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authorJon Medhurst <tixy@yxit.co.uk>2011-08-04 15:04:24 (GMT)
committerJon Medhurst <tixy@yxit.co.uk>2011-08-22 12:00:11 (GMT)
commitf407c2e38e5f07d2e8f573fc55a5d996568f6e50 (patch)
tree6d4e0d0a459280407a12c28078c3d4592bace1c9
parentd70a5969e9d52ef1c0e19a1b154785f8e1acba29 (diff)
downloadlinux-f407c2e38e5f07d2e8f573fc55a5d996568f6e50.tar.xz
ARM: mach-at91: Setup consistent dma size at boot time
Signed-off-by: Jon Medhurst <tixy@yxit.co.uk> Acked-by: Nicolas Ferre<nicolas.ferre@atmel.com>
-rw-r--r--arch/arm/mach-at91/at91sam9g45.c2
-rw-r--r--arch/arm/mach-at91/include/mach/at91sam9g45.h2
2 files changed, 2 insertions, 2 deletions
diff --git a/arch/arm/mach-at91/at91sam9g45.c b/arch/arm/mach-at91/at91sam9g45.c
index e04c5fb..1532b50 100644
--- a/arch/arm/mach-at91/at91sam9g45.c
+++ b/arch/arm/mach-at91/at91sam9g45.c
@@ -12,6 +12,7 @@
#include <linux/module.h>
#include <linux/pm.h>
+#include <linux/dma-mapping.h>
#include <asm/irq.h>
#include <asm/mach/arch.h>
@@ -319,6 +320,7 @@ static void at91sam9g45_poweroff(void)
static void __init at91sam9g45_map_io(void)
{
at91_init_sram(0, AT91SAM9G45_SRAM_BASE, AT91SAM9G45_SRAM_SIZE);
+ init_consistent_dma_size(SZ_4M);
}
static void __init at91sam9g45_initialize(void)
diff --git a/arch/arm/mach-at91/include/mach/at91sam9g45.h b/arch/arm/mach-at91/include/mach/at91sam9g45.h
index 2c611b9..406bb64 100644
--- a/arch/arm/mach-at91/include/mach/at91sam9g45.h
+++ b/arch/arm/mach-at91/include/mach/at91sam9g45.h
@@ -128,8 +128,6 @@
#define AT91SAM9G45_EHCI_BASE 0x00800000 /* USB Host controller (EHCI) */
#define AT91SAM9G45_VDEC_BASE 0x00900000 /* Video Decoder Controller */
-#define CONSISTENT_DMA_SIZE SZ_4M
-
/*
* DMA peripheral identifiers
* for hardware handshaking interface