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