board-carmeva.c 4.2 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169
  1. /*
  2. * linux/arch/arm/mach-at91/board-carmeva.c
  3. *
  4. * Copyright (c) 2005 Peer Georgi
  5. * Conitec Datasystems
  6. *
  7. * This program is free software; you can redistribute it and/or modify
  8. * it under the terms of the GNU General Public License as published by
  9. * the Free Software Foundation; either version 2 of the License, or
  10. * (at your option) any later version.
  11. *
  12. * This program is distributed in the hope that it will be useful,
  13. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  15. * GNU General Public License for more details.
  16. *
  17. * You should have received a copy of the GNU General Public License
  18. * along with this program; if not, write to the Free Software
  19. * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  20. */
  21. #include <linux/types.h>
  22. #include <linux/gpio.h>
  23. #include <linux/init.h>
  24. #include <linux/mm.h>
  25. #include <linux/module.h>
  26. #include <linux/platform_device.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 <mach/hardware.h>
  34. #include <mach/board.h>
  35. #include "generic.h"
  36. static void __init carmeva_init_early(void)
  37. {
  38. /* Initialize processor: 20.000 MHz crystal */
  39. at91_initialize(20000000);
  40. /* DBGU on ttyS0. (Rx & Tx only) */
  41. at91_register_uart(0, 0, 0);
  42. /* USART1 on ttyS1. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */
  43. at91_register_uart(AT91RM9200_ID_US1, 1, ATMEL_UART_CTS | ATMEL_UART_RTS
  44. | ATMEL_UART_DTR | ATMEL_UART_DSR | ATMEL_UART_DCD
  45. | ATMEL_UART_RI);
  46. /* set serial console to ttyS0 (ie, DBGU) */
  47. at91_set_serial_console(0);
  48. }
  49. static struct macb_platform_data __initdata carmeva_eth_data = {
  50. .phy_irq_pin = AT91_PIN_PC4,
  51. .is_rmii = 1,
  52. };
  53. static struct at91_usbh_data __initdata carmeva_usbh_data = {
  54. .ports = 2,
  55. .vbus_pin = {-EINVAL, -EINVAL},
  56. .overcurrent_pin= {-EINVAL, -EINVAL},
  57. };
  58. static struct at91_udc_data __initdata carmeva_udc_data = {
  59. .vbus_pin = AT91_PIN_PD12,
  60. .pullup_pin = AT91_PIN_PD9,
  61. };
  62. /* FIXME: user dependent */
  63. // static struct at91_cf_data __initdata carmeva_cf_data = {
  64. // .det_pin = AT91_PIN_PB0,
  65. // .rst_pin = AT91_PIN_PC5,
  66. // .irq_pin = -EINVAL,
  67. // .vcc_pin = -EINVAL,
  68. // };
  69. static struct at91_mmc_data __initdata carmeva_mmc_data = {
  70. .slot_b = 0,
  71. .wire4 = 1,
  72. .det_pin = AT91_PIN_PB10,
  73. .wp_pin = AT91_PIN_PC14,
  74. .vcc_pin = -EINVAL,
  75. };
  76. static struct spi_board_info carmeva_spi_devices[] = {
  77. { /* DataFlash chip */
  78. .modalias = "mtd_dataflash",
  79. .chip_select = 0,
  80. .max_speed_hz = 10 * 1000 * 1000,
  81. },
  82. { /* User accessible spi - cs1 (250KHz) */
  83. .modalias = "spi-cs1",
  84. .chip_select = 1,
  85. .max_speed_hz = 250 * 1000,
  86. },
  87. { /* User accessible spi - cs2 (1MHz) */
  88. .modalias = "spi-cs2",
  89. .chip_select = 2,
  90. .max_speed_hz = 1 * 1000 * 1000,
  91. },
  92. { /* User accessible spi - cs3 (10MHz) */
  93. .modalias = "spi-cs3",
  94. .chip_select = 3,
  95. .max_speed_hz = 10 * 1000 * 1000,
  96. },
  97. };
  98. static struct gpio_led carmeva_leds[] = {
  99. { /* "user led 1", LED9 */
  100. .name = "led9",
  101. .gpio = AT91_PIN_PA21,
  102. .active_low = 1,
  103. .default_trigger = "heartbeat",
  104. },
  105. { /* "user led 2", LED10 */
  106. .name = "led10",
  107. .gpio = AT91_PIN_PA25,
  108. .active_low = 1,
  109. },
  110. { /* "user led 3", LED11 */
  111. .name = "led11",
  112. .gpio = AT91_PIN_PA26,
  113. .active_low = 1,
  114. },
  115. { /* "user led 4", LED12 */
  116. .name = "led12",
  117. .gpio = AT91_PIN_PA18,
  118. .active_low = 1,
  119. }
  120. };
  121. static void __init carmeva_board_init(void)
  122. {
  123. /* Serial */
  124. at91_add_device_serial();
  125. /* Ethernet */
  126. at91_add_device_eth(&carmeva_eth_data);
  127. /* USB Host */
  128. at91_add_device_usbh(&carmeva_usbh_data);
  129. /* USB Device */
  130. at91_add_device_udc(&carmeva_udc_data);
  131. /* I2C */
  132. at91_add_device_i2c(NULL, 0);
  133. /* SPI */
  134. at91_add_device_spi(carmeva_spi_devices, ARRAY_SIZE(carmeva_spi_devices));
  135. /* Compact Flash */
  136. // at91_add_device_cf(&carmeva_cf_data);
  137. /* MMC */
  138. at91_add_device_mmc(0, &carmeva_mmc_data);
  139. /* LEDs */
  140. at91_gpio_leds(carmeva_leds, ARRAY_SIZE(carmeva_leds));
  141. }
  142. MACHINE_START(CARMEVA, "Carmeva")
  143. /* Maintainer: Conitec Datasystems */
  144. .timer = &at91rm9200_timer,
  145. .map_io = at91_map_io,
  146. .init_early = carmeva_init_early,
  147. .init_irq = at91_init_irq_default,
  148. .init_machine = carmeva_board_init,
  149. MACHINE_END