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authorIngo Molnar <mingo@elte.hu>2008-11-20 09:03:38 +0100
committerIngo Molnar <mingo@elte.hu>2008-11-20 09:03:38 +0100
commit90accd6fabf9b2fa2705945a4c601877a75d43bf (patch)
treed393cb54f0228b1313139e4e14adf4f5cf236b59 /arch/arm/plat-iop/setup.c
parentb43d196c4d3fe46d6dda7c987c47792612b80b1b (diff)
parentee2f6cc7f9ea2542ad46070ed62ba7aa04d08871 (diff)
Merge branch 'linus' into x86/memory-corruption-check
Diffstat (limited to 'arch/arm/plat-iop/setup.c')
-rw-r--r--arch/arm/plat-iop/setup.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/arm/plat-iop/setup.c b/arch/arm/plat-iop/setup.c
index 4689db638e9..9e573e78176 100644
--- a/arch/arm/plat-iop/setup.c
+++ b/arch/arm/plat-iop/setup.c
@@ -16,14 +16,15 @@
#include <asm/hardware/iop3xx.h>
/*
- * Standard IO mapping for all IOP3xx based systems
+ * Standard IO mapping for all IOP3xx based systems. Note that
+ * the IOP3xx OCCDR must be mapped uncached and unbuffered.
*/
static struct map_desc iop3xx_std_desc[] __initdata = {
{ /* mem mapped registers */
.virtual = IOP3XX_PERIPHERAL_VIRT_BASE,
.pfn = __phys_to_pfn(IOP3XX_PERIPHERAL_PHYS_BASE),
.length = IOP3XX_PERIPHERAL_SIZE,
- .type = MT_DEVICE,
+ .type = MT_UNCACHED,
}, { /* PCI IO space */
.virtual = IOP3XX_PCI_LOWER_IO_VA,
.pfn = __phys_to_pfn(IOP3XX_PCI_LOWER_IO_PA),