arch/mips/emma2rh/markeins/platform.c

   1 /*
   2  *  arch/mips/emma2rh/markeins/platofrm.c
   3  *      This file sets up platform devices for EMMA2RH Mark-eins.
   4  *
   5  *  Copyright(C) MontaVista Software Inc, 2006
   6  *
   7  *  Author: dmitry pervushin <dpervushin@ru.mvista.com>
   8  *
   9  *  This program is free software; you can redistribute it and/or modify
  10  *  it under the terms of the GNU General Public License as published by
  11  *  the Free Software Foundation; either version 2 of the License, or
  12  *  (at your option) any later version.
  13  *
  14  *  This program is distributed in the hope that it will be useful,
  15  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  *  GNU General Public License for more details.
  18  *
  19  *  You should have received a copy of the GNU General Public License
  20  *  along with this program; if not, write to the Free Software
  21  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  22  */
  23 #include <linux/init.h>
  24 #include <linux/kernel.h>
  25 #include <linux/types.h>
  26 #include <linux/ioport.h>
  27 #include <linux/serial_8250.h>
  28 #include <linux/mtd/physmap.h>
  29
  30 #include <asm/cpu.h>
  31 #include <asm/bootinfo.h>
  32 #include <asm/addrspace.h>
  33 #include <asm/time.h>
  34 #include <asm/bcache.h>
  35 #include <asm/irq.h>
  36 #include <asm/reboot.h>
  37 #include <asm/gdb-stub.h>
  38 #include <asm/traps.h>
  39 #include <asm/debug.h>
  40
  41 #include <asm/emma2rh/emma2rh.h>
  42
  43
  44 #define I2C_EMMA2RH "emma2rh-iic" /* must be in sync with IIC driver */
  45
  46 static struct resource i2c_emma_resources_0[] = {
  47         {
  48                 .name   = NULL,
  49                 .start  = EMMA2RH_IRQ_PIIC0,
  50                 .end    = EMMA2RH_IRQ_PIIC0,
  51                 .flags  = IORESOURCE_IRQ
  52         }, {
  53                 .name   = NULL,
  54                 .start  = EMMA2RH_PIIC0_BASE,
  55                 .end    = EMMA2RH_PIIC0_BASE + 0x1000,
  56                 .flags  = 0
  57         },
  58 };
  59
  60 struct resource i2c_emma_resources_1[] = {
  61         {
  62                 .name   = NULL,
  63                 .start  = EMMA2RH_IRQ_PIIC1,
  64                 .end    = EMMA2RH_IRQ_PIIC1,
  65                 .flags  = IORESOURCE_IRQ
  66         }, {
  67                 .name   = NULL,
  68                 .start  = EMMA2RH_PIIC1_BASE,
  69                 .end    = EMMA2RH_PIIC1_BASE + 0x1000,
  70                 .flags  = 0
  71         },
  72 };
  73
  74 struct resource i2c_emma_resources_2[] = {
  75         {
  76                 .name   = NULL,
  77                 .start  = EMMA2RH_IRQ_PIIC2,
  78                 .end    = EMMA2RH_IRQ_PIIC2,
  79                 .flags  = IORESOURCE_IRQ
  80         }, {
  81                 .name   = NULL,
  82                 .start  = EMMA2RH_PIIC2_BASE,
  83                 .end    = EMMA2RH_PIIC2_BASE + 0x1000,
  84                 .flags  = 0
  85         },
  86 };
  87
  88 struct platform_device i2c_emma_devices[] = {
  89         [0] = {
  90                 .name = I2C_EMMA2RH,
  91                 .id = 0,
  92                 .resource = i2c_emma_resources_0,
  93                 .num_resources = ARRAY_SIZE(i2c_emma_resources_0),
  94         },
  95         [1] = {
  96                 .name = I2C_EMMA2RH,
  97                 .id = 1,
  98                 .resource = i2c_emma_resources_1,
  99                 .num_resources = ARRAY_SIZE(i2c_emma_resources_1),
 100         },
 101         [2] = {
 102                 .name = I2C_EMMA2RH,
 103                 .id = 2,
 104                 .resource = i2c_emma_resources_2,
 105                 .num_resources = ARRAY_SIZE(i2c_emma_resources_2),
 106         },
 107 };
 108
 109 #define EMMA2RH_SERIAL_CLOCK 18544000
 110 #define EMMA2RH_SERIAL_FLAGS UPF_BOOT_AUTOCONF | UPF_SKIP_TEST
 111
 112 static struct  plat_serial8250_port platform_serial_ports[] = {
 113         [0] = {
 114                 .membase= (void __iomem*)KSEG1ADDR(EMMA2RH_PFUR0_BASE + 3),
 115                 .irq = EMMA2RH_IRQ_PFUR0,
 116                 .uartclk = EMMA2RH_SERIAL_CLOCK,
 117                 .regshift = 4,
 118                 .iotype = UPIO_MEM,
 119                 .flags = EMMA2RH_SERIAL_FLAGS,
 120        }, [1] = {
 121                 .membase = (void __iomem*)KSEG1ADDR(EMMA2RH_PFUR1_BASE + 3),
 122                 .irq = EMMA2RH_IRQ_PFUR1,
 123                 .uartclk = EMMA2RH_SERIAL_CLOCK,
 124                 .regshift = 4,
 125                 .iotype = UPIO_MEM,
 126                 .flags = EMMA2RH_SERIAL_FLAGS,
 127        }, [2] = {
 128                 .membase = (void __iomem*)KSEG1ADDR(EMMA2RH_PFUR2_BASE + 3),
 129                 .irq = EMMA2RH_IRQ_PFUR2,
 130                 .uartclk = EMMA2RH_SERIAL_CLOCK,
 131                 .regshift = 4,
 132                 .iotype = UPIO_MEM,
 133                 .flags = EMMA2RH_SERIAL_FLAGS,
 134        }, [3] = {
 135                 .flags = 0,
 136        },
 137 };
 138
 139 static struct  platform_device serial_emma = {
 140         .name = "serial8250",
 141         .dev = {
 142                 .platform_data = &platform_serial_ports,
 143         },
 144 };
 145
 146 static struct platform_device *devices[] = {
 147         &i2c_emma_devices[0],
 148         &i2c_emma_devices[1],
 149         &i2c_emma_devices[2],
 150         &serial_emma,
 151 };
 152
 153 static struct mtd_partition markeins_parts[] = {
 154         [0] = {
 155                 .name = "RootFS",
 156                 .offset = 0x00000000,
 157                 .size = 0x00c00000,
 158         },
 159         [1] = {
 160                 .name = "boot code area",
 161                 .offset = MTDPART_OFS_APPEND,
 162                 .size = 0x00100000,
 163         },
 164         [2] = {
 165                 .name = "kernel image",
 166                 .offset = MTDPART_OFS_APPEND,
 167                 .size = 0x00300000,
 168         },
 169         [3] = {
 170                 .name = "RootFS2",
 171                 .offset = MTDPART_OFS_APPEND,
 172                 .size = 0x00c00000,
 173         },
 174         [4] = {
 175                 .name = "boot code area2",
 176                 .offset = MTDPART_OFS_APPEND,
 177                 .size = 0x00100000,
 178         },
 179         [5] = {
 180                 .name = "kernel image2",
 181                 .offset = MTDPART_OFS_APPEND,
 182                 .size = MTDPART_SIZ_FULL,
 183         },
 184 };
 185
 186 static int __init platform_devices_setup(void)
 187 {
 188         physmap_set_partitions(markeins_parts, ARRAY_SIZE(markeins_parts));
 189         return platform_add_devices(devices, ARRAY_SIZE(devices));
 190 }
 191
 192 arch_initcall(platform_devices_setup);
 193