arch/sh/boards/mach-se/7721/setup.c

   1 /*
   2  * linux/arch/sh/boards/se/7721/setup.c
   3  *
   4  * Copyright (C) 2008 Renesas Solutions Corp.
   5  *
   6  * Hitachi UL SolutionEngine 7721 Support.
   7  *
   8  * This file is subject to the terms and conditions of the GNU General Public
   9  * License.  See the file "COPYING" in the main directory of this archive
  10  * for more details.
  11  *
  12  */
  13 #include <linux/init.h>
  14 #include <linux/platform_device.h>
  15 #include <mach-se/mach/se7721.h>
  16 #include <mach-se/mach/mrshpc.h>
  17 #include <asm/machvec.h>
  18 #include <asm/io.h>
  19 #include <asm/heartbeat.h>
  20
  21 static unsigned char heartbeat_bit_pos[] = { 8, 9, 10, 11, 12, 13, 14, 15 };
  22
  23 static struct heartbeat_data heartbeat_data = {
  24         .bit_pos        = heartbeat_bit_pos,
  25         .nr_bits        = ARRAY_SIZE(heartbeat_bit_pos),
  26 };
  27
  28 static struct resource heartbeat_resource = {
  29         .start  = PA_LED,
  30         .end    = PA_LED,
  31         .flags  = IORESOURCE_MEM | IORESOURCE_MEM_16BIT,
  32 };
  33
  34 static struct platform_device heartbeat_device = {
  35         .name           = "heartbeat",
  36         .id             = -1,
  37         .dev    = {
  38                 .platform_data  = &heartbeat_data,
  39         },
  40         .num_resources  = 1,
  41         .resource       = &heartbeat_resource,
  42 };
  43
  44 static struct resource cf_ide_resources[] = {
  45         [0] = {
  46                 .start  = PA_MRSHPC_IO + 0x1f0,
  47                 .end    = PA_MRSHPC_IO + 0x1f0 + 8 ,
  48                 .flags  = IORESOURCE_IO,
  49         },
  50         [1] = {
  51                 .start  = PA_MRSHPC_IO + 0x1f0 + 0x206,
  52                 .end    = PA_MRSHPC_IO + 0x1f0 + 8 + 0x206 + 8,
  53                 .flags  = IORESOURCE_IO,
  54         },
  55         [2] = {
  56                 .start  = MRSHPC_IRQ0,
  57                 .flags  = IORESOURCE_IRQ,
  58         },
  59 };
  60
  61 static struct platform_device cf_ide_device = {
  62         .name           = "pata_platform",
  63         .id             = -1,
  64         .num_resources  = ARRAY_SIZE(cf_ide_resources),
  65         .resource       = cf_ide_resources,
  66 };
  67
  68 static struct platform_device *se7721_devices[] __initdata = {
  69         &cf_ide_device,
  70         &heartbeat_device
  71 };
  72
  73 static int __init se7721_devices_setup(void)
  74 {
  75         mrshpc_setup_windows();
  76         return platform_add_devices(se7721_devices, ARRAY_SIZE(se7721_devices));
  77 }
  78 device_initcall(se7721_devices_setup);
  79
  80 static void __init se7721_setup(char **cmdline_p)
  81 {
  82         /* for USB */
  83         __raw_writew(0x0000, 0xA405010C);       /* PGCR */
  84         __raw_writew(0x0000, 0xA405010E);       /* PHCR */
  85         __raw_writew(0x00AA, 0xA4050118);       /* PPCR */
  86         __raw_writew(0x0000, 0xA4050124);       /* PSELA */
  87 }
  88
  89 /*
  90  * The Machine Vector
  91  */
  92 struct sh_machine_vector mv_se7721 __initmv = {
  93         .mv_name                = "Solution Engine 7721",
  94         .mv_setup               = se7721_setup,
  95         .mv_init_irq            = init_se7721_IRQ,
  96 };