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authorKuninori Morimoto <kuninori.morimoto.gx@renesas.com>2012-03-13 05:55:23 +0400
committerPaul Mundt <lethal@linux-sh.org>2012-03-15 10:13:05 +0400
commite9dd7ed2a365b021cdbb35b5cad62f6ab6aeb5d2 (patch)
tree3b7bd8840e2853f1c54a7270c0da63e593b3c2e2 /arch/arm/mach-shmobile
parentf1cbd03f5eabb75ea8ace23b47d2209f10871c16 (diff)
downloadlinux-e9dd7ed2a365b021cdbb35b5cad62f6ab6aeb5d2.tar.xz
ARM: mach-shmobile: ap4evb: Reserve DMA memory for the frame buffer
ap4evb board needs the same fix as 1740d3448012475f6b63172631c60cbcd1994a81 (ARM: mach-shmobile: mackerel: Reserve DMA memory for the frame buffer) Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/arm/mach-shmobile')
-rw-r--r--arch/arm/mach-shmobile/board-ap4evb.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/arm/mach-shmobile/board-ap4evb.c b/arch/arm/mach-shmobile/board-ap4evb.c
index b4718b00e827..6e3fab69a5a0 100644
--- a/arch/arm/mach-shmobile/board-ap4evb.c
+++ b/arch/arm/mach-shmobile/board-ap4evb.c
@@ -1206,6 +1206,12 @@ static void __init ap4evb_map_io(void)
{
iotable_init(ap4evb_io_desc, ARRAY_SIZE(ap4evb_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();
shmobile_setup_console();