arch/sh/boards/sh03/setup.c

   1 /*
   2  * linux/arch/sh/boards/sh03/setup.c
   3  *
   4  * Copyright (C) 2004  Interface Co.,Ltd. Saito.K
   5  *
   6  */
   7
   8 #include <linux/init.h>
   9 #include <linux/irq.h>
  10 #include <asm/io.h>
  11 #include <asm/rtc.h>
  12 #include <asm/sh03/io.h>
  13 #include <asm/sh03/sh03.h>
  14 #include <asm/addrspace.h>
  15
  16 static void __init init_sh03_IRQ(void)
  17 {
  18         ctrl_outw(ctrl_inw(INTC_ICR) | INTC_ICR_IRLM, INTC_ICR);
  19
  20         make_ipr_irq(IRL0_IRQ, IRL0_IPR_ADDR, IRL0_IPR_POS, IRL0_PRIORITY);
  21         make_ipr_irq(IRL1_IRQ, IRL1_IPR_ADDR, IRL1_IPR_POS, IRL1_PRIORITY);
  22         make_ipr_irq(IRL2_IRQ, IRL2_IPR_ADDR, IRL2_IPR_POS, IRL2_PRIORITY);
  23         make_ipr_irq(IRL3_IRQ, IRL3_IPR_ADDR, IRL3_IPR_POS, IRL3_PRIORITY);
  24 }
  25
  26 extern void *cf_io_base;
  27
  28 static void __iomem *sh03_ioport_map(unsigned long port, unsigned int size)
  29 {
  30         if (PXSEG(port))
  31                 return (void __iomem *)port;
  32         /* CompactFlash (IDE) */
  33         if (((port >= 0x1f0) && (port <= 0x1f7)) || (port == 0x3f6))
  34                 return (void __iomem *)((unsigned long)cf_io_base + port);
  35
  36         return (void __iomem *)(port + PCI_IO_BASE);
  37 }
  38
  39 /* arch/sh/boards/sh03/rtc.c */
  40 void sh03_time_init(void);
  41
  42 static void __init sh03_setup(char **cmdline_p)
  43 {
  44         board_time_init = sh03_time_init;
  45 }
  46
  47 struct sh_machine_vector mv_sh03 __initmv = {
  48         .mv_name                = "Interface (CTP/PCI-SH03)",
  49         .mv_setup               = sh03_setup,
  50         .mv_nr_irqs             = 48,
  51         .mv_ioport_map          = sh03_ioport_map,
  52         .mv_init_irq            = init_sh03_IRQ,
  53
  54 #ifdef CONFIG_HEARTBEAT
  55         .mv_heartbeat           = heartbeat_sh03,
  56 #endif
  57 };
  58 ALIAS_MV(sh03)