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 <linux/pci.h>
  11 #include <asm/io.h>
  12 #include <asm/rtc.h>
  13 #include <asm/sh03/io.h>
  14 #include <asm/sh03/sh03.h>
  15 #include <asm/addrspace.h>
  16
  17 static struct ipr_data sh03_ipr_map[] = {
  18         { IRL0_IRQ, IRL0_IPR_ADDR, IRL0_IPR_POS, IRL0_PRIORITY },
  19         { IRL1_IRQ, IRL1_IPR_ADDR, IRL1_IPR_POS, IRL1_PRIORITY },
  20         { IRL2_IRQ, IRL2_IPR_ADDR, IRL2_IPR_POS, IRL2_PRIORITY },
  21         { IRL3_IRQ, IRL3_IPR_ADDR, IRL3_IPR_POS, IRL3_PRIORITY },
  22 };
  23
  24 static void __init init_sh03_IRQ(void)
  25 {
  26         ctrl_outw(ctrl_inw(INTC_ICR) | INTC_ICR_IRLM, INTC_ICR);
  27         make_ipr_irq(sh03_ipr_map, ARRAY_SIZE(sh03_ipr_map));
  28 }
  29
  30 extern void *cf_io_base;
  31
  32 static void __iomem *sh03_ioport_map(unsigned long port, unsigned int size)
  33 {
  34         if (PXSEG(port))
  35                 return (void __iomem *)port;
  36         /* CompactFlash (IDE) */
  37         if (((port >= 0x1f0) && (port <= 0x1f7)) || (port == 0x3f6))
  38                 return (void __iomem *)((unsigned long)cf_io_base + port);
  39
  40         return (void __iomem *)(port + PCI_IO_BASE);
  41 }
  42
  43 /* arch/sh/boards/sh03/rtc.c */
  44 void sh03_time_init(void);
  45
  46 static void __init sh03_setup(char **cmdline_p)
  47 {
  48         board_time_init = sh03_time_init;
  49 }
  50
  51 struct sh_machine_vector mv_sh03 __initmv = {
  52         .mv_name                = "Interface (CTP/PCI-SH03)",
  53         .mv_setup               = sh03_setup,
  54         .mv_nr_irqs             = 48,
  55         .mv_ioport_map          = sh03_ioport_map,
  56         .mv_init_irq            = init_sh03_IRQ,
  57
  58 #ifdef CONFIG_HEARTBEAT
  59         .mv_heartbeat           = heartbeat_sh03,
  60 #endif
  61 };
  62 ALIAS_MV(sh03)