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Commit 1740d344 authored by Laurent Pinchart's avatar Laurent Pinchart Committed by Paul Mundt
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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: default avatarLaurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: default avatarPaul Mundt <lethal@linux-sh.org>
parent e9db93a4

arch/arm/mach-shmobile/board-mackerel.c

+4 −0
Original line number Diff line number Diff line
@@ -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();