/arch/arm/mach-ep93xx/include/mach/hardware.h

https://github.com/AICP/kernel_google_msm · C Header · 24 lines · 8 code · 5 blank · 11 comment · 0 complexity · 3660a5c3d1d9e0cd79af654dfeb72ecd MD5 · raw file 

    

  1. /*
    2. 

  2.  * arch/arm/mach-ep93xx/include/mach/hardware.h
    3. 

  3.  */
    4. 

  4. 

  5. #ifndef __ASM_ARCH_HARDWARE_H
    6. 

  6. #define __ASM_ARCH_HARDWARE_H
    7. 

  7. 

  8. #include <mach/platform.h>
    9. 

  9. 

  10. /*
    11. 

  11.  * The EP93xx has two external crystal oscillators.  To generate the
    12. 

  12.  * required high-frequency clocks, the processor uses two phase-locked-
    13. 

  13.  * loops (PLLs) to multiply the incoming external clock signal to much
    14. 

  14.  * higher frequencies that are then divided down by programmable dividers
    15. 

  15.  * to produce the needed clocks.  The PLLs operate independently of one
    16. 

  16.  * another.
    17. 

  17.  */
    18. 

  18. #define EP93XX_EXT_CLK_RATE	14745600
    19. 

  19. #define EP93XX_EXT_RTC_RATE	32768
    20. 

  20. 

  21. #define EP93XX_KEYTCHCLK_DIV4	(EP93XX_EXT_CLK_RATE / 4)
    22. 

  22. #define EP93XX_KEYTCHCLK_DIV16	(EP93XX_EXT_CLK_RATE / 16)
    23. 

  23. 

  24. #endif
    25.