diff options
| author | David Daney <david.daney@cavium.com> | 2016-03-05 01:31:47 +0300 |
|---|---|---|
| committer | Bjorn Helgaas <bhelgaas@google.com> | 2016-03-12 00:53:41 +0300 |
| commit | f12b76e56ada6e276a3d45b60c4e26e2dda7e547 (patch) | |
| tree | 427400c1c820d7f6b780b2adc3502c3c3fd2065e /drivers/pci/host/Kconfig | |
| parent | 4e64dbe226e707b442d45c2096dde2090f34f84d (diff) | |
| download | linux-f12b76e56ada6e276a3d45b60c4e26e2dda7e547.tar.xz | |
PCI: thunder: Add PCIe host driver for ThunderX processors
The root complexes used to access off-chip PCIe devices (called PEM units
in the hardware manuals) on some Cavium ThunderX processors require quirky
access methods for the config space of the PCIe bridge.
Add a driver to provide these config space accessor functions. Use the
pci-host-common code to configure the PCI machinery.
Signed-off-by: David Daney <david.daney@cavium.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Rob Herring <robh@kernel.org>
Acked-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'drivers/pci/host/Kconfig')
| -rw-r--r-- | drivers/pci/host/Kconfig | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/pci/host/Kconfig b/drivers/pci/host/Kconfig index 65709b4bb3a4..184df22e4a69 100644 --- a/drivers/pci/host/Kconfig +++ b/drivers/pci/host/Kconfig @@ -195,4 +195,11 @@ config PCIE_QCOM PCIe controller uses the Designware core plus Qualcomm-specific hardware wrappers. +config PCI_HOST_THUNDER_PEM + bool "Cavium Thunder PCIe controller to off-chip devices" + depends on OF && ARM64 + select PCI_HOST_COMMON + help + Say Y here if you want PCIe support for CN88XX Cavium Thunder SoCs. + endmenu |