arch/ppc/syslib/ibm440gx_common.h

   1 /*
   2  * PPC440GX system library
   3  *
   4  * Eugene Surovegin <eugene.surovegin@zultys.com> or <ebs@ebshome.net>
   5  * Copyright (c) 2003, 2004 Zultys Technologies
   6  *
   7  * This program is free software; you can redistribute  it and/or modify it
   8  * under  the terms of  the GNU General  Public License as published by the
   9  * Free Software Foundation;  either version 2 of the  License, or (at your
  10  * option) any later version.
  11  *
  12  */
  13 #ifdef __KERNEL__
  14 #ifndef __PPC_SYSLIB_IBM440GX_COMMON_H
  15 #define __PPC_SYSLIB_IBM440GX_COMMON_H
  16
  17 #ifndef __ASSEMBLY__
  18
  19 #include <linux/init.h>
  20 #include <linux/seq_file.h>
  21 #include <syslib/ibm44x_common.h>
  22
  23 /*
  24  * Please, refer to the Figure 14.1 in 440GX user manual
  25  *
  26  * if internal UART clock is used, ser_clk is ignored
  27  */
  28 void ibm440gx_get_clocks(struct ibm44x_clocks*, unsigned int sys_clk,
  29         unsigned int ser_clk) __init;
  30
  31 /* common 440GX platform init */
  32 void ibm440gx_platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
  33                             unsigned long r6, unsigned long r7) __init;
  34
  35 /* Enable L2 cache */
  36 void ibm440gx_l2c_enable(void) __init;
  37
  38 /* Disable L2 cache */
  39 void ibm440gx_l2c_disable(void) __init;
  40
  41 /* Enable/disable L2 cache for a particular chip revision */
  42 void ibm440gx_l2c_setup(struct ibm44x_clocks*) __init;
  43
  44 /* Get Ethernet Group */
  45 int ibm440gx_get_eth_grp(void) __init;
  46
  47 /* Set Ethernet Group */
  48 void ibm440gx_set_eth_grp(int group) __init;
  49
  50 /* Enable TAH devices */
  51 void ibm440gx_tah_enable(void) __init;
  52
  53 /* Add L2C info to /proc/cpuinfo */
  54 int ibm440gx_show_cpuinfo(struct seq_file*);
  55
  56 #endif /* __ASSEMBLY__ */
  57 #endif /* __PPC_SYSLIB_IBM440GX_COMMON_H */
  58 #endif /* __KERNEL__ */