5 Enable support for PCI (Peripheral Interconnect Bus), a type of bus
6 used on some devices to allow the CPU to communicate with its
12 bool "Enable driver model for PCI"
15 Use driver model for PCI. Driver model is the new method for
16 orgnising devices in U-Boot. For PCI, driver model keeps track of
17 available PCI devices, allows scanning of PCI buses and provides
18 device configuration support.
21 bool "Enable compatible functions for PCI"
24 Enable compatibility functions for PCI so that old code can be used
25 with CONFIG_DM_PCI enabled. This should be used as an interim
26 measure when porting a board to use driver model for PCI. Once the
27 board is fully supported, this option should be disabled.
30 bool "Enable Aardvark PCIe driver"
34 depends on ARMADA_3700
36 Say Y here if you want to enable PCIe controller support on
37 Armada37x0 SoCs. The PCIe controller on Armada37x0 is based on
41 bool "Enable Plug & Play support for PCI"
42 depends on PCI || DM_PCI
45 Enable PCI memory and I/O space resource allocation and assignment.
47 config PCI_REGION_MULTI_ENTRY
48 bool "Enable Multiple entries of region type MEMORY in ranges for PCI"
49 depends on PCI || DM_PCI
52 Enable PCI memory regions to be of multiple entry. Multiple entry
53 here refers to allow more than one count of address ranges for MEMORY
54 region type. This helps to add support for SoC's like OcteonTX/TX2
55 where every peripheral is on the PCI bus.
58 bool "Enable Single Root I/O Virtualization support for PCI"
59 depends on PCI || DM_PCI
62 Say Y here if you want to enable PCI Single Root I/O Virtualization
63 capability support. This helps to enumerate Virtual Function devices
64 if available on a PCI Physical Function device and probe for
68 bool "Enable Alternate Routing-ID support for PCI"
69 depends on PCI || DM_PCI
72 Say Y here if you want to enable Alternate Routing-ID capability
73 support on PCI devices. This helps to skip some devices in BDF
74 scan that are not present.
76 config PCIE_ECAM_GENERIC
77 bool "Generic ECAM-based PCI host controller support"
81 Say Y here if you want to enable support for generic ECAM-based
82 PCIe host controllers, such as the one emulated by QEMU.
85 bool "Phytium PCIe support"
88 Say Y here if you want to enable PCIe controller support on
92 bool "Enable Armada-8K PCIe driver (DesignWare core)"
96 Say Y here if you want to enable PCIe controller support on
97 Armada-8K SoCs. The PCIe controller on Armada-8K is based on
100 config PCIE_DW_SIFIVE
101 bool "Enable SiFive FU740 PCIe"
102 depends on CLK_SIFIVE_PRCI
103 depends on RESET_SIFIVE
104 depends on SIFIVE_GPIO
105 select PCIE_DW_COMMON
107 Say Y here if you want to enable PCIe controller support on
111 bool "FSL PowerPC PCIe support"
114 Say Y here if you want to enable PCIe controller support on FSL
115 PowerPC MPC85xx, MPC86xx, B series, P series and T series SoCs.
116 This driver does not support SRIO_PCIE_BOOT feature.
119 bool "MPC85XX PowerPC PCI support"
122 Say Y here if you want to enable PCI controller support on FSL
126 bool "Renesas RCar Gen2 PCIe driver"
130 Say Y here if you want to enable PCIe controller support on
131 Renesas RCar Gen2 SoCs. The PCIe controller on RCar Gen2 is
132 also used to access EHCI USB controller on the SoC.
135 bool "Renesas RCar Gen3 PCIe driver"
139 Say Y here if you want to enable PCIe controller support on
140 Renesas RCar Gen3 SoCs.
143 bool "Sandbox PCI support"
144 depends on SANDBOX && DM_PCI
146 Support PCI on sandbox, as an emulated bus. This permits testing of
147 PCI feature such as bus scanning, device configuration and device
148 access. The available (emulated) devices are defined statically in
149 the device tree but the normal PCI scan technique is used to find
153 bool "Tegra PCI support"
154 depends on ARCH_TEGRA
155 depends on (TEGRA186 && POWER_DOMAIN) || (!TEGRA186)
157 Enable support for the PCIe controller found on some generations of
158 Tegra. Tegra20 has 2 root ports with a total of 4 lanes, Tegra30 has
159 3 root ports with a total of 6 lanes and Tegra124 has 2 root ports
160 with a total of 5 lanes. Some boards require this for Ethernet
161 support to work (e.g. beaver, jetson-tk1).
164 bool "OcteonTX PCI support"
165 depends on (ARCH_OCTEONTX || ARCH_OCTEONTX2)
167 Enable support for the OcteonTX/TX2 SoC family ECAM/PEM controllers.
168 These controllers provide PCI configuration access to all on-board
169 peripherals so it should only be disabled for testing purposes
172 bool "MIPS Octeon PCIe support"
173 depends on ARCH_OCTEON
175 Enable support for the MIPS Octeon SoC family PCIe controllers.
178 bool "Xilinx AXI Bridge for PCI Express"
181 Enable support for the Xilinx AXI bridge for PCI express, an IP block
182 which can be used on some generations of Xilinx FPGAs.
184 config PCIE_LAYERSCAPE
188 config PCIE_LAYERSCAPE_RC
189 bool "Layerscape PCIe Root Complex mode support"
191 select PCIE_LAYERSCAPE
193 Enable Layerscape PCIe Root Complex mode driver support. The Layerscape
194 SoC may have one or several PCIe controllers. Each controller can be
195 configured to Root Complex mode by clearing the corresponding bit of
198 config PCI_IOMMU_EXTRA_MAPPINGS
199 bool "Support for specifying extra IOMMU mappings for PCI"
200 depends on PCIE_LAYERSCAPE_RC
202 Enable support for specifying extra IOMMU mappings for PCI
203 controllers through a special env var called "pci_iommu_extra" or
204 through a device tree property named "pci-iommu-extra" placed in
205 the node describing the PCI controller.
206 The intent is to cover SR-IOV scenarios which need mappings for VFs
207 and PCI hot-plug scenarios. More documentation can be found under:
208 arch/arm/cpu/armv8/fsl-layerscape/doc/README.pci_iommu_extra
210 config PCIE_LAYERSCAPE_EP
211 bool "Layerscape PCIe Endpoint mode support"
213 select PCIE_LAYERSCAPE
216 Enable Layerscape PCIe Endpoint mode driver support. The Layerscape
217 SoC may have one or several PCIe controllers. Each controller can be
218 configured to Endpoint mode by setting the corresponding bit of
221 config PCIE_LAYERSCAPE_GEN4
222 bool "Layerscape Gen4 PCIe support"
225 Support PCIe Gen4 on NXP Layerscape SoCs, which may have one or
226 several PCIe controllers. The PCIe controller can work in RC or
227 EP mode according to RCW[HOST_AGT_PEX] setting.
229 config FSL_PCIE_COMPAT
230 string "PCIe compatible of Kernel DT"
231 depends on PCIE_LAYERSCAPE_RC || PCIE_LAYERSCAPE_GEN4
232 default "fsl,ls1012a-pcie" if ARCH_LS1012A
233 default "fsl,ls1028a-pcie" if ARCH_LS1028A
234 default "fsl,ls1043a-pcie" if ARCH_LS1043A
235 default "fsl,ls1046a-pcie" if ARCH_LS1046A
236 default "fsl,ls2080a-pcie" if ARCH_LS2080A
237 default "fsl,ls1088a-pcie" if ARCH_LS1088A
238 default "fsl,lx2160a-pcie" if ARCH_LX2160A
239 default "fsl,ls2088a-pcie" if ARCH_LX2162A
240 default "fsl,ls1021a-pcie" if ARCH_LS1021A
242 This compatible is used to find pci controller node in Kernel DT
245 config FSL_PCIE_EP_COMPAT
246 string "PCIe EP compatible of Kernel DT"
247 depends on PCIE_LAYERSCAPE_RC || PCIE_LAYERSCAPE_GEN4
248 default "fsl,lx2160a-pcie-ep" if ARCH_LX2160A
249 default "fsl,ls-pcie-ep"
251 This compatible is used to find pci controller ep node in Kernel DT
254 config PCIE_INTEL_FPGA
255 bool "Intel FPGA PCIe support"
258 Say Y here if you want to enable PCIe controller support on Intel
259 FPGA, example Stratix 10.
262 bool "Iproc PCIe support"
265 Broadcom iProc PCIe controller driver.
266 Say Y here if you want to enable Broadcom iProc PCIe controller,
269 bool "Enable Armada XP/38x PCIe driver"
270 depends on ARCH_MVEBU
274 Say Y here if you want to enable PCIe controller support on
277 config PCIE_DW_COMMON
282 bool "TI Keystone PCIe controller"
283 select PCIE_DW_COMMON
285 Say Y here if you want to enable PCI controller support on AM654 SoC.
288 bool "MediaTek PCIe Gen2 controller"
290 depends on ARCH_MEDIATEK
292 Say Y here if you want to enable Gen2 PCIe controller,
293 which could be found on MT7623 SoC family.
296 bool "Amlogic Meson DesignWare based PCIe controller"
297 depends on ARCH_MESON
298 select PCIE_DW_COMMON
300 Say Y here if you want to enable DW PCIe controller support on
304 bool "Enable Rockchip PCIe driver"
305 depends on ARCH_ROCKCHIP
307 select PHY_ROCKCHIP_PCIE
308 default y if ROCKCHIP_RK3399
310 Say Y here if you want to enable PCIe controller support on
313 config PCIE_DW_ROCKCHIP
314 bool "Rockchip DesignWare based PCIe controller"
315 depends on ARCH_ROCKCHIP
316 select PCIE_DW_COMMON
317 select PHY_ROCKCHIP_SNPS_PCIE3
319 Say Y here if you want to enable DW PCIe controller support on
323 bool "Broadcom STB PCIe controller"
325 depends on ARCH_BCM283X
327 Say Y here if you want to enable support for PCIe controller
328 on Broadcom set-top-box (STB) SoCs.
329 This driver currently supports only BCM2711 SoC and RC mode