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 sci_platform_data[] = {
  20         {
  21                 .mapbase        = PHYS_PERIPHERAL_BLOCK + 0x01030000,
  22                 .flags          = UPF_BOOT_AUTOCONF | UPF_IOREMAP,
  23                 .type           = PORT_SCIF,
  24                 .irqs           = { 39, 40, 42, 0 },
  25         }, {
  26                 .flags = 0,
  27         }
  28 };
  29
  30 static struct platform_device sci_device = {
  31         .name           = "sh-sci",
  32         .id             = -1,
  33         .dev            = {
  34                 .platform_data  = sci_platform_data,
  35         },
  36 };
  37
  38 static struct resource rtc_resources[] = {
  39         [0] = {
  40                 .start  = PHYS_PERIPHERAL_BLOCK + 0x01040000,
  41                 .end    = PHYS_PERIPHERAL_BLOCK + 0x01040000 + 0x58 - 1,
  42                 .flags  = IORESOURCE_IO,
  43         },
  44         [1] = {
  45                 /* Period IRQ */
  46                 .start  = IRQ_PRI,
  47                 .flags  = IORESOURCE_IRQ,
  48         },
  49         [2] = {
  50                 /* Carry IRQ */
  51                 .start  = IRQ_CUI,
  52                 .flags  = IORESOURCE_IRQ,
  53         },
  54         [3] = {
  55                 /* Alarm IRQ */
  56                 .start  = IRQ_ATI,
  57                 .flags  = IORESOURCE_IRQ,
  58         },
  59 };
  60
  61 static struct platform_device rtc_device = {
  62         .name           = "sh-rtc",
  63         .id             = -1,
  64         .num_resources  = ARRAY_SIZE(rtc_resources),
  65         .resource       = rtc_resources,
  66 };
  67
  68 #define TMU_BLOCK_OFF   0x01020000
  69 #define TMU_BASE        PHYS_PERIPHERAL_BLOCK + TMU_BLOCK_OFF
  70 #define TMU0_BASE       (TMU_BASE + 0x8 + (0xc * 0x0))
  71 #define TMU1_BASE       (TMU_BASE + 0x8 + (0xc * 0x1))
  72 #define TMU2_BASE       (TMU_BASE + 0x8 + (0xc * 0x2))
  73
  74 static struct sh_timer_config tmu0_platform_data = {
  75         .name = "TMU0",
  76         .channel_offset = 0x04,
  77         .timer_bit = 0,
  78         .clk = "peripheral_clk",
  79         .clockevent_rating = 200,
  80 };
  81
  82 static struct resource tmu0_resources[] = {
  83         [0] = {
  84                 .name   = "TMU0",
  85                 .start  = TMU0_BASE,
  86                 .end    = TMU0_BASE + 0xc - 1,
  87                 .flags  = IORESOURCE_MEM,
  88         },
  89         [1] = {
  90                 .start  = IRQ_TUNI0,
  91                 .flags  = IORESOURCE_IRQ,
  92         },
  93 };
  94
  95 static struct platform_device tmu0_device = {
  96         .name           = "sh_tmu",
  97         .id             = 0,
  98         .dev = {
  99                 .platform_data  = &tmu0_platform_data,
 100         },
 101         .resource       = tmu0_resources,
 102         .num_resources  = ARRAY_SIZE(tmu0_resources),
 103 };
 104
 105 static struct sh_timer_config tmu1_platform_data = {
 106         .name = "TMU1",
 107         .channel_offset = 0x10,
 108         .timer_bit = 1,
 109         .clk = "peripheral_clk",
 110         .clocksource_rating = 200,
 111 };
 112
 113 static struct resource tmu1_resources[] = {
 114         [0] = {
 115                 .name   = "TMU1",
 116                 .start  = TMU1_BASE,
 117                 .end    = TMU1_BASE + 0xc - 1,
 118                 .flags  = IORESOURCE_MEM,
 119         },
 120         [1] = {
 121                 .start  = IRQ_TUNI1,
 122                 .flags  = IORESOURCE_IRQ,
 123         },
 124 };
 125
 126 static struct platform_device tmu1_device = {
 127         .name           = "sh_tmu",
 128         .id             = 1,
 129         .dev = {
 130                 .platform_data  = &tmu1_platform_data,
 131         },
 132         .resource       = tmu1_resources,
 133         .num_resources  = ARRAY_SIZE(tmu1_resources),
 134 };
 135
 136 static struct sh_timer_config tmu2_platform_data = {
 137         .name = "TMU2",
 138         .channel_offset = 0x1c,
 139         .timer_bit = 2,
 140         .clk = "peripheral_clk",
 141 };
 142
 143 static struct resource tmu2_resources[] = {
 144         [0] = {
 145                 .name   = "TMU2",
 146                 .start  = TMU2_BASE,
 147                 .end    = TMU2_BASE + 0xc - 1,
 148                 .flags  = IORESOURCE_MEM,
 149         },
 150         [1] = {
 151                 .start  = IRQ_TUNI2,
 152                 .flags  = IORESOURCE_IRQ,
 153         },
 154 };
 155
 156 static struct platform_device tmu2_device = {
 157         .name           = "sh_tmu",
 158         .id             = 2,
 159         .dev = {
 160                 .platform_data  = &tmu2_platform_data,
 161         },
 162         .resource       = tmu2_resources,
 163         .num_resources  = ARRAY_SIZE(tmu2_resources),
 164 };
 165
 166 static struct platform_device *sh5_early_devices[] __initdata = {
 167         &tmu0_device,
 168         &tmu1_device,
 169         &tmu2_device,
 170 };
 171
 172 static struct platform_device *sh5_devices[] __initdata = {
 173         &sci_device,
 174         &rtc_device,
 175 };
 176
 177 static int __init sh5_devices_setup(void)
 178 {
 179         int ret;
 180
 181         ret = platform_add_devices(sh5_early_devices,
 182                                    ARRAY_SIZE(sh5_early_devices));
 183         if (unlikely(ret != 0))
 184                 return ret;
 185
 186         return platform_add_devices(sh5_devices,
 187                                     ARRAY_SIZE(sh5_devices));
 188 }
 189 arch_initcall(sh5_devices_setup);
 190
 191 void __init plat_early_device_setup(void)
 192 {
 193         early_platform_add_devices(sh5_early_devices,
 194                                    ARRAY_SIZE(sh5_early_devices));
 195 }