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
101 bool "FSL PowerPC PCIe support"
104 Say Y here if you want to enable PCIe controller support on FSL
105 PowerPC MPC85xx, MPC86xx, B series, P series and T series SoCs.
106 This driver does not support SRIO_PCIE_BOOT feature.
109 bool "MPC85XX PowerPC PCI support"
112 Say Y here if you want to enable PCI controller support on FSL
116 bool "Renesas RCar Gen2 PCIe driver"
120 Say Y here if you want to enable PCIe controller support on
121 Renesas RCar Gen2 SoCs. The PCIe controller on RCar Gen2 is
122 also used to access EHCI USB controller on the SoC.
125 bool "Renesas RCar Gen3 PCIe driver"
129 Say Y here if you want to enable PCIe controller support on
130 Renesas RCar Gen3 SoCs.
133 bool "Sandbox PCI support"
134 depends on SANDBOX && DM_PCI
136 Support PCI on sandbox, as an emulated bus. This permits testing of
137 PCI feature such as bus scanning, device configuration and device
138 access. The available (emulated) devices are defined statically in
139 the device tree but the normal PCI scan technique is used to find
143 bool "Tegra PCI support"
144 depends on ARCH_TEGRA
145 depends on (TEGRA186 && POWER_DOMAIN) || (!TEGRA186)
147 Enable support for the PCIe controller found on some generations of
148 Tegra. Tegra20 has 2 root ports with a total of 4 lanes, Tegra30 has
149 3 root ports with a total of 6 lanes and Tegra124 has 2 root ports
150 with a total of 5 lanes. Some boards require this for Ethernet
151 support to work (e.g. beaver, jetson-tk1).
154 bool "OcteonTX PCI support"
155 depends on (ARCH_OCTEONTX || ARCH_OCTEONTX2)
157 Enable support for the OcteonTX/TX2 SoC family ECAM/PEM controllers.
158 These controllers provide PCI configuration access to all on-board
159 peripherals so it should only be disabled for testing purposes
162 bool "MIPS Octeon PCIe support"
163 depends on ARCH_OCTEON
165 Enable support for the MIPS Octeon SoC family PCIe controllers.
168 bool "Xilinx AXI Bridge for PCI Express"
171 Enable support for the Xilinx AXI bridge for PCI express, an IP block
172 which can be used on some generations of Xilinx FPGAs.
174 config PCIE_LAYERSCAPE
178 config PCIE_LAYERSCAPE_RC
179 bool "Layerscape PCIe Root Complex mode support"
181 select PCIE_LAYERSCAPE
183 Enable Layerscape PCIe Root Complex mode driver support. The Layerscape
184 SoC may have one or several PCIe controllers. Each controller can be
185 configured to Root Complex mode by clearing the corresponding bit of
188 config PCI_IOMMU_EXTRA_MAPPINGS
189 bool "Support for specifying extra IOMMU mappings for PCI"
190 depends on PCIE_LAYERSCAPE_RC
192 Enable support for specifying extra IOMMU mappings for PCI
193 controllers through a special env var called "pci_iommu_extra" or
194 through a device tree property named "pci-iommu-extra" placed in
195 the node describing the PCI controller.
196 The intent is to cover SR-IOV scenarios which need mappings for VFs
197 and PCI hot-plug scenarios. More documentation can be found under:
198 arch/arm/cpu/armv8/fsl-layerscape/doc/README.pci_iommu_extra
200 config PCIE_LAYERSCAPE_EP
201 bool "Layerscape PCIe Endpoint mode support"
203 select PCIE_LAYERSCAPE
206 Enable Layerscape PCIe Endpoint mode driver support. The Layerscape
207 SoC may have one or several PCIe controllers. Each controller can be
208 configured to Endpoint mode by setting the corresponding bit of
211 config PCIE_LAYERSCAPE_GEN4
212 bool "Layerscape Gen4 PCIe support"
215 Support PCIe Gen4 on NXP Layerscape SoCs, which may have one or
216 several PCIe controllers. The PCIe controller can work in RC or
217 EP mode according to RCW[HOST_AGT_PEX] setting.
219 config FSL_PCIE_COMPAT
220 string "PCIe compatible of Kernel DT"
221 depends on PCIE_LAYERSCAPE_RC || PCIE_LAYERSCAPE_GEN4
222 default "fsl,ls1012a-pcie" if ARCH_LS1012A
223 default "fsl,ls1028a-pcie" if ARCH_LS1028A
224 default "fsl,ls1043a-pcie" if ARCH_LS1043A
225 default "fsl,ls1046a-pcie" if ARCH_LS1046A
226 default "fsl,ls2080a-pcie" if ARCH_LS2080A
227 default "fsl,ls1088a-pcie" if ARCH_LS1088A
228 default "fsl,lx2160a-pcie" if ARCH_LX2160A
229 default "fsl,ls2088a-pcie" if ARCH_LX2162A
230 default "fsl,ls1021a-pcie" if ARCH_LS1021A
232 This compatible is used to find pci controller node in Kernel DT
235 config FSL_PCIE_EP_COMPAT
236 string "PCIe EP compatible of Kernel DT"
237 depends on PCIE_LAYERSCAPE_RC || PCIE_LAYERSCAPE_GEN4
238 default "fsl,lx2160a-pcie-ep" if ARCH_LX2160A
239 default "fsl,ls-pcie-ep"
241 This compatible is used to find pci controller ep node in Kernel DT
244 config PCIE_INTEL_FPGA
245 bool "Intel FPGA PCIe support"
248 Say Y here if you want to enable PCIe controller support on Intel
249 FPGA, example Stratix 10.
252 bool "Iproc PCIe support"
255 Broadcom iProc PCIe controller driver.
256 Say Y here if you want to enable Broadcom iProc PCIe controller,
259 bool "Enable Armada XP/38x PCIe driver"
260 depends on ARCH_MVEBU
264 Say Y here if you want to enable PCIe controller support on
267 config PCIE_DW_COMMON
272 bool "TI Keystone PCIe controller"
273 select PCIE_DW_COMMON
275 Say Y here if you want to enable PCI controller support on AM654 SoC.
278 bool "MediaTek PCIe Gen2 controller"
280 depends on ARCH_MEDIATEK
282 Say Y here if you want to enable Gen2 PCIe controller,
283 which could be found on MT7623 SoC family.
286 bool "Amlogic Meson DesignWare based PCIe controller"
287 depends on ARCH_MESON
288 select PCIE_DW_COMMON
290 Say Y here if you want to enable DW PCIe controller support on
294 bool "Enable Rockchip PCIe driver"
295 depends on ARCH_ROCKCHIP
297 select PHY_ROCKCHIP_PCIE
298 default y if ROCKCHIP_RK3399
300 Say Y here if you want to enable PCIe controller support on
303 config PCIE_DW_ROCKCHIP
304 bool "Rockchip DesignWare based PCIe controller"
305 depends on ARCH_ROCKCHIP
306 select PCIE_DW_COMMON
307 select PHY_ROCKCHIP_SNPS_PCIE3
309 Say Y here if you want to enable DW PCIe controller support on
313 bool "Broadcom STB PCIe controller"
315 depends on ARCH_BCM283X
317 Say Y here if you want to enable support for PCIe controller
318 on Broadcom set-top-box (STB) SoCs.
319 This driver currently supports only BCM2711 SoC and RC mode