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u-boot
/
arch
/
arm
/
include
/
asm
/
arch-mxs
/
sys_proto.h

sys_proto.h 2.2 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.  * SPDX-License-Identifier:	GPL-2.0+
    8. 

  8.  */
    9. 

  9. 

  10. #ifndef __SYS_PROTO_H__
    11. 

  11. #define __SYS_PROTO_H__
    12. 

  12. 

  13. #include <asm/imx-common/regs-common.h>
    14. 

  14. 

  15. int mxs_reset_block(struct mxs_register_32 *reg);
    16. 

  16. int mxs_wait_mask_set(struct mxs_register_32 *reg,
    17. 

  17. 		       uint32_t mask,
    18. 

  18. 		       unsigned int timeout);
    19. 

  19. int mxs_wait_mask_clr(struct mxs_register_32 *reg,
    20. 

  20. 		       uint32_t mask,
    21. 

  21. 		       unsigned int timeout);
    22. 

  22. 

  23. int mxsmmc_initialize(bd_t *bis, int id, int (*wp)(int), int (*cd)(int));
    24. 

  24. 

  25. #ifdef CONFIG_SPL_BUILD
    26. 

  26. 

  27. #if defined(CONFIG_MX23)
    28. 

  28. #include <asm/arch/iomux-mx23.h>
    29. 

  29. #elif defined(CONFIG_MX28)
    30. 

  30. #include <asm/arch/iomux-mx28.h>
    31. 

  31. #endif
    32. 

  32. 

  33. void mxs_common_spl_init(const uint32_t arg, const uint32_t *resptr,
    34. 

  34. 			 const iomux_cfg_t *iomux_setup,
    35. 

  35. 			 const unsigned int iomux_size);
    36. 

  36. #endif
    37. 

  37. 

  38. struct mxs_pair {
    39. 

  39. 	uint8_t	boot_pads;
    40. 

  40. 	uint8_t boot_mask;
    41. 

  41. 	const char *mode;
    42. 

  42. };
    43. 

  43. 

  44. static const struct mxs_pair mxs_boot_modes[] = {
    45. 

  45. #if defined(CONFIG_MX23)
    46. 

  46. 	{ 0x00, 0x0f, "USB" },
    47. 

  47. 	{ 0x01, 0x1f, "I2C, master" },
    48. 

  48. 	{ 0x02, 0x1f, "SSP SPI #1, master, NOR" },
    49. 

  49. 	{ 0x03, 0x1f, "SSP SPI #2, master, NOR" },
    50. 

  50. 	{ 0x04, 0x1f, "NAND" },
    51. 

  51. 	{ 0x06, 0x1f, "JTAG" },
    52. 

  52. 	{ 0x08, 0x1f, "SSP SPI #3, master, EEPROM" },
    53. 

  53. 	{ 0x09, 0x1f, "SSP SD/MMC #0" },
    54. 

  54. 	{ 0x0a, 0x1f, "SSP SD/MMC #1" },
    55. 

  55. 	{ 0x00, 0x00, "Reserved/Unknown/Wrong" },
    56. 

  56. #elif defined(CONFIG_MX28)
    57. 

  57. 	{ 0x00, 0x0f, "USB #0" },
    58. 

  58. 	{ 0x01, 0x1f, "I2C #0, master, 3V3" },
    59. 

  59. 	{ 0x11, 0x1f, "I2C #0, master, 1V8" },
    60. 

  60. 	{ 0x02, 0x1f, "SSP SPI #2, master, 3V3 NOR" },
    61. 

  61. 	{ 0x12, 0x1f, "SSP SPI #2, master, 1V8 NOR" },
    62. 

  62. 	{ 0x03, 0x1f, "SSP SPI #3, master, 3V3 NOR" },
    63. 

  63. 	{ 0x13, 0x1f, "SSP SPI #3, master, 1V8 NOR" },
    64. 

  64. 	{ 0x04, 0x1f, "NAND, 3V3" },
    65. 

  65. 	{ 0x14, 0x1f, "NAND, 1V8" },
    66. 

  66. 	{ 0x06, 0x1f, "JTAG" },
    67. 

  67. 	{ 0x08, 0x1f, "SSP SPI #3, master, 3V3 EEPROM" },
    68. 

  68. 	{ 0x18, 0x1f, "SSP SPI #3, master, 1V8 EEPROM" },
    69. 

  69. 	{ 0x09, 0x1f, "SSP SD/MMC #0, 3V3" },
    70. 

  70. 	{ 0x19, 0x1f, "SSP SD/MMC #0, 1V8" },
    71. 

  71. 	{ 0x0a, 0x1f, "SSP SD/MMC #1, 3V3" },
    72. 

  72. 	{ 0x1a, 0x1f, "SSP SD/MMC #1, 1V8" },
    73. 

  73. 	{ 0x00, 0x00, "Reserved/Unknown/Wrong" },
    74. 

  74. #endif
    75. 

  75. };
    76. 

  76. 

  77. struct mxs_spl_data {
    78. 

  78. 	uint8_t		boot_mode_idx;
    79. 

  79. 	uint32_t	mem_dram_size;
    80. 

  80. };
    81. 

  81. 

  82. int mxs_dram_init(void);
    83. 

  83. 

  84. #endif	/* __SYS_PROTO_H__ */
    85.