board/cm-bf548/cm-bf548.c

   1 /*
   2  * U-boot - main board file
   3  *
   4  * Copyright (c) 2005-2008 Analog Devices Inc.
   5  *
   6  * Licensed under the GPL-2 or later.
   7  */
   8
   9 #include <common.h>
  10 #include <config.h>
  11 #include <command.h>
  12 #include <netdev.h>
  13 #include <asm/blackfin.h>
  14
  15 DECLARE_GLOBAL_DATA_PTR;
  16
  17 int checkboard(void)
  18 {
  19         printf("Board: Bluetechnix CM-BF548 board\n");
  20         printf("       Support: http://www.bluetechnix.at/\n");
  21         return 0;
  22 }
  23
  24 int board_early_init_f(void)
  25 {
  26         /* Port H: PH8 - PH13 == A4 - A9
  27          * address lines of the parallel asynchronous memory interface
  28          */
  29
  30         /************************************************
  31         * configure GPIO                                *
  32         * set port H function enable register           *
  33         *  configure PH8-PH13 as peripheral (not GPIO)  *
  34         *************************************************/
  35         bfin_write_PORTH_FER(0x3F03);
  36
  37         /************************************************
  38         * set port H MUX to configure PH8-PH13          *
  39         *  1st Function (MUX = 00) (bits 16-27 == 0)    *
  40         *  Set to address signals A4-A9                 *
  41         *************************************************/
  42         bfin_write_PORTH_MUX(0);
  43
  44         /************************************************
  45         * set port H direction register                 *
  46         *  enable PH8-PH13 as outputs                   *
  47         *************************************************/
  48         bfin_write_PORTH_DIR_SET(0x3F00);
  49
  50         /* Port I: PI0 - PH14 == A10 - A24
  51          * address lines of the parallel asynchronous memory interface
  52          */
  53
  54         /************************************************
  55         * set port I function enable register           *
  56         *  configure PI0-PI14 as peripheral (not GPIO)  *
  57         *************************************************/
  58         bfin_write_PORTI_FER(0x7fff);
  59
  60         /**************************************************
  61         * set PORT I MUX to configure PI14-PI0 as         *
  62         * 1st Function (MUX=00) - address signals A10-A24 *
  63         ***************************************************/
  64         bfin_write_PORTI_MUX(0);
  65
  66         /****************************************
  67         * set PORT I direction register         *
  68         *  enable PI0 - PI14 as outputs         *
  69         *****************************************/
  70         bfin_write_PORTI_DIR_SET(0x7fff);
  71
  72         return 0;
  73 }
  74
  75 int board_eth_init(bd_t *bis)
  76 {
  77         int rc = 0;
  78 #ifdef CONFIG_SMC911X
  79         rc = smc911x_initialize(0, CONFIG_SMC911X_BASE);
  80 #endif
  81         return rc;
  82 }