1# SPDX-License-Identifier: GPL-2.0 2# 3# Platform support for Mellanox hardware 4# 5 6menuconfig MELLANOX_PLATFORM 7 bool "Platform support for Mellanox hardware" 8 depends on X86 || ARM || ARM64 || COMPILE_TEST 9 help 10 Say Y here to get to see options for platform support for 11 Mellanox systems. This option alone does not add any kernel code. 12 13 If you say N, all options in this submenu will be skipped and disabled. 14 15if MELLANOX_PLATFORM 16 17config MLX_PLATFORM 18 tristate "Mellanox Technologies platform support" 19 depends on ACPI && I2C && PCI 20 select REGMAP 21 help 22 This option enables system support for the Mellanox Technologies 23 platform. The Mellanox systems provide data center networking 24 solutions based on Virtual Protocol Interconnect (VPI) technology 25 enable seamless connectivity to 56/100Gb/s InfiniBand or 10/40/56GbE 26 connection. 27 28 If you have a Mellanox system, say Y or M here. 29 30config MLXREG_DPU 31 tristate "Nvidia Data Processor Unit platform driver support" 32 depends on I2C 33 select REGMAP_I2C 34 help 35 This driver provides support for the Nvidia BF3 Data Processor Units, 36 which are the part of SN4280 Ethernet smart switch systems 37 providing a high performance switching solution for Enterprise Data 38 Centers (EDC) for building Ethernet based clusters, High-Performance 39 Computing (HPC) and embedded environments. 40 41 If you have a Nvidia smart switch system, say Y or M here. 42 43config MLXREG_HOTPLUG 44 tristate "Mellanox platform hotplug driver support" 45 depends on HWMON 46 depends on I2C 47 select REGMAP 48 help 49 This driver handles hot-plug events for the power suppliers, power 50 cables and fans on the wide range Mellanox IB and Ethernet systems. 51 52config MLXREG_IO 53 tristate "Mellanox platform register access driver support" 54 depends on HWMON 55 select REGMAP 56 help 57 This driver allows access to Mellanox programmable device register 58 space through sysfs interface. The sets of registers for sysfs access 59 are defined per system type bases and include the registers related 60 to system resets operation, system reset causes monitoring and some 61 kinds of mux selection. 62 63config MLXREG_LC 64 tristate "Mellanox line card platform driver support" 65 depends on HWMON 66 depends on I2C 67 select REGMAP 68 help 69 This driver provides support for the Mellanox MSN4800-XX line cards, 70 which are the part of MSN4800 Ethernet modular switch systems 71 providing a high performance switching solution for Enterprise Data 72 Centers (EDC) for building Ethernet based clusters, High-Performance 73 Computing (HPC) and embedded environments. 74 75config MLXBF_TMFIFO 76 tristate "Mellanox BlueField SoC TmFifo platform driver" 77 depends on ARM64 78 depends on ACPI 79 depends on VIRTIO_CONSOLE && VIRTIO_NET 80 help 81 Say y here to enable TmFifo support. The TmFifo driver provides 82 platform driver support for the TmFifo which supports console 83 and networking based on the virtio framework. 84 85config MLXBF_BOOTCTL 86 tristate "Mellanox BlueField Firmware Boot Control driver" 87 depends on ARM64 88 depends on ACPI 89 depends on NET 90 help 91 The Mellanox BlueField firmware implements functionality to 92 request swapping the primary and alternate eMMC boot partition, 93 and to set up a watchdog that can undo that swap if the system 94 does not boot up correctly. This driver provides sysfs access 95 to the userspace tools, to be used in conjunction with the eMMC 96 device driver to do necessary initial swap of the boot partition. 97 98config MLXBF_PMC 99 tristate "Mellanox BlueField Performance Monitoring Counters driver" 100 depends on ARM64 101 depends on HWMON 102 depends on ACPI 103 help 104 Say y here to enable PMC support. The PMC driver provides access 105 to performance monitoring counters within various blocks in the 106 Mellanox BlueField SoC via a sysfs interface. 107 108config NVSW_SN2201 109 tristate "Nvidia SN2201 platform driver support" 110 depends on HWMON && I2C 111 depends on ACPI || COMPILE_TEST 112 select REGMAP_I2C 113 help 114 This driver provides support for the Nvidia SN2201 platform. 115 The SN2201 is a highly integrated for one rack unit system with 116 L3 management switches. It has 48 x 1Gbps RJ45 + 4 x 100G QSFP28 117 ports in a compact 1RU form factor. The system also including a 118 serial port (RS-232 interface), an OOB port (1G/100M MDI interface) 119 and USB ports for management functions. 120 The processor used on SN2201 is Intel Atom®Processor C Series, 121 C3338R which is one of the Denverton product families. 122 System equipped with Nvidia®Spectrum-1 32x100GbE Ethernet switch. 123 124endif # MELLANOX_PLATFORM 125