378 lines
11 KiB
Plaintext
378 lines
11 KiB
Plaintext
menuconfig PCI
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bool "PCI support"
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depends on DM
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default y if PPC
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help
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Enable support for PCI (Peripheral Interconnect Bus), a type of bus
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used on some devices to allow the CPU to communicate with its
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peripherals.
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This subsystem requires driver model.
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if PCI
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config DM_PCI_COMPAT
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bool "Enable compatible functions for PCI"
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help
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Enable compatibility functions for PCI so that old code can be used
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with CONFIG_PCI enabled. This should be used as an interim
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measure when porting a board to use driver model for PCI. Once the
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board is fully supported, this option should be disabled.
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config SYS_PCI_64BIT
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bool "Enable 64-bit PCI resources"
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default y if PPC
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help
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Enable 64-bit PCI resource access.
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config PCI_AARDVARK
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bool "Enable Aardvark PCIe driver"
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depends on DM_GPIO
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depends on ARMADA_3700
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help
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Say Y here if you want to enable PCIe controller support on
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Armada37x0 SoCs. The PCIe controller on Armada37x0 is based on
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Aardvark hardware.
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config PCI_PNP
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bool "Enable Plug & Play support for PCI"
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default y
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help
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Enable PCI memory and I/O space resource allocation and assignment.
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config PCI_REGION_MULTI_ENTRY
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bool "Enable Multiple entries of region type MEMORY in ranges for PCI"
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help
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Enable PCI memory regions to be of multiple entry. Multiple entry
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here refers to allow more than one count of address ranges for MEMORY
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region type. This helps to add support for SoC's like OcteonTX/TX2
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where every peripheral is on the PCI bus.
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config PCI_CONFIG_HOST_BRIDGE
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bool "Configure PCI host bridges"
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default y if X86
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config PCI_MAP_SYSTEM_MEMORY
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bool "Map local system memory from a virtual base address"
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depends on MIPS
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help
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Say Y if base address of system memory is being used as a virtual address
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instead of a physical address (e.g. on MIPS). The PCI core will then remap
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the virtual memory base address to a physical address when adding the PCI
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region of type PCI_REGION_SYS_MEMORY.
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This should only be required on MIPS where CFG_SYS_SDRAM_BASE is still
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being used as virtual address.
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config PCI_SRIOV
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bool "Enable Single Root I/O Virtualization support for PCI"
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help
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Say Y here if you want to enable PCI Single Root I/O Virtualization
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capability support. This helps to enumerate Virtual Function devices
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if available on a PCI Physical Function device and probe for
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applicable drivers.
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config PCI_ENHANCED_ALLOCATION
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bool "Enable support for Enhanced Allocation of resources"
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default y
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help
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Enable support for Enhanced Allocation which can be used by supported
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devices in place of traditional BARS for allocation of resources.
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config PCI_ARID
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bool "Enable Alternate Routing-ID support for PCI"
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help
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Say Y here if you want to enable Alternate Routing-ID capability
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support on PCI devices. This helps to skip some devices in BDF
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scan that are not present.
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config PCI_SCAN_SHOW
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bool "Show PCI devices during startup"
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depends on PCIE_IMX
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config PCIE_ECAM_GENERIC
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bool "Generic ECAM-based PCI host controller support"
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help
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Say Y here if you want to enable support for generic ECAM-based
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PCIe host controllers, such as the one emulated by QEMU.
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config PCIE_ECAM_SYNQUACER
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bool "SynQuacer ECAM-based PCI host controller support"
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select PCI_INIT_R
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select PCI_REGION_MULTI_ENTRY
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help
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Say Y here if you want to enable support for Socionext
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SynQuacer SoC's ECAM-based PCIe host controllers.
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Note that this must be configured when boot because Linux driver
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expects the PCIe RC has been configured in the bootloader.
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config PCIE_APPLE
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bool "Enable Apple PCIe driver"
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depends on ARCH_APPLE
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imply PCI_INIT_R
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default y
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help
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Say Y here if you want to enable PCIe controller support on
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Apple SoCs.
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config PCI_GT64120
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bool "GT64120 PCI support"
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depends on MIPS
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config PCI_PHYTIUM
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bool "Phytium PCIe support"
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help
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Say Y here if you want to enable PCIe controller support on
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Phytium SoCs.
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config PCIE_DW_MVEBU
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bool "Enable Armada-8K PCIe driver (DesignWare core)"
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depends on ARMADA_8K
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help
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Say Y here if you want to enable PCIe controller support on
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Armada-8K SoCs. The PCIe controller on Armada-8K is based on
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DesignWare hardware.
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config PCIE_DW_SIFIVE
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bool "Enable SiFive FU740 PCIe"
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depends on CLK_SIFIVE_PRCI
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depends on RESET_SIFIVE
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depends on SIFIVE_GPIO
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select PCIE_DW_COMMON
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help
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Say Y here if you want to enable PCIe controller support on
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FU740.
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config SYS_FSL_PCI_VER_3_X
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bool
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config PCIE_FSL
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bool "FSL PowerPC PCIe support"
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select SYS_FSL_PCI_VER_3_X if ARCH_T2080 || ARCH_T4240
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help
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Say Y here if you want to enable PCIe controller support on FSL
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PowerPC MPC85xx, MPC86xx, B series, P series and T series SoCs.
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This driver does not support SRIO_PCIE_BOOT feature.
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config PCI_MPC85XX
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bool "MPC85XX PowerPC PCI support"
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help
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Say Y here if you want to enable PCI controller support on FSL
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PowerPC MPC85xx SoC.
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config PCI_MSC01
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bool "MSC01 PCI support"
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depends on TARGET_MALTA
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config PCI_RCAR_GEN2
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bool "Renesas RCar Gen2 PCIe driver"
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depends on RCAR_32
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help
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Say Y here if you want to enable PCIe controller support on
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Renesas RCar Gen2 SoCs. The PCIe controller on RCar Gen2 is
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also used to access EHCI USB controller on the SoC.
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config PCI_RCAR_GEN3
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bool "Renesas RCar Gen3 PCIe driver"
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depends on RCAR_GEN3
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help
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Say Y here if you want to enable PCIe controller support on
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Renesas RCar Gen3 SoCs.
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config PCI_SANDBOX
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bool "Sandbox PCI support"
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depends on SANDBOX
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help
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Support PCI on sandbox, as an emulated bus. This permits testing of
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PCI feature such as bus scanning, device configuration and device
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access. The available (emulated) devices are defined statically in
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the device tree but the normal PCI scan technique is used to find
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then.
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config SH7751_PCI
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bool "SH7751 PCI controller support"
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depends on SH
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help
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SuperH PCI Bridge Configuration
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config PCI_TEGRA
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bool "Tegra PCI support"
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depends on ARCH_TEGRA
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depends on (TEGRA186 && POWER_DOMAIN) || (!TEGRA186)
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help
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Enable support for the PCIe controller found on some generations of
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Tegra. Tegra20 has 2 root ports with a total of 4 lanes, Tegra30 has
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3 root ports with a total of 6 lanes and Tegra124 has 2 root ports
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with a total of 5 lanes. Some boards require this for Ethernet
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support to work (e.g. beaver, jetson-tk1).
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config PCI_OCTEONTX
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bool "OcteonTX PCI support"
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depends on (ARCH_OCTEONTX || ARCH_OCTEONTX2)
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help
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Enable support for the OcteonTX/TX2 SoC family ECAM/PEM controllers.
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These controllers provide PCI configuration access to all on-board
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peripherals so it should only be disabled for testing purposes
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config PCIE_OCTEON
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bool "MIPS Octeon PCIe support"
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depends on ARCH_OCTEON
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help
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Enable support for the MIPS Octeon SoC family PCIe controllers.
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config PCI_XILINX
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bool "Xilinx AXI Bridge for PCI Express"
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help
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Enable support for the Xilinx AXI bridge for PCI express, an IP block
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which can be used on some generations of Xilinx FPGAs.
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config PCIE_LAYERSCAPE
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bool
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config PCIE_LAYERSCAPE_RC
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bool "Layerscape PCIe Root Complex mode support"
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select PCIE_LAYERSCAPE
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help
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Enable Layerscape PCIe Root Complex mode driver support. The Layerscape
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SoC may have one or several PCIe controllers. Each controller can be
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configured to Root Complex mode by clearing the corresponding bit of
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RCW[HOST_AGT_PEX].
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config PCI_IOMMU_EXTRA_MAPPINGS
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bool "Support for specifying extra IOMMU mappings for PCI"
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depends on PCIE_LAYERSCAPE_RC
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help
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Enable support for specifying extra IOMMU mappings for PCI
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controllers through a special env var called "pci_iommu_extra" or
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through a device tree property named "pci-iommu-extra" placed in
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the node describing the PCI controller.
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The intent is to cover SR-IOV scenarios which need mappings for VFs
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and PCI hot-plug scenarios. More documentation can be found under:
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arch/arm/cpu/armv8/fsl-layerscape/doc/README.pci_iommu_extra
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config PCIE_LAYERSCAPE_EP
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bool "Layerscape PCIe Endpoint mode support"
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select PCIE_LAYERSCAPE
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select PCI_ENDPOINT
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help
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Enable Layerscape PCIe Endpoint mode driver support. The Layerscape
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SoC may have one or several PCIe controllers. Each controller can be
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configured to Endpoint mode by setting the corresponding bit of
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RCW[HOST_AGT_PEX].
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config PCIE_LAYERSCAPE_GEN4
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bool "Layerscape Gen4 PCIe support"
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help
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Support PCIe Gen4 on NXP Layerscape SoCs, which may have one or
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several PCIe controllers. The PCIe controller can work in RC or
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EP mode according to RCW[HOST_AGT_PEX] setting.
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config FSL_PCIE_COMPAT
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string "PCIe compatible of Kernel DT"
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depends on PCIE_LAYERSCAPE_RC || PCIE_LAYERSCAPE_GEN4
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default "fsl,ls1012a-pcie" if ARCH_LS1012A
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default "fsl,ls1028a-pcie" if ARCH_LS1028A
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default "fsl,ls1043a-pcie" if ARCH_LS1043A
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default "fsl,ls1046a-pcie" if ARCH_LS1046A
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default "fsl,ls2080a-pcie" if ARCH_LS2080A
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default "fsl,ls1088a-pcie" if ARCH_LS1088A
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default "fsl,ls2088a-pcie" if ARCH_LX2160A || ARCH_LX2162A
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default "fsl,ls1021a-pcie" if ARCH_LS1021A
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help
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This compatible is used to find pci controller node in Kernel DT
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to complete fixup.
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config FSL_PCIE_EP_COMPAT
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string "PCIe EP compatible of Kernel DT"
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depends on PCIE_LAYERSCAPE_RC || PCIE_LAYERSCAPE_GEN4
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default "fsl,ls-pcie-ep"
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help
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This compatible is used to find pci controller ep node in Kernel DT
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to complete fixup.
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config PCIE_IMX
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bool "i.MX PCIe support"
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depends on ARCH_MX6
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config PCIE_INTEL_FPGA
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bool "Intel FPGA PCIe support"
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help
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Say Y here if you want to enable PCIe controller support on Intel
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FPGA, example Stratix 10.
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config PCIE_IPROC
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bool "Iproc PCIe support"
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help
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Broadcom iProc PCIe controller driver.
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Say Y here if you want to enable Broadcom iProc PCIe controller,
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config PCI_MVEBU
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bool "Enable Kirkwood / Armada 370/XP/375/38x PCIe driver"
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depends on (ARCH_KIRKWOOD || ARCH_MVEBU)
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select MISC
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select DM_RESET
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select DM_GPIO
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help
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Say Y here if you want to enable PCIe controller support on
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Kirkwood and Armada 370/XP/375/38x SoCs.
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config PCIE_DW_COMMON
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bool
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config PCI_KEYSTONE
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bool "TI Keystone PCIe controller"
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select PCIE_DW_COMMON
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help
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Say Y here if you want to enable PCI controller support on AM654 SoC.
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config PCIE_MEDIATEK
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bool "MediaTek PCIe Gen2 controller"
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depends on ARCH_MEDIATEK
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help
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Say Y here if you want to enable Gen2 PCIe controller,
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which could be found on MT7623 SoC family.
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config PCIE_DW_MESON
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bool "Amlogic Meson DesignWare based PCIe controller"
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depends on ARCH_MESON
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select PCIE_DW_COMMON
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help
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Say Y here if you want to enable DW PCIe controller support on
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Amlogic SoCs.
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config PCIE_ROCKCHIP
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bool "Enable Rockchip PCIe driver"
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depends on ARCH_ROCKCHIP
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select PHY_ROCKCHIP_PCIE
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default y if ROCKCHIP_RK3399
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help
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Say Y here if you want to enable PCIe controller support on
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Rockchip SoCs.
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config PCIE_DW_ROCKCHIP
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bool "Rockchip DesignWare based PCIe controller"
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depends on ARCH_ROCKCHIP
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select PCIE_DW_COMMON
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select PHY_ROCKCHIP_SNPS_PCIE3
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help
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Say Y here if you want to enable DW PCIe controller support on
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Rockchip SoCs.
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config PCI_BRCMSTB
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bool "Broadcom STB PCIe controller"
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depends on ARCH_BCM283X
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help
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Say Y here if you want to enable support for PCIe controller
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on Broadcom set-top-box (STB) SoCs.
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This driver currently supports only BCM2711 SoC and RC mode
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of the controller.
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config PCIE_UNIPHIER
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bool "Socionext UniPhier PCIe driver"
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depends on ARCH_UNIPHIER
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select PHY_UNIPHIER_PCIE
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help
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Say Y here if you want to enable PCIe controller support on
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UniPhier SoCs.
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endif
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