arch/arm/mach-shmobile/setup-sh7367.c

   1 /*
   2  * sh7367 processor support
   3  *
   4  * Copyright (C) 2010  Magnus Damm
   5  * Copyright (C) 2008  Yoshihiro Shimoda
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; version 2 of the License.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  19  */
  20 #include <linux/kernel.h>
  21 #include <linux/init.h>
  22 #include <linux/interrupt.h>
  23 #include <linux/irq.h>
  24 #include <linux/platform_device.h>
  25 #include <linux/delay.h>
  26 #include <linux/input.h>
  27 #include <linux/io.h>
  28 #include <linux/serial_sci.h>
  29 #include <linux/sh_timer.h>
  30 #include <mach/hardware.h>
  31 #include <asm/mach-types.h>
  32 #include <asm/mach/arch.h>
  33
  34 /* SCIFA0 */
  35 static struct plat_sci_port scif0_platform_data = {
  36         .mapbase        = 0xe6c40000,
  37         .flags          = UPF_BOOT_AUTOCONF,
  38         .type           = PORT_SCIF,
  39         .irqs           = { evt2irq(0xc00), evt2irq(0xc00),
  40                             evt2irq(0xc00), evt2irq(0xc00) },
  41 };
  42
  43 static struct platform_device scif0_device = {
  44         .name           = "sh-sci",
  45         .id             = 0,
  46         .dev            = {
  47                 .platform_data  = &scif0_platform_data,
  48         },
  49 };
  50
  51 /* SCIFA1 */
  52 static struct plat_sci_port scif1_platform_data = {
  53         .mapbase        = 0xe6c50000,
  54         .flags          = UPF_BOOT_AUTOCONF,
  55         .type           = PORT_SCIF,
  56         .irqs           = { evt2irq(0xc20), evt2irq(0xc20),
  57                             evt2irq(0xc20), evt2irq(0xc20) },
  58 };
  59
  60 static struct platform_device scif1_device = {
  61         .name           = "sh-sci",
  62         .id             = 1,
  63         .dev            = {
  64                 .platform_data  = &scif1_platform_data,
  65         },
  66 };
  67
  68 /* SCIFA2 */
  69 static struct plat_sci_port scif2_platform_data = {
  70         .mapbase        = 0xe6c60000,
  71         .flags          = UPF_BOOT_AUTOCONF,
  72         .type           = PORT_SCIF,
  73         .irqs           = { evt2irq(0xc40), evt2irq(0xc40),
  74                             evt2irq(0xc40), evt2irq(0xc40) },
  75 };
  76
  77 static struct platform_device scif2_device = {
  78         .name           = "sh-sci",
  79         .id             = 2,
  80         .dev            = {
  81                 .platform_data  = &scif2_platform_data,
  82         },
  83 };
  84
  85 /* SCIFA3 */
  86 static struct plat_sci_port scif3_platform_data = {
  87         .mapbase        = 0xe6c70000,
  88         .flags          = UPF_BOOT_AUTOCONF,
  89         .type           = PORT_SCIF,
  90         .irqs           = { evt2irq(0xc60), evt2irq(0xc60),
  91                             evt2irq(0xc60), evt2irq(0xc60) },
  92 };
  93
  94 static struct platform_device scif3_device = {
  95         .name           = "sh-sci",
  96         .id             = 3,
  97         .dev            = {
  98                 .platform_data  = &scif3_platform_data,
  99         },
 100 };
 101
 102 /* SCIFA4 */
 103 static struct plat_sci_port scif4_platform_data = {
 104         .mapbase        = 0xe6c80000,
 105         .flags          = UPF_BOOT_AUTOCONF,
 106         .type           = PORT_SCIF,
 107         .irqs           = { evt2irq(0xd20), evt2irq(0xd20),
 108                             evt2irq(0xd20), evt2irq(0xd20) },
 109 };
 110
 111 static struct platform_device scif4_device = {
 112         .name           = "sh-sci",
 113         .id             = 4,
 114         .dev            = {
 115                 .platform_data  = &scif4_platform_data,
 116         },
 117 };
 118
 119 /* SCIFA5 */
 120 static struct plat_sci_port scif5_platform_data = {
 121         .mapbase        = 0xe6cb0000,
 122         .flags          = UPF_BOOT_AUTOCONF,
 123         .type           = PORT_SCIF,
 124         .irqs           = { evt2irq(0xd40), evt2irq(0xd40),
 125                             evt2irq(0xd40), evt2irq(0xd40) },
 126 };
 127
 128 static struct platform_device scif5_device = {
 129         .name           = "sh-sci",
 130         .id             = 5,
 131         .dev            = {
 132                 .platform_data  = &scif5_platform_data,
 133         },
 134 };
 135
 136 /* SCIFB */
 137 static struct plat_sci_port scif6_platform_data = {
 138         .mapbase        = 0xe6c30000,
 139         .flags          = UPF_BOOT_AUTOCONF,
 140         .type           = PORT_SCIF,
 141         .irqs           = { evt2irq(0xd60), evt2irq(0xd60),
 142                             evt2irq(0xd60), evt2irq(0xd60) },
 143 };
 144
 145 static struct platform_device scif6_device = {
 146         .name           = "sh-sci",
 147         .id             = 6,
 148         .dev            = {
 149                 .platform_data  = &scif6_platform_data,
 150         },
 151 };
 152
 153 static struct sh_timer_config cmt10_platform_data = {
 154         .name = "CMT10",
 155         .channel_offset = 0x10,
 156         .timer_bit = 0,
 157         .clockevent_rating = 125,
 158         .clocksource_rating = 125,
 159 };
 160
 161 static struct resource cmt10_resources[] = {
 162         [0] = {
 163                 .name   = "CMT10",
 164                 .start  = 0xe6138010,
 165                 .end    = 0xe613801b,
 166                 .flags  = IORESOURCE_MEM,
 167         },
 168         [1] = {
 169                 .start  = evt2irq(0xb00), /* CMT1_CMT10 */
 170                 .flags  = IORESOURCE_IRQ,
 171         },
 172 };
 173
 174 static struct platform_device cmt10_device = {
 175         .name           = "sh_cmt",
 176         .id             = 10,
 177         .dev = {
 178                 .platform_data  = &cmt10_platform_data,
 179         },
 180         .resource       = cmt10_resources,
 181         .num_resources  = ARRAY_SIZE(cmt10_resources),
 182 };
 183
 184 static struct platform_device *sh7367_early_devices[] __initdata = {
 185         &scif0_device,
 186         &scif1_device,
 187         &scif2_device,
 188         &scif3_device,
 189         &scif4_device,
 190         &scif5_device,
 191         &scif6_device,
 192         &cmt10_device,
 193 };
 194
 195 void __init sh7367_add_standard_devices(void)
 196 {
 197         platform_add_devices(sh7367_early_devices,
 198                              ARRAY_SIZE(sh7367_early_devices));
 199 }
 200
 201 #define SYMSTPCR2 0xe6158048
 202 #define SYMSTPCR2_CMT1 (1 << 29)
 203
 204 void __init sh7367_add_early_devices(void)
 205 {
 206         /* enable clock to CMT1 */
 207         __raw_writel(__raw_readl(SYMSTPCR2) & ~SYMSTPCR2_CMT1, SYMSTPCR2);
 208
 209         early_platform_add_devices(sh7367_early_devices,
 210                                    ARRAY_SIZE(sh7367_early_devices));
 211 }