arch/arm/mach-davinci/include/mach/hardware.h

   1 /*
   2  * Hardware definitions common to all DaVinci family processors
   3  *
   4  * Author: Kevin Hilman, Deep Root Systems, LLC
   5  *
   6  * 2007 (c) Deep Root Systems, LLC. This file is licensed under
   7  * the terms of the GNU General Public License version 2. This program
   8  * is licensed "as is" without any warranty of any kind, whether express
   9  * or implied.
  10  */
  11 #ifndef __ASM_ARCH_HARDWARE_H
  12 #define __ASM_ARCH_HARDWARE_H
  13
  14 /*
  15  * Before you add anything to ths file:
  16  *
  17  * This header is for defines common to ALL DaVinci family chips.
  18  * Anything that is chip specific should go in <chipname>.h,
  19  * and the chip/board init code should then explicitly include
  20  * <chipname>.h
  21  */
  22 #define DAVINCI_SYSTEM_MODULE_BASE        0x01C40000
  23
  24 /* System control register offsets */
  25 #define DM64XX_VDD3P3V_PWDN     0x48
  26
  27 /*
  28  * I/O mapping
  29  */
  30 #define IO_PHYS                         0x01c00000
  31 #define IO_OFFSET                       0xfd000000 /* Virtual IO = 0xfec00000 */
  32 #define IO_SIZE                         0x00400000
  33 #define IO_VIRT                         (IO_PHYS + IO_OFFSET)
  34 #define io_v2p(va)                      ((va) - IO_OFFSET)
  35 #define __IO_ADDRESS(x)                 ((x) + IO_OFFSET)
  36 #define IO_ADDRESS(pa)                  IOMEM(__IO_ADDRESS(pa))
  37
  38 #ifdef __ASSEMBLER__
  39 #define IOMEM(x)                        x
  40 #else
  41 #define IOMEM(x)                        ((void __force __iomem *)(x))
  42 #endif
  43
  44 #endif /* __ASM_ARCH_HARDWARE_H */