168@...il.com>
To: Andrew Jeffery <andrew@...econstruct.com.au>
Cc: Joel Stanley <joel@....id.au>,
Rob Herring <robh@...nel.org>,
Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>,
devicetree@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org,
linux-aspeed@...ts.ozlabs.org,
linux-kernel@...r.kernel.org,
peter.shen@....com
Subject: [PATCH v3 2/2] ARM: dts: aspeed: Add Device Tree for Facebook Anacapa BMC
Add the initial device tree source file for the Facebook Anacapa BMC
platform, based on the Aspeed AST2600 SoC.
This device tree configures the platform-specific peripherals and
aliases for OpenBMC usage.
Signed-off-by: Peter Shen <peter.shen@....com>
---
arch/arm/boot/dts/aspeed/Makefile | 1 +
.../aspeed/aspeed-bmc-facebook-anacapa.dts | 1165 +++++++++++++++++
2 files changed, 1166 insertions(+)
create mode 100644 arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-anacapa.dts
diff --git a/arch/arm/boot/dts/aspeed/Makefile b/arch/arm/boot/dts/aspeed/Makefile
index 0f0b5b707654..e1b2fc7b8c08 100644
--- a/arch/arm/boot/dts/aspeed/Makefile
+++ b/arch/arm/boot/dts/aspeed/Makefile
@@ -17,6 +17,7 @@ dtb-$(CONFIG_ARCH_ASPEED) += \
aspeed-bmc-asus-x4tf.dtb \
aspeed-bmc-bytedance-g220a.dtb \
aspeed-bmc-delta-ahe50dc.dtb \
+ aspeed-bmc-facebook-anacapa.dtb \
aspeed-bmc-facebook-bletchley.dtb \
aspeed-bmc-facebook-catalina.dtb \
aspeed-bmc-facebook-clemente.dtb \
diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-anacapa.dts b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-anacapa.dts
new file mode 100644
index 000000000000..d67c7698acf9
--- /dev/null
+++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-facebook-anacapa.dts
@@ -0,0 +1,1165 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+/dts-v1/;
+#include "aspeed-g6.dtsi"
+#include <dt-bindings/gpio/aspeed-gpio.h>
+#include <dt-bindings/i2c/i2c.h>
+
+/ {
+ model = "Facebook Anacapa BMC";
+ compatible = "facebook,anacapa-bmc", "aspeed,ast2600";
+
+ aliases {
+ serial0 = &uart1;
+ serial2 = &uart3;
+ serial3 = &uart4;
+ serial4 = &uart5;
+ i2c16 = &i2c0mux0ch0;
+ i2c17 = &i2c0mux0ch1;
+ i2c18 = &i2c0mux0ch2;
+ i2c19 = &i2c0mux0ch3;
+ i2c20 = &i2c1mux0ch0;
+ i2c21 = &i2c1mux0ch1;
+ i2c22 = &i2c1mux0ch2;
+ i2c23 = &i2c1mux0ch3;
+ i2c24 = &i2c4mux0ch0;
+ i2c25 = &i2c4mux0ch1;
+ i2c26 = &i2c4mux0ch2;
+ i2c27 = &i2c4mux0ch3;
+ i2c28 = &i2c4mux0ch4;
+ i2c29 = &i2c4mux0ch5;
+ i2c30 = &i2c4mux0ch6;
+ i2c31 = &i2c4mux0ch7;
+ i2c32 = &i2c8mux0ch0;
+ i2c33 = &i2c8mux0ch1;
+ i2c34 = &i2c8mux0ch2;
+ i2c35 = &i2c8mux0ch3;
+ i2c36 = &i2c10mux0ch0;
+ i2c37 = &i2c10mux0ch1;
+ i2c38 = &i2c10mux0ch2;
+ i2c39 = &i2c10mux0ch3;
+ i2c40 = &i2c10mux0ch4;
+ i2c41 = &i2c10mux0ch5;
+ i2c42 = &i2c10mux0ch6;
+ i2c43 = &i2c10mux0ch7;
+ i2c44 = &i2c11mux0ch0;
+ i2c45 = &i2c11mux0ch1;
+ i2c46 = &i2c11mux0ch2;
+ i2c47 = &i2c11mux0ch3;
+ i2c48 = &i2c11mux0ch4;
+ i2c49 = &i2c11mux0ch5;
+ i2c50 = &i2c11mux0ch6;
+ i2c51 = &i2c11mux0ch7;
+ i2c52 = &i2c13mux0ch0;
+ i2c53 = &i2c13mux0ch1;
+ i2c54 = &i2c13mux0ch2;
+ i2c55 = &i2c13mux0ch3;
+ i2c56 = &i2c13mux0ch4;
+ i2c57 = &i2c13mux0ch5;
+ i2c58 = &i2c13mux0ch6;
+ i2c59 = &i2c13mux0ch7;
+ };
+
+ chosen {
+ stdout-path = "serial4:57600n8";
+ };
+
+ iio-hwmon {
+ compatible = "iio-hwmon";
+ io-channels = <&adc0 0>, <&adc0 1>, <&adc0 2>, <&adc0 3>,
+ <&adc0 4>, <&adc0 5>, <&adc0 6>, <&adc0 7>,
+ <&adc1 2>;
+ };
+
+ leds {
+ compatible = "gpio-leds";
+
+ led-0 {
+ label = "bmc_heartbeat_amber";
+ gpios = <&gpio0 ASPEED_GPIO(P, 7) GPIO_ACTIVE_LOW>;
+ linux,default-trigger = "heartbeat";
+ };
+
+ led-1 {
+ label = "fp_id_amber";
+ default-state = "off";
+ gpios = <&gpio0 ASPEED_GPIO(B, 5) GPIO_ACTIVE_HIGH>;
+ };
+
+ led-2 {
+ label = "power_blue";
+ default-state = "off";
+ gpios = <&gpio0 ASPEED_GPIO(P, 4) GPIO_ACTIVE_HIGH>;
+ };
+ };
+
+ memory@...00000 {
+ device_type = "memory";
+ reg = <0x80000000 0x80000000>;
+ };
+
+ reserved-memory {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+
+ video_engine_memory: video {
+ size = <0x02c00000>;
+ alignment = <0x00100000>;
+ compatible = "shared-dma-pool";
+ reusable;
+ };
+
+ gfx_memory: framebuffer {
+ size = <0x01000000>;
+ alignment = <0x01000000>;
+ compatible = "shared-dma-pool";
+ reusable;
+ };
+
+ pcc_memory: pccbuffer {
+ no-map;
+ reg = <0xE0000000 0x00001000>; /* 4K */
+ };
+ };
+
+ p3v3_bmc_aux: regulator-p3v3-bmc-aux {
+ compatible = "regulator-fixed";
+ regulator-name = "p3v3_bmc_aux";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+ };
+
+ spi_gpio: spi {
+ compatible = "spi-gpio";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ sck-gpios = <&gpio0 ASPEED_GPIO(Z, 3) GPIO_ACTIVE_HIGH>;
+ mosi-gpios = <&gpio0 ASPEED_GPIO(Z, 4) GPIO_ACTIVE_HIGH>;
+ miso-gpios = <&gpio0 ASPEED_GPIO(Z, 5) GPIO_ACTIVE_HIGH>;
+ num-chipselects = <1>;
+ cs-gpios = <&gpio0 ASPEED_GPIO(Z, 0) GPIO_ACTIVE_LOW>;
+ status = "okay";
+
+ tpm@0 {
+ compatible = "infineon,slb9670", "tcg,tpm_tis-spi";
+ spi-max-frequency = <33000000>;
+ reg = <0>;
+ };
+ };
+};
+
+&adc0 {
+ aspeed,int-vref-microvolt = <2500000>;
+ 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>;
+ status = "okay";
+};
+
+&adc1 {
+ aspeed,int-vref-microvolt = <2500000>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_adc10_default>;
+ status = "okay";
+};
+
+&ehci1 {
+ status = "okay";
+};
+
+&uhci {
+ status = "okay";
+};
+
+&fmc {
+ status = "okay";
+
+ flash@0 {
+ status = "okay";
+ m25p,fast-read;
+ label = "bmc";
+ spi-max-frequency = <50000000>;
+#include "openbmc-flash-layout-128.dtsi"
+ };
+
+ flash@1 {
+ status = "okay";
+ m25p,fast-read;
+ label = "alt-bmc";
+ spi-max-frequency = <50000000>;
+ };
+};
+
+&gpio0 {
+ gpio-line-names =
+
+ /*A0-A7*/ //"","","","","","","","",
+ "SMB_BMC_MM11_SCL","SMB_BMC_MM11_SDA",
+ "SMB_BMC_MM12_SCL","SMB_BMC_MM12_SDA",
+ "SMB_BMC_MM13_SCL","SMB_BMC_MM13_SDA",
+ "SMB_BMC_MM14_SCL","SMB_BMC_MM14_SDA",
+
+ /*B0-B7*/ //"rtc-battery-voltage-read-enable","","","BMC_READY","","led-identify","","",
+ "BATTERY_DETECT","BMC_GPIOB1",
+ "BMC_I2C1_FPGA_ALERT","BMC_READY",
+ "IOEXP_INT_3V3","FM_ID_LED",
+ "UART_BMC_4_TXD","UART_BMC_4_RXD",
+
+
+ /*C0-C7*/ //"","","","","","","","",
+ "BMC_GPIOC0","NCSI0_SCM_HPM_TX_EN",
+ "NCSI0_SCM_HPM_D0","NCSI0_SCM_HPM_D1",
+ "PMBUS_REQ_N","PSU_FW_UPDATE_REQ_N",
+ "NCSI0_HPM_SCM_CLK","BMC_I2C_SSIF_ALERT",
+
+ /*D0-D7*/ //"","","","","","","","",
+ "NCSI0_HPM_SCM_D0","NCSI0_HPM_SCM_D1",
+ "NCSI0_HPM_SCM_CRS_DV","NCSI0_RXER",
+ "BMC_GPIOD4","BMC_GPIOD5",
+ "BMC_GPIOD6","BMC_GPIOD7",
+
+ /*E0-E7*/ //"","","","","","","","",
+ "BMC_GPIOE0","BMC_GPIOE1",
+ "BMC_GPIOE1","PD_RGMII4_RXCTL",
+ "BMC_GPIOE1","BMC_GPIOE1",
+ "BMC_GPIOE1","NCSI1_RXER",
+
+ /*F0-F7*/ //"","","","","","","","",
+ "BMC_EMMC_CLK","BMC_EMMC_CMD",
+ "BMC_EMMC_DT0","BMC_EMMC_DT1",
+ "BMC_EMMC_DT2","BMC_EMMC_DT3",
+ "BMC_EMMC_CD_N","BMC_EMMC_WP_N",
+
+ /*G0-G7*/ //"FM_MUX1_SEL_R","","","","","","","",
+ "FM_MUX1_SEL","BMC_GPIOG1",
+ "BMC_EMMC_DT4","BMC_EMMC_DT5",
+ "BMC_EMMC_DT6","BMC_EMMC_DT7",
+ "FM_DEBUG_PORT_PRSNT_N","FM_BMC_DBP_PRESENT_N",
+
+ /*H0-H7*/ //"","","","","","","","",
+ "SGPIO_CLK_1","SGPIO_LD_1",
+ "SGPIO_DO_1","SGPIO_DI_1",
+ "SMB_BMC_MM15_SCL","SMB_BMC_MM15_SDA",
+ "SMB_BMC_MM16_SCL","SMB_BMC_MM16_SDA",
+
+ /*I0-I7*/ //"","","","","","","","",
+ "JTAG_1_BMC_TRST","JTAG_1_BMC_TCK",
+ "JTAG_1_BMC_TMS","JTAG_1_BMC_TDI",
+ "JTAG_1_BMC_TDO","FLASH_WP_STATUS",
+ "BMC_JTAG_MUX_SEL","BMC_GPIOI7",
+
+ /*J0-J7*/ //"","","","","","","","",
+ "SMB_BMC_MM1_SCL","SMB_BMC_MM1_SDA",
+ "SMB_BMC_MM2_SCL","SMB_BMC_MM2_SDA",
+ "I3C_5_HV18_SCL","I3C_5_HV18_SDA",
+ "I3C_6_HV18_SCL","I3C_6_HV18_SDA",
+
+ /*K0-K7*/ //"","","","","","","","",
+ "SMB_BMC_MM5_SCL","SMB_BMC_MM5_SDA",
+ "SMB_BMC_MM6_SCL","SMB_BMC_MM6_SDA",
+ "SMB_BMC_MM7_SCL","SMB_BMC_MM7_SDA",
+ "SMB_BMC_MM8_SCL","SMB_BMC_MM8_SDA",
+
+ /*L0-L7*/ //"","","","","","","","",
+ "SMB_BMC_MM9_SCL","SMB_BMC_MM9_SDA",
+ "SMB_BMC_MM10_SCL","SMB_BMC_MM10_SDA",
+ "UART_BMC_3_TXD","UART_BMC_3_RXD",
+ "V_VGAHS","V_VGAVS",
+
+ /*M0-M7*/ //"","","","","","","","",
+ "PCIE_EP_RST_EN","BMC_FRU_WP",
+ "SCM_HPM_STBY_RST_N","SCM_HPM_STBY_EN",
+ "STBY_POWER_PG_3V3","TH500_SHDN_OK",
+ "UART_BMC_1_TXD","UART_BMC_1_RXD",
+
+ /*N0-N7*/ //"led-postcode-0","led-postcode-1","led-postcode-2","led-postcode-3","led-postcode-4","led-postcode-5","led-postcode-6","led-postcode-7",
+ "LED_POSTCODE_0","LED_POSTCODE_1",
+ "LED_POSTCODE_2","LED_POSTCODE_3",
+ "LED_POSTCODE_4","LED_POSTCODE_5",
+ "LED_POSTCODE_6","LED_POSTCODE_7",
+
+ /*O0-O7*/ //"","","","","","","","",
+ "RUN_POWER_PG","PWR_BRAKE",
+ "CHASSIS_AC_LOSS","BSM_PRSNT_N",
+ "PSU_SMB_ALERT","FM_TPM_PRSNT_0_N",
+ "PSU_FW_UPDATING_N","BMC_GPIOO7",
+
+ /*P0-P7*/ //"power-button","","reset-button","","led-power","","","",
+ "PWR_BTN_BMC_BUF_N","IPEX_CABLE_PRSNT",
+ "ID_RST_BTN_BMC_N","RST_BMC_RSTBTN_OUT_N",
+ "PWR_LED","RUN_POWER_EN",
+ "SHDN_FORCE","BMC_HEARTBEAT_N",
+
+ /*Q0-Q7*/ //"","","","","","","","",
+ "IRQ_PCH_TPM_SPI_LV3_N","USB_OC0_REAR_N",
+ "UART_MUX_SEL","I2C_MUX_RESET",
+ "RSVD_NV_PLT_DETECT","SPI_TPM_INT",
+ "CPU_JTAG_MUX_SELECT","THERM_BB_OVERT",
+
+ /*R0-R7*/ //"","","","","","","","",
+ "THERM_BB_WARN","SPI_BMC_FPGA_INT",
+ "CPU_BOOT_DONE","PMBUS_GNT",
+ "CHASSIS_PWR_BRK","PCIE_WAKE",
+ "PDB_THERM_OVERT","SHDN_REQ",
+
+ /*S0-S7*/ //"","","power-host-control","","","","","",
+ "MDC1_BMC","MDIO1_BMC",
+ "SYS_BMC_PWRBTN_N","FM_TPM_PRSNT_1_N",
+ "FM_BMC_DEBUG_SW_N","UID_LED_N",
+ "SYS_FAULT_LED_N","RUN_POWER_FAULT",
+
+ /*T0-T7*/ "","","","","","","","",
+
+ /*U0-U7*/ "","","","","","","","",
+
+ /*V0-V7*/ //"","","","","","","","",
+ "L2_RST_REQ_OUT","L0L1_RST_REQ_OUT",
+ "BMC_ID_BEEP_SEL","BMC_I2C0_FPGA_ALERT",
+ "SMB_BMC_TMP_ALERT","PWR_LED_N",
+ "SYS_RST_OUT","IRQ_TPM_SPI_N",
+
+ /*W0-W7*/ "","","","","","","","",
+ "ESPI_LPC_D0_IO0","ESPI_LPC_D1_IO1",
+ "ESPI_LPC_D2_IO2","ESPI_LPC_D3_IO3",
+ "ESPI_HOST_LPC_BMC_CLK","ESPI_HOST_LPC_BMC_LFRAME_N",
+ "IRQ_ESPI_LPC_SERIRQ_ALERT0_N","RST_ESPI_LPC_BMC_N",
+
+ /*X0-X7*/ //"","","","","","","","",
+ "BMC_GPIOX0","BMC_GPIOX1",
+ "BMC_GPIOX2","SPI_BMC_OOB_0_CLK",
+ "SPI_BMC_OOB_0_IO0","SPI_BMC_OOB_0_IO1",
+ "SPI_BMC_OOB_0_IO2","SPI_BMC_OOB_0_IO3",
+
+ /*Y0-Y7*/ //"","","","","","","","",
+ "RST_WDTRST_PLD_N","RST_BMC_SELF_HW",
+ "FM_FLASH_LATCH_N","BMC_EMMC_RST_N",
+ "BMC_GPIOY4","BMC_GPIOY5",
+ "PU_BMC_FWSPIABR_N","PU_FWSPIWP_N",
+
+ /*Z0-Z7*/ //"","","","","","","","";
+ "SPI_BMC_TPM_CS2_N","PU_SPI1ABR",
+ "PU_SPI1WP_N","SPI_BMC_TPM_CLK",
+ "SPI_BMC_TPM_MOSI","SPI_BMC_TPM_MISO",
+ "BMC_GPIOZ6","BMC_GPIOZ7";
+
+};
+
+&gpio1 {
+ gpio-line-names =
+ /*18A0-18A7*/ //"","","","","","","","",
+ "RGMII1TXCK","RGMII1TXCTL",
+ "RGMII1TXD0","RGMII1TXD1",
+ "RGMII1TXD2","RGMII1TXD3",
+ "RGMII1RXCK","RGMII1RXCTL",
+
+ /*18B0-18B7*/ //"","","","","FM_BOARD_BMC_REV_ID0","FM_BOARD_BMC_REV_ID1","FM_BOARD_BMC_REV_ID2","",
+ "RGMII1RXD0","RGMII1RXD1",
+ "RGMII1RXD2","RGMII1RXD3",
+ "FM_BOARD_BMC_REV_ID0","FM_BOARD_BMC_REV_ID1",
+ "FM_BOARD_BMC_REV_ID2","BMC_GPIO18B7",
+
+ /*18C0-18C7*/ //"SPI_BMC_BIOS_ROM_IRQ0_R_N","","","","","","","",
+ "BMC_GPIO18C0","BMC_GPIO18C1",
+ "SPI_BMC_BIOS_ROM_IRQ0_N","BMC_GPIO18C3",
+ "BMC_GPIO18C4","BMC_GPIO18C5",
+ "BMC_GPIO18C6","BMC_GPIO18C7",
+
+ /*18D0-18D7*/ //"","","","","","","","",
+ "BMC_GPIO18D0","BMC_GPIO18D1",
+ "BMC_GPIO18D2","BMC_GPIO18D3",
+ "BMC_GPIO18D4","BMC_GPIO18D5",
+ "BMC_GPIO18D6","BMC_GPIO18D7",
+
+ /*18E0-18E3*/ //"FM_BMC_PROT_LS_EN","AC_PWR_BMC_BTN_R_N","","";
+ "FM_BMC_PROT_LS_EN","AC_PWR_BMC_BTN_N",
+ "BMC_GPIO18E2","BMC_GPIO18E3";
+};
+
+// L Bridge Board
+&i2c0 {
+ status = "okay";
+
+ i2c-mux@70 {
+ compatible = "nxp,pca9546";
+ reg = <0x70>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ i2c-mux-idle-disconnect;
+
+ i2c0mux0ch0: i2c@0 {
+ reg = <0>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ i2c0mux0ch1: i2c@1 {
+ reg = <1>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ i2c0mux0ch2: i2c@2 {
+ reg = <2>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ i2c0mux0ch3: i2c@3 {
+ reg = <3>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ };
+};
+
+// R Bridge Board
+&i2c1 {
+ status = "okay";
+
+ i2c-mux@70 {
+ compatible = "nxp,pca9546";
+ reg = <0x70>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ i2c-mux-idle-disconnect;
+
+ i2c1mux0ch0: i2c@0 {
+ reg = <0>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ i2c1mux0ch1: i2c@1 {
+ reg = <1>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ i2c1mux0ch2: i2c@2 {
+ reg = <2>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ i2c1mux0ch3: i2c@3 {
+ reg = <3>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ };
+};
+
+// MB - E1.S
+&i2c4 {
+ status = "okay";
+
+ i2c-mux@70 {
+ compatible = "nxp,pca9548";
+ reg = <0x70>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ i2c-mux-idle-disconnect;
+
+ i2c4mux0ch0: i2c@0 {
+ reg = <0>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ i2c4mux0ch1: i2c@1 {
+ reg = <1>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ i2c4mux0ch2: i2c@2 {
+ reg = <2>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ i2c4mux0ch3: i2c@3 {
+ reg = <3>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ i2c4mux0ch4: i2c@4 {
+ reg = <4>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ i2c4mux0ch5: i2c@5 {
+ reg = <5>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ i2c4mux0ch6: i2c@6 {
+ reg = <6>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ i2c4mux0ch7: i2c@7 {
+ reg = <7>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ };
+};
+
+// AMC
+&i2c5 {
+ status = "okay";
+};
+
+// MB
+&i2c6 {
+ status = "okay";
+
+ gpio@20 {
+ compatible = "amd,helios_cpld";
+ reg = <0x20>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ };
+
+ // HPM FRU
+ eeprom@50 {
+ compatible = "atmel,24c256";
+ reg = <0x50>;
+ };
+};
+
+// SCM
+&i2c7 {
+ status = "okay";
+
+
+};
+
+// MB - PDB
+&i2c8 {
+ status = "okay";
+
+ i2c-mux@72 {
+ compatible = "nxp,pca9546";
+ reg = <0x72>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ i2c-mux-idle-disconnect;
+
+ i2c8mux0ch0: i2c@0 {
+ reg = <0>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ gpio@22 {
+ compatible = "nxp,pca9555";
+ reg = <0x22>;
+ gpio-controller;
+ #gpio-cells = <2>;
+
+ gpio-line-names =
+ "RPDB_FAN_FULL_SPEED_R_N","RPDB_I2C_TEMP75_U8_ALERT_R_N",
+ "RPDB_I2C_TMP432_U29_ALERT_R_N","RPDB_GLOBAL_WP",
+ "RPDB_FAN_CT_FAN_FAIL_R_N","",
+ "","",
+ "RPDB_ALERT_P50V_HSC2_R_N","RPDB_ALERT_P50V_HSC3_R_N",
+ "RPDB_ALERT_P50V_HSC4_R_N","RPDB_ALERT_P50V_STBY_R_N",
+ "RPDB_I2C_P12V_MB_VRM_ALERT_R_N","RPDB_I2C_P12V_STBY_VRM_ALERT_R_N",
+ "RPDB_PGD_P3V3_STBY_PWRGD_R","RPDB_P12V_STBY_VRM_PWRGD_BUF_R";
+ };
+
+ gpio@24 {
+ compatible = "nxp,pca9555";
+ reg = <0x24>;
+ gpio-controller;
+ #gpio-cells = <2>;
+
+ gpio-line-names =
+ "RPDB_EAM2_PRSNT_MOS_N_R","RPDB_EAM3_PRSNT_MOS_N_R",
+ "RPDB_PWRGD_P50V_HSC4_SYS_R","RPDB_PWRGD_P50V_STBY_SYS_BUF_R",
+ "RPDB_P50V_FAN1_R2_PG","RPDB_P50V_FAN2_R2_PG",
+ "RPDB_P50V_FAN3_R2_PG","RPDB_P50V_FAN4_R2_PG",
+ "","RPDB_FAN1_PRSNT_N_R",
+ "","RPDB_FAN2_PRSNT_N_R",
+ "RPDB_FAN3_PRSNT_N_R","RPDB_FAN4_PRSNT_N_R",
+ "","";
+ };
+
+ // R-PDB FRU
+ eeprom@50 {
+ compatible = "atmel,24c128";
+ reg = <0x50>;
+ };
+ };
+ i2c8mux0ch1: i2c@1 {
+ reg = <1>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ gpio@22 {
+ compatible = "nxp,pca9555";
+ reg = <0x22>;
+ gpio-controller;
+ #gpio-cells = <2>;
+
+ gpio-line-names =
+ "LPDB_FAN_FULL_SPEED_R_N","LPDB_I2C_TEMP75_U8_ALERT_R_N",
+ "LPDB_I2C_TMP432_U29_ALERT_R_N","LPDB_GLOBAL_WP",
+ "LPDB_FAN_CT_FAN_FAIL_R_N","",
+ "","",
+ "LPDB_ALERT_P50V_HSC0_R_N","LPDB_ALERT_P50V_HSC1_R_N",
+ "LPDB_ALERT_P50V_HSC5_R_N","LPDB_I2C_P12V_SW_VRM_ALERT_R_N",
+ "LPDB_EAM0_PRSNT_MOS_N_R","LPDB_EAM1_PRSNT_MOS_N_R",
+ "LPDB_PWRGD_P50V_HSC5_SYS_R","";
+ };
+
+ gpio@24 {
+ compatible = "nxp,pca9555";
+ reg = <0x24>;
+ gpio-controller;
+ #gpio-cells = <2>;
+
+ gpio-line-names =
+ "LPDB_P50V_FAN1_R2_PG","LPDB_P50V_FAN2_R2_PG",
+ "LPDB_P50V_FAN3_R2_PG","LPDB_P50V_FAN4_R2_PG",
+ "LPDB_P50V_FAN5_R2_PG","LPDB_FAN1_PRSNT_N_R",
+ "LPDB_FAN2_PRSNT_N_R","LPDB_FAN3_PRSNT_N_R",
+ "LPDB_FAN4_PRSNT_N_R","LPDB_FAN5_PRSNT_N_R",
+ "","",
+ "","",
+ "","";
+ };
+
+ // L-PDB FRU
+ eeprom@50 {
+ compatible = "atmel,24c128";
+ reg = <0x50>;
+ };
+ };
+ i2c8mux0ch2: i2c@2 {
+ reg = <2>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ i2c8mux0ch3: i2c@3 {
+ reg = <3>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ };
+};
+
+// SCM
+&i2c9 {
+ status = "okay";
+
+ // SCM FRU
+ eeprom@50 {
+ compatible = "atmel,24c128";
+ reg = <0x50>;
+ };
+
+ // BSM FRU
+ eeprom@56 {
+ compatible = "atmel,24c64";
+ reg = <0x56>;
+ };
+};
+
+// R Bridge Board
+&i2c10 {
+ status = "okay";
+
+ i2c-mux@71 {
+ compatible = "nxp,pca9548";
+ reg = <0x71>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ i2c-mux-idle-disconnect;
+
+ i2c10mux0ch0: i2c@0 {
+ reg = <0>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ i2c10mux0ch1: i2c@1 {
+ reg = <1>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ i2c10mux0ch2: i2c@2 {
+ reg = <2>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ i2c10mux0ch3: i2c@3 {
+ reg = <3>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ i2c10mux0ch4: i2c@4 {
+ reg = <4>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ i2c10mux0ch5: i2c@5 {
+ reg = <5>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ gpio@22 {
+ compatible = "nxp,pca9555";
+ reg = <0x22>;
+ gpio-controller;
+ #gpio-cells = <2>;
+
+ gpio-line-names =
+ "","",
+ "","RBB_CPLD_REFRESH_IN_PRGRS_R_L",
+ "RBB_EAM0_NIC_CBL_PRSNT_R_L","RBB_EAM1_NIC_CBL_PRSNT_R_L",
+ "RBB_AINIC_JTAG_MUX_R2_SEL","RBB_SPI_MUX0_R2_SEL",
+ "RBB_AINIC_PRSNT_R_L","RBB_AINIC_OE_R_N",
+ "RBB_AINIC_BOARD_R2_ID","RBB_RST_USB2_HUB_R_N",
+ "RBB_RST_FT4222_R_N","RBB_RST_MCP2210_R_N",
+ "","";
+ };
+
+ // R Bridge Board FRU
+ eeprom@52 {
+ compatible = "atmel,24c256";
+ reg = <0x52>;
+ };
+ };
+ i2c10mux0ch6: i2c@6 {
+ reg = <6>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ i2c10mux0ch7: i2c@7 {
+ reg = <7>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ };
+};
+
+// L Bridge Board
+&i2c11 {
+ status = "okay";
+
+ i2c-mux@71 {
+ compatible = "nxp,pca9548";
+ reg = <0x71>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ i2c-mux-idle-disconnect;
+
+ i2c11mux0ch0: i2c@0 {
+ reg = <0>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ i2c11mux0ch1: i2c@1 {
+ reg = <1>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ i2c11mux0ch2: i2c@2 {
+ reg = <2>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ i2c11mux0ch3: i2c@3 {
+ reg = <3>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ i2c11mux0ch4: i2c@4 {
+ reg = <4>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ i2c11mux0ch5: i2c@5 {
+ reg = <5>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ gpio@22 {
+ compatible = "nxp,pca9555";
+ reg = <0x22>;
+ gpio-controller;
+ #gpio-cells = <2>;
+
+ gpio-line-names =
+ "","",
+ "","LBB_CPLD_REFRESH_IN_PRGRS_R_L",
+ "LBB_EAM0_NIC_CBL_PRSNT_R_L","LBB_EAM1_NIC_CBL_PRSNT_R_L",
+ "LBB_AINIC_JTAG_MUX_R2_SEL","LBB_SPI_MUX0_R2_SEL",
+ "LBB_AINIC_PRSNT_R_L","LBB_AINIC_OE_R_N",
+ "LBB_AINIC_BOARD_R2_ID","LBB_RST_USB2_HUB_R_N",
+ "LBB_RST_FT4222_R_N","LBB_RST_MCP2210_R_N",
+ "","";
+ };
+
+ // L Bridge Board FRU
+ eeprom@52 {
+ compatible = "atmel,24c256";
+ reg = <0x52>;
+ };
+ };
+ i2c11mux0ch6: i2c@6 {
+ reg = <6>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ i2c11mux0ch7: i2c@7 {
+ reg = <7>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ };
+};
+
+// Debug Card
+&i2c12 {
+ status = "okay";
+};
+
+// MB
+&i2c13 {
+ status = "okay";
+
+ i2c-mux@70 {
+ compatible = "nxp,pca9548";
+ reg = <0x70>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ i2c-mux-idle-disconnect;
+
+ i2c13mux0ch0: i2c@0 {
+ reg = <0>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ i2c13mux0ch1: i2c@1 {
+ reg = <1>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ // RSVD FRU
+ /*eeprom@53 {
+ compatible = "atmel,24c256";
+ reg = <0x53>;
+ };*/
+ };
+ i2c13mux0ch2: i2c@2 {
+ reg = <2>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ i2c13mux0ch3: i2c@3 {
+ reg = <3>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ adc@1f {
+ compatible = "ti,adc128d818";
+ reg = <0x1f>;
+ ti,mode = /bits/ 8 <1>;
+ };
+ };
+ i2c13mux0ch4: i2c@4 {
+ reg = <4>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ // HPM BRD ID FRU
+ eeprom@51 {
+ compatible = "atmel,24c256";
+ reg = <0x51>;
+ };
+ };
+ i2c13mux0ch5: i2c@5 {
+ reg = <5>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ i2c13mux0ch6: i2c@6 {
+ reg = <6>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ i2c13mux0ch7: i2c@7 {
+ reg = <7>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+ };
+};
+
+// SCM
+&i2c14 {
+ status = "okay";
+};
+
+&i2c15 {
+ status = "okay";
+};
+
+&lpc_ctrl {
+ status = "okay";
+};
+
+&kcs2 {
+ aspeed,lpc-io-reg = <0xca8>;
+ status = "okay";
+};
+
+&kcs3 {
+ aspeed,lpc-io-reg = <0xca2>;
+ status = "okay";
+};
+
+&pinctrl {
+ pinctrl_ncsi3_default: ncsi3_default {
+ function = "RMII3";
+ groups = "NCSI3";
+ };
+};
+
+&mac2 {
+ status = "okay";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_ncsi3_default>;
+ use-ncsi;
+};
+
+&sgpiom0 {
+ ngpios = <128>;
+ bus-frequency = <2000000>;
+ gpio-line-names =
+ /*in - out - in - out */
+ /*A0-A3 line 0-7*/
+ "","FM_CPU0_SYS_RESET_N",
+ "","CPU0_KBRST_N",
+ "","FM_CPU0_PROCHOT_trigger_N",
+ "","FM_CLR_CMOS_R_P0",
+ /*A4-A7 line 8-15*/
+ "","Force_I3C_SEL",
+ "","SYSTEM_Force_Run_AC_Cycle",
+ "","",
+ "","",
+ /*B0-B3 line 16-23*/
+ "Channel0_leakage_EAM3","FM_CPU_FPGA_JTAG_MUX_SEL",
+ "Channel1_leakage_EAM0","FM_SCM_JTAG_MUX_SEL",
+ "Channel2_leakage_Manifold1","FM_BRIDGE_JTAG_MUX_SEL",
+ "Channel3_leakage","FM_CPU0_NMI_SYNC_FLOOD_N",
+ /*B4-B7 line 24-31*/
+ "Channel4_leakage_Manifold2","",
+ "Channel5_leakage_EAM1","",
+ "Channel6_leakage_CPU_DIMM","",
+ "Channel7_leakage_EAM2","",
+ /*C0-C3 line 32-39*/
+ "RSVD_RMC_GPIO3","",
+ "LEAK_DETECT_RMC_N","",
+ "","",
+ "","",
+ /*C4-C7 line 40-47*/
+ "","",
+ "","",
+ "","",
+ "","",
+ /*D0-D3 line 48-55*/
+ "PWRGD_PDB_EAMHSC0_CPLD_PG_R","",
+ "PWRGD_PDB_EAMHSC1_CPLD_PG_R","",
+ "PWRGD_PDB_EAMHSC2_CPLD_PG_R","",
+ "PWRGD_PDB_EAMHSC3_CPLD_PG_R","",
+ /*D4-D7 line 56-63*/
+ "AMC_BRD_PRSNT_CPLD_L","",
+ "","",
+ "","",
+ "","",
+ /*E0-E3 line 64-71*/
+ "AMC_PDB_EAMHSC0_CPLD_EN_R","",
+ "AMC_PDB_EAMHSC1_CPLD_EN_R","",
+ "AMC_PDB_EAMHSC2_CPLD_EN_R","",
+ "AMC_PDB_EAMHSC3_CPLD_EN_R","",
+ /*E4-E7 line 72-79*/
+ "","",
+ "","",
+ "","",
+ "","",
+ /*F0-F3 line 80-87*/
+ "PWRGD_PVDDCR_CPU1_P0","SGPIO_READY",
+ "PWRGD_PVDDCR_CPU0_P0","",
+ "","",
+ "","",
+ /*F4-F7 line 88-95*/
+ "","",
+ "","",
+ "","",
+ "","",
+ /*G0-G3 line 96-103*/
+ "PWRGD_PVDDCR_SOC_P0","",
+ "PWRGD_PVDDIO_P0","",
+ "PWRGD_PVDDIO_MEM_S3_P0","",
+ "PWRGD_CHMP_CPU0_FPGA","",
+ /*G4-G7 line 104-111*/
+ "PWRGD_CHIL_CPU0_FPGA","",
+ "PWRGD_CHEH_CPU0_FPGA","",
+ "PWRGD_CHAD_CPU0_FPGA","FM_BMC_READY_PLD",
+ "","",
+ /*H0-H3 line 112-119*/
+ "PWRGD_P3V3","",
+ "P12V_DDR_IP_PWRGD_R","",
+ "P12V_DDR_AH_PWRGD_R","",
+ "PWRGD_P12V_VRM1_CPLD_PG_R","",
+ /*H4-H7 line 120-127*/
+ "PWRGD_P12V_VRM0_CPLD_PG_R","",
+ "PWRGD_PDB_HSC4_CPLD_PG_R","",
+ "PWRGD_PVDD18_S5_P0_PG","",
+ "PWRGD_PVDD33_S5_P0_PG","",
+ /*I0-I3 line 128-135*/
+ "EAM0_BRD_PRSNT_R_L","",
+ "EAM1_BRD_PRSNT_R_L","",
+ "EAM2_BRD_PRSNT_R_L","",
+ "EAM3_BRD_PRSNT_R_L","",
+ /*I4-I7 line 136-143*/
+ "EAM0_CPU_MOD_PWR_GD_R","",
+ "EAM1_CPU_MOD_PWR_GD_R","",
+ "EAM2_CPU_MOD_PWR_GD_R","",
+ "EAM3_CPU_MOD_PWR_GD_R","",
+ /*J0-J3 line 144-151*/
+ "PRSNT_L_BIRDGE_R","",
+ "PRSNT_R_BIRDGE_R","",
+ "BRIDGE_L_MAIN_PG_R","",
+ "BRIDGE_R_MAIN_PG_R","",
+ /*J4-J7 line 152-159*/
+ "BRIDGE_L_STBY_PG_R","",
+ "BRIDGE_R_STBY_PG_R","",
+ "","",
+ "","",
+ /*K0-K3 line 160-167*/
+ "ADC_I2C_ALERT_N","",
+ "TEMP_I2C_ALERT_R_L","",
+ "CPU0_VR_SMB_ALERT_CPLD_N","",
+ "COVER_INTRUDER_R_N","",
+ /*K4-K7 line 168-175*/
+ "HANDLE_INTRUDER_CPLD_N","",
+ "IRQ_MCIO_CPLD_WAKE_R_N","",
+ "APML_CPU0_ALERT_R_N","",
+ "PDB_ALERT_R_N","",
+ /*L0-L3 line 176-183*/
+ "CPU0_SP7R1","",
+ "CPU0_SP7R2","",
+ "CPU0_SP7R3","",
+ "CPU0_SP7R4","",
+ /*L4-L7 line 184-191*/
+ "CPU0_CORETYPE0","",
+ "CPU0_CORETYPE1","",
+ "CPU0_CORETYPE2","",
+ "FM_BIOS_POST_CMPLT_R_N","",
+ /*M0-M3 line 192-199*/
+ "EAM0_SMERR_CPLD_R_L","",
+ "EAM1_SMERR_CPLD_R_L","",
+ "EAM2_SMERR_CPLD_R_L","",
+ "EAM3_SMERR_CPLD_R_L","",
+ /*M4-M7 line 200-207*/
+ "CPU0_SMERR_N_R","",
+ "CPU0_NV_SAVE_N_R","",
+ "PDB_PWR_LOSS_CPLD_N","",
+ "IRQ_BMC_SMI_ACTIVE_R_N","",
+ /*N0-N3 line 208-215*/
+ "AMCROT_BMC_S5_RDY_R","",
+ "AMC_RDY_R","",
+ "AMC_STBY_PGOOD_R","",
+ "CPU_AMC_SLP_S5_R_L","",
+ /*N4-N7 line 216-223*/
+ "AMC_CPU_EAMPG_R","",
+ "","",
+ "","",
+ "","",
+ /*O0-O3 line 224-231*/
+ "HPM_PWR_FAIL","Port80_b0",
+ "FM_DIMM_IP_FAIL","Port80_b1",
+ "FM_DIMM_AH_FAIL","Port80_b2",
+ "HPM_AMC_THERMTRIP_R_L","Port80_b3",
+ /*O4-O7 line 232-239*/
+ "FM_CPU0_THERMTRIP_N","Port80_b4",
+ "PVDDCR_SOC_P0_OCP_L","Port80_b5",
+ "CPLD_SGPIO_RDY","Port80_b6",
+ "","Port80_b7",
+ /*P0-P3 line 240-247*/
+ "CPU0_SLP_S5_N_R","NFC_VEN",
+ "CPU0_SLP_S3_N_R","",
+ "FM_CPU0_PWRGD","",
+ "PWRGD_RMC","",
+ /*P4-P7 line 248-255*/
+ "FM_RST_CPU0_RESET_N","",
+ "FM_PWRGD_CPU0_PWROK","",
+ "wS5_PWR_Ready","",
+ "wS0_ON_N","PWRGD_P1V0_AUX";
+ status = "okay";
+};
+
+// BIOS Flash
+&spi2 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_spi2_default>;
+ status = "okay";
+ reg = <0x1e631000 0xc4>, <0x50000000 0x8000000>;
+
+ flash@0 {
+ compatible = "jedec,spi-nor";
+ label = "pnor";
+ spi-max-frequency = <12000000>;
+ spi-tx-bus-width = <2>;
+ spi-rx-bus-width = <2>;
+ status = "okay";
+ };
+};
+
+// HOST BIOS Debug
+&uart1 {
+ status = "okay";
+};
+
+&uart3 {
+ status = "okay";
+};
+
+&uart4 {
+ status = "okay";
+};
+
+// BMC Debug Console
+&uart5 {
+ status = "okay";
+};
+
+&uart_routing {
+ status = "okay";
+};
+
+&wdt1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_wdtrst1_default>;
+ aspeed,reset-type = "soc";
+ aspeed,external-signal;
+ aspeed,ext-push-pull;
+ aspeed,ext-active-high;
+ aspeed,ext-pulse-duration = <256>;
+ status = "okay";
+};
+
+&vhub {
+ status = "okay";
+ pinctrl-names = "default";
+};
+
+&video {
+ status = "okay";
+ memory-region = <&video_engine_memory>;
+};
+
+&gfx {
+ status = "okay";
+ memory-region = <&gfx_memory>;
+};
--
2.34.1
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