arch/sh/kernel/cpu/sh4a/setup-sh7722.c

   1 /*
   2  * SH7722 Setup
   3  *
   4  *  Copyright (C) 2006  Paul Mundt
   5  *
   6  * This file is subject to the terms and conditions of the GNU General Public
   7  * License.  See the file "COPYING" in the main directory of this archive
   8  * for more details.
   9  */
  10 #include <linux/platform_device.h>
  11 #include <linux/init.h>
  12 #include <linux/serial.h>
  13 #include <asm/sci.h>
  14
  15 static struct plat_sci_port sci_platform_data[] = {
  16         {
  17                 .mapbase        = 0xffe00000,
  18                 .flags          = UPF_BOOT_AUTOCONF,
  19                 .type           = PORT_SCIF,
  20                 .irqs           = { 80, 81, 83, 82 },
  21         }, {
  22                 .flags = 0,
  23         }
  24 };
  25
  26 static struct platform_device sci_device = {
  27         .name           = "sh-sci",
  28         .id             = -1,
  29         .dev            = {
  30                 .platform_data  = sci_platform_data,
  31         },
  32 };
  33
  34 static struct platform_device *sh7722_devices[] __initdata = {
  35         &sci_device,
  36 };
  37
  38 static int __init sh7722_devices_setup(void)
  39 {
  40         return platform_add_devices(sh7722_devices,
  41                                     ARRAY_SIZE(sh7722_devices));
  42 }
  43 __initcall(sh7722_devices_setup);
  44
  45 static struct ipr_data sh7722_ipr_map[] = {
  46         /* IRQ, IPR-idx, shift, prio */
  47         { 16, 0, 12, 2 }, /* TMU0 */
  48         { 17, 0,  8, 2 }, /* TMU1 */
  49 };
  50
  51 static unsigned long ipr_offsets[] = {
  52         0xa4080000, /*  0: IPRA */
  53         0xa4080004, /*  1: IPRB */
  54         0xa4080008, /*  2: IPRC */
  55         0xa408000c, /*  3: IPRD */
  56         0xa4080010, /*  4: IPRE */
  57         0xa4080014, /*  5: IPRF */
  58         0xa4080018, /*  6: IPRG */
  59         0xa408001c, /*  7: IPRH */
  60         0xa4080020, /*  8: IPRI */
  61         0xa4080024, /*  9: IPRJ */
  62         0xa4080028, /* 10: IPRK */
  63         0xa408002c, /* 11: IPRL */
  64 };
  65
  66 unsigned int map_ipridx_to_addr(int idx)
  67 {
  68         if (unlikely(idx >= ARRAY_SIZE(ipr_offsets)))
  69                 return 0;
  70         return ipr_offsets[idx];
  71 }
  72
  73 void __init init_IRQ_ipr(void)
  74 {
  75         make_ipr_irq(sh7722_ipr_map, ARRAY_SIZE(sh7722_ipr_map));
  76 }