board-secureedge5410.c 1.7 KB

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  1. /*
  2. * Copyright (C) 2002 David McCullough <davidm@snapgear.com>
  3. * Copyright (C) 2003 Paul Mundt <lethal@linux-sh.org>
  4. *
  5. * Based on files with the following comments:
  6. *
  7. * Copyright (C) 2000 Kazumoto Kojima
  8. *
  9. * Modified for 7751 Solution Engine by
  10. * Ian da Silva and Jeremy Siegel, 2001.
  11. */
  12. #include <linux/init.h>
  13. #include <linux/irq.h>
  14. #include <linux/interrupt.h>
  15. #include <linux/timer.h>
  16. #include <linux/delay.h>
  17. #include <linux/module.h>
  18. #include <linux/sched.h>
  19. #include <asm/machvec.h>
  20. #include <mach/secureedge5410.h>
  21. #include <asm/irq.h>
  22. #include <asm/io.h>
  23. #include <cpu/timer.h>
  24. unsigned short secureedge5410_ioport;
  25. /*
  26. * EraseConfig handling functions
  27. */
  28. static irqreturn_t eraseconfig_interrupt(int irq, void *dev_id)
  29. {
  30. printk("SnapGear: erase switch interrupt!\n");
  31. return IRQ_HANDLED;
  32. }
  33. static int __init eraseconfig_init(void)
  34. {
  35. unsigned int irq = evt2irq(0x240);
  36. printk("SnapGear: EraseConfig init\n");
  37. /* Setup "EraseConfig" switch on external IRQ 0 */
  38. if (request_irq(irq, eraseconfig_interrupt, 0, "Erase Config", NULL))
  39. printk("SnapGear: failed to register IRQ%d for Reset witch\n",
  40. irq);
  41. else
  42. printk("SnapGear: registered EraseConfig switch on IRQ%d\n",
  43. irq);
  44. return 0;
  45. }
  46. module_init(eraseconfig_init);
  47. /*
  48. * Initialize IRQ setting
  49. *
  50. * IRL0 = erase switch
  51. * IRL1 = eth0
  52. * IRL2 = eth1
  53. * IRL3 = crypto
  54. */
  55. static void __init init_snapgear_IRQ(void)
  56. {
  57. printk("Setup SnapGear IRQ/IPR ...\n");
  58. /* enable individual interrupt mode for externals */
  59. plat_irq_setup_pins(IRQ_MODE_IRQ);
  60. }
  61. /*
  62. * The Machine Vector
  63. */
  64. static struct sh_machine_vector mv_snapgear __initmv = {
  65. .mv_name = "SnapGear SecureEdge5410",
  66. .mv_init_irq = init_snapgear_IRQ,
  67. };