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arch
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arm
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include
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asm
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arch-mxs
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sys_proto.h

sys_proto.h 2.3 KB
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  1. /*
    2. 

  2.  * Freescale i.MX23/i.MX28 specific functions
    3. 

  3.  *
    4. 

  4.  * Copyright (C) 2011 Marek Vasut <marek.vasut@gmail.com>
    5. 

  5.  * on behalf of DENX Software Engineering GmbH
    6. 

  6.  *
    7. 

  7.  * This program is free software; you can redistribute it and/or modify
    8. 

  8.  * it under the terms of the GNU General Public License as published by
    9. 

  9.  * the Free Software Foundation; either version 2 of the License, or
    10. 

  10.  * (at your option) any later version.
    11. 

  11.  *
    12. 

  12.  * This program is distributed in the hope that it will be useful,
    13. 

  13.  * but WITHOUT ANY WARRANTY; without even the implied warranty of
    14. 

  14.  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    15. 

  15.  * GNU General Public License for more details.
    16. 

  16.  *
    17. 

  17.  * You should have received a copy of the GNU General Public License
    18. 

  18.  * along with this program; if not, write to the Free Software
    19. 

  19.  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
    20. 

  20.  *
    21. 

  21.  */
    22. 

  22. 

  23. #ifndef __SYS_PROTO_H__
    24. 

  24. #define __SYS_PROTO_H__
    25. 

  25. 

  26. int mxs_reset_block(struct mxs_register_32 *reg);
    27. 

  27. int mxs_wait_mask_set(struct mxs_register_32 *reg,
    28. 

  28. 		       uint32_t mask,
    29. 

  29. 		       int timeout);
    30. 

  30. int mxs_wait_mask_clr(struct mxs_register_32 *reg,
    31. 

  31. 		       uint32_t mask,
    32. 

  32. 		       int timeout);
    33. 

  33. 

  34. int mxsmmc_initialize(bd_t *bis, int id, int (*wp)(int));
    35. 

  35. 

  36. #ifdef CONFIG_SPL_BUILD
    37. 

  37. #include <asm/arch/iomux-mx28.h>
    38. 

  38. void mxs_common_spl_init(const iomux_cfg_t *iomux_setup,
    39. 

  39. 			const unsigned int iomux_size);
    40. 

  40. #endif
    41. 

  41. 

  42. struct mxs_pair {
    43. 

  43. 	uint8_t	boot_pads;
    44. 

  44. 	uint8_t boot_mask;
    45. 

  45. 	const char *mode;
    46. 

  46. };
    47. 

  47. 

  48. static const struct mxs_pair mxs_boot_modes[] = {
    49. 

  49. 	{ 0x00, 0x0f, "USB #0" },
    50. 

  50. 	{ 0x01, 0x1f, "I2C #0, master, 3V3" },
    51. 

  51. 	{ 0x11, 0x1f, "I2C #0, master, 1V8" },
    52. 

  52. 	{ 0x02, 0x1f, "SSP SPI #2, master, 3V3 NOR" },
    53. 

  53. 	{ 0x12, 0x1f, "SSP SPI #2, master, 1V8 NOR" },
    54. 

  54. 	{ 0x03, 0x1f, "SSP SPI #3, master, 3V3 NOR" },
    55. 

  55. 	{ 0x13, 0x1f, "SSP SPI #3, master, 1V8 NOR" },
    56. 

  56. 	{ 0x04, 0x1f, "NAND, 3V3" },
    57. 

  57. 	{ 0x14, 0x1f, "NAND, 1V8" },
    58. 

  58. 	{ 0x08, 0x1f, "SSP SPI #3, master, 3V3 EEPROM" },
    59. 

  59. 	{ 0x18, 0x1f, "SSP SPI #3, master, 1V8 EEPROM" },
    60. 

  60. 	{ 0x09, 0x1f, "SSP SD/MMC #0, 3V3" },
    61. 

  61. 	{ 0x19, 0x1f, "SSP SD/MMC #0, 1V8" },
    62. 

  62. 	{ 0x0a, 0x1f, "SSP SD/MMC #1, 3V3" },
    63. 

  63. 	{ 0x1a, 0x1f, "SSP SD/MMC #1, 1V8" },
    64. 

  64. 	{ 0x00, 0x00, "Reserved/Unknown/Wrong" },
    65. 

  65. };
    66. 

  66. 

  67. struct mxs_spl_data {
    68. 

  68. 	uint8_t		boot_mode_idx;
    69. 

  69. 	uint32_t	mem_dram_size;
    70. 

  70. };
    71. 

  71. 

  72. int mx28_dram_init(void);
    73. 

  73. 

  74. #endif	/* __SYS_PROTO_H__ */
    75.