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 static struct plat_sci_port scif0_platform_data = {
  35         .mapbase        = 0xe6c40000,
  36         .flags          = UPF_BOOT_AUTOCONF,
  37         .type           = PORT_SCIF,
  38         .irqs           = { 80, 80, 80, 80 },
  39 };
  40
  41 static struct platform_device scif0_device = {
  42         .name           = "sh-sci",
  43         .id             = 0,
  44         .dev            = {
  45                 .platform_data  = &scif0_platform_data,
  46         },
  47 };
  48
  49 static struct plat_sci_port scif1_platform_data = {
  50         .mapbase        = 0xe6c50000,
  51         .flags          = UPF_BOOT_AUTOCONF,
  52         .type           = PORT_SCIF,
  53         .irqs           = { 81, 81, 81, 81 },
  54 };
  55
  56 static struct platform_device scif1_device = {
  57         .name           = "sh-sci",
  58         .id             = 1,
  59         .dev            = {
  60                 .platform_data  = &scif1_platform_data,
  61         },
  62 };
  63
  64 static struct plat_sci_port scif2_platform_data = {
  65         .mapbase        = 0xe6c60000,
  66         .flags          = UPF_BOOT_AUTOCONF,
  67         .type           = PORT_SCIF,
  68         .irqs           = { 82, 82, 82, 82 },
  69 };
  70
  71 static struct platform_device scif2_device = {
  72         .name           = "sh-sci",
  73         .id             = 2,
  74         .dev            = {
  75                 .platform_data  = &scif2_platform_data,
  76         },
  77 };
  78
  79 static struct plat_sci_port scif3_platform_data = {
  80         .mapbase        = 0xe6c70000,
  81         .flags          = UPF_BOOT_AUTOCONF,
  82         .type           = PORT_SCIF,
  83         .irqs           = { 83, 83, 83, 83 },
  84 };
  85
  86 static struct platform_device scif3_device = {
  87         .name           = "sh-sci",
  88         .id             = 3,
  89         .dev            = {
  90                 .platform_data  = &scif3_platform_data,
  91         },
  92 };
  93
  94 static struct plat_sci_port scif4_platform_data = {
  95         .mapbase        = 0xe6c80000,
  96         .flags          = UPF_BOOT_AUTOCONF,
  97         .type           = PORT_SCIF,
  98         .irqs           = { 89, 89, 89, 89 },
  99 };
 100
 101 static struct platform_device scif4_device = {
 102         .name           = "sh-sci",
 103         .id             = 4,
 104         .dev            = {
 105                 .platform_data  = &scif4_platform_data,
 106         },
 107 };
 108
 109 static struct plat_sci_port scif5_platform_data = {
 110         .mapbase        = 0xe6cb0000,
 111         .flags          = UPF_BOOT_AUTOCONF,
 112         .type           = PORT_SCIF,
 113         .irqs           = { 90, 90, 90, 90 },
 114 };
 115
 116 static struct platform_device scif5_device = {
 117         .name           = "sh-sci",
 118         .id             = 5,
 119         .dev            = {
 120                 .platform_data  = &scif5_platform_data,
 121         },
 122 };
 123
 124 static struct plat_sci_port scif6_platform_data = {
 125         .mapbase        = 0xe6c30000,
 126         .flags          = UPF_BOOT_AUTOCONF,
 127         .type           = PORT_SCIF,
 128         .irqs           = { 91, 91, 91, 91 },
 129 };
 130
 131 static struct platform_device scif6_device = {
 132         .name           = "sh-sci",
 133         .id             = 6,
 134         .dev            = {
 135                 .platform_data  = &scif6_platform_data,
 136         },
 137 };
 138
 139 static struct sh_timer_config cmt10_platform_data = {
 140         .name = "CMT10",
 141         .channel_offset = 0x10,
 142         .timer_bit = 0,
 143         .clk = "r_clk",
 144         .clockevent_rating = 125,
 145         .clocksource_rating = 125,
 146 };
 147
 148 static struct resource cmt10_resources[] = {
 149         [0] = {
 150                 .name   = "CMT10",
 151                 .start  = 0xe6138010,
 152                 .end    = 0xe613801b,
 153                 .flags  = IORESOURCE_MEM,
 154         },
 155         [1] = {
 156                 .start  = 72,
 157                 .flags  = IORESOURCE_IRQ,
 158         },
 159 };
 160
 161 static struct platform_device cmt10_device = {
 162         .name           = "sh_cmt",
 163         .id             = 10,
 164         .dev = {
 165                 .platform_data  = &cmt10_platform_data,
 166         },
 167         .resource       = cmt10_resources,
 168         .num_resources  = ARRAY_SIZE(cmt10_resources),
 169 };
 170
 171 static struct platform_device *sh7367_early_devices[] __initdata = {
 172         &scif0_device,
 173         &scif1_device,
 174         &scif2_device,
 175         &scif3_device,
 176         &scif4_device,
 177         &scif5_device,
 178         &scif6_device,
 179         &cmt10_device,
 180 };
 181
 182 void __init sh7367_add_standard_devices(void)
 183 {
 184         platform_add_devices(sh7367_early_devices,
 185                              ARRAY_SIZE(sh7367_early_devices));
 186 }
 187
 188 #define SYMSTPCR2 0xe6158048
 189 #define SYMSTPCR2_CMT1 (1 << 29)
 190
 191 void __init sh7367_add_early_devices(void)
 192 {
 193         /* enable clock to CMT1 */
 194         __raw_writel(__raw_readl(SYMSTPCR2) & ~SYMSTPCR2_CMT1, SYMSTPCR2);
 195
 196         early_platform_add_devices(sh7367_early_devices,
 197                                    ARRAY_SIZE(sh7367_early_devices));
 198 }