fdt.c 2.1 KB

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  1. /*
  2. * Copyright 2007 Freescale Semiconductor, Inc.
  3. *
  4. * (C) Copyright 2000
  5. * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
  6. *
  7. * See file CREDITS for list of people who contributed to this
  8. * project.
  9. *
  10. * This program is free software; you can redistribute it and/or
  11. * modify it under the terms of the GNU General Public License as
  12. * published by the Free Software Foundation; either version 2 of
  13. * the License, or (at your option) any later version.
  14. *
  15. * This program is distributed in the hope that it will be useful,
  16. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  18. * GNU General Public License for more details.
  19. *
  20. * You should have received a copy of the GNU General Public License
  21. * along with this program; if not, write to the Free Software
  22. * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  23. * MA 02111-1307 USA
  24. */
  25. #include <common.h>
  26. #if defined(CONFIG_OF_LIBFDT)
  27. #include <libfdt.h>
  28. #include <fdt_support.h>
  29. extern void ft_qe_setup(void *blob);
  30. DECLARE_GLOBAL_DATA_PTR;
  31. void ft_cpu_setup(void *blob, bd_t *bd)
  32. {
  33. #if defined(CONFIG_HAS_ETH0) || defined(CONFIG_HAS_ETH1) ||\
  34. defined(CONFIG_HAS_ETH2) || defined(CONFIG_HAS_ETH3)
  35. fdt_fixup_ethernet(blob, bd);
  36. #endif
  37. do_fixup_by_prop_u32(blob, "device_type", "cpu", 4,
  38. "timebase-frequency", (bd->bi_busfreq / 4), 1);
  39. do_fixup_by_prop_u32(blob, "device_type", "cpu", 4,
  40. "bus-frequency", bd->bi_busfreq, 1);
  41. do_fixup_by_prop_u32(blob, "device_type", "cpu", 4,
  42. "clock-frequency", gd->core_clk, 1);
  43. do_fixup_by_prop_u32(blob, "device_type", "soc", 4,
  44. "bus-frequency", bd->bi_busfreq, 1);
  45. #ifdef CONFIG_QE
  46. ft_qe_setup(blob);
  47. #endif
  48. #ifdef CFG_NS16550
  49. do_fixup_by_compat_u32(blob, "ns16550",
  50. "clock-frequency", bd->bi_busfreq, 1);
  51. #endif
  52. #ifdef CONFIG_CPM2
  53. do_fixup_by_compat_u32(blob, "fsl,cpm2-scc-uart",
  54. "current-speed", bd->bi_baudrate, 1);
  55. do_fixup_by_compat_u32(blob, "fsl,cpm2-brg",
  56. "clock-frequency", bd->bi_brgfreq, 1);
  57. #endif
  58. fdt_fixup_memory(blob, (u64)bd->bi_memstart, (u64)bd->bi_memsize);
  59. }
  60. #endif /* CONFIG_OF_LIBFDT */