spear310.c 1.7 KB

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  1. /*
  2. * (C) Copyright 2009
  3. * Ryan Chen, ST Micoelectronics, ryan.chen@st.com.
  4. * Vipin Kumar, ST Micoelectronics, vipin.kumar@st.com.
  5. *
  6. * See file CREDITS for list of people who contributed to this
  7. * project.
  8. *
  9. * This program is free software; you can redistribute it and/or
  10. * modify it under the terms of the GNU General Public License as
  11. * published by the Free Software Foundation; either version 2 of
  12. * the License, or (at your option) any later version.
  13. *
  14. * This program is distributed in the hope that it will be useful,
  15. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  17. * GNU General Public License for more details.
  18. *
  19. * You should have received a copy of the GNU General Public License
  20. * along with this program; if not, write to the Free Software
  21. * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  22. * MA 02111-1307 USA
  23. */
  24. #include <common.h>
  25. #include <nand.h>
  26. #include <asm/io.h>
  27. #include <asm/arch/hardware.h>
  28. #include <asm/arch/spr_defs.h>
  29. #include <asm/arch/spr_misc.h>
  30. #include <asm/arch/spr_nand.h>
  31. int board_init(void)
  32. {
  33. return spear_board_init(MACH_TYPE_SPEAR300);
  34. }
  35. /*
  36. * board_nand_init - Board specific NAND initialization
  37. * @nand: mtd private chip structure
  38. *
  39. * Called by nand_init_chip to initialize the board specific functions
  40. */
  41. int board_nand_init(struct nand_chip *nand)
  42. {
  43. struct misc_regs *const misc_regs_p =
  44. (struct misc_regs *)CONFIG_SPEAR_MISCBASE;
  45. if (((readl(&misc_regs_p->auto_cfg_reg) & MISC_SOCCFGMSK) ==
  46. MISC_SOCCFG30) ||
  47. ((readl(&misc_regs_p->auto_cfg_reg) & MISC_SOCCFGMSK) ==
  48. MISC_SOCCFG31)) {
  49. return spear_nand_init(nand);
  50. }
  51. return -1;
  52. }