From eef015c8aa74451f848307fe5f65485070533bbb Mon Sep 17 00:00:00 2001
From: Chris Metcalf
Date: Wed, 9 May 2012 12:26:30 -0400
Subject: 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>
---
 arch/tile/Kconfig | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'arch/tile/Kconfig')

diff --git a/arch/tile/Kconfig b/arch/tile/Kconfig
index a5302d319229..0ad771f7a7e1 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"
-- 
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