diff options
Diffstat (limited to 'arch/arm/plat-mxc/include/mach/memory.h')
| -rw-r--r-- | arch/arm/plat-mxc/include/mach/memory.h | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/arch/arm/plat-mxc/include/mach/memory.h b/arch/arm/plat-mxc/include/mach/memory.h new file mode 100644 index 00000000000..d7a8d3ebed5 --- /dev/null +++ b/arch/arm/plat-mxc/include/mach/memory.h | |||
| @@ -0,0 +1,29 @@ | |||
| 1 | /* | ||
| 2 | * Copyright 2004-2007 Freescale Semiconductor, Inc. All Rights Reserved. | ||
| 3 | */ | ||
| 4 | |||
| 5 | /* | ||
| 6 | * This program is free software; you can redistribute it and/or modify | ||
| 7 | * it under the terms of the GNU General Public License version 2 as | ||
| 8 | * published by the Free Software Foundation. | ||
| 9 | */ | ||
| 10 | |||
| 11 | #ifndef __ASM_ARCH_MXC_MEMORY_H__ | ||
| 12 | #define __ASM_ARCH_MXC_MEMORY_H__ | ||
| 13 | |||
| 14 | #include <mach/hardware.h> | ||
| 15 | |||
| 16 | /* | ||
| 17 | * Virtual view <-> DMA view memory address translations | ||
| 18 | * This macro is used to translate the virtual address to an address | ||
| 19 | * suitable to be passed to set_dma_addr() | ||
| 20 | */ | ||
| 21 | #define __virt_to_bus(a) __virt_to_phys(a) | ||
| 22 | |||
| 23 | /* | ||
| 24 | * Used to convert an address for DMA operations to an address that the | ||
| 25 | * kernel can use. | ||
| 26 | */ | ||
| 27 | #define __bus_to_virt(a) __phys_to_virt(a) | ||
| 28 | |||
| 29 | #endif /* __ASM_ARCH_MXC_MEMORY_H__ */ | ||
