diff options
Diffstat (limited to 'arch/arm/mach-iop32x/include/mach/memory.h')
| -rw-r--r-- | arch/arm/mach-iop32x/include/mach/memory.h | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/arch/arm/mach-iop32x/include/mach/memory.h b/arch/arm/mach-iop32x/include/mach/memory.h new file mode 100644 index 000000000000..42cd4bf3148c --- /dev/null +++ b/arch/arm/mach-iop32x/include/mach/memory.h @@ -0,0 +1,26 @@ +/* + * arch/arm/mach-iop32x/include/mach/memory.h + */ + +#ifndef __MEMORY_H +#define __MEMORY_H + +#include <mach/hardware.h> + +/* + * Physical DRAM offset. + */ +#define PHYS_OFFSET UL(0xa0000000) + +/* + * Virtual view <-> PCI DMA view memory address translations + * virt_to_bus: Used to translate the virtual address to an + * address suitable to be passed to set_dma_addr + * bus_to_virt: Used to convert an address for DMA operations + * to an address that the kernel can use. + */ +#define __virt_to_bus(x) (__virt_to_phys(x)) +#define __bus_to_virt(x) (__phys_to_virt(x)) + + +#endif |