mach-h1940.c 3.2 KB

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  1. /* linux/arch/arm/mach-s3c2410/mach-h1940.c
  2. *
  3. * Copyright (c) 2003-2005 Simtec Electronics
  4. * Ben Dooks <ben@simtec.co.uk>
  5. *
  6. * http://www.handhelds.org/projects/h1940.html
  7. *
  8. * This program is free software; you can redistribute it and/or modify
  9. * it under the terms of the GNU General Public License version 2 as
  10. * published by the Free Software Foundation.
  11. *
  12. * Modifications:
  13. * 16-May-2003 BJD Created initial version
  14. * 16-Aug-2003 BJD Fixed header files and copyright, added URL
  15. * 05-Sep-2003 BJD Moved to v2.6 kernel
  16. * 06-Jan-2003 BJD Updates for <arch/map.h>
  17. * 18-Jan-2003 BJD Added serial port configuration
  18. * 17-Feb-2003 BJD Copied to mach-ipaq.c
  19. * 21-Aug-2004 BJD Added struct s3c2410_board
  20. * 04-Sep-2004 BJD Changed uart init, renamed ipaq_ -> h1940_
  21. * 18-Oct-2004 BJD Updated new board structure name
  22. * 04-Nov-2004 BJD Change for new serial clock
  23. * 04-Jan-2005 BJD Updated uart init call
  24. * 10-Jan-2005 BJD Removed include of s3c2410.h
  25. * 14-Jan-2005 BJD Added clock init
  26. * 10-Mar-2005 LCVR Changed S3C2410_VA to S3C24XX_VA
  27. */
  28. #include <linux/kernel.h>
  29. #include <linux/types.h>
  30. #include <linux/interrupt.h>
  31. #include <linux/list.h>
  32. #include <linux/timer.h>
  33. #include <linux/init.h>
  34. #include <asm/mach/arch.h>
  35. #include <asm/mach/map.h>
  36. #include <asm/mach/irq.h>
  37. #include <asm/hardware.h>
  38. #include <asm/hardware/iomd.h>
  39. #include <asm/io.h>
  40. #include <asm/irq.h>
  41. #include <asm/mach-types.h>
  42. //#include <asm/debug-ll.h>
  43. #include <asm/arch/regs-serial.h>
  44. #include <linux/serial_core.h>
  45. #include "clock.h"
  46. #include "devs.h"
  47. #include "cpu.h"
  48. static struct map_desc h1940_iodesc[] __initdata = {
  49. /* nothing here yet */
  50. };
  51. #define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK
  52. #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
  53. #define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
  54. static struct s3c2410_uartcfg h1940_uartcfgs[] = {
  55. [0] = {
  56. .hwport = 0,
  57. .flags = 0,
  58. .ucon = 0x3c5,
  59. .ulcon = 0x03,
  60. .ufcon = 0x51,
  61. },
  62. [1] = {
  63. .hwport = 1,
  64. .flags = 0,
  65. .ucon = 0x245,
  66. .ulcon = 0x03,
  67. .ufcon = 0x00,
  68. },
  69. /* IR port */
  70. [2] = {
  71. .hwport = 2,
  72. .flags = 0,
  73. .uart_flags = UPF_CONS_FLOW,
  74. .ucon = 0x3c5,
  75. .ulcon = 0x43,
  76. .ufcon = 0x51,
  77. }
  78. };
  79. static struct platform_device *h1940_devices[] __initdata = {
  80. &s3c_device_usb,
  81. &s3c_device_lcd,
  82. &s3c_device_wdt,
  83. &s3c_device_i2c,
  84. &s3c_device_iis,
  85. };
  86. static struct s3c24xx_board h1940_board __initdata = {
  87. .devices = h1940_devices,
  88. .devices_count = ARRAY_SIZE(h1940_devices)
  89. };
  90. void __init h1940_map_io(void)
  91. {
  92. s3c24xx_init_io(h1940_iodesc, ARRAY_SIZE(h1940_iodesc));
  93. s3c24xx_init_clocks(0);
  94. s3c24xx_init_uarts(h1940_uartcfgs, ARRAY_SIZE(h1940_uartcfgs));
  95. s3c24xx_set_board(&h1940_board);
  96. }
  97. void __init h1940_init_irq(void)
  98. {
  99. s3c24xx_init_irq();
  100. }
  101. MACHINE_START(H1940, "IPAQ-H1940")
  102. /* Maintainer: Ben Dooks <ben@fluff.org> */
  103. .phys_ram = S3C2410_SDRAM_PA,
  104. .phys_io = S3C2410_PA_UART,
  105. .io_pg_offst = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc,
  106. .boot_params = S3C2410_SDRAM_PA + 0x100,
  107. .map_io = h1940_map_io,
  108. .init_irq = h1940_init_irq,
  109. .timer = &s3c24xx_timer,
  110. MACHINE_END