ARM: mach-shmobile: Setup consistent dma size at boot time

Signed-off-by: Jon Medhurst <tixy@yxit.co.uk>
CC: Paul Mundt <lethal@linux-sh.org>
CC: Magnus Damm <magnus.damm@gmail.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/arch/arm/mach-shmobile/board-g3evm.c b/arch/arm/mach-shmobile/board-g3evm.c
index ef4613b993a2..8b620bf06221 100644
--- a/arch/arm/mach-shmobile/board-g3evm.c
+++ b/arch/arm/mach-shmobile/board-g3evm.c
@@ -32,6 +32,7 @@
 #include <linux/gpio.h>
 #include <linux/input.h>
 #include <linux/input/sh_keysc.h>
+#include <linux/dma-mapping.h>
 #include <mach/sh7367.h>
 #include <mach/common.h>
 #include <asm/mach-types.h>
@@ -260,6 +261,8 @@ static struct map_desc g3evm_io_desc[] __initdata = {
 static void __init g3evm_map_io(void)
 {
         iotable_init(g3evm_io_desc, ARRAY_SIZE(g3evm_io_desc));
+        /* DMA memory at 0xf6000000 - 0xffdfffff */
+        init_consistent_dma_size(158 << 20);
 
         /* setup early devices and console here as well */
         sh7367_add_early_devices();