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authorChris Metcalf <cmetcalf@tilera.com>2012-05-09 12:26:30 -0400
committerChris Metcalf <cmetcalf@tilera.com>2012-07-18 16:40:11 -0400
commiteef015c8aa74451f848307fe5f65485070533bbb (patch)
tree7fca680be2246812c14920c0fb44fbe717786dc6 /arch/tile/Kconfig
parentbbaa22c3a0d0be4406d26e5a73d1e8e504787986 (diff)
arch/tile: enable ZONE_DMA for tilegx
This is required for PCI root complex legacy support and USB OHCI root complex support. With this change tilegx now supports allocating memory whose PA fits in 32 bits. Signed-off-by: Chris Metcalf <cmetcalf@tilera.com>
Diffstat (limited to 'arch/tile/Kconfig')
-rw-r--r--arch/tile/Kconfig3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/tile/Kconfig b/arch/tile/Kconfig
index a5302d31922..0ad771f7a7e 100644
--- a/arch/tile/Kconfig
+++ b/arch/tile/Kconfig
@@ -212,6 +212,9 @@ config HIGHMEM
If unsure, say "true".
+config ZONE_DMA
+ def_bool y
+
# We do not currently support disabling NUMA.
config NUMA
bool # "NUMA Memory Allocation and Scheduler Support"