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-rw-r--r--arch/tile/Kconfig42
1 files changed, 42 insertions, 0 deletions
diff --git a/arch/tile/Kconfig b/arch/tile/Kconfig
index fe12881..932e443 100644
--- a/arch/tile/Kconfig
+++ b/arch/tile/Kconfig
@@ -3,6 +3,8 @@
config TILE
def_bool y
+ select HAVE_DMA_ATTRS
+ select HAVE_DMA_API_DEBUG
select HAVE_KVM if !TILEGX
select GENERIC_FIND_FIRST_BIT
select USE_GENERIC_SMP_HELPERS
@@ -79,6 +81,9 @@ config ARCH_DMA_ADDR_T_64BIT
config NEED_DMA_MAP_STATE
def_bool y
+config ARCH_HAS_DMA_SET_COHERENT_MASK
+ bool
+
config LOCKDEP_SUPPORT
def_bool y
@@ -212,6 +217,22 @@ config HIGHMEM
If unsure, say "true".
+config ZONE_DMA
+ def_bool y
+
+config IOMMU_HELPER
+ bool
+
+config NEED_SG_DMA_LENGTH
+ bool
+
+config SWIOTLB
+ bool
+ default TILEGX
+ select IOMMU_HELPER
+ select NEED_SG_DMA_LENGTH
+ select ARCH_HAS_DMA_SET_COHERENT_MASK
+
# We do not currently support disabling NUMA.
config NUMA
bool # "NUMA Memory Allocation and Scheduler Support"
@@ -345,6 +366,8 @@ config KERNEL_PL
kernel will be built to run at. Generally you should use
the default value here.
+source "arch/tile/gxio/Kconfig"
+
endmenu # Tilera-specific configuration
menu "Bus options"
@@ -354,6 +377,9 @@ config PCI
default y
select PCI_DOMAINS
select GENERIC_PCI_IOMAP
+ select TILE_GXIO_TRIO if TILEGX
+ select ARCH_SUPPORTS_MSI if TILEGX
+ select PCI_MSI if TILEGX
---help---
Enable PCI root complex support, so PCIe endpoint devices can
be attached to the Tile chip. Many, but not all, PCI devices
@@ -370,6 +396,22 @@ config NO_IOPORT
source "drivers/pci/Kconfig"
+config TILE_USB
+ tristate "Tilera USB host adapter support"
+ default y
+ depends on USB
+ depends on TILEGX
+ select TILE_GXIO_USB_HOST
+ ---help---
+ Provides USB host adapter support for the built-in EHCI and OHCI
+ interfaces on TILE-Gx chips.
+
+# USB OHCI needs the bounce pool since tilegx will often have more
+# than 4GB of memory, but we don't currently use the IOTLB to present
+# a 32-bit address to OHCI. So we need to use a bounce pool instead.
+config NEED_BOUNCE_POOL
+ def_bool USB_OHCI_HCD
+
config HOTPLUG
bool "Support for hot-pluggable devices"
---help---