actux3.c 3.9 KB

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  1. /*
  2. * (C) Copyright 2007
  3. * Michael Schwingen, michael@schwingen.org
  4. *
  5. * (C) Copyright 2006
  6. * Stefan Roese, DENX Software Engineering, sr@denx.de.
  7. *
  8. * (C) Copyright 2002
  9. * Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net
  10. *
  11. * (C) Copyright 2002
  12. * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
  13. * Marius Groeger <mgroeger@sysgo.de>
  14. *
  15. * See file CREDITS for list of people who contributed to this
  16. * project.
  17. *
  18. * This program is free software; you can redistribute it and/or
  19. * modify it under the terms of the GNU General Public License as
  20. * published by the Free Software Foundation; either version 2 of
  21. * the License, or (at your option) any later version.
  22. *
  23. * This program is distributed in the hope that it will be useful,
  24. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  25. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  26. * GNU General Public License for more details.
  27. *
  28. * You should have received a copy of the GNU General Public License
  29. * along with this program; if not, write to the Free Software
  30. * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  31. * MA 02111-1307 USA
  32. */
  33. #include <common.h>
  34. #include <command.h>
  35. #include <malloc.h>
  36. #include <asm/arch/ixp425.h>
  37. #include <asm/io.h>
  38. #include <miiphy.h>
  39. #include "actux3_hw.h"
  40. DECLARE_GLOBAL_DATA_PTR;
  41. int board_init (void)
  42. {
  43. gd->bd->bi_arch_number = MACH_TYPE_ACTUX3;
  44. /* adress of boot parameters */
  45. gd->bd->bi_boot_params = 0x00000100;
  46. GPIO_OUTPUT_ENABLE (CONFIG_SYS_GPIO_IORST);
  47. GPIO_OUTPUT_ENABLE (CONFIG_SYS_GPIO_ETHRST);
  48. GPIO_OUTPUT_ENABLE (CONFIG_SYS_GPIO_DSR);
  49. GPIO_OUTPUT_ENABLE (CONFIG_SYS_GPIO_DCD);
  50. GPIO_OUTPUT_ENABLE (CONFIG_SYS_GPIO_LED5_GN);
  51. GPIO_OUTPUT_ENABLE (CONFIG_SYS_GPIO_LED6_RT);
  52. GPIO_OUTPUT_ENABLE (CONFIG_SYS_GPIO_LED6_GN);
  53. GPIO_OUTPUT_CLEAR (CONFIG_SYS_GPIO_IORST);
  54. GPIO_OUTPUT_CLEAR (CONFIG_SYS_GPIO_ETHRST);
  55. GPIO_OUTPUT_CLEAR (CONFIG_SYS_GPIO_DSR);
  56. GPIO_OUTPUT_SET (CONFIG_SYS_GPIO_DCD);
  57. GPIO_OUTPUT_CLEAR (CONFIG_SYS_GPIO_LED5_GN);
  58. GPIO_OUTPUT_CLEAR (CONFIG_SYS_GPIO_LED6_RT);
  59. GPIO_OUTPUT_CLEAR (CONFIG_SYS_GPIO_LED6_GN);
  60. /*
  61. * Setup GPIO's for Interrupt inputs
  62. */
  63. GPIO_OUTPUT_DISABLE (CONFIG_SYS_GPIO_DBGINT);
  64. GPIO_OUTPUT_DISABLE (CONFIG_SYS_GPIO_ETHINT);
  65. /*
  66. * Setup GPIO's for 33MHz clock output
  67. */
  68. GPIO_OUTPUT_ENABLE (CONFIG_SYS_GPIO_PCI_CLK);
  69. GPIO_OUTPUT_ENABLE (CONFIG_SYS_GPIO_EXTBUS_CLK);
  70. *IXP425_GPIO_GPCLKR = 0x011001FF;
  71. /* CS1: IPAC-X */
  72. *IXP425_EXP_CS1 = 0x94d10013;
  73. /* CS5: Debug port */
  74. *IXP425_EXP_CS5 = 0x9d520003;
  75. /* CS6: Release/Option register */
  76. *IXP425_EXP_CS6 = 0x81860001;
  77. /* CS7: LEDs */
  78. *IXP425_EXP_CS7 = 0x80900003;
  79. udelay (533);
  80. GPIO_OUTPUT_SET (CONFIG_SYS_GPIO_IORST);
  81. GPIO_OUTPUT_SET (CONFIG_SYS_GPIO_ETHRST);
  82. ACTUX3_LED1_RT (1);
  83. ACTUX3_LED1_GN (0);
  84. ACTUX3_LED2_RT (0);
  85. ACTUX3_LED2_GN (0);
  86. ACTUX3_LED3_RT (0);
  87. ACTUX3_LED3_GN (0);
  88. ACTUX3_LED4_GN (0);
  89. ACTUX3_LED5_RT (0);
  90. return 0;
  91. }
  92. /*
  93. * Check Board Identity
  94. */
  95. int checkboard (void)
  96. {
  97. char *s = getenv ("serial#");
  98. puts ("Board: AcTux-3 rev.");
  99. putc (ACTUX3_BOARDREL + 'A' - 1);
  100. if (s != NULL) {
  101. puts (", serial# ");
  102. puts (s);
  103. }
  104. putc ('\n');
  105. return (0);
  106. }
  107. /*************************************************************************
  108. * get_board_rev() - setup to pass kernel board revision information
  109. * 0 = reserved
  110. * 1 = Rev. A
  111. * 2 = Rev. B
  112. *************************************************************************/
  113. u32 get_board_rev (void)
  114. {
  115. return ACTUX3_BOARDREL;
  116. }
  117. int dram_init (void)
  118. {
  119. gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
  120. gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
  121. return (0);
  122. }
  123. void reset_phy (void)
  124. {
  125. int i;
  126. /* initialize the PHY */
  127. miiphy_reset ("NPE0", CONFIG_PHY_ADDR);
  128. /* all LED outputs = Link/Act */
  129. miiphy_write ("NPE0", CONFIG_PHY_ADDR, 0x16, 0x0AAA);
  130. /*
  131. * The Marvell 88E6060 switch comes up with all ports disabled.
  132. * set all ethernet switch ports to forwarding state
  133. */
  134. for (i = 1; i <= 5; i++)
  135. miiphy_write ("NPE0", CONFIG_PHY_ADDR + 8 + i, 0x04, 0x03);
  136. }