release/src-rt-6.x.4708/cfe/cfe/arch/mips/board/bcm97115/src/bcm97115_devs.c

   1 /*  *********************************************************************
   2     *  Broadcom Common Firmware Environment (CFE)
   3     *
   4     *  Board device initialization              File: bcm97115_devs.c
   5     *
   6     *  This is the "C" part of the board support package.  The
   7     *  routines to create and initialize the console, wire up
   8     *  device drivers, and do other customization live here.
   9     *
  10     *  Author:  Matt Carlson (mcarlson@broadcom.com)
  11     *
  12     *********************************************************************
  13     *
  14     *  XX Copyright 2000,2001
  15     *  Broadcom Corporation. All rights reserved.
  16     *
  17     *  BROADCOM PROPRIETARY AND CONFIDENTIAL
  18     *
  19     *  This software is furnished under license and may be used and
  20     *  copied only in accordance with the license.
  21     ********************************************************************* */
  22
  23 #include "lib_types.h"
  24 #include "cfe_iocb.h"
  25 #include "cfe_device.h"
  26 #include "cfe.h"
  27
  28 #include "bcm97115.h"
  29
  30
  31 /*  *********************************************************************
  32     *  Devices we're importing
  33     ********************************************************************* */
  34
  35 extern cfe_driver_t bcm97115_uart;
  36 extern cfe_driver_t bcm4413drv;
  37
  38 /*  *********************************************************************
  39     *  Some board-specific parameters
  40     ********************************************************************* */
  41
  42
  43 /*  *********************************************************************
  44     *  board_console_init()
  45     *
  46     *  Add the console device and set it to be the primary
  47     *  console.
  48     *
  49     *  Input parameters:
  50     *      nothing
  51     *
  52     *  Return value:
  53     *      nothing
  54     ********************************************************************* */
  55
  56 void board_console_init(void)
  57 {
  58         /* Add the serial port driver. */
  59         cfe_add_device( &bcm97115_uart, UARTA_BASE, 0, 0 );
  60
  61         cfe_set_console( "uart0" );
  62 }
  63
  64
  65 /*  *********************************************************************
  66     *  board_device_init()
  67     *
  68     *  Initialize and add other devices.  Add everything you need
  69     *  for bootstrap here, like disk drives, flash memory, UARTs,
  70     *  network controllers, etc.
  71     *
  72     *  Input parameters:
  73     *      nothing
  74     *
  75     *  Return value:
  76     *      nothing
  77     ********************************************************************* */
  78
  79 void board_device_init(void)
  80 {
  81         /* Modify some gpios so HD is released from reset. */
  82         *((volatile unsigned char *)0xfffe0057) &= 0xfd;
  83         *((volatile unsigned char *)0xfffe0053) |= 0x02;
  84
  85         *((volatile unsigned short *)0xfffe0900) = 0x07FF;
  86
  87         /* Set TM_TOP mux for LED */
  88         *(volatile unsigned char *)(0xfffe8008) = 0x00;
  89         *(volatile unsigned char *)(0xfffe009d) = 0x00;
  90         *(volatile unsigned char *)(0xfffe0092) = 0x00;
  91         *(volatile unsigned char *)(0xfffe0093) = 0x55;
  92         *(volatile unsigned char *)(0xfffe0094) = 0x01;
  93         *(volatile unsigned char *)(0xfffe0095) = 0xaa;
  94         *(volatile unsigned char *)(0xfffe009a) = 0x80;
  95
  96         /* Add the ethernet driver. */
  97         cfe_add_device( &bcm4413drv, 0, 0, 0 );
  98 }
  99
 100
 101
 102 /*  *********************************************************************
 103     *  board_device_reset()
 104     *
 105     *  Reset devices.  This call is done when the firmware is restarted,
 106     *  as might happen when an operating system exits, just before the
 107     *  "reset" command is applied to the installed devices.   You can
 108     *  do whatever board-specific things are here to keep the system
 109     *  stable, like stopping DMA sources, interrupts, etc.
 110     *
 111     *  Input parameters:
 112     *      nothing
 113     *
 114     *  Return value:
 115     *      nothing
 116     ********************************************************************* */
 117
 118 void board_device_reset(void)
 119 {
 120 }
 121
 122
 123 /*  *********************************************************************
 124     *  board_final_init()
 125     *
 126     *  Do any final initialization, such as adding commands to the
 127     *  user interface.
 128     *
 129     *  If you don't want a user interface, put the startup code here.
 130     *  This routine is called just before CFE starts its user interface.
 131     *
 132     *  Input parameters:
 133     *      nothing
 134     *
 135     *  Return value:
 136     *      nothing
 137     ********************************************************************* */
 138
 139 void board_final_init(void)
 140 {
 141 }