arch/arm/mach-s3c24xx/mach-tct_hammer.c

   1 /* linux/arch/arm/mach-s3c2410/mach-tct_hammer.c
   2  *
   3  * Copyright (c) 2007 TinCanTools
   4  *      David Anders <danders@amltd.com>
   5
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License as
   8  * published by the Free Software Foundation; either version 2 of
   9  * the License, or (at your option) any later version.
  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., 59 Temple Place, Suite 330, Boston,
  19  * MA 02111-1307 USA
  20  *
  21  * @History:
  22  * derived from linux/arch/arm/mach-s3c2410/mach-bast.c, written by
  23  * Ben Dooks <ben@simtec.co.uk>
  24  *
  25  ***********************************************************************/
  26
  27 #include <linux/kernel.h>
  28 #include <linux/types.h>
  29 #include <linux/interrupt.h>
  30 #include <linux/list.h>
  31 #include <linux/timer.h>
  32 #include <linux/init.h>
  33 #include <linux/device.h>
  34 #include <linux/platform_device.h>
  35 #include <linux/serial_core.h>
  36 #include <linux/io.h>
  37
  38 #include <asm/mach/arch.h>
  39 #include <asm/mach/map.h>
  40 #include <asm/mach/irq.h>
  41 #include <asm/mach/flash.h>
  42
  43 #include <mach/hardware.h>
  44 #include <asm/irq.h>
  45 #include <asm/mach-types.h>
  46
  47 #include <plat/regs-serial.h>
  48 #include <plat/iic.h>
  49 #include <plat/devs.h>
  50 #include <plat/cpu.h>
  51
  52 #include <linux/mtd/mtd.h>
  53 #include <linux/mtd/partitions.h>
  54 #include <linux/mtd/map.h>
  55 #include <linux/mtd/physmap.h>
  56
  57 #include "common.h"
  58
  59 static struct resource tct_hammer_nor_resource =
  60                         DEFINE_RES_MEM(0x00000000, SZ_16M);
  61
  62 static struct mtd_partition tct_hammer_mtd_partitions[] = {
  63         {
  64                 .name           = "System",
  65                 .size           = 0x240000,
  66                 .offset         = 0,
  67                 .mask_flags     = MTD_WRITEABLE,  /* force read-only */
  68         }, {
  69                 .name           = "JFFS2",
  70                 .size           = MTDPART_SIZ_FULL,
  71                 .offset         = MTDPART_OFS_APPEND,
  72         }
  73 };
  74
  75 static struct physmap_flash_data tct_hammer_flash_data = {
  76         .width          = 2,
  77         .parts          = tct_hammer_mtd_partitions,
  78         .nr_parts       = ARRAY_SIZE(tct_hammer_mtd_partitions),
  79 };
  80
  81 static struct platform_device tct_hammer_device_nor = {
  82         .name           = "physmap-flash",
  83         .id             = 0,
  84         .dev = {
  85                         .platform_data = &tct_hammer_flash_data,
  86                 },
  87         .num_resources  = 1,
  88         .resource       = &tct_hammer_nor_resource,
  89 };
  90
  91 static struct map_desc tct_hammer_iodesc[] __initdata = {
  92 };
  93
  94 #define UCON S3C2410_UCON_DEFAULT
  95 #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
  96 #define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
  97
  98 static struct s3c2410_uartcfg tct_hammer_uartcfgs[] = {
  99         [0] = {
 100                 .hwport      = 0,
 101                 .flags       = 0,
 102                 .ucon        = UCON,
 103                 .ulcon       = ULCON,
 104                 .ufcon       = UFCON,
 105         },
 106         [1] = {
 107                 .hwport      = 1,
 108                 .flags       = 0,
 109                 .ucon        = UCON,
 110                 .ulcon       = ULCON,
 111                 .ufcon       = UFCON,
 112         },
 113         [2] = {
 114                 .hwport      = 2,
 115                 .flags       = 0,
 116                 .ucon        = UCON,
 117                 .ulcon       = ULCON,
 118                 .ufcon       = UFCON,
 119         }
 120 };
 121
 122
 123 static struct platform_device *tct_hammer_devices[] __initdata = {
 124         &s3c_device_adc,
 125         &s3c_device_wdt,
 126         &s3c_device_i2c0,
 127         &s3c_device_ohci,
 128         &s3c_device_rtc,
 129         &s3c_device_usbgadget,
 130         &s3c_device_sdi,
 131         &tct_hammer_device_nor,
 132 };
 133
 134 static void __init tct_hammer_map_io(void)
 135 {
 136         s3c24xx_init_io(tct_hammer_iodesc, ARRAY_SIZE(tct_hammer_iodesc));
 137         s3c24xx_init_clocks(0);
 138         s3c24xx_init_uarts(tct_hammer_uartcfgs, ARRAY_SIZE(tct_hammer_uartcfgs));
 139 }
 140
 141 static void __init tct_hammer_init(void)
 142 {
 143         s3c_i2c0_set_platdata(NULL);
 144         platform_add_devices(tct_hammer_devices, ARRAY_SIZE(tct_hammer_devices));
 145 }
 146
 147 MACHINE_START(TCT_HAMMER, "TCT_HAMMER")
 148         .atag_offset    = 0x100,
 149         .map_io         = tct_hammer_map_io,
 150         .init_irq       = s3c24xx_init_irq,
 151         .init_machine   = tct_hammer_init,
 152         .timer          = &s3c24xx_timer,
 153         .restart        = s3c2410_restart,
 154 MACHINE_END