kernel/arch/sh/kernel/cpu/sh5/setup-sh5.c

   1 /*
   2  * SH5-101/SH5-103 CPU Setup
   3  *
   4  *  Copyright (C) 2009  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/serial_sci.h>
  14 #include <linux/io.h>
  15 #include <linux/mm.h>
  16 #include <linux/sh_timer.h>
  17 #include <asm/addrspace.h>
  18
  19 static struct plat_sci_port scif0_platform_data = {
  20         .flags          = UPF_BOOT_AUTOCONF | UPF_IOREMAP,
  21         .scscr          = SCSCR_RE | SCSCR_TE | SCSCR_REIE,
  22         .type           = PORT_SCIF,
  23 };
  24
  25 static struct resource scif0_resources[] = {
  26         DEFINE_RES_MEM(PHYS_PERIPHERAL_BLOCK + 0x01030000, 0x100),
  27         DEFINE_RES_IRQ(39),
  28         DEFINE_RES_IRQ(40),
  29         DEFINE_RES_IRQ(42),
  30 };
  31
  32 static struct platform_device scif0_device = {
  33         .name           = "sh-sci",
  34         .id             = 0,
  35         .resource       = scif0_resources,
  36         .num_resources  = ARRAY_SIZE(scif0_resources),
  37         .dev            = {
  38                 .platform_data  = &scif0_platform_data,
  39         },
  40 };
  41
  42 static struct resource rtc_resources[] = {
  43         [0] = {
  44                 .start  = PHYS_PERIPHERAL_BLOCK + 0x01040000,
  45                 .end    = PHYS_PERIPHERAL_BLOCK + 0x01040000 + 0x58 - 1,
  46                 .flags  = IORESOURCE_IO,
  47         },
  48         [1] = {
  49                 /* Period IRQ */
  50                 .start  = IRQ_PRI,
  51                 .flags  = IORESOURCE_IRQ,
  52         },
  53         [2] = {
  54                 /* Carry IRQ */
  55                 .start  = IRQ_CUI,
  56                 .flags  = IORESOURCE_IRQ,
  57         },
  58         [3] = {
  59                 /* Alarm IRQ */
  60                 .start  = IRQ_ATI,
  61                 .flags  = IORESOURCE_IRQ,
  62         },
  63 };
  64
  65 static struct platform_device rtc_device = {
  66         .name           = "sh-rtc",
  67         .id             = -1,
  68         .num_resources  = ARRAY_SIZE(rtc_resources),
  69         .resource       = rtc_resources,
  70 };
  71
  72 #define TMU_BLOCK_OFF   0x01020000
  73 #define TMU_BASE        PHYS_PERIPHERAL_BLOCK + TMU_BLOCK_OFF
  74
  75 static struct sh_timer_config tmu0_platform_data = {
  76         .channels_mask = 7,
  77 };
  78
  79 static struct resource tmu0_resources[] = {
  80         DEFINE_RES_MEM(TMU_BASE, 0x30),
  81         DEFINE_RES_IRQ(IRQ_TUNI0),
  82         DEFINE_RES_IRQ(IRQ_TUNI1),
  83         DEFINE_RES_IRQ(IRQ_TUNI2),
  84 };
  85
  86 static struct platform_device tmu0_device = {
  87         .name           = "sh-tmu",
  88         .id             = 0,
  89         .dev = {
  90                 .platform_data  = &tmu0_platform_data,
  91         },
  92         .resource       = tmu0_resources,
  93         .num_resources  = ARRAY_SIZE(tmu0_resources),
  94 };
  95
  96 static struct platform_device *sh5_early_devices[] __initdata = {
  97         &scif0_device,
  98         &tmu0_device,
  99 };
 100
 101 static struct platform_device *sh5_devices[] __initdata = {
 102         &rtc_device,
 103 };
 104
 105 static int __init sh5_devices_setup(void)
 106 {
 107         int ret;
 108
 109         ret = platform_add_devices(sh5_early_devices,
 110                                    ARRAY_SIZE(sh5_early_devices));
 111         if (unlikely(ret != 0))
 112                 return ret;
 113
 114         return platform_add_devices(sh5_devices,
 115                                     ARRAY_SIZE(sh5_devices));
 116 }
 117 arch_initcall(sh5_devices_setup);
 118
 119 void __init plat_early_device_setup(void)
 120 {
 121         early_platform_add_devices(sh5_early_devices,
 122                                    ARRAY_SIZE(sh5_early_devices));
 123 }