spl_boot.c 4.9 KB

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  1. // SPDX-License-Identifier: GPL-2.0+
  2. /*
  3. * Freescale MX23EVK Boot setup
  4. *
  5. * Copyright (C) 2011 Marek Vasut <marek.vasut@gmail.com>
  6. * on behalf of DENX Software Engineering GmbH
  7. */
  8. #include <common.h>
  9. #include <config.h>
  10. #include <asm/io.h>
  11. #include <asm/arch/iomux-mx23.h>
  12. #include <asm/arch/imx-regs.h>
  13. #include <asm/arch/sys_proto.h>
  14. #define MUX_CONFIG_SSP1 (MXS_PAD_8MA | MXS_PAD_PULLUP)
  15. #define MUX_CONFIG_EMI (MXS_PAD_3V3 | MXS_PAD_12MA | MXS_PAD_PULLUP)
  16. #define MUX_CONFIG_LCD (MXS_PAD_4MA | MXS_PAD_NOPULL)
  17. const iomux_cfg_t iomux_setup[] = {
  18. /* DUART */
  19. MX23_PAD_PWM0__DUART_RX,
  20. MX23_PAD_PWM1__DUART_TX,
  21. /* EMI */
  22. MX23_PAD_EMI_D00__EMI_D00 | MUX_CONFIG_EMI,
  23. MX23_PAD_EMI_D01__EMI_D01 | MUX_CONFIG_EMI,
  24. MX23_PAD_EMI_D02__EMI_D02 | MUX_CONFIG_EMI,
  25. MX23_PAD_EMI_D03__EMI_D03 | MUX_CONFIG_EMI,
  26. MX23_PAD_EMI_D04__EMI_D04 | MUX_CONFIG_EMI,
  27. MX23_PAD_EMI_D05__EMI_D05 | MUX_CONFIG_EMI,
  28. MX23_PAD_EMI_D06__EMI_D06 | MUX_CONFIG_EMI,
  29. MX23_PAD_EMI_D07__EMI_D07 | MUX_CONFIG_EMI,
  30. MX23_PAD_EMI_D08__EMI_D08 | MUX_CONFIG_EMI,
  31. MX23_PAD_EMI_D09__EMI_D09 | MUX_CONFIG_EMI,
  32. MX23_PAD_EMI_D10__EMI_D10 | MUX_CONFIG_EMI,
  33. MX23_PAD_EMI_D11__EMI_D11 | MUX_CONFIG_EMI,
  34. MX23_PAD_EMI_D12__EMI_D12 | MUX_CONFIG_EMI,
  35. MX23_PAD_EMI_D13__EMI_D13 | MUX_CONFIG_EMI,
  36. MX23_PAD_EMI_D14__EMI_D14 | MUX_CONFIG_EMI,
  37. MX23_PAD_EMI_D15__EMI_D15 | MUX_CONFIG_EMI,
  38. MX23_PAD_EMI_DQM0__EMI_DQM0 | MUX_CONFIG_EMI,
  39. MX23_PAD_EMI_DQM1__EMI_DQM1 | MUX_CONFIG_EMI,
  40. MX23_PAD_EMI_DQS0__EMI_DQS0 | MUX_CONFIG_EMI,
  41. MX23_PAD_EMI_DQS1__EMI_DQS1 | MUX_CONFIG_EMI,
  42. MX23_PAD_EMI_CLK__EMI_CLK | MUX_CONFIG_EMI,
  43. MX23_PAD_EMI_CLKN__EMI_CLKN | MUX_CONFIG_EMI,
  44. MX23_PAD_EMI_A00__EMI_A00 | MUX_CONFIG_EMI,
  45. MX23_PAD_EMI_A01__EMI_A01 | MUX_CONFIG_EMI,
  46. MX23_PAD_EMI_A02__EMI_A02 | MUX_CONFIG_EMI,
  47. MX23_PAD_EMI_A03__EMI_A03 | MUX_CONFIG_EMI,
  48. MX23_PAD_EMI_A04__EMI_A04 | MUX_CONFIG_EMI,
  49. MX23_PAD_EMI_A05__EMI_A05 | MUX_CONFIG_EMI,
  50. MX23_PAD_EMI_A06__EMI_A06 | MUX_CONFIG_EMI,
  51. MX23_PAD_EMI_A07__EMI_A07 | MUX_CONFIG_EMI,
  52. MX23_PAD_EMI_A08__EMI_A08 | MUX_CONFIG_EMI,
  53. MX23_PAD_EMI_A09__EMI_A09 | MUX_CONFIG_EMI,
  54. MX23_PAD_EMI_A10__EMI_A10 | MUX_CONFIG_EMI,
  55. MX23_PAD_EMI_A11__EMI_A11 | MUX_CONFIG_EMI,
  56. MX23_PAD_EMI_A12__EMI_A12 | MUX_CONFIG_EMI,
  57. MX23_PAD_EMI_BA0__EMI_BA0 | MUX_CONFIG_EMI,
  58. MX23_PAD_EMI_BA1__EMI_BA1 | MUX_CONFIG_EMI,
  59. MX23_PAD_EMI_CASN__EMI_CASN | MUX_CONFIG_EMI,
  60. MX23_PAD_EMI_CE0N__EMI_CE0N | MUX_CONFIG_EMI,
  61. MX23_PAD_EMI_CE1N__EMI_CE1N | MUX_CONFIG_EMI,
  62. MX23_PAD_EMI_CKE__EMI_CKE | MUX_CONFIG_EMI,
  63. MX23_PAD_EMI_RASN__EMI_RASN | MUX_CONFIG_EMI,
  64. MX23_PAD_EMI_WEN__EMI_WEN | MUX_CONFIG_EMI,
  65. /* MMC 0 */
  66. MX23_PAD_SSP1_DATA0__SSP1_DATA0 | MUX_CONFIG_SSP1,
  67. MX23_PAD_SSP1_DATA1__SSP1_DATA1 | MUX_CONFIG_SSP1,
  68. MX23_PAD_SSP1_DATA2__SSP1_DATA2 | MUX_CONFIG_SSP1,
  69. MX23_PAD_SSP1_DATA3__SSP1_DATA3 | MUX_CONFIG_SSP1,
  70. MX23_PAD_SSP1_CMD__SSP1_CMD | MUX_CONFIG_SSP1,
  71. MX23_PAD_SSP1_DETECT__SSP1_DETECT | MUX_CONFIG_SSP1,
  72. (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_NOPULL),
  73. MX23_PAD_SSP1_SCK__SSP1_SCK |
  74. (MXS_PAD_8MA | MXS_PAD_3V3 | MXS_PAD_NOPULL),
  75. /* Write Protect Pin */
  76. MX23_PAD_PWM4__GPIO_1_30 |
  77. (MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL),
  78. /* Slot Power Enable */
  79. MX23_PAD_PWM3__GPIO_1_29 |
  80. (MXS_PAD_4MA | MXS_PAD_3V3 | MXS_PAD_NOPULL),
  81. /* LCD */
  82. MX23_PAD_LCD_D00__LCD_D00 | MUX_CONFIG_LCD,
  83. MX23_PAD_LCD_D01__LCD_D01 | MUX_CONFIG_LCD,
  84. MX23_PAD_LCD_D02__LCD_D02 | MUX_CONFIG_LCD,
  85. MX23_PAD_LCD_D03__LCD_D03 | MUX_CONFIG_LCD,
  86. MX23_PAD_LCD_D04__LCD_D04 | MUX_CONFIG_LCD,
  87. MX23_PAD_LCD_D05__LCD_D05 | MUX_CONFIG_LCD,
  88. MX23_PAD_LCD_D06__LCD_D06 | MUX_CONFIG_LCD,
  89. MX23_PAD_LCD_D07__LCD_D07 | MUX_CONFIG_LCD,
  90. MX23_PAD_LCD_D08__LCD_D08 | MUX_CONFIG_LCD,
  91. MX23_PAD_LCD_D09__LCD_D09 | MUX_CONFIG_LCD,
  92. MX23_PAD_LCD_D10__LCD_D10 | MUX_CONFIG_LCD,
  93. MX23_PAD_LCD_D11__LCD_D11 | MUX_CONFIG_LCD,
  94. MX23_PAD_LCD_D12__LCD_D12 | MUX_CONFIG_LCD,
  95. MX23_PAD_LCD_D13__LCD_D13 | MUX_CONFIG_LCD,
  96. MX23_PAD_LCD_D14__LCD_D14 | MUX_CONFIG_LCD,
  97. MX23_PAD_LCD_D15__LCD_D15 | MUX_CONFIG_LCD,
  98. MX23_PAD_LCD_D16__LCD_D16 | MUX_CONFIG_LCD,
  99. MX23_PAD_LCD_D17__LCD_D17 | MUX_CONFIG_LCD,
  100. MX23_PAD_GPMI_D08__LCD_D18 | MUX_CONFIG_LCD,
  101. MX23_PAD_GPMI_D09__LCD_D19 | MUX_CONFIG_LCD,
  102. MX23_PAD_GPMI_D10__LCD_D20 | MUX_CONFIG_LCD,
  103. MX23_PAD_GPMI_D11__LCD_D21 | MUX_CONFIG_LCD,
  104. MX23_PAD_GPMI_D12__LCD_D22 | MUX_CONFIG_LCD,
  105. MX23_PAD_GPMI_D13__LCD_D23 | MUX_CONFIG_LCD,
  106. MX23_PAD_LCD_DOTCK__LCD_DOTCK | MUX_CONFIG_LCD,
  107. MX23_PAD_LCD_ENABLE__LCD_ENABLE | MUX_CONFIG_LCD,
  108. MX23_PAD_LCD_HSYNC__LCD_HSYNC | MUX_CONFIG_LCD,
  109. MX23_PAD_LCD_VSYNC__LCD_VSYNC | MUX_CONFIG_LCD,
  110. MX23_PAD_LCD_RESET__GPIO_1_18 | MUX_CONFIG_LCD, /* LCD power */
  111. MX23_PAD_PWM2__GPIO_1_28 | MUX_CONFIG_LCD, /* LCD contrast */
  112. };
  113. #define HW_DRAM_CTL14 (0x38 >> 2)
  114. #define CS_MAP 0x3
  115. #define INTAREF 0x2
  116. #define HW_DRAM_CTL14_CONFIG (INTAREF << 8 | CS_MAP)
  117. void mxs_adjust_memory_params(uint32_t *dram_vals)
  118. {
  119. dram_vals[HW_DRAM_CTL14] = HW_DRAM_CTL14_CONFIG;
  120. }
  121. void board_init_ll(const uint32_t arg, const uint32_t *resptr)
  122. {
  123. mxs_common_spl_init(arg, resptr, iomux_setup, ARRAY_SIZE(iomux_setup));
  124. }