MIPS: Octeon: Select ZONE_DMA32

Give us a nice place to allocate coherent DMA memory for 32-bit devices.

Signed-off-by: David Daney <ddaney@caviumnetworks.com>
Patchwork: http://patchwork.linux-mips.org/patch/1635/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index cf8d094..4d4744f 100644 (file)
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -691,6 +691,7 @@ config CAVIUM_OCTEON_REFERENCE_BOARD
        select SWAP_IO_SPACE
        select HW_HAS_PCI
        select ARCH_SUPPORTS_MSI
+       select ZONE_DMA32
        help
          This option supports all of the Octeon reference boards from Cavium
          Networks. It builds a kernel that dynamically determines the Octeon