board.c 3.7 KB

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  1. // SPDX-License-Identifier: GPL-2.0+
  2. /*
  3. * Copyright (C) 2011, Texas Instruments, Incorporated - http://www.ti.com/
  4. * Copyright (C) 2017, Grinn - http://grinn-global.com/
  5. */
  6. #include <common.h>
  7. #include <asm/arch/chilisom.h>
  8. #include <asm/arch/cpu.h>
  9. #include <asm/arch/hardware.h>
  10. #include <asm/arch/omap.h>
  11. #include <asm/arch/mem.h>
  12. #include <asm/arch/mmc_host_def.h>
  13. #include <asm/arch/mux.h>
  14. #include <asm/arch/sys_proto.h>
  15. #include <asm/emif.h>
  16. #include <asm/io.h>
  17. #include <cpsw.h>
  18. #include <env.h>
  19. #include <errno.h>
  20. #include <miiphy.h>
  21. #include <spl.h>
  22. #include <watchdog.h>
  23. DECLARE_GLOBAL_DATA_PTR;
  24. static __maybe_unused struct ctrl_dev *cdev =
  25. (struct ctrl_dev *)CTRL_DEVICE_BASE;
  26. #ifndef CONFIG_SKIP_LOWLEVEL_INIT
  27. static struct module_pin_mux uart0_pin_mux[] = {
  28. {OFFSET(uart0_rxd), (MODE(0) | PULLUP_EN | RXACTIVE)}, /* UART0_RXD */
  29. {OFFSET(uart0_txd), (MODE(0) | PULLUDEN)}, /* UART0_TXD */
  30. {-1},
  31. };
  32. static struct module_pin_mux mmc0_pin_mux[] = {
  33. {OFFSET(mmc0_dat3), (MODE(0) | RXACTIVE | PULLUP_EN)}, /* MMC0_DAT3 */
  34. {OFFSET(mmc0_dat2), (MODE(0) | RXACTIVE | PULLUP_EN)}, /* MMC0_DAT2 */
  35. {OFFSET(mmc0_dat1), (MODE(0) | RXACTIVE | PULLUP_EN)}, /* MMC0_DAT1 */
  36. {OFFSET(mmc0_dat0), (MODE(0) | RXACTIVE | PULLUP_EN)}, /* MMC0_DAT0 */
  37. {OFFSET(mmc0_clk), (MODE(0) | RXACTIVE | PULLUP_EN)}, /* MMC0_CLK */
  38. {OFFSET(mmc0_cmd), (MODE(0) | RXACTIVE | PULLUP_EN)}, /* MMC0_CMD */
  39. {-1},
  40. };
  41. static struct module_pin_mux rmii1_pin_mux[] = {
  42. {OFFSET(mii1_crs), MODE(1) | RXACTIVE}, /* RMII1_CRS */
  43. {OFFSET(mii1_rxerr), MODE(1) | RXACTIVE}, /* RMII1_RXERR */
  44. {OFFSET(mii1_txen), MODE(1)}, /* RMII1_TXEN */
  45. {OFFSET(mii1_txd1), MODE(1)}, /* RMII1_TXD1 */
  46. {OFFSET(mii1_txd0), MODE(1)}, /* RMII1_TXD0 */
  47. {OFFSET(mii1_rxd1), MODE(1) | RXACTIVE}, /* RMII1_RXD1 */
  48. {OFFSET(mii1_rxd0), MODE(1) | RXACTIVE}, /* RMII1_RXD0 */
  49. {OFFSET(mdio_data), MODE(0) | RXACTIVE | PULLUP_EN}, /* MDIO_DATA */
  50. {OFFSET(mdio_clk), MODE(0) | PULLUP_EN}, /* MDIO_CLK */
  51. {OFFSET(rmii1_refclk), MODE(0) | RXACTIVE}, /* RMII1_REFCLK */
  52. {-1},
  53. };
  54. static void enable_board_pin_mux(void)
  55. {
  56. chilisom_enable_pin_mux();
  57. /* chiliboard pinmux */
  58. configure_module_pin_mux(rmii1_pin_mux);
  59. configure_module_pin_mux(mmc0_pin_mux);
  60. }
  61. #endif /* CONFIG_SKIP_LOWLEVEL_INIT */
  62. #ifndef CONFIG_SKIP_LOWLEVEL_INIT
  63. void set_uart_mux_conf(void)
  64. {
  65. configure_module_pin_mux(uart0_pin_mux);
  66. }
  67. void set_mux_conf_regs(void)
  68. {
  69. enable_board_pin_mux();
  70. }
  71. void am33xx_spl_board_init(void)
  72. {
  73. chilisom_spl_board_init();
  74. }
  75. #endif
  76. /*
  77. * Basic board specific setup. Pinmux has been handled already.
  78. */
  79. int board_init(void)
  80. {
  81. #if defined(CONFIG_HW_WATCHDOG)
  82. hw_watchdog_init();
  83. #endif
  84. gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
  85. gpmc_init();
  86. return 0;
  87. }
  88. #ifdef CONFIG_BOARD_LATE_INIT
  89. int board_late_init(void)
  90. {
  91. #if !defined(CONFIG_SPL_BUILD)
  92. uint8_t mac_addr[6];
  93. uint32_t mac_hi, mac_lo;
  94. /* try reading mac address from efuse */
  95. mac_lo = readl(&cdev->macid0l);
  96. mac_hi = readl(&cdev->macid0h);
  97. mac_addr[0] = mac_hi & 0xFF;
  98. mac_addr[1] = (mac_hi & 0xFF00) >> 8;
  99. mac_addr[2] = (mac_hi & 0xFF0000) >> 16;
  100. mac_addr[3] = (mac_hi & 0xFF000000) >> 24;
  101. mac_addr[4] = mac_lo & 0xFF;
  102. mac_addr[5] = (mac_lo & 0xFF00) >> 8;
  103. if (!env_get("ethaddr")) {
  104. printf("<ethaddr> not set. Validating first E-fuse MAC\n");
  105. if (is_valid_ethaddr(mac_addr))
  106. eth_env_set_enetaddr("ethaddr", mac_addr);
  107. }
  108. mac_lo = readl(&cdev->macid1l);
  109. mac_hi = readl(&cdev->macid1h);
  110. mac_addr[0] = mac_hi & 0xFF;
  111. mac_addr[1] = (mac_hi & 0xFF00) >> 8;
  112. mac_addr[2] = (mac_hi & 0xFF0000) >> 16;
  113. mac_addr[3] = (mac_hi & 0xFF000000) >> 24;
  114. mac_addr[4] = mac_lo & 0xFF;
  115. mac_addr[5] = (mac_lo & 0xFF00) >> 8;
  116. if (!env_get("eth1addr")) {
  117. if (is_valid_ethaddr(mac_addr))
  118. eth_env_set_enetaddr("eth1addr", mac_addr);
  119. }
  120. #endif
  121. return 0;
  122. }
  123. #endif