arch/ppc/syslib/ibm44x_common.h

   1 /*
   2  * arch/ppc/kernel/ibm44x_common.h
   3  *
   4  * PPC44x system library
   5  *
   6  * Eugene Surovegin <eugene.surovegin@zultys.com> or <ebs@ebshome.net>
   7  * Copyright (c) 2003, 2004 Zultys Technologies
   8  *
   9  * This program is free software; you can redistribute  it and/or modify it
  10  * under  the terms of  the GNU General  Public License as published by the
  11  * Free Software Foundation;  either version 2 of the  License, or (at your
  12  * option) any later version.
  13  *
  14  */
  15 #ifdef __KERNEL__
  16 #ifndef __PPC_SYSLIB_IBM44x_COMMON_H
  17 #define __PPC_SYSLIB_IBM44x_COMMON_H
  18
  19 #ifndef __ASSEMBLY__
  20
  21 /*
  22  * All clocks are in Hz
  23  */
  24 struct ibm44x_clocks {
  25         unsigned int vco;       /* VCO, 0 if system PLL is bypassed */
  26         unsigned int cpu;       /* CPUCoreClk */
  27         unsigned int plb;       /* PLBClk */
  28         unsigned int opb;       /* OPBClk */
  29         unsigned int ebc;       /* PerClk */
  30         unsigned int uart0;
  31         unsigned int uart1;
  32 };
  33
  34 /* common 44x platform init */
  35 void ibm44x_platform_init(void) __init;
  36
  37 /* initialize decrementer and tick-related variables */
  38 void ibm44x_calibrate_decr(unsigned int freq) __init;
  39
  40 #endif /* __ASSEMBLY__ */
  41 #endif /* __PPC_SYSLIB_IBM44x_COMMON_H */
  42 #endif /* __KERNEL__ */