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

   1 /*
   2  * SH7722 Setup
   3  *
   4  *  Copyright (C) 2006 - 2007  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 <linux/mm.h>
  14 #include <asm/mmzone.h>
  15 #include <asm/sci.h>
  16
  17 static struct plat_sci_port sci_platform_data[] = {
  18         {
  19                 .mapbase        = 0xffe00000,
  20                 .flags          = UPF_BOOT_AUTOCONF,
  21                 .type           = PORT_SCIF,
  22                 .irqs           = { 80, 80, 80, 80 },
  23         },
  24         {
  25                 .mapbase        = 0xffe10000,
  26                 .flags          = UPF_BOOT_AUTOCONF,
  27                 .type           = PORT_SCIF,
  28                 .irqs           = { 81, 81, 81, 81 },
  29         },
  30         {
  31                 .mapbase        = 0xffe20000,
  32                 .flags          = UPF_BOOT_AUTOCONF,
  33                 .type           = PORT_SCIF,
  34                 .irqs           = { 82, 82, 82, 82 },
  35         },
  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 *sh7722_devices[] __initdata = {
  50         &sci_device,
  51 };
  52
  53 static int __init sh7722_devices_setup(void)
  54 {
  55         return platform_add_devices(sh7722_devices,
  56                                     ARRAY_SIZE(sh7722_devices));
  57 }
  58 __initcall(sh7722_devices_setup);
  59
  60 static struct ipr_data ipr_irq_table[] = {
  61         /* IRQ, IPR-idx, shift, prio */
  62         { 16, 0, 12, 2 }, /* TMU0 */
  63         { 17, 0,  8, 2 }, /* TMU1 */
  64         { 80, 6, 12, 3 }, /* SCIF0 */
  65         { 81, 6, 8, 3 },  /* SCIF1 */
  66         { 82, 6, 4, 3 },  /* SCIF2 */
  67 };
  68
  69 static unsigned long ipr_offsets[] = {
  70         0xa4080000, /*  0: IPRA */
  71         0xa4080004, /*  1: IPRB */
  72         0xa4080008, /*  2: IPRC */
  73         0xa408000c, /*  3: IPRD */
  74         0xa4080010, /*  4: IPRE */
  75         0xa4080014, /*  5: IPRF */
  76         0xa4080018, /*  6: IPRG */
  77         0xa408001c, /*  7: IPRH */
  78         0xa4080020, /*  8: IPRI */
  79         0xa4080024, /*  9: IPRJ */
  80         0xa4080028, /* 10: IPRK */
  81         0xa408002c, /* 11: IPRL */
  82 };
  83
  84 static struct ipr_desc ipr_irq_desc = {
  85         .ipr_offsets    = ipr_offsets,
  86         .nr_offsets     = ARRAY_SIZE(ipr_offsets),
  87
  88         .ipr_data       = ipr_irq_table,
  89         .nr_irqs        = ARRAY_SIZE(ipr_irq_table),
  90
  91         .chip = {
  92                 .name   = "IPR-sh7722",
  93         },
  94 };
  95
  96 void __init init_IRQ_ipr(void)
  97 {
  98         register_ipr_controller(&ipr_irq_desc);
  99 }
 100
 101 void __init plat_mem_setup(void)
 102 {
 103         /* Register the URAM space as Node 1 */
 104         setup_bootmem_node(1, 0x055f0000, 0x05610000);
 105 }