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/serial_s3c.h>
  37 #include <linux/io.h>
  38
  39 #include <asm/mach/arch.h>
  40 #include <asm/mach/map.h>
  41 #include <asm/mach/irq.h>
  42 #include <asm/mach/flash.h>
  43
  44 #include <mach/hardware.h>
  45 #include <asm/irq.h>
  46 #include <asm/mach-types.h>
  47
  48 #include <linux/platform_data/i2c-s3c2410.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 #include <plat/samsung-time.h>
  57
  58 #include "common.h"
  59
  60 static struct resource tct_hammer_nor_resource =
  61                         DEFINE_RES_MEM(0x00000000, SZ_16M);
  62
  63 static struct mtd_partition tct_hammer_mtd_partitions[] = {
  64         {
  65                 .name           = "System",
  66                 .size           = 0x240000,
  67                 .offset         = 0,
  68                 .mask_flags     = MTD_WRITEABLE,  /* force read-only */
  69         }, {
  70                 .name           = "JFFS2",
  71                 .size           = MTDPART_SIZ_FULL,
  72                 .offset         = MTDPART_OFS_APPEND,
  73         }
  74 };
  75
  76 static struct physmap_flash_data tct_hammer_flash_data = {
  77         .width          = 2,
  78         .parts          = tct_hammer_mtd_partitions,
  79         .nr_parts       = ARRAY_SIZE(tct_hammer_mtd_partitions),
  80 };
  81
  82 static struct platform_device tct_hammer_device_nor = {
  83         .name           = "physmap-flash",
  84         .id             = 0,
  85         .dev = {
  86                         .platform_data = &tct_hammer_flash_data,
  87                 },
  88         .num_resources  = 1,
  89         .resource       = &tct_hammer_nor_resource,
  90 };
  91
  92 static struct map_desc tct_hammer_iodesc[] __initdata = {
  93 };
  94
  95 #define UCON S3C2410_UCON_DEFAULT
  96 #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
  97 #define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
  98
  99 static struct s3c2410_uartcfg tct_hammer_uartcfgs[] = {
 100         [0] = {
 101                 .hwport      = 0,
 102                 .flags       = 0,
 103                 .ucon        = UCON,
 104                 .ulcon       = ULCON,
 105                 .ufcon       = UFCON,
 106         },
 107         [1] = {
 108                 .hwport      = 1,
 109                 .flags       = 0,
 110                 .ucon        = UCON,
 111                 .ulcon       = ULCON,
 112                 .ufcon       = UFCON,
 113         },
 114         [2] = {
 115                 .hwport      = 2,
 116                 .flags       = 0,
 117                 .ucon        = UCON,
 118                 .ulcon       = ULCON,
 119                 .ufcon       = UFCON,
 120         }
 121 };
 122
 123
 124 static struct platform_device *tct_hammer_devices[] __initdata = {
 125         &s3c_device_adc,
 126         &s3c_device_wdt,
 127         &s3c_device_i2c0,
 128         &s3c_device_ohci,
 129         &s3c_device_rtc,
 130         &s3c_device_usbgadget,
 131         &s3c_device_sdi,
 132         &tct_hammer_device_nor,
 133 };
 134
 135 static void __init tct_hammer_map_io(void)
 136 {
 137         s3c24xx_init_io(tct_hammer_iodesc, ARRAY_SIZE(tct_hammer_iodesc));
 138         s3c24xx_init_uarts(tct_hammer_uartcfgs, ARRAY_SIZE(tct_hammer_uartcfgs));
 139         samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4);
 140 }
 141
 142 static void __init tct_hammer_init_time(void)
 143 {
 144         s3c2410_init_clocks(12000000);
 145         samsung_timer_init();
 146 }
 147
 148 static void __init tct_hammer_init(void)
 149 {
 150         s3c_i2c0_set_platdata(NULL);
 151         platform_add_devices(tct_hammer_devices, ARRAY_SIZE(tct_hammer_devices));
 152 }
 153
 154 MACHINE_START(TCT_HAMMER, "TCT_HAMMER")
 155         .atag_offset    = 0x100,
 156         .map_io         = tct_hammer_map_io,
 157         .init_irq       = s3c2410_init_irq,
 158         .init_machine   = tct_hammer_init,
 159         .init_time      = tct_hammer_init_time,
 160 MACHINE_END