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linux-vybrid_pu...
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arch
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arm
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mach-sa1100
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lart.c

lart.c 1.5 KB
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  1. /*
    2. 

  2.  * linux/arch/arm/mach-sa1100/lart.c
    3. 

  3.  */
    4. 

  4. 

  5. #include <linux/init.h>
    6. 

  6. #include <linux/kernel.h>
    7. 

  7. #include <linux/tty.h>
    8. 

  8. 

  9. #include <mach/hardware.h>
    10. 

  10. #include <asm/setup.h>
    11. 

  11. #include <asm/mach-types.h>
    12. 

  12. #include <asm/page.h>
    13. 

  13. 

  14. #include <asm/mach/arch.h>
    15. 

  15. #include <asm/mach/map.h>
    16. 

  16. #include <asm/mach/serial_sa1100.h>
    17. 

  17. #include <mach/mcp.h>
    18. 

  18. 

  19. #include "generic.h"
    20. 

  20. 

  21. 

  22. #warning "include/asm/arch-sa1100/ide.h needs fixing for lart"
    23. 

  23. 

  24. static struct mcp_plat_data lart_mcp_data = {
    25. 

  25. 	.mccr0		= MCCR0_ADM,
    26. 

  26. 	.sclk_rate	= 11981000,
    27. 

  27. };
    28. 

  28. 

  29. static void __init lart_init(void)
    30. 

  30. {
    31. 

  31. 	sa11x0_ppc_configure_mcp();
    32. 

  32. 	sa11x0_register_mcp(&lart_mcp_data);
    33. 

  33. }
    34. 

  34. 

  35. static struct map_desc lart_io_desc[] __initdata = {
    36. 

  36. 	{	/* main flash memory */
    37. 

  37. 		.virtual	=  0xe8000000,
    38. 

  38. 		.pfn		= __phys_to_pfn(0x00000000),
    39. 

  39. 		.length		= 0x00400000,
    40. 

  40. 		.type		= MT_DEVICE
    41. 

  41. 	}, {	/* main flash, alternative location */
    42. 

  42. 		.virtual	=  0xec000000,
    43. 

  43. 		.pfn		= __phys_to_pfn(0x08000000),
    44. 

  44. 		.length		= 0x00400000,
    45. 

  45. 		.type		= MT_DEVICE
    46. 

  46. 	}
    47. 

  47. };
    48. 

  48. 

  49. static void __init lart_map_io(void)
    50. 

  50. {
    51. 

  51. 	sa1100_map_io();
    52. 

  52. 	iotable_init(lart_io_desc, ARRAY_SIZE(lart_io_desc));
    53. 

  53. 

  54. 	sa1100_register_uart(0, 3);
    55. 

  55. 	sa1100_register_uart(1, 1);
    56. 

  56. 	sa1100_register_uart(2, 2);
    57. 

  57. 

  58. 	GAFR |= (GPIO_UART_TXD | GPIO_UART_RXD);
    59. 

  59. 	GPDR |= GPIO_UART_TXD;
    60. 

  60. 	GPDR &= ~GPIO_UART_RXD;
    61. 

  61. 	PPAR |= PPAR_UPR;
    62. 

  62. }
    63. 

  63. 

  64. MACHINE_START(LART, "LART")
    65. 

  65. 	.atag_offset	= 0x100,
    66. 

  66. 	.map_io		= lart_map_io,
    67. 

  67. 	.init_irq	= sa1100_init_irq,
    68. 

  68. 	.init_machine	= lart_init,
    69. 

  69. 	.timer		= &sa1100_timer,
    70. 

  70. 	.restart	= sa11x0_restart,
    71. 

  71. MACHINE_END
    72.