m5272c3.c 762 B

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  1. /*
  2. * (C) Copyright 2000-2003
  3. * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
  4. *
  5. * Copyright (C) 2012 Freescale Semiconductor, Inc. All Rights Reserved.
  6. *
  7. * SPDX-License-Identifier: GPL-2.0+
  8. */
  9. #include <common.h>
  10. #include <asm/immap.h>
  11. #include <asm/io.h>
  12. int checkboard (void) {
  13. puts ("Board: ");
  14. puts ("Freescale MCF5272C3 EVB\n");
  15. return 0;
  16. };
  17. phys_size_t initdram (int board_type) {
  18. sdramctrl_t * sdp = (sdramctrl_t *)(MMAP_SDRAM);
  19. out_be16(&sdp->sdram_sdtr, 0xf539);
  20. out_be16(&sdp->sdram_sdcr, 0x4211);
  21. /* Dummy write to start SDRAM */
  22. *((volatile unsigned long *)0) = 0;
  23. return CONFIG_SYS_SDRAM_SIZE * 1024 * 1024;
  24. };
  25. int testdram (void) {
  26. /* TODO: XXX XXX XXX */
  27. printf ("DRAM test not implemented!\n");
  28. return (0);
  29. }