arch/mips/vr41xx/nec-cmbvr4133/setup.c

   1 /*
   2  * arch/mips/vr41xx/nec-cmbvr4133/setup.c
   3  *
   4  * Setup for the NEC CMB-VR4133.
   5  *
   6  * Author: Yoichi Yuasa <yyuasa@mvista.com, or source@mvista.com> and
   7  *         Alex Sapkov <asapkov@ru.mvista.com>
   8  *
   9  * 2001-2004 (c) MontaVista, Software, Inc. This file is licensed under
  10  * the terms of the GNU General Public License version 2. This program
  11  * is licensed "as is" without any warranty of any kind, whether express
  12  * or implied.
  13  *
  14  * Support for CMBVR4133 board in 2.6
  15  * Author: Manish Lachwani (mlachwani@mvista.com)
  16  */
  17 #include <linux/init.h>
  18 #include <linux/ide.h>
  19 #include <linux/ioport.h>
  20
  21 #include <asm/reboot.h>
  22 #include <asm/time.h>
  23 #include <asm/vr41xx/cmbvr4133.h>
  24 #include <asm/bootinfo.h>
  25
  26 #ifdef CONFIG_MTD
  27 #include <linux/mtd/physmap.h>
  28 #include <linux/mtd/partitions.h>
  29 #include <linux/mtd/mtd.h>
  30 #include <linux/mtd/map.h>
  31
  32 static struct mtd_partition cmbvr4133_mtd_parts[] = {
  33         {
  34                 .name =         "User FS",
  35                 .size =         0x1be0000,
  36                 .offset =       0,
  37                 .mask_flags =   0,
  38         },
  39         {
  40                 .name =         "PMON",
  41                 .size =         0x140000,
  42                 .offset =       MTDPART_OFS_APPEND,
  43                 .mask_flags =   MTD_WRITEABLE,  /* force read-only */
  44         },
  45         {
  46                 .name =         "User FS2",
  47                 .size =         MTDPART_SIZ_FULL,
  48                 .offset =       MTDPART_OFS_APPEND,
  49                 .mask_flags =   0,
  50         }
  51 };
  52
  53 #define number_partitions (sizeof(cmbvr4133_mtd_parts)/sizeof(struct mtd_partition))
  54 #endif
  55
  56 extern void i8259_init(void);
  57
  58 static void __init nec_cmbvr4133_setup(void)
  59 {
  60 #ifdef CONFIG_ROCKHOPPER
  61         extern void disable_pcnet(void);
  62
  63         disable_pcnet();
  64 #endif
  65         set_io_port_base(KSEG1ADDR(0x16000000));
  66
  67         mips_machtype = MACH_NEC_CMBVR4133;
  68
  69 #ifdef CONFIG_PCI
  70 #ifdef CONFIG_ROCKHOPPER
  71         ali_m5229_preinit();
  72 #endif
  73 #endif
  74
  75 #ifdef CONFIG_ROCKHOPPER
  76         rockhopper_init_irq();
  77 #endif
  78
  79 #ifdef CONFIG_MTD
  80         /* we use generic physmap mapping driver and we use partitions */
  81         physmap_configure(0x1C000000, 0x02000000, 4, NULL);
  82         physmap_set_partitions(cmbvr4133_mtd_parts, number_partitions);
  83 #endif
  84
  85         /* 128 MB memory support */
  86         add_memory_region(0, 0x08000000, BOOT_MEM_RAM);
  87
  88 #ifdef CONFIG_ROCKHOPPER
  89         i8259_init();
  90 #endif
  91 }