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

   1 /*
   2  *
   3  * Copyright (c) 2004 Nex Vision
   4  *   Guillaume GOURAT <guillaume.gourat@nexvision.fr>
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License version 2 as
   8  * published by the Free Software Foundation.
   9  */
  10
  11 #include <linux/kernel.h>
  12 #include <linux/types.h>
  13 #include <linux/interrupt.h>
  14 #include <linux/list.h>
  15 #include <linux/timer.h>
  16 #include <linux/init.h>
  17 #include <linux/serial_core.h>
  18 #include <linux/serial_s3c.h>
  19 #include <linux/platform_device.h>
  20 #include <linux/io.h>
  21
  22 #include <linux/platform_data/i2c-s3c2410.h>
  23
  24 #include <asm/irq.h>
  25 #include <asm/mach-types.h>
  26 #include <asm/mach/arch.h>
  27 #include <asm/mach/map.h>
  28 #include <asm/mach/irq.h>
  29
  30 #include <mach/hardware.h>
  31 #include <mach/regs-gpio.h>
  32
  33 #include <plat/cpu.h>
  34 #include <plat/devs.h>
  35 #include <plat/samsung-time.h>
  36
  37 #include "common.h"
  38 #include "otom.h"
  39
  40 static struct map_desc otom11_iodesc[] __initdata = {
  41   /* Device area */
  42         { (u32)OTOM_VA_CS8900A_BASE, OTOM_PA_CS8900A_BASE, SZ_16M, MT_DEVICE },
  43 };
  44
  45 #define UCON S3C2410_UCON_DEFAULT
  46 #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
  47 #define UFCON S3C2410_UFCON_RXTRIG12 | S3C2410_UFCON_FIFOMODE
  48
  49 static struct s3c2410_uartcfg otom11_uartcfgs[] __initdata = {
  50         [0] = {
  51                 .hwport      = 0,
  52                 .flags       = 0,
  53                 .ucon        = UCON,
  54                 .ulcon       = ULCON,
  55                 .ufcon       = UFCON,
  56         },
  57         [1] = {
  58                 .hwport      = 1,
  59                 .flags       = 0,
  60                 .ucon        = UCON,
  61                 .ulcon       = ULCON,
  62                 .ufcon       = UFCON,
  63         },
  64         /* port 2 is not actually used */
  65         [2] = {
  66                 .hwport      = 2,
  67                 .flags       = 0,
  68                 .ucon        = UCON,
  69                 .ulcon       = ULCON,
  70                 .ufcon       = UFCON,
  71         }
  72 };
  73
  74 /* NOR Flash on NexVision OTOM board */
  75
  76 static struct resource otom_nor_resource[] = {
  77         [0] = DEFINE_RES_MEM(S3C2410_CS0, SZ_4M),
  78 };
  79
  80 static struct platform_device otom_device_nor = {
  81         .name           = "mtd-flash",
  82         .id             = -1,
  83         .num_resources  = ARRAY_SIZE(otom_nor_resource),
  84         .resource       = otom_nor_resource,
  85 };
  86
  87 /* Standard OTOM devices */
  88
  89 static struct platform_device *otom11_devices[] __initdata = {
  90         &s3c_device_ohci,
  91         &s3c_device_lcd,
  92         &s3c_device_wdt,
  93         &s3c_device_i2c0,
  94         &s3c_device_iis,
  95         &s3c_device_rtc,
  96         &otom_device_nor,
  97 };
  98
  99 static void __init otom11_map_io(void)
 100 {
 101         s3c24xx_init_io(otom11_iodesc, ARRAY_SIZE(otom11_iodesc));
 102         s3c24xx_init_uarts(otom11_uartcfgs, ARRAY_SIZE(otom11_uartcfgs));
 103         samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4);
 104 }
 105
 106 static void __init otom11_init_time(void)
 107 {
 108         s3c2410_init_clocks(12000000);
 109         samsung_timer_init();
 110 }
 111
 112 static void __init otom11_init(void)
 113 {
 114         s3c_i2c0_set_platdata(NULL);
 115         platform_add_devices(otom11_devices, ARRAY_SIZE(otom11_devices));
 116 }
 117
 118 MACHINE_START(OTOM, "Nex Vision - Otom 1.1")
 119         /* Maintainer: Guillaume GOURAT <guillaume.gourat@nexvision.tv> */
 120         .atag_offset    = 0x100,
 121         .map_io         = otom11_map_io,
 122         .init_machine   = otom11_init,
 123         .init_irq       = s3c2410_init_irq,
 124         .init_time      = otom11_init_time,
 125 MACHINE_END