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>

1 files changed, 8 insertions, 0 deletions

diff --git a/MAINTAINERS b/MAINTAINERS
index 73c5bde6d167..1aa8f82837ea 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -8419,6 +8419,14 @@ L:     linux-arm-msm@vger.kernel.org
 S:     Maintained
 F:     drivers/pci/host/*qcom*
 
+PCIE DRIVER FOR CAVIUM THUNDERX
+M:      David Daney <david.daney@cavium.com>
+L:      linux-pci@vger.kernel.org
+L:      linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
+S:      Supported
+F:      Documentation/devicetree/bindings/pci/pci-thunder-*
+F:      drivers/pci/host/pci-thunder-*
+
 PCMCIA SUBSYSTEM
 P:      Linux PCMCIA Team
 L:      linux-pcmcia@lists.infradead.org