diff options
| author |   Laurent Pinchart <laurent.pinchart@ideasonboard.com> | 2012-03-01 15:45:16 +0100 |
|---|---|---|
| committer |   Paul Mundt <lethal@linux-sh.org> | 2012-03-07 17:04:29 +0900 |
| commit | 1740d3448012475f6b63172631c60cbcd1994a81 (patch) | |
| tree | aeeacbda292c52403c0eee663e2f3ecef4177ce6 /arch | |
| parent | ARM: mach-shmobile: Fix ag5evm compilation by including linux/videodev2.h (diff) | |
| download | linux-dev-1740d3448012475f6b63172631c60cbcd1994a81.tar.xz linux-dev-1740d3448012475f6b63172631c60cbcd1994a81.zip | |
ARM: mach-shmobile: mackerel: Reserve DMA memory for the frame buffer
The default 2MB size of DMA coherent memory isn't enough for allocate
frame buffer memory.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm/mach-shmobile/board-mackerel.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/arm/mach-shmobile/board-mackerel.c b/arch/arm/mach-shmobile/board-mackerel.c index a2813247b455..7b53cda41851 100644 --- a/arch/arm/mach-shmobile/board-mackerel.c +++ b/arch/arm/mach-shmobile/board-mackerel.c @@ -1352,6 +1352,10 @@ static struct map_desc mackerel_io_desc[] __initdata = { static void __init mackerel_map_io(void) { iotable_init(mackerel_io_desc, ARRAY_SIZE(mackerel_io_desc)); + /* DMA memory at 0xff200000 - 0xffdfffff. The default 2MB size isn't + * enough to allocate the frame buffer memory. + */ + init_consistent_dma_size(12 << 20); /* setup early devices and console here as well */ sh7372_add_early_devices(); |