board-shmin.c 721 B

12345678910111213141516171819202122232425262728293031323334
  1. /*
  2. * arch/sh/boards/shmin/setup.c
  3. *
  4. * Copyright (C) 2006 Takashi YOSHII
  5. *
  6. * SHMIN Support.
  7. */
  8. #include <linux/init.h>
  9. #include <linux/irq.h>
  10. #include <asm/machvec.h>
  11. #include <mach/shmin.h>
  12. #include <asm/clock.h>
  13. #include <asm/io.h>
  14. #define PFC_PHCR 0xa400010eUL
  15. #define INTC_ICR1 0xa4000010UL
  16. static void __init init_shmin_irq(void)
  17. {
  18. __raw_writew(0x2a00, PFC_PHCR); // IRQ0-3=IRQ
  19. __raw_writew(0x0aaa, INTC_ICR1); // IRQ0-3=IRQ-mode,Low-active.
  20. plat_irq_setup_pins(IRQ_MODE_IRQ);
  21. }
  22. static void __init shmin_setup(char **cmdline_p)
  23. {
  24. __set_io_port_base(SHMIN_IO_BASE);
  25. }
  26. static struct sh_machine_vector mv_shmin __initmv = {
  27. .mv_name = "SHMIN",
  28. .mv_setup = shmin_setup,
  29. .mv_init_irq = init_shmin_irq,
  30. };