arch/sh/kernel/cpu/sh2a/setup-sh7206.c

   1 /*
   2  * SH7206 Setup
   3  *
   4  *  Copyright (C) 2006  Yoshinori Sato
   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        = 0xfffe8000,
  18                 .flags          = UPF_BOOT_AUTOCONF,
  19                 .type           = PORT_SCIF,
  20                 .irqs           =  { 241, 242, 243, 240},
  21         }, {
  22                 .mapbase        = 0xfffe8800,
  23                 .flags          = UPF_BOOT_AUTOCONF,
  24                 .type           = PORT_SCIF,
  25                 .irqs           =  { 247, 244, 245, 246},
  26         }, {
  27                 .mapbase        = 0xfffe9000,
  28                 .flags          = UPF_BOOT_AUTOCONF,
  29                 .type           = PORT_SCIF,
  30                 .irqs           =  { 249, 250, 251, 248},
  31         }, {
  32                 .mapbase        = 0xfffe9800,
  33                 .flags          = UPF_BOOT_AUTOCONF,
  34                 .type           = PORT_SCIF,
  35                 .irqs           =  { 253, 254, 255, 252},
  36         }, {
  37                 .flags = 0,
  38         }
  39 };
  40
  41 static struct platform_device sci_device = {
  42         .name           = "sh-sci",
  43         .id             = -1,
  44         .dev            = {
  45                 .platform_data  = sci_platform_data,
  46         },
  47 };
  48
  49 static struct platform_device *sh7206_devices[] __initdata = {
  50         &sci_device,
  51 };
  52
  53 static int __init sh7206_devices_setup(void)
  54 {
  55         return platform_add_devices(sh7206_devices,
  56                                     ARRAY_SIZE(sh7206_devices));
  57 }
  58 __initcall(sh7206_devices_setup);
  59
  60 static struct ipr_data sh7206_ipr_map[] = {
  61         { 140,  7, 12, 2 },     /* CMI0 */
  62         { 164,  8,  4, 2 },     /* MTU2_TGI1A */
  63         { 240, 13, 12, 3 },     /* SCIF0_BRI */
  64         { 241, 13, 12, 3 },     /* SCIF0_ERI */
  65         { 242, 13, 12, 3 },     /* SCIF0_RXI */
  66         { 243, 13, 12, 3 },     /* SCIF0_TXI */
  67         { 244, 13,  8, 3 },     /* SCIF1_BRI */
  68         { 245, 13,  8, 3 },     /* SCIF1_ERI */
  69         { 246, 13,  8, 3 },     /* SCIF1_RXI */
  70         { 247, 13,  8, 3 },     /* SCIF1_TXI */
  71         { 248, 13,  4, 3 },     /* SCIF2_BRI */
  72         { 249, 13,  4, 3 },     /* SCIF2_ERI */
  73         { 250, 13,  4, 3 },     /* SCIF2_RXI */
  74         { 251, 13,  4, 3 },     /* SCIF2_TXI */
  75         { 252, 13,  0, 3 },     /* SCIF3_BRI */
  76         { 253, 13,  0, 3 },     /* SCIF3_ERI */
  77         { 254, 13,  0, 3 },     /* SCIF3_RXI */
  78         { 255, 13,  0, 3 },     /* SCIF3_TXI */
  79 };
  80
  81 static unsigned int ipr_offsets[] = {
  82         0xfffe0818,     /* IPR01 */
  83         0xfffe081a,     /* IPR02 */
  84         0,              /* unused */
  85         0,              /* unused */
  86         0xfffe0820,     /* IPR05 */
  87         0xfffe0c00,     /* IPR06 */
  88         0xfffe0c02,     /* IPR07 */
  89         0xfffe0c04,     /* IPR08 */
  90         0xfffe0c06,     /* IPR09 */
  91         0xfffe0c08,     /* IPR10 */
  92         0xfffe0c0a,     /* IPR11 */
  93         0xfffe0c0c,     /* IPR12 */
  94         0xfffe0c0e,     /* IPR13 */
  95         0xfffe0c10,     /* IPR14 */
  96 };
  97
  98 /* given the IPR index return the address of the IPR register */
  99 unsigned int map_ipridx_to_addr(int idx)
 100 {
 101         if (unlikely(idx >= ARRAY_SIZE(ipr_offsets)))
 102                 return 0;
 103         return ipr_offsets[idx];
 104 }
 105
 106 void __init init_IRQ_ipr(void)
 107 {
 108         make_ipr_irq(sh7206_ipr_map, ARRAY_SIZE(sh7206_ipr_map));
 109 }