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
  21 #include <asm/mach/arch.h>
  22 #include <asm/mach/map.h>
  23 #include <asm/mach/irq.h>
  24
  25 #include <asm/arch/otom-map.h>
  26
  27 #include <asm/hardware.h>
  28 #include <asm/io.h>
  29 #include <asm/irq.h>
  30 #include <asm/mach-types.h>
  31
  32 #include <asm/plat-s3c/regs-serial.h>
  33 #include <asm/arch/regs-gpio.h>
  34
  35 #include <asm/plat-s3c24xx/s3c2410.h>
  36 #include <asm/plat-s3c24xx/clock.h>
  37 #include <asm/plat-s3c24xx/devs.h>
  38 #include <asm/plat-s3c24xx/cpu.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] = {
  78                 .start = S3C2410_CS0,
  79                 .end   = S3C2410_CS0 + (4*1024*1024) - 1,
  80                 .flags = IORESOURCE_MEM,
  81         }
  82 };
  83
  84 static struct platform_device otom_device_nor = {
  85         .name           = "mtd-flash",
  86         .id             = -1,
  87         .num_resources  = ARRAY_SIZE(otom_nor_resource),
  88         .resource       = otom_nor_resource,
  89 };
  90
  91 /* Standard OTOM devices */
  92
  93 static struct platform_device *otom11_devices[] __initdata = {
  94         &s3c_device_usb,
  95         &s3c_device_lcd,
  96         &s3c_device_wdt,
  97         &s3c_device_i2c,
  98         &s3c_device_iis,
  99         &s3c_device_rtc,
 100         &otom_device_nor,
 101 };
 102
 103 static void __init otom11_map_io(void)
 104 {
 105         s3c24xx_init_io(otom11_iodesc, ARRAY_SIZE(otom11_iodesc));
 106         s3c24xx_init_clocks(0);
 107         s3c24xx_init_uarts(otom11_uartcfgs, ARRAY_SIZE(otom11_uartcfgs));
 108 }
 109
 110 static void __init otom11_init(void)
 111 {
 112         platform_add_devices(otom11_devices, ARRAY_SIZE(otom11_devices));
 113 }
 114
 115 MACHINE_START(OTOM, "Nex Vision - Otom 1.1")
 116         /* Maintainer: Guillaume GOURAT <guillaume.gourat@nexvision.tv> */
 117         .phys_io        = S3C2410_PA_UART,
 118         .io_pg_offst    = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc,
 119         .boot_params    = S3C2410_SDRAM_PA + 0x100,
 120         .map_io         = otom11_map_io,
 121         .init_machine   = otom11_init,
 122         .init_irq       = s3c24xx_init_irq,
 123         .timer          = &s3c24xx_timer,
 124 MACHINE_END