board-1arm.c 2.8 KB

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  1. /*
  2. * linux/arch/arm/mach-at91rm9200/board-1arm.c
  3. *
  4. * Copyright (C) 2005 SAN People
  5. *
  6. * This program is free software; you can redistribute it and/or modify
  7. * it under the terms of the GNU General Public License as published by
  8. * the Free Software Foundation; either version 2 of the License, or
  9. * (at your option) any later version.
  10. *
  11. * This program is distributed in the hope that it will be useful,
  12. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  14. * GNU General Public License for more details.
  15. *
  16. * You should have received a copy of the GNU General Public License
  17. * along with this program; if not, write to the Free Software
  18. * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  19. */
  20. #include <linux/config.h>
  21. #include <linux/types.h>
  22. #include <linux/init.h>
  23. #include <linux/mm.h>
  24. #include <linux/module.h>
  25. #include <linux/platform_device.h>
  26. #include <asm/hardware.h>
  27. #include <asm/setup.h>
  28. #include <asm/mach-types.h>
  29. #include <asm/irq.h>
  30. #include <asm/mach/arch.h>
  31. #include <asm/mach/map.h>
  32. #include <asm/mach/irq.h>
  33. #include <asm/hardware.h>
  34. #include <asm/arch/board.h>
  35. #include <asm/arch/gpio.h>
  36. #include "generic.h"
  37. static void __init onearm_init_irq(void)
  38. {
  39. /* Initialize AIC controller */
  40. at91rm9200_init_irq(NULL);
  41. /* Set up the GPIO interrupts */
  42. at91_gpio_irq_setup(PQFP_GPIO_BANKS);
  43. }
  44. /*
  45. * Serial port configuration.
  46. * 0 .. 3 = USART0 .. USART3
  47. * 4 = DBGU
  48. */
  49. static struct at91_uart_config __initdata onearm_uart_config = {
  50. .console_tty = 0, /* ttyS0 */
  51. .nr_tty = 3,
  52. .tty_map = { 4, 0, 1, -1, -1 }, /* ttyS0, ..., ttyS4 */
  53. };
  54. static void __init onearm_map_io(void)
  55. {
  56. at91rm9200_map_io();
  57. /* Initialize clocks: 18.432 MHz crystal */
  58. at91_clock_init(18432000);
  59. /* Setup the serial ports and console */
  60. at91_init_serial(&onearm_uart_config);
  61. }
  62. static struct at91_eth_data __initdata onearm_eth_data = {
  63. .phy_irq_pin = AT91_PIN_PC4,
  64. .is_rmii = 1,
  65. };
  66. static struct at91_usbh_data __initdata onearm_usbh_data = {
  67. .ports = 1,
  68. };
  69. static struct at91_udc_data __initdata onearm_udc_data = {
  70. .vbus_pin = AT91_PIN_PC2,
  71. .pullup_pin = AT91_PIN_PC3,
  72. };
  73. static void __init onearm_board_init(void)
  74. {
  75. /* Serial */
  76. at91_add_device_serial();
  77. /* Ethernet */
  78. at91_add_device_eth(&onearm_eth_data);
  79. /* USB Host */
  80. at91_add_device_usbh(&onearm_usbh_data);
  81. /* USB Device */
  82. at91_add_device_udc(&onearm_udc_data);
  83. }
  84. MACHINE_START(ONEARM, "Ajeco 1ARM single board computer")
  85. /* Maintainer: Lennert Buytenhek <buytenh@wantstofly.org> */
  86. .phys_io = AT91_BASE_SYS,
  87. .io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc,
  88. .boot_params = AT91_SDRAM_BASE + 0x100,
  89. .timer = &at91rm9200_timer,
  90. .map_io = onearm_map_io,
  91. .init_irq = onearm_init_irq,
  92. .init_machine = onearm_board_init,
  93. MACHINE_END