release/src-rt-6.x/linux/linux-2.6/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 <linux/platform_device.h>
  12 #include <asm/io.h>
  13 #include <asm/rtc.h>
  14 #include <asm/sh03/io.h>
  15 #include <asm/sh03/sh03.h>
  16 #include <asm/addrspace.h>
  17
  18 static struct ipr_data sh03_ipr_map[] = {
  19         { IRL0_IRQ, IRL0_IPR_ADDR, IRL0_IPR_POS, IRL0_PRIORITY },
  20         { IRL1_IRQ, IRL1_IPR_ADDR, IRL1_IPR_POS, IRL1_PRIORITY },
  21         { IRL2_IRQ, IRL2_IPR_ADDR, IRL2_IPR_POS, IRL2_PRIORITY },
  22         { IRL3_IRQ, IRL3_IPR_ADDR, IRL3_IPR_POS, IRL3_PRIORITY },
  23 };
  24
  25 static void __init init_sh03_IRQ(void)
  26 {
  27         ctrl_outw(ctrl_inw(INTC_ICR) | INTC_ICR_IRLM, INTC_ICR);
  28         make_ipr_irq(sh03_ipr_map, ARRAY_SIZE(sh03_ipr_map));
  29 }
  30
  31 extern void *cf_io_base;
  32
  33 static void __iomem *sh03_ioport_map(unsigned long port, unsigned int size)
  34 {
  35         if (PXSEG(port))
  36                 return (void __iomem *)port;
  37         /* CompactFlash (IDE) */
  38         if (((port >= 0x1f0) && (port <= 0x1f7)) || (port == 0x3f6))
  39                 return (void __iomem *)((unsigned long)cf_io_base + port);
  40
  41         return (void __iomem *)(port + PCI_IO_BASE);
  42 }
  43
  44 /* arch/sh/boards/sh03/rtc.c */
  45 void sh03_time_init(void);
  46
  47 static void __init sh03_setup(char **cmdline_p)
  48 {
  49         board_time_init = sh03_time_init;
  50 }
  51
  52 static struct resource heartbeat_resources[] = {
  53         [0] = {
  54                 .start  = 0xa0800000,
  55                 .end    = 0xa0800000 + 8 - 1,
  56                 .flags  = IORESOURCE_MEM,
  57         },
  58 };
  59
  60 static struct platform_device heartbeat_device = {
  61         .name           = "heartbeat",
  62         .id             = -1,
  63         .num_resources  = ARRAY_SIZE(heartbeat_resources),
  64         .resource       = heartbeat_resources,
  65 };
  66
  67 static struct platform_device *sh03_devices[] __initdata = {
  68         &heartbeat_device,
  69 };
  70
  71 static int __init sh03_devices_setup(void)
  72 {
  73         return platform_add_devices(sh03_devices, ARRAY_SIZE(sh03_devices));
  74 }
  75 __initcall(sh03_devices_setup);
  76
  77 struct sh_machine_vector mv_sh03 __initmv = {
  78         .mv_name                = "Interface (CTP/PCI-SH03)",
  79         .mv_setup               = sh03_setup,
  80         .mv_nr_irqs             = 48,
  81         .mv_ioport_map          = sh03_ioport_map,
  82         .mv_init_irq            = init_sh03_IRQ,
  83 };
  84 ALIAS_MV(sh03)