bubinga.c 2.1 KB

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  1. /*
  2. * (C) Copyright 2000-2005
  3. * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
  4. *
  5. * See file CREDITS for list of people who contributed to this
  6. * project.
  7. *
  8. * This program is free software; you can redistribute it and/or
  9. * modify it under the terms of the GNU General Public License as
  10. * published by the Free Software Foundation; either version 2 of
  11. * the License, or (at your option) any later version.
  12. *
  13. * This program is distributed in the hope that it will be useful,
  14. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  16. * GNU General Public License for more details.
  17. *
  18. * You should have received a copy of the GNU General Public License
  19. * along with this program; if not, write to the Free Software
  20. * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  21. * MA 02111-1307 USA
  22. */
  23. long int spd_sdram(void);
  24. #include <common.h>
  25. #include <asm/processor.h>
  26. int board_early_init_f(void)
  27. {
  28. mtdcr(uicsr, 0xFFFFFFFF); /* clear all ints */
  29. mtdcr(uicer, 0x00000000); /* disable all ints */
  30. mtdcr(uiccr, 0x00000010);
  31. mtdcr(uicpr, 0xFFFF7FF0); /* set int polarities */
  32. mtdcr(uictr, 0x00000010); /* set int trigger levels */
  33. mtdcr(uicsr, 0xFFFFFFFF); /* clear all ints */
  34. return 0;
  35. }
  36. /*
  37. * Check Board Identity:
  38. */
  39. int checkboard(void)
  40. {
  41. unsigned char *s = getenv("serial#");
  42. puts("Board: Bubinga - AMCC PPC405EP Evaluation Board");
  43. if (s != NULL) {
  44. puts(", serial# ");
  45. puts(s);
  46. }
  47. putc('\n');
  48. return (0);
  49. }
  50. /*
  51. * sdram_init - Dummy implementation for start.S, spd_sdram used on this board!
  52. */
  53. void sdram_init(void)
  54. {
  55. return;
  56. }
  57. /* -------------------------------------------------------------------------
  58. initdram(int board_type) reads EEPROM via I2c. EEPROM contains all of
  59. the necessary info for SDRAM controller configuration
  60. ------------------------------------------------------------------------- */
  61. long int initdram(int board_type)
  62. {
  63. long int ret;
  64. ret = spd_sdram();
  65. return ret;
  66. }
  67. int testdram(void)
  68. {
  69. /* TODO: XXX XXX XXX */
  70. printf("test: xxx MB - ok\n");
  71. return (0);
  72. }