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/traps.h>
  38 #include <asm/debug.h>
  39
  40 #include <asm/emma2rh/emma2rh.h>
  41
  42
  43 #define I2C_EMMA2RH "emma2rh-iic" /* must be in sync with IIC driver */
  44
  45 static struct resource i2c_emma_resources_0[] = {
  46         {
  47                 .name   = NULL,
  48                 .start  = EMMA2RH_IRQ_PIIC0,
  49                 .end    = EMMA2RH_IRQ_PIIC0,
  50                 .flags  = IORESOURCE_IRQ
  51         }, {
  52                 .name   = NULL,
  53                 .start  = EMMA2RH_PIIC0_BASE,
  54                 .end    = EMMA2RH_PIIC0_BASE + 0x1000,
  55                 .flags  = 0
  56         },
  57 };
  58
  59 struct resource i2c_emma_resources_1[] = {
  60         {
  61                 .name   = NULL,
  62                 .start  = EMMA2RH_IRQ_PIIC1,
  63                 .end    = EMMA2RH_IRQ_PIIC1,
  64                 .flags  = IORESOURCE_IRQ
  65         }, {
  66                 .name   = NULL,
  67                 .start  = EMMA2RH_PIIC1_BASE,
  68                 .end    = EMMA2RH_PIIC1_BASE + 0x1000,
  69                 .flags  = 0
  70         },
  71 };
  72
  73 struct resource i2c_emma_resources_2[] = {
  74         {
  75                 .name   = NULL,
  76                 .start  = EMMA2RH_IRQ_PIIC2,
  77                 .end    = EMMA2RH_IRQ_PIIC2,
  78                 .flags  = IORESOURCE_IRQ
  79         }, {
  80                 .name   = NULL,
  81                 .start  = EMMA2RH_PIIC2_BASE,
  82                 .end    = EMMA2RH_PIIC2_BASE + 0x1000,
  83                 .flags  = 0
  84         },
  85 };
  86
  87 struct platform_device i2c_emma_devices[] = {
  88         [0] = {
  89                 .name = I2C_EMMA2RH,
  90                 .id = 0,
  91                 .resource = i2c_emma_resources_0,
  92                 .num_resources = ARRAY_SIZE(i2c_emma_resources_0),
  93         },
  94         [1] = {
  95                 .name = I2C_EMMA2RH,
  96                 .id = 1,
  97                 .resource = i2c_emma_resources_1,
  98                 .num_resources = ARRAY_SIZE(i2c_emma_resources_1),
  99         },
 100         [2] = {
 101                 .name = I2C_EMMA2RH,
 102                 .id = 2,
 103                 .resource = i2c_emma_resources_2,
 104                 .num_resources = ARRAY_SIZE(i2c_emma_resources_2),
 105         },
 106 };
 107
 108 #define EMMA2RH_SERIAL_CLOCK 18544000
 109 #define EMMA2RH_SERIAL_FLAGS UPF_BOOT_AUTOCONF | UPF_SKIP_TEST
 110
 111 static struct  plat_serial8250_port platform_serial_ports[] = {
 112         [0] = {
 113                 .membase= (void __iomem*)KSEG1ADDR(EMMA2RH_PFUR0_BASE + 3),
 114                 .irq = EMMA2RH_IRQ_PFUR0,
 115                 .uartclk = EMMA2RH_SERIAL_CLOCK,
 116                 .regshift = 4,
 117                 .iotype = UPIO_MEM,
 118                 .flags = EMMA2RH_SERIAL_FLAGS,
 119        }, [1] = {
 120                 .membase = (void __iomem*)KSEG1ADDR(EMMA2RH_PFUR1_BASE + 3),
 121                 .irq = EMMA2RH_IRQ_PFUR1,
 122                 .uartclk = EMMA2RH_SERIAL_CLOCK,
 123                 .regshift = 4,
 124                 .iotype = UPIO_MEM,
 125                 .flags = EMMA2RH_SERIAL_FLAGS,
 126        }, [2] = {
 127                 .membase = (void __iomem*)KSEG1ADDR(EMMA2RH_PFUR2_BASE + 3),
 128                 .irq = EMMA2RH_IRQ_PFUR2,
 129                 .uartclk = EMMA2RH_SERIAL_CLOCK,
 130                 .regshift = 4,
 131                 .iotype = UPIO_MEM,
 132                 .flags = EMMA2RH_SERIAL_FLAGS,
 133        }, [3] = {
 134                 .flags = 0,
 135        },
 136 };
 137
 138 static struct  platform_device serial_emma = {
 139         .name = "serial8250",
 140         .dev = {
 141                 .platform_data = &platform_serial_ports,
 142         },
 143 };
 144
 145 static struct platform_device *devices[] = {
 146         &i2c_emma_devices[0],
 147         &i2c_emma_devices[1],
 148         &i2c_emma_devices[2],
 149         &serial_emma,
 150 };
 151
 152 static struct mtd_partition markeins_parts[] = {
 153         [0] = {
 154                 .name = "RootFS",
 155                 .offset = 0x00000000,
 156                 .size = 0x00c00000,
 157         },
 158         [1] = {
 159                 .name = "boot code area",
 160                 .offset = MTDPART_OFS_APPEND,
 161                 .size = 0x00100000,
 162         },
 163         [2] = {
 164                 .name = "kernel image",
 165                 .offset = MTDPART_OFS_APPEND,
 166                 .size = 0x00300000,
 167         },
 168         [3] = {
 169                 .name = "RootFS2",
 170                 .offset = MTDPART_OFS_APPEND,
 171                 .size = 0x00c00000,
 172         },
 173         [4] = {
 174                 .name = "boot code area2",
 175                 .offset = MTDPART_OFS_APPEND,
 176                 .size = 0x00100000,
 177         },
 178         [5] = {
 179                 .name = "kernel image2",
 180                 .offset = MTDPART_OFS_APPEND,
 181                 .size = MTDPART_SIZ_FULL,
 182         },
 183 };
 184
 185 static int __init platform_devices_setup(void)
 186 {
 187         physmap_set_partitions(markeins_parts, ARRAY_SIZE(markeins_parts));
 188         return platform_add_devices(devices, ARRAY_SIZE(devices));
 189 }
 190
 191 arch_initcall(platform_devices_setup);
 192