arch/ppc/platforms/rpx8260.c

   1 /*
   2  * arch/ppc/platforms/rpx8260.c
   3  *
   4  * RPC EP8260 platform support
   5  *
   6  * Author: Dan Malek <dan@embeddededge.com>
   7  * Derived from: pq2ads_setup.c by Kumar
   8  *
   9  * Copyright 2004 Embedded Edge, LLC
  10  *
  11  * This program is free software; you can redistribute  it and/or modify it
  12  * under  the terms of  the GNU General  Public License as published by the
  13  * Free Software Foundation;  either version 2 of the  License, or (at your
  14  * option) any later version.
  15  */
  16
  17 #include <linux/config.h>
  18 #include <linux/seq_file.h>
  19
  20 #include <asm/mpc8260.h>
  21 #include <asm/machdep.h>
  22
  23 static void (*callback_setup_arch)(void);
  24
  25 extern unsigned char __res[sizeof(bd_t)];
  26
  27 extern void m8260_init(unsigned long r3, unsigned long r4,
  28         unsigned long r5, unsigned long r6, unsigned long r7);
  29
  30 static int
  31 ep8260_show_cpuinfo(struct seq_file *m)
  32 {
  33         bd_t    *binfo = (bd_t *)__res;
  34
  35         seq_printf(m, "vendor\t\t: RPC\n"
  36                       "machine\t\t: EP8260 PPC\n"
  37                       "\n"
  38                       "mem size\t\t: 0x%08x\n"
  39                       "console baud\t\t: %d\n"
  40                       "\n",
  41                       binfo->bi_memsize,
  42                       binfo->bi_baudrate);
  43         return 0;
  44 }
  45
  46 static void __init
  47 ep8260_setup_arch(void)
  48 {
  49         printk("RPC EP8260 Port\n");
  50         callback_setup_arch();
  51 }
  52
  53 void __init
  54 platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
  55               unsigned long r6, unsigned long r7)
  56 {
  57         /* Generic 8260 platform initialization */
  58         m8260_init(r3, r4, r5, r6, r7);
  59
  60         /* Anything special for this platform */
  61         ppc_md.show_cpuinfo     = ep8260_show_cpuinfo;
  62
  63         callback_setup_arch     = ppc_md.setup_arch;
  64         ppc_md.setup_arch       = ep8260_setup_arch;
  65 }