arch/ppc/syslib/ibm440gx_common.h

   1 /*
   2  * arch/ppc/kernel/ibm440gx_common.h
   3  *
   4  * PPC440GX 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_IBM440GX_COMMON_H
  17 #define __PPC_SYSLIB_IBM440GX_COMMON_H
  18
  19 #ifndef __ASSEMBLY__
  20
  21 #include <linux/config.h>
  22 #include <linux/init.h>
  23 #include <linux/seq_file.h>
  24 #include <syslib/ibm44x_common.h>
  25
  26 /*
  27  * Please, refer to the Figure 14.1 in 440GX user manual
  28  *
  29  * if internal UART clock is used, ser_clk is ignored
  30  */
  31 void ibm440gx_get_clocks(struct ibm44x_clocks*, unsigned int sys_clk,
  32         unsigned int ser_clk) __init;
  33
  34 /* Enable L2 cache */
  35 void ibm440gx_l2c_enable(void) __init;
  36
  37 /* Disable L2 cache */
  38 void ibm440gx_l2c_disable(void) __init;
  39
  40 /* Enable/disable L2 cache for a particular chip revision */
  41 void ibm440gx_l2c_setup(struct ibm44x_clocks*) __init;
  42
  43 /* Get Ethernet Group */
  44 int ibm440gx_get_eth_grp(void) __init;
  45
  46 /* Set Ethernet Group */
  47 void ibm440gx_set_eth_grp(int group) __init;
  48
  49 /* Enable TAH devices */
  50 void ibm440gx_tah_enable(void) __init;
  51
  52 /* Add L2C info to /proc/cpuinfo */
  53 int ibm440gx_show_cpuinfo(struct seq_file*);
  54
  55 #endif /* __ASSEMBLY__ */
  56 #endif /* __PPC_SYSLIB_IBM440GX_COMMON_H */
  57 #endif /* __KERNEL__ */