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/config.h>
  24 #include <linux/init.h>
  25 #include <linux/kernel.h>
  26 #include <linux/types.h>
  27 #include <linux/ioport.h>
  28 #include <linux/serial_8250.h>
  29 #include <linux/mtd/physmap.h>
  30
  31 #include <asm/cpu.h>
  32 #include <asm/bootinfo.h>
  33 #include <asm/addrspace.h>
  34 #include <asm/time.h>
  35 #include <asm/bcache.h>
  36 #include <asm/irq.h>
  37 #include <asm/reboot.h>
  38 #include <asm/gdb-stub.h>
  39 #include <asm/traps.h>
  40 #include <asm/debug.h>
  41
  42 #include <asm/emma2rh/emma2rh.h>
  43
  44
  45 #define I2C_EMMA2RH "emma2rh-iic" /* must be in sync with IIC driver */
  46
  47 static struct resource i2c_emma_resources_0[] = {
  48         { NULL, EMMA2RH_IRQ_PIIC0, EMMA2RH_IRQ_PIIC0, IORESOURCE_IRQ },
  49         { NULL, KSEG1ADDR(EMMA2RH_PIIC0_BASE), KSEG1ADDR(EMMA2RH_PIIC0_BASE + 0x1000), 0 },
  50 };
  51
  52 struct resource i2c_emma_resources_1[] = {
  53         { NULL, EMMA2RH_IRQ_PIIC1, EMMA2RH_IRQ_PIIC1, IORESOURCE_IRQ },
  54         { NULL, KSEG1ADDR(EMMA2RH_PIIC1_BASE), KSEG1ADDR(EMMA2RH_PIIC1_BASE + 0x1000), 0 },
  55 };
  56
  57 struct resource i2c_emma_resources_2[] = {
  58         { NULL, EMMA2RH_IRQ_PIIC2, EMMA2RH_IRQ_PIIC2, IORESOURCE_IRQ },
  59         { NULL, KSEG1ADDR(EMMA2RH_PIIC2_BASE), KSEG1ADDR(EMMA2RH_PIIC2_BASE + 0x1000), 0 },
  60 };
  61
  62 struct platform_device i2c_emma_devices[] = {
  63         [0] = {
  64                 .name = I2C_EMMA2RH,
  65                 .id = 0,
  66                 .resource = i2c_emma_resources_0,
  67                 .num_resources = ARRAY_SIZE(i2c_emma_resources_0),
  68         },
  69         [1] = {
  70                 .name = I2C_EMMA2RH,
  71                 .id = 1,
  72                 .resource = i2c_emma_resources_1,
  73                 .num_resources = ARRAY_SIZE(i2c_emma_resources_1),
  74         },
  75         [2] = {
  76                 .name = I2C_EMMA2RH,
  77                 .id = 2,
  78                 .resource = i2c_emma_resources_2,
  79                 .num_resources = ARRAY_SIZE(i2c_emma_resources_2),
  80         },
  81 };
  82
  83 #define EMMA2RH_SERIAL_CLOCK 18544000
  84 #define EMMA2RH_SERIAL_FLAGS UPF_BOOT_AUTOCONF | UPF_SKIP_TEST
  85
  86 static struct  plat_serial8250_port platform_serial_ports[] = {
  87        [0] = {
  88          .membase = (void __iomem*)KSEG1ADDR(EMMA2RH_PFUR0_BASE + 3),
  89          .irq = EMMA2RH_IRQ_PFUR0,
  90          .uartclk = EMMA2RH_SERIAL_CLOCK,
  91          .regshift = 4,
  92          .iotype = UPIO_MEM,
  93          .flags = EMMA2RH_SERIAL_FLAGS,
  94        },
  95        [1] = {
  96          .membase = (void __iomem*)KSEG1ADDR(EMMA2RH_PFUR1_BASE + 3),
  97          .irq = EMMA2RH_IRQ_PFUR1,
  98          .uartclk = EMMA2RH_SERIAL_CLOCK,
  99          .regshift = 4,
 100          .iotype = UPIO_MEM,
 101          .flags = EMMA2RH_SERIAL_FLAGS,
 102        },
 103        [2] = {
 104          .membase = (void __iomem*)KSEG1ADDR(EMMA2RH_PFUR2_BASE + 3),
 105          .irq = EMMA2RH_IRQ_PFUR2,
 106          .uartclk = EMMA2RH_SERIAL_CLOCK,
 107          .regshift = 4,
 108          .iotype = UPIO_MEM,
 109          .flags = EMMA2RH_SERIAL_FLAGS,
 110        },
 111        [3] = {
 112          .flags = 0,
 113        },
 114 };
 115
 116 static struct  platform_device serial_emma = {
 117         .name = "serial8250",
 118         .dev = {
 119                 .platform_data = &platform_serial_ports,
 120         },
 121 };
 122
 123 static struct platform_device *devices[] = {
 124         &i2c_emma_devices[0],
 125         &i2c_emma_devices[1],
 126         &i2c_emma_devices[2],
 127         &serial_emma,
 128 };
 129
 130 static struct mtd_partition markeins_parts[] = {
 131         [0] = {
 132                 .name = "RootFS",
 133                 .offset = 0x00000000,
 134                 .size = 0x00c00000,
 135         },
 136         [1] = {
 137                 .name = "boot code area",
 138                 .offset = MTDPART_OFS_APPEND,
 139                 .size = 0x00100000,
 140         },
 141         [2] = {
 142                 .name = "kernel image",
 143                 .offset = MTDPART_OFS_APPEND,
 144                 .size = 0x00300000,
 145         },
 146         [3] = {
 147                 .name = "RootFS2",
 148                 .offset = MTDPART_OFS_APPEND,
 149                 .size = 0x00c00000,
 150         },
 151         [4] = {
 152                 .name = "boot code area2",
 153                 .offset = MTDPART_OFS_APPEND,
 154                 .size = 0x00100000,
 155         },
 156         [5] = {
 157                 .name = "kernel image2",
 158                 .offset = MTDPART_OFS_APPEND,
 159                 .size = MTDPART_SIZ_FULL,
 160         },
 161 };
 162
 163 static int __init platform_devices_setup(void)
 164 {
 165         physmap_set_partitions(markeins_parts, ARRAY_SIZE(markeins_parts));
 166         return platform_add_devices(devices, ARRAY_SIZE(devices));
 167 }
 168
 169 arch_initcall(platform_devices_setup);
 170