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-rw-r--r--arch/arm/mach-iop13xx/io.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/arch/arm/mach-iop13xx/io.c b/arch/arm/mach-iop13xx/io.c
index fbf9f88e46e..e79a1b62600 100644
--- a/arch/arm/mach-iop13xx/io.c
+++ b/arch/arm/mach-iop13xx/io.c
@@ -21,6 +21,25 @@
#include <asm/hardware.h>
#include <asm/io.h>
+void * __iomem __iop13xx_io(unsigned long io_addr)
+{
+ void __iomem * io_virt;
+
+ switch (io_addr) {
+ case IOP13XX_PCIE_LOWER_IO_PA ... IOP13XX_PCIE_UPPER_IO_PA:
+ io_virt = (void *) IOP13XX_PCIE_IO_PHYS_TO_VIRT(io_addr);
+ break;
+ case IOP13XX_PCIX_LOWER_IO_PA ... IOP13XX_PCIX_UPPER_IO_PA:
+ io_virt = (void *) IOP13XX_PCIX_IO_PHYS_TO_VIRT(io_addr);
+ break;
+ default:
+ BUG();
+ }
+
+ return io_virt;
+}
+EXPORT_SYMBOL(__iop13xx_io);
+
void * __iomem __iop13xx_ioremap(unsigned long cookie, size_t size,
unsigned long flags)
{