arch/arm/mach-s3c2410/mach-otom.c

   1 /* linux/arch/arm/mach-s3c2410/mach-otom.c
   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
  12 #include <linux/kernel.h>
  13 #include <linux/types.h>
  14 #include <linux/interrupt.h>
  15 #include <linux/list.h>
  16 #include <linux/timer.h>
  17 #include <linux/init.h>
  18 #include <linux/serial_core.h>
  19 #include <linux/platform_device.h>
  20 #include <linux/io.h>
  21
  22 #include <asm/mach/arch.h>
  23 #include <asm/mach/map.h>
  24 #include <asm/mach/irq.h>
  25
  26 #include <mach/otom-map.h>
  27
  28 #include <mach/hardware.h>
  29 #include <asm/irq.h>
  30 #include <asm/mach-types.h>
  31
  32 #include <plat/regs-serial.h>
  33 #include <mach/regs-gpio.h>
  34
  35 #include <plat/s3c2410.h>
  36 #include <plat/clock.h>
  37 #include <plat/devs.h>
  38 #include <plat/iic.h>
  39 #include <plat/cpu.h>
  40
  41 #include "common.h"
  42
  43 static struct map_desc otom11_iodesc[] __initdata = {
  44   /* Device area */
  45         { (u32)OTOM_VA_CS8900A_BASE, OTOM_PA_CS8900A_BASE, SZ_16M, MT_DEVICE },
  46 };
  47
  48 #define UCON S3C2410_UCON_DEFAULT
  49 #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
  50 #define UFCON S3C2410_UFCON_RXTRIG12 | S3C2410_UFCON_FIFOMODE
  51
  52 static struct s3c2410_uartcfg otom11_uartcfgs[] __initdata = {
  53         [0] = {
  54                 .hwport      = 0,
  55                 .flags       = 0,
  56                 .ucon        = UCON,
  57                 .ulcon       = ULCON,
  58                 .ufcon       = UFCON,
  59         },
  60         [1] = {
  61                 .hwport      = 1,
  62                 .flags       = 0,
  63                 .ucon        = UCON,
  64                 .ulcon       = ULCON,
  65                 .ufcon       = UFCON,
  66         },
  67         /* port 2 is not actually used */
  68         [2] = {
  69                 .hwport      = 2,
  70                 .flags       = 0,
  71                 .ucon        = UCON,
  72                 .ulcon       = ULCON,
  73                 .ufcon       = UFCON,
  74         }
  75 };
  76
  77 /* NOR Flash on NexVision OTOM board */
  78
  79 static struct resource otom_nor_resource[] = {
  80         [0] = {
  81                 .start = S3C2410_CS0,
  82                 .end   = S3C2410_CS0 + (4*1024*1024) - 1,
  83                 .flags = IORESOURCE_MEM,
  84         }
  85 };
  86
  87 static struct platform_device otom_device_nor = {
  88         .name           = "mtd-flash",
  89         .id             = -1,
  90         .num_resources  = ARRAY_SIZE(otom_nor_resource),
  91         .resource       = otom_nor_resource,
  92 };
  93
  94 /* Standard OTOM devices */
  95
  96 static struct platform_device *otom11_devices[] __initdata = {
  97         &s3c_device_ohci,
  98         &s3c_device_lcd,
  99         &s3c_device_wdt,
 100         &s3c_device_i2c0,
 101         &s3c_device_iis,
 102         &s3c_device_rtc,
 103         &otom_device_nor,
 104 };
 105
 106 static void __init otom11_map_io(void)
 107 {
 108         s3c24xx_init_io(otom11_iodesc, ARRAY_SIZE(otom11_iodesc));
 109         s3c24xx_init_clocks(0);
 110         s3c24xx_init_uarts(otom11_uartcfgs, ARRAY_SIZE(otom11_uartcfgs));
 111 }
 112
 113 static void __init otom11_init(void)
 114 {
 115         s3c_i2c0_set_platdata(NULL);
 116         platform_add_devices(otom11_devices, ARRAY_SIZE(otom11_devices));
 117 }
 118
 119 MACHINE_START(OTOM, "Nex Vision - Otom 1.1")
 120         /* Maintainer: Guillaume GOURAT <guillaume.gourat@nexvision.tv> */
 121         .atag_offset    = 0x100,
 122         .map_io         = otom11_map_io,
 123         .init_machine   = otom11_init,
 124         .init_irq       = s3c24xx_init_irq,
 125         .timer          = &s3c24xx_timer,
 126         .restart        = s3c2410_restart,
 127 MACHINE_END