arch/arm/mach-s3c24xx/mach-smdk2413.c

   1 /* linux/arch/arm/mach-s3c2412/mach-smdk2413.c
   2  *
   3  * Copyright (c) 2006 Simtec Electronics
   4  *      Ben Dooks <ben@simtec.co.uk>
   5  *
   6  * Thanks to Dimity Andric (TomTom) and Steven Ryu (Samsung) for the
   7  * loans of SMDK2413 to work with.
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License version 2 as
  11  * published by the Free Software Foundation.
  12 */
  13
  14 #include <linux/kernel.h>
  15 #include <linux/types.h>
  16 #include <linux/interrupt.h>
  17 #include <linux/list.h>
  18 #include <linux/timer.h>
  19 #include <linux/init.h>
  20 #include <linux/gpio.h>
  21 #include <linux/serial_core.h>
  22 #include <linux/platform_device.h>
  23 #include <linux/io.h>
  24
  25 #include <asm/mach/arch.h>
  26 #include <asm/mach/map.h>
  27 #include <asm/mach/irq.h>
  28
  29 #include <mach/hardware.h>
  30 #include <asm/hardware/iomd.h>
  31 #include <asm/setup.h>
  32 #include <asm/irq.h>
  33 #include <asm/mach-types.h>
  34
  35 //#include <asm/debug-ll.h>
  36 #include <plat/regs-serial.h>
  37 #include <mach/regs-gpio.h>
  38 #include <mach/regs-lcd.h>
  39
  40 #include <linux/platform_data/usb-s3c2410_udc.h>
  41 #include <linux/platform_data/i2c-s3c2410.h>
  42 #include <mach/fb.h>
  43
  44 #include <plat/clock.h>
  45 #include <plat/devs.h>
  46 #include <plat/cpu.h>
  47
  48 #include "common.h"
  49 #include "common-smdk.h"
  50
  51 static struct map_desc smdk2413_iodesc[] __initdata = {
  52 };
  53
  54 static struct s3c2410_uartcfg smdk2413_uartcfgs[] __initdata = {
  55         [0] = {
  56                 .hwport      = 0,
  57                 .flags       = 0,
  58                 .ucon        = 0x3c5,
  59                 .ulcon       = 0x03,
  60                 .ufcon       = 0x51,
  61         },
  62         [1] = {
  63                 .hwport      = 1,
  64                 .flags       = 0,
  65                 .ucon        = 0x3c5,
  66                 .ulcon       = 0x03,
  67                 .ufcon       = 0x51,
  68         },
  69         /* IR port */
  70         [2] = {
  71                 .hwport      = 2,
  72                 .flags       = 0,
  73                 .ucon        = 0x3c5,
  74                 .ulcon       = 0x43,
  75                 .ufcon       = 0x51,
  76         }
  77 };
  78
  79
  80 static struct s3c2410_udc_mach_info smdk2413_udc_cfg __initdata = {
  81         .pullup_pin = S3C2410_GPF(2),
  82 };
  83
  84
  85 static struct platform_device *smdk2413_devices[] __initdata = {
  86         &s3c_device_ohci,
  87         &s3c_device_wdt,
  88         &s3c_device_i2c0,
  89         &s3c_device_iis,
  90         &s3c_device_usbgadget,
  91 };
  92
  93 static void __init smdk2413_fixup(struct tag *tags, char **cmdline,
  94                                   struct meminfo *mi)
  95 {
  96         if (tags != phys_to_virt(S3C2410_SDRAM_PA + 0x100)) {
  97                 mi->nr_banks=1;
  98                 mi->bank[0].start = 0x30000000;
  99                 mi->bank[0].size = SZ_64M;
 100         }
 101 }
 102
 103 static void __init smdk2413_map_io(void)
 104 {
 105         s3c24xx_init_io(smdk2413_iodesc, ARRAY_SIZE(smdk2413_iodesc));
 106         s3c24xx_init_clocks(12000000);
 107         s3c24xx_init_uarts(smdk2413_uartcfgs, ARRAY_SIZE(smdk2413_uartcfgs));
 108 }
 109
 110 static void __init smdk2413_machine_init(void)
 111 {       /* Turn off suspend on both USB ports, and switch the
 112          * selectable USB port to USB device mode. */
 113
 114         s3c2410_modify_misccr(S3C2410_MISCCR_USBHOST |
 115                               S3C2410_MISCCR_USBSUSPND0 |
 116                               S3C2410_MISCCR_USBSUSPND1, 0x0);
 117
 118
 119         s3c24xx_udc_set_platdata(&smdk2413_udc_cfg);
 120         s3c_i2c0_set_platdata(NULL);
 121
 122         platform_add_devices(smdk2413_devices, ARRAY_SIZE(smdk2413_devices));
 123         smdk_machine_init();
 124 }
 125
 126 MACHINE_START(S3C2413, "S3C2413")
 127         /* Maintainer: Ben Dooks <ben-linux@fluff.org> */
 128         .atag_offset    = 0x100,
 129
 130         .fixup          = smdk2413_fixup,
 131         .init_irq       = s3c24xx_init_irq,
 132         .map_io         = smdk2413_map_io,
 133         .init_machine   = smdk2413_machine_init,
 134         .init_time      = s3c24xx_timer_init,
 135         .restart        = s3c2412_restart,
 136 MACHINE_END
 137
 138 MACHINE_START(SMDK2412, "SMDK2412")
 139         /* Maintainer: Ben Dooks <ben-linux@fluff.org> */
 140         .atag_offset    = 0x100,
 141
 142         .fixup          = smdk2413_fixup,
 143         .init_irq       = s3c24xx_init_irq,
 144         .map_io         = smdk2413_map_io,
 145         .init_machine   = smdk2413_machine_init,
 146         .init_time      = s3c24xx_timer_init,
 147         .restart        = s3c2412_restart,
 148 MACHINE_END
 149
 150 MACHINE_START(SMDK2413, "SMDK2413")
 151         /* Maintainer: Ben Dooks <ben-linux@fluff.org> */
 152         .atag_offset    = 0x100,
 153
 154         .fixup          = smdk2413_fixup,
 155         .init_irq       = s3c24xx_init_irq,
 156         .map_io         = smdk2413_map_io,
 157         .init_machine   = smdk2413_machine_init,
 158         .init_time      = s3c24xx_timer_init,
 159         .restart        = s3c2412_restart,
 160 MACHINE_END