Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/kaber/nf-2.6

[karo-tx-linux.git] / arch / arm / plat-iop / setup.c

diff --git a/arch/arm/plat-iop/setup.c b/arch/arm/plat-iop/setup.c
index 4689db638e95216ebcf1008767e6f8acbcddb4e4..9e573e78176a65d4bfdb93ae19235f5e39d4ca2b 100644 (file)
--- 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),