diff options
Diffstat (limited to 'arch/arm/mach-u300/core.c')
| -rw-r--r-- | arch/arm/mach-u300/core.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/arm/mach-u300/core.c b/arch/arm/mach-u300/core.c index 24f3a96aac35..f4ad6d2e26f3 100644 --- a/arch/arm/mach-u300/core.c +++ b/arch/arm/mach-u300/core.c @@ -27,6 +27,7 @@ #include <linux/mtd/fsmc.h> #include <linux/pinctrl/machine.h> #include <linux/pinctrl/pinmux.h> +#include <linux/dma-mapping.h> #include <asm/types.h> #include <asm/setup.h> @@ -95,6 +96,8 @@ static struct map_desc u300_io_desc[] __initdata = { void __init u300_map_io(void) { iotable_init(u300_io_desc, ARRAY_SIZE(u300_io_desc)); + /* We enable a real big DMA buffer if need be. */ + init_consistent_dma_size(SZ_4M); } /* |