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Wed, 20 Aug 2025 22:10:51 -0700 From: Donald Shannon To: , , , CC: , , , , , , , Subject: [PATCH 2/2] ARM: dts: aspeed: Add NVIDIA VR144NVL board Date: Wed, 20 Aug 2025 22:10:47 -0700 Message-ID: <20250821051047.3638978-3-donalds@nvidia.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250821051047.3638978-1-donalds@nvidia.com> References: <20250821051047.3638978-1-donalds@nvidia.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-NV-OnPremToCloud: ExternallySecured X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: DS2PEPF00003446:EE_|DS7PR12MB8291:EE_ X-MS-Office365-Filtering-Correlation-Id: 5f55c151-1d50-429f-5361-08dde0712483 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|1800799024|82310400026|36860700013|376014|7416014|13003099007; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?f9cXJGh4Rw3kt/HUsh9DaqGD4oQs4nV5JKJFC29sHgxFpiqszCmFRDUADhgH?= =?us-ascii?Q?UEFUPTbSCwCk++tUCjXXv+ShT3mpLba9PYAplK+shnKevDyRCrVMANSfRGjX?= =?us-ascii?Q?k/p1vPknIjaNr7fsyLj5oOVfGSWvFI5PDrkVVV4WU5+auVD0AwfsRvIzmSOs?= =?us-ascii?Q?V1Y7x4UD34qmxwm4KAmiaPV/WKROq+N/wmyXh+pKytcG0MQK9dFsD+wAFcOa?= =?us-ascii?Q?uSjcbVYqFkXLUdmsZloEwNoHSAMkFBvsGATJrHOXHZpNKFtqUZS7hz+v0wuB?= =?us-ascii?Q?pNuP8BmQbCNdsd7gxYBmfZc+ifH3dim0WSdcKC6dS3/xk5l6ZqbJuHleAous?= =?us-ascii?Q?kRArZOuUCFFVpk263yu4u43GAGpeelJhg/V1Z+08I39Ap1d27tBK+63cf7Dz?= =?us-ascii?Q?HCTUNbFy2I+H4fchoqLxiV9PLr1VxN8lbWgH/4aSi3/vzgvyaflxvOd/zS4G?= =?us-ascii?Q?UPZBU9Pj0Of0KsKhXEAh4GsPO0z7ApgbYcI+pTaOKf/3pd01s8njKSCWUvgp?= =?us-ascii?Q?m3oF3DteWOPR7X073UAhvXxxO1yKUeIzCZRxrLCtYCbmJQo6RVH266iDqbrf?= =?us-ascii?Q?b27ltx23wed5JUnZ52rWwh5LybOiW1XbheoMgDCArRBV+uY7yk3GFsXdjkEr?= =?us-ascii?Q?238m2AveO6UZm1gJW4vTGrZQO1eNrtEXet3jpcHBmxq2SA5z+3+hpfyHpgN1?= =?us-ascii?Q?VVBiq+GdpbM05j3o9dzmb3Ug3PjxQxEAvIRrfP4keLhIKJ5isqSaFBkIlR4P?= =?us-ascii?Q?DZoA7GmKfm5BCjvvigrmAbSd5wkEGd+PhNIi08ffTQKVut+w7hDZXHqe6F1I?= =?us-ascii?Q?uFuv9jXLlmnQOIs+NoIPvdi5tDzvpN93EQnGgiZ+qtcolZfbKJLfj6kbp+4b?= =?us-ascii?Q?f9nBSkNeWRkJYKM34wwz77zXo3lDeIQP1fhwU3egYSorscYSH0YwQLc/3PJ/?= =?us-ascii?Q?zP7dxjnXZ7wtDh7xVgEk6IwEwwMSnpzQvlmVydzCY3X1IfIb6RNiv+cIQb+s?= =?us-ascii?Q?IVwZg2dAb3KBDR59FO8Ijm9dr/qIgQrVRzJXUetxj76/dc+7xUWKOOLciyqZ?= =?us-ascii?Q?USB8vT7GEwGopn/VhkyQjw0LvbxM4ymo+PkYPRcUeJAkissjO/WAswcRY0OX?= =?us-ascii?Q?5iZ4WKwZWwUo/lXHhCu6rljmh9oz5E2RqgVzWQoVa7yGOo+CS88LROiX/y5+?= =?us-ascii?Q?Y3np1Wf3vBv6caqOw1QtiJ4bGRAxi/4De04JkSPOGO+5UxarjgVe0wU2fuGU?= =?us-ascii?Q?+MVbxB49nujdCK4P7Vry8kvCyugcglckJ8/FXG656c70eVEa6EX8gtip23pS?= =?us-ascii?Q?D9cTNBsTKTFEGvv6lDq4uY8DS+LvCqix+uDwSU/6S8/wkkhzlOxR/6yHiPFE?= =?us-ascii?Q?8ULFjh7XObV9uqFRIIq6rO4NBoOHALNVzu6In2NnEX/Lx5OZh5XegxBlgvMF?= =?us-ascii?Q?bx1+ELIfb5ageLMvgCxvrFuCcw5oUSn3LjHZzyZwE5ph2kH/XYjNDtPqGlHD?= =?us-ascii?Q?SyUpN7dKGoc88KFEZNUiCHxK6uAjV6RieYJm?= X-Forefront-Antispam-Report: CIP:216.228.117.160;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:dc6edge1.nvidia.com;CAT:NONE;SFS:(13230040)(1800799024)(82310400026)(36860700013)(376014)(7416014)(13003099007);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 21 Aug 2025 05:11:10.3448 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 5f55c151-1d50-429f-5361-08dde0712483 X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.117.160];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: DS2PEPF00003446.namprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DS7PR12MB8291 Content-Type: text/plain; charset="utf-8" This is an Aspeed AST2600 based BMC board for the NVIDIA VR144NVL Platform. Reference to Ast2600 SOC [1]. Reference to DC-SCM Spec [2]. Link: https://www.aspeedtech.com/server_ast2600/ [1] Link: https://www.opencompute.org/w/index.php?title=3DServer/MHS/DC-SCM-Spe= cs-and-Designs [2] Signed-off-by: Donald Shannon --- arch/arm/boot/dts/aspeed/Makefile | 1 + .../dts/aspeed/aspeed-bmc-nvidia-vr144nvl.dts | 879 ++++++++++++++++++ 2 files changed, 880 insertions(+) create mode 100644 arch/arm/boot/dts/aspeed/aspeed-bmc-nvidia-vr144nvl.dts diff --git a/arch/arm/boot/dts/aspeed/Makefile b/arch/arm/boot/dts/aspeed/M= akefile index 8062c685f7e8..b479824c434b 100644 --- a/arch/arm/boot/dts/aspeed/Makefile +++ b/arch/arm/boot/dts/aspeed/Makefile @@ -55,6 +55,7 @@ dtb-$(CONFIG_ARCH_ASPEED) +=3D \ aspeed-bmc-lenovo-hr855xg2.dtb \ aspeed-bmc-microsoft-olympus.dtb \ aspeed-bmc-nvidia-gb200nvl-bmc.dtb \ + aspeed-bmc-nvidia-vr144nvl.dtb \ aspeed-bmc-opp-lanyang.dtb \ aspeed-bmc-opp-mowgli.dtb \ aspeed-bmc-opp-nicole.dtb \ diff --git a/arch/arm/boot/dts/aspeed/aspeed-bmc-nvidia-vr144nvl.dts b/arch= /arm/boot/dts/aspeed/aspeed-bmc-nvidia-vr144nvl.dts new file mode 100644 index 000000000000..145b3838df8a --- /dev/null +++ b/arch/arm/boot/dts/aspeed/aspeed-bmc-nvidia-vr144nvl.dts @@ -0,0 +1,879 @@ +// SPDX-License-Identifier: GPL-2.0+ +/dts-v1/; + +#include "aspeed-g6.dtsi" +#include +#include +#include + +/ { + model =3D "AST2600 VR144NVL BMC"; + compatible =3D "nvidia,vr144nvl-bmc", "aspeed,ast2600"; + + aliases { + serial2 =3D &uart3; + serial4 =3D &uart5; + i2c16 =3D &c0uphy0; + i2c17 =3D &c0uphy2; + i2c18 =3D &c0unused2; + i2c19 =3D &c0unused3; + i2c20 =3D &c0unused4; + i2c21 =3D &c0unused5; + i2c22 =3D &c0unused6; + i2c23 =3D &c0unused7; + i2c24 =3D &c1uphy0; + i2c25 =3D &c1uphy2; + i2c26 =3D &c1unused2; + i2c27 =3D &c1unused3; + i2c28 =3D &c1unused4; + i2c29 =3D &c1unused5; + i2c30 =3D &c1unused6; + i2c31 =3D &c1unused7; + i2c32 =3D &i2c_usb_hub; + i2c33 =3D &i2c_tpm; + i2c34 =3D &i2c_dp; + i2c35 =3D &i2c_rtc; + }; + + buttons { + compatible =3D "gpio-keys"; + button-power { + label =3D "power_btn"; + linux,code =3D ; + gpios =3D <&exp7 9 GPIO_ACTIVE_LOW>; + }; + button-uid { + label =3D "uid_btn"; + linux,code =3D ; + gpios =3D <&exp7 11 GPIO_ACTIVE_LOW>; + }; + }; + + chosen { + stdout-path =3D &uart5; + }; + + leds { + compatible =3D "gpio-leds"; + hb-led { + gpios =3D <&gpio0 127 GPIO_ACTIVE_LOW>; + function =3D LED_FUNCTION_HEARTBEAT; + color =3D ; + label =3D "bmc-hbled"; + linux,default-trigger =3D "heartbeat"; + default-state =3D "on"; + retain-state-suspended; + retain-state-shutdown; + }; + pwr-led { + gpios =3D <&exp7 8 GPIO_ACTIVE_LOW>; + function =3D LED_FUNCTION_POWER; + color =3D ; + label =3D "pwr-led"; + linux,default-trigger =3D "default-on"; + default-state =3D "on"; + retain-state-suspended; + retain-state-shutdown; + }; + uid-led { + gpios =3D <&exp7 10 GPIO_ACTIVE_LOW>; + function =3D LED_FUNCTION_INDICATOR; + color =3D ; + label =3D "uid-led"; + default-state =3D "off"; + retain-state-suspended; + retain-state-shutdown; + }; + fault-led { + gpios =3D <&exp7 12 GPIO_ACTIVE_LOW>; + function =3D LED_FUNCTION_PANIC; + color =3D ; + label =3D "fault-led"; + default-state =3D "off"; + retain-state-suspended; + retain-state-shutdown; + panic-indicator; + }; + warn-led { + gpios =3D <&exp7 15 GPIO_ACTIVE_LOW>; + function =3D LED_FUNCTION_PANIC; + color =3D ; + label =3D "warn-led"; + default-state =3D "off"; + retain-state-suspended; + retain-state-shutdown; + }; + }; + + memory@80000000 { + device_type =3D "memory"; + reg =3D <0x80000000 0x80000000>; + }; + + reg_3v3_stby: regulator-3v3-standby { + compatible =3D "regulator-fixed"; + regulator-name =3D "3v3-standby"; + regulator-min-microvolt =3D <3300000>; + regulator-max-microvolt =3D <3300000>; + gpio =3D <&gpio0 ASPEED_GPIO(M, 3) GPIO_ACTIVE_HIGH>; + enable-active-high; + regulator-always-on; + }; + + reserved-memory { + #address-cells =3D <1>; + #size-cells =3D <1>; + ranges; + + vga_memory: framebuffer@9f000000 { + no-map; + reg =3D <0x9f000000 0x01000000>; /* 16M */ + }; + + ramoops@a0000000 { + compatible =3D "ramoops"; + reg =3D <0xa0000000 0x100000>; /* 1MB */ + record-size =3D <0x10000>; /* 64KB */ + max-reason =3D <2>; /* KMSG_DUMP_OOPS */ + }; + + gfx_memory: framebuffer { + compatible =3D "shared-dma-pool"; + reusable; + size =3D <0x01000000>; + alignment =3D <0x01000000>; + }; + + video_engine_memory: jpegbuffer { + compatible =3D "shared-dma-pool"; + reusable; + size =3D <0x02000000>; /* 32M */ + alignment =3D <0x01000000>; + }; + }; +}; + +// Enable Primary flash on FMC for bring up activity +&fmc { + status =3D "okay"; + flash@0 { + compatible =3D "jedec,spi-nor"; + label =3D "bmc"; + spi-max-frequency =3D <50000000>; + status =3D "okay"; + partitions { + compatible =3D "fixed-partitions"; + #address-cells =3D <1>; + #size-cells =3D <1>; + + u-boot@0 { + // 896KB + reg =3D <0x0 0xe0000>; + label =3D "u-boot"; + }; + + kernel@100000 { + // 9MB + reg =3D <0x100000 0x900000>; + label =3D "kernel"; + }; + + rofs@a00000 { + // 55292KB (extends to end of 64MB SPI - 4KB) + reg =3D <0xa00000 0x35FF000>; + label =3D "rofs"; + }; + }; + }; +}; + +&spi2 { + pinctrl-names =3D "default"; + pinctrl-0 =3D <&pinctrl_spi2_default>; + status =3D "okay"; + // Data SPI is 64MB in size + flash@0 { + compatible =3D "jedec,spi-nor"; + label =3D "config"; + spi-max-frequency =3D <50000000>; + status =3D "okay"; + partitions { + compatible =3D "fixed-partitions"; + #address-cells =3D <1>; + #size-cells =3D <1>; + + u-boot-env@0 { + // 256KB + reg =3D <0x0 0x40000>; + label =3D "u-boot-env"; + }; + + rwfs@40000 { + // 16MB + reg =3D <0x40000 0x1000000>; + label =3D "rwfs"; + }; + + log@1040000 { + // 40MB + reg =3D <0x1040000 0x2800000>; + label =3D "log"; + }; + }; + }; +}; + +&mdio0 { + status =3D "okay"; + ethphy0: ethernet-phy@0 { + compatible =3D "ethernet-phy-ieee802.3-c22"; + reg =3D <0>; + }; +}; + +&mac0 { + pinctrl-names =3D "default"; + phy-mode =3D "rgmii-id"; + phy-handle =3D <ðphy0>; + pinctrl-0 =3D <&pinctrl_rgmii1_default>; + status =3D "okay"; +}; + +// USB Port B +&ehci1 { + status =3D "okay"; +}; + +// USB Port B +&uhci { + status =3D "okay"; +}; + +// USB port A +&vhub { + status =3D "okay"; +}; + +&rng { + status =3D "okay"; +}; + +&video { + memory-region =3D <&video_engine_memory>; + status =3D "okay"; +}; + +&gpio0 { + gpio-line-names =3D + /*A0-A7*/ "", "", "", "", "", "", "", "", + /*B0-B7*/ "", "", "", "", "", "", "", "", + /*C0-C7*/ "", "", "", "", "", "", "", "", + /*D0-D7*/ "", "", "", "", "", "", "", "", + /*E0-E7*/ "RTL8221_PHY_RST_L-O", "RTL8211_PHY_INT_L-I", "", "", "", "", = "", + "MUX_SGPIO_SEL-O", + /*F0-F7*/ "", "", "", "", "", "", "", "", + /*G0-G7*/ "", "", "", "", "", "", "", "", + /*H0-H7*/ "", "", "", "", "", "", "", "", + /*I0-I7*/ "", "", "", "", "", "QSPI2_RST_L-O", "GLOBAL_WP-O", "BMC_DDR4_= TEN-O", + /*J0-J7*/ "", "", "", "", "", "", "", "", + /*K0-K7*/ "", "", "", "", "", "", "", "", + /*L0-L7*/ "", "", "", "", "", "", "", "", + /*M0-M7*/ "HUB_RST_N-O", "BMC_FRU_WP-O", "SCM_PGOOD_C-O", "HPM_STBY_POWE= R_EN-O", + "STBY_POWER_PG_3V3-I", "PCIE_EP_RST_C_L-O", "", "", + /*N0-N7*/ "", "", "", "", "", "", "", "", + /*O0-O7*/ "", "", "", "", "", "", "", "", + /*P0-P7*/ "", "", "", "", "", "", "", "BMC_HBLED_L-O", + /*Q0-Q7*/ "", "", "", "", "", "", "", "", + /*R0-R7*/ "", "SP0_AP_INTR_N-I", "", "", "", "", "", "", + /*S0-S7*/ "", "", "", "", "", "", "", "", + /*T0-T7*/ "", "", "", "", "", "", "", "", + /*U0-U7*/ "", "", "", "", "", "", "", "", + /*V0-V7*/ "", "", "", "","PCB_TEMP_ALERT_L-I", "","", "", + /*W0-W7*/ "", "", "", "", "", "", "", "", + /*X0-X7*/ "", "", "", "", "", "", "", "", + /*Y0-Y7*/ "", "", "", "EMMC_RST_L-O", "","", "", "", + /*Z0-Z7*/ "GPIOZ0_EROT_OOB_INTR_N_C-I","", "", "", "", "", "", ""; +}; + +&gpio1 { + /* 36 1.8V GPIOs */ + gpio-line-names =3D + /*A0-A7*/ "", "", "", "", "", "", "", "", + /*B0-B7*/ "", "", "", "", "AP_EROT_REQ-O", "EROT_AP_GNT-I", "I2C_MGMT0_A= LERT_N-I", + "", + /*C0-C7*/ "", "", "", "", "", "", "", "", + /*D0-D7*/ "", "", "", "", "", "", "", "I2C_SSIF_ALERT_N-I", + /*E0-E7*/ "", "", "", "", "", "", "", ""; +}; + +&uart1 { + status =3D "okay"; +}; + +&uart5 { + status =3D "okay"; +}; + +// I2C1 +&i2c0 { + clock-frequency =3D <400000>; + status =3D "okay"; +}; + +// I2C2 +// Baseboard 0 Management 1 +&i2c1 { + clock-frequency =3D <400000>; + status =3D "okay"; + + i2c-mux@70 { + compatible =3D "nxp,pca9548"; + #address-cells =3D <1>; + #size-cells =3D <0>; + reg =3D <0x70>; + i2c-mux-idle-disconnect; + vdd-supply =3D <®_3v3_stby>; + + c0uphy0: i2c@0 { + #address-cells =3D <1>; + #size-cells =3D <0>; + reg =3D <0>; + }; + + c0uphy2: i2c@1 { + #address-cells =3D <1>; + #size-cells =3D <0>; + reg =3D <1>; + }; + + c0unused2: i2c@2 { + #address-cells =3D <1>; + #size-cells =3D <0>; + reg =3D <2>; + }; + + c0unused3: i2c@3 { + #address-cells =3D <1>; + #size-cells =3D <0>; + reg =3D <3>; + }; + + c0unused4: i2c@4 { + #address-cells =3D <1>; + #size-cells =3D <0>; + reg =3D <4>; + }; + + c0unused5: i2c@5 { + #address-cells =3D <1>; + #size-cells =3D <0>; + reg =3D <5>; + }; + + c0unused6: i2c@6 { + #address-cells =3D <1>; + #size-cells =3D <0>; + reg =3D <6>; + }; + + c0unused7: i2c@7 { + #address-cells =3D <1>; + #size-cells =3D <0>; + reg =3D <7>; + }; + }; + + exp0: gpio@20 { + compatible =3D "nxp,pca9535"; + reg =3D <0x20>; + gpio-controller; + #gpio-cells =3D <2>; + interrupt-controller; + #interrupt-cells =3D <2>; + interrupt-parent =3D <&gpio1>; + interrupts =3D ; + vcc-supply =3D <®_3v3_stby>; + gpio-line-names =3D + "MCU_RESET_L-O", + "MCU_RECOVERY_L-O", + "GPU_MCU_RESET_L_3V3-O", + "GPU_MCU_RECOVERY_L_3V3-O", + "THERM_OVERT_L-I", + "THERM_WARN_L-I", + "HMC_IST_PRE_RST_L-O", + "CPLD_READY-I", + "MODULE_PWR_GOOD-I", + "MCU_HMC_ALERT_L-I", + "USB_HMC_HUB_RST_L-O", + "HPM_MCU_OK-I", + "CPU0_SHDN_OK_L_3V3-I", + "PRIMARY_NODE_L-O", + "IST_SYS_RST_L-O", + "PWR_BRAKE_STATUS_L-I"; + }; + + exp1: gpio@21 { + compatible =3D "nxp,pca9535"; + reg =3D <0x21>; + gpio-controller; + #gpio-cells =3D <2>; + interrupt-controller; + #interrupt-cells =3D <2>; + interrupt-parent =3D <&gpio1>; + interrupts =3D ; + vcc-supply =3D <®_3v3_stby>; + gpio-line-names =3D + "CPU_FORCED_RECOVERY_L-O", + "CPU_BOOT_DEV_SEL0-O", + "CPU_BOOT_DEV_SEL1-O", + "CPU_BOOT_DEV_SEL2-O", + "BOARD_ID_0-I", + "CPU_RECOVERY_TYPE0-O", + "CPU_RECOVERY_TYPE1-O", + "CPU_IST_BOOT_HMC-O", + "CPU_BOOT_CHAIN0-O", + "BOARD_ID_1-I", + "BOARD_ID_2-I", + "CPU_DIE_SEL0-O", + "CPU_DIE_SEL1-O", + "CPU_DIE_SEL2-O", + "CPU_BOOT_COMPLETE-I", + "IOX_JTAG_NVSEL-O"; + }; + + eeprom@50 { + compatible =3D "atmel,24c64"; + reg =3D <0x50>; + pagesize =3D <32>; + }; +}; + +// I2C3 +// Baseboard 0 Management 0 +&i2c2 { + clock-frequency =3D <400000>; + status =3D "okay"; + + exp3: gpio@20 { + compatible =3D "nxp,pca9535"; + reg =3D <0x20>; + gpio-controller; + #gpio-cells =3D <2>; + interrupt-controller; + #interrupt-cells =3D <2>; + interrupt-parent =3D <&gpio1>; + interrupts =3D ; + vcc-supply =3D <®_3v3_stby>; + gpio-line-names =3D + "BMC_SHDN_FORCE_L-O", + "IOX_STBY_PWR_PGOOD-I", + "THERM_OVERT_L-I", + "THERM_WARN_L-I", + "GLOBAL_WP_BMC-O", + "USB_HUB0_RST_L-O", + "IOX_PRE_RST_N-O", + "LEAK_DETECT_L-I", + "RUN_PWR_EN-O", + "MODULE_PWR_GOOD-I", + "CPU_CHIPTHROT_L_3V3-I", + "SHDN_REQ_L_3V3-O", + "CPU0_SHDN_OK_L_3V3-I", + "CPU1_SHDN_OK_L_3V3-I", + "PWR_BRAKE_L_3V3-O", + "PWR_BRAKE_STATUS_L-I"; + }; + + exp4: gpio@21 { + compatible =3D "nxp,pca9535"; + reg =3D <0x21>; + gpio-controller; + #gpio-cells =3D <2>; + interrupt-controller; + #interrupt-cells =3D <2>; + interrupt-parent =3D <&gpio1>; + interrupts =3D ; + vcc-supply =3D <®_3v3_stby>; + gpio-line-names =3D + "I2C_BUS_MUX_RST_L-O", + "HPM_MCU_OK-I", + "AIC_USB_EN-O", + "SOCAMM_DAC_SEL0-O", + "SNN_SOCAMM_DAC_SEL1-O", + "C0_SOCAMM_I2C_SEL_R-O", + "SNN_C1_SOCAMM_I2C_SEL_R-O", + "EEPROM_POWER_DISABLE-O", + "CPU_L0L1_RST_L_3V3-I", + "CPU_L2_RST_L_3V3-I", + "BOARD_ID_0-I", + "BOARD_ID_1-I", + "BMC_LEAK_TEST_L-O", + "MCU_BMC_ALERT_L-I", + "CPU_BOOT_COMPLETE_3V3-I", + "BOARD_ID_2-I"; + }; + + eeprom@50 { + compatible =3D "atmel,24c64"; + reg =3D <0x50>; + pagesize =3D <32>; + }; +}; + +// I2C4 +// Baseboard 1 Management 1 +&i2c3 { + clock-frequency =3D <400000>; + status =3D "okay"; + + i2c-mux@70 { + compatible =3D "nxp,pca9548"; + #address-cells =3D <1>; + #size-cells =3D <0>; + reg =3D <0x70>; + i2c-mux-idle-disconnect; + vdd-supply =3D <®_3v3_stby>; + + c1uphy0: i2c@0 { + #address-cells =3D <1>; + #size-cells =3D <0>; + reg =3D <0>; + }; + + c1uphy2: i2c@1 { + #address-cells =3D <1>; + #size-cells =3D <0>; + reg =3D <1>; + }; + + c1unused2: i2c@2 { + #address-cells =3D <1>; + #size-cells =3D <0>; + reg =3D <2>; + }; + + c1unused3: i2c@3 { + #address-cells =3D <1>; + #size-cells =3D <0>; + reg =3D <3>; + }; + + c1unused4: i2c@4 { + #address-cells =3D <1>; + #size-cells =3D <0>; + reg =3D <4>; + }; + + c1unused5: i2c@5 { + #address-cells =3D <1>; + #size-cells =3D <0>; + reg =3D <5>; + }; + + c1unused6: i2c@6 { + #address-cells =3D <1>; + #size-cells =3D <0>; + reg =3D <6>; + }; + + c1unused7: i2c@7 { + #address-cells =3D <1>; + #size-cells =3D <0>; + reg =3D <7>; + }; + }; + + exp5: gpio@20 { + compatible =3D "nxp,pca9535"; + reg =3D <0x20>; + gpio-controller; + #gpio-cells =3D <2>; + interrupt-controller; + #interrupt-cells =3D <2>; + interrupt-parent =3D <&gpio1>; + interrupts =3D ; + vcc-supply =3D <®_3v3_stby>; + gpio-line-names =3D + "MCU_RESET_L-O", + "MCU_RECOVERY_L-O", + "GPU_MCU_RESET_L_3V3-O", + "GPU_MCU_RECOVERY_L_3V3-O", + "THERM_OVERT_L-I", + "THERM_WARN_L-I", + "HMC_IST_PRE_RST_L-O", + "CPLD_READY-I", + "MODULE_PWR_GOOD-I", + "MCU_HMC_ALERT_L-I", + "USB_HMC_HUB_RST_L-O", + "HPM_MCU_OK-I", + "CPU0_SHDN_OK_L_3V3-I", + "PRIMARY_NODE_L-O", + "IST_SYS_RST_L-O", + "PWR_BRAKE_STATUS_L-I"; + }; + + exp6: gpio@21 { + compatible =3D "nxp,pca9535"; + reg =3D <0x21>; + gpio-controller; + #gpio-cells =3D <2>; + interrupt-controller; + #interrupt-cells =3D <2>; + interrupt-parent =3D <&gpio1>; + interrupts =3D ; + vcc-supply =3D <®_3v3_stby>; + gpio-line-names =3D + "CPU_FORCED_RECOVERY_L-O", + "CPU_BOOT_DEV_SEL0-O", + "CPU_BOOT_DEV_SEL1-O", + "CPU_BOOT_DEV_SEL2-O", + "BOARD_ID_0-I", + "CPU_RECOVERY_TYPE0-O", + "CPU_RECOVERY_TYPE1-O", + "CPU_IST_BOOT_HMC-O", + "CPU_BOOT_CHAIN0-O", + "BOARD_ID_1-I", + "BOARD_ID_2-I", + "CPU_DIE_SEL0-O", + "CPU_DIE_SEL1-O", + "CPU_DIE_SEL2-O", + "CPU_BOOT_COMPLETE-I", + "IOX_JTAG_NVSEL-O"; + }; + + eeprom@50 { + compatible =3D "atmel,24c64"; + reg =3D <0x50>; + pagesize =3D <32>; + }; +}; + +// I2C5 +&i2c4 { + clock-frequency =3D <400000>; + status =3D "okay"; +}; + +// I2C6 +// Management Board +&i2c5 { + clock-frequency =3D <400000>; + status =3D "okay"; + + exp7: gpio@20 { + compatible =3D "nxp,pca9555"; + reg =3D <0x20>; + gpio-controller; + #gpio-cells =3D <2>; + interrupt-controller; + #interrupt-cells =3D <2>; + interrupt-parent =3D <&gpio1>; + interrupts =3D ; + vcc-supply =3D <®_3v3_stby>; + gpio-line-names =3D + "HMC_RST_R_L-O", + "HMC_RECOVERY_R-O", + "HMC_SPI_MUX_R_SEL-O", + "GLOBAL_WP-O", + "HMC_READY-I", + "HMC_PRSNT_R-I", + "BMC_SELF_PWR_CYCLE-O", + "EEDO_LED2-O", + "PWR_LED_L-O", + "PWR_BTN_L-I", + "UID_LED_L-O", + "UID_BTN_L-I", + "FAULT_LED_L-I", + "USB2_HUB_RST_L-O", + "BMC_M2_RST_L-O", + "WARN_LED_L-O"; + }; + + temp-sensor@48 { + compatible =3D "ti,tmp1075"; + reg =3D <0x48>; + }; +}; + +// I2C7 +// BMC Expander + Management Board +&i2c6 { + clock-frequency =3D <400000>; + status =3D "okay"; + + exp8: gpio@20 { + compatible =3D "ti,tca6408"; + reg =3D <0x20>; + gpio-controller; + #gpio-cells =3D <2>; + vcc-supply =3D <®_3v3_stby>; + gpio-line-names =3D + "", + "", + "EROT_FATAL_ERROR_N-I", + "", + "", + "EROT_RECOV_N-O", + "NRESET_IN_IOX_N-O", + ""; + }; + + i2c-mux@70 { + compatible =3D "nxp,pca9546"; + #address-cells =3D <1>; + #size-cells =3D <0>; + reg =3D <0x70>; + i2c-mux-idle-disconnect; + vdd-supply =3D <®_3v3_stby>; + + i2c_usb_hub:i2c@0 { + #address-cells =3D <1>; + #size-cells =3D <0>; + reg =3D <0>; + }; + + i2c_tpm:i2c@1 { + #address-cells =3D <1>; + #size-cells =3D <0>; + reg =3D <1>; + + }; + + i2c_dp:i2c@2 { + #address-cells =3D <1>; + #size-cells =3D <0>; + reg =3D <2>; + }; + + i2c_rtc:i2c@3 { + #address-cells =3D <1>; + #size-cells =3D <0>; + reg =3D <3>; + }; + }; +}; + +// I2C8 +// Baseboard 1 Management 0 +&i2c7 { + clock-frequency =3D <400000>; + status =3D "okay"; + + exp9: gpio@20 { + compatible =3D "nxp,pca9535"; + reg =3D <0x20>; + gpio-controller; + #gpio-cells =3D <2>; + interrupt-controller; + #interrupt-cells =3D <2>; + interrupt-parent =3D <&gpio1>; + interrupts =3D ; + vcc-supply =3D <®_3v3_stby>; + gpio-line-names =3D + "BMC_SHDN_FORCE_L-O", + "IOX_STBY_PWR_PGOOD-I", + "THERM_OVERT_L-I", + "THERM_WARN_L-I", + "GLOBAL_WP_BMC-O", + "USB_HUB0_RST_L-O", + "IOX_PRE_RST_N-O", + "LEAK_DETECT_L-I", + "RUN_PWR_EN-O", + "MODULE_PWR_GOOD-I", + "CPU_CHIPTHROT_L_3V3-I", + "SHDN_REQ_L_3V3-O", + "CPU0_SHDN_OK_L_3V3-I", + "CPU1_SHDN_OK_L_3V3-I", + "PWR_BRAKE_L_3V3-O", + "PWR_BRAKE_STATUS_L-I"; + }; + + exp10: gpio@21 { + compatible =3D "nxp,pca9535"; + reg =3D <0x21>; + gpio-controller; + #gpio-cells =3D <2>; + interrupt-controller; + #interrupt-cells =3D <2>; + interrupt-parent =3D <&gpio1>; + interrupts =3D ; + vcc-supply =3D <®_3v3_stby>; + gpio-line-names =3D + "I2C_BUS_MUX_RST_L-O", + "HPM_MCU_OK-I", + "AIC_USB_EN-O", + "SOCAMM_DAC_SEL0-O", + "SNN_SOCAMM_DAC_SEL1-O", + "C0_SOCAMM_I2C_SEL_R-O", + "SNN_C1_SOCAMM_I2C_SEL_R-O", + "EEPROM_POWER_DISABLE-O", + "CPU_L0L1_RST_L_3V3-I", + "CPU_L2_RST_L_3V3-I", + "BOARD_ID_0-I", + "BOARD_ID_1-I", + "BMC_LEAK_TEST_L-O", + "MCU_BMC_ALERT_L-I", + "CPU_BOOT_COMPLETE_3V3-I", + "BOARD_ID_2-I"; + }; + + eeprom@50 { + compatible =3D "atmel,24c64"; + reg =3D <0x50>; + pagesize =3D <32>; + }; +}; + +// I2C9 +&i2c8 { + clock-frequency =3D <400000>; + status =3D "okay"; +}; + +// I2C10 +&i2c9 { + clock-frequency =3D <400000>; + status =3D "okay"; +}; + +// I2C11 +// BMC FRU + TEMP +&i2c10 { + clock-frequency =3D <400000>; + status =3D "okay"; + + eeprom@50 { + compatible =3D "atmel,24c02"; + reg =3D <0x50>; + pagesize =3D <16>; + }; + + temp-sensor@48 { + compatible =3D "ti,tmp1075"; + reg =3D <0x48>; + }; + +}; + +// I2C13 +&i2c12 { + clock-frequency =3D <400000>; + status =3D "okay"; +}; + +// I2C14 +&i2c13 { + clock-frequency =3D <400000>; + status =3D "okay"; +}; + +// I2C15 +&i2c14 { + clock-frequency =3D <400000>; + status =3D "okay"; +}; + +// I2C16 +&i2c15 { + clock-frequency =3D <400000>; + status =3D "okay"; +}; --=20 2.43.0