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authorIngo Molnar <mingo@elte.hu>2008-12-12 11:53:43 +0100
committerIngo Molnar <mingo@elte.hu>2008-12-12 11:53:43 +0100
commite18d7af85296cb6999aae171e8a9f8612bea5ae0 (patch)
tree97a675ecc17bef2f710c50f5ea2a480df0e362c0 /arch/arm/plat-iop/setup.c
parent3555105333ae55414d0fe051557bd7dc590f5255 (diff)
parent8b1fae4e4200388b64dd88065639413cb3f1051c (diff)
downloadlinux-e18d7af85296cb6999aae171e8a9f8612bea5ae0.tar.gz
Merge commit 'v2.6.28-rc8' into x86/mm
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 4689db638e95..9e573e78176a 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),