arch/arm/mach-s3c2410/mach-rx3715.c

   1 /* linux/arch/arm/mach-s3c2410/mach-rx3715.c
   2  *
   3  * Copyright (c) 2003,2004 Simtec Electronics
   4  *      Ben Dooks <ben@simtec.co.uk>
   5  *
   6  * http://www.handhelds.org/projects/rx3715.html
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License version 2 as
  10  * published by the Free Software Foundation.
  11  *
  12  * Modifications:
  13  *      16-Sep-2004 BJD Copied from mach-h1940.c
  14  *      25-Oct-2004 BJD Updates for 2.6.10-rc1
  15  *      10-Jan-2005 BJD Removed include of s3c2410.h s3c2440.h
  16  *      14-Jan-2005 BJD Added new clock init
  17 */
  18
  19 #include <linux/kernel.h>
  20 #include <linux/types.h>
  21 #include <linux/interrupt.h>
  22 #include <linux/list.h>
  23 #include <linux/timer.h>
  24 #include <linux/init.h>
  25 #include <linux/tty.h>
  26 #include <linux/console.h>
  27 #include <linux/serial_core.h>
  28 #include <linux/serial.h>
  29
  30 #include <asm/mach/arch.h>
  31 #include <asm/mach/map.h>
  32 #include <asm/mach/irq.h>
  33
  34 #include <asm/hardware.h>
  35 #include <asm/hardware/iomd.h>
  36 #include <asm/io.h>
  37 #include <asm/irq.h>
  38 #include <asm/mach-types.h>
  39
  40 #include <asm/arch/regs-serial.h>
  41 #include <asm/arch/regs-gpio.h>
  42
  43 #include "clock.h"
  44 #include "devs.h"
  45 #include "cpu.h"
  46 #include "pm.h"
  47
  48 static struct map_desc rx3715_iodesc[] __initdata = {
  49         /* dump ISA space somewhere unused */
  50
  51         { S3C2410_VA_ISA_WORD, S3C2410_CS3, SZ_16M, MT_DEVICE },
  52         { S3C2410_VA_ISA_BYTE, S3C2410_CS3, SZ_16M, MT_DEVICE },
  53 };
  54
  55 static struct s3c2410_uartcfg rx3715_uartcfgs[] = {
  56         [0] = {
  57                 .hwport      = 0,
  58                 .flags       = 0,
  59                 .ucon        = 0x3c5,
  60                 .ulcon       = 0x03,
  61                 .ufcon       = 0x51,
  62         },
  63         [1] = {
  64                 .hwport      = 1,
  65                 .flags       = 0,
  66                 .ucon        = 0x3c5,
  67                 .ulcon       = 0x03,
  68                 .ufcon       = 0x00,
  69         },
  70         /* IR port */
  71         [2] = {
  72                 .hwport      = 2,
  73                 .uart_flags  = UPF_CONS_FLOW,
  74                 .ucon        = 0x3c5,
  75                 .ulcon       = 0x43,
  76                 .ufcon       = 0x51,
  77         }
  78 };
  79
  80 static struct platform_device *rx3715_devices[] __initdata = {
  81         &s3c_device_usb,
  82         &s3c_device_lcd,
  83         &s3c_device_wdt,
  84         &s3c_device_i2c,
  85         &s3c_device_iis,
  86 };
  87
  88 static struct s3c24xx_board rx3715_board __initdata = {
  89         .devices       = rx3715_devices,
  90         .devices_count = ARRAY_SIZE(rx3715_devices)
  91 };
  92
  93 void __init rx3715_map_io(void)
  94 {
  95         s3c24xx_init_io(rx3715_iodesc, ARRAY_SIZE(rx3715_iodesc));
  96         s3c24xx_init_clocks(16934000);
  97         s3c24xx_init_uarts(rx3715_uartcfgs, ARRAY_SIZE(rx3715_uartcfgs));
  98         s3c24xx_set_board(&rx3715_board);
  99 }
 100
 101 void __init rx3715_init_irq(void)
 102 {
 103         s3c24xx_init_irq();
 104 }
 105
 106 #ifdef CONFIG_PM
 107 static void __init rx3715_init_machine(void)
 108 {
 109         s3c2410_pm_init();
 110 }
 111 #else
 112 #define rx3715_init_machine NULL
 113 #endif
 114
 115 MACHINE_START(RX3715, "IPAQ-RX3715")
 116      MAINTAINER("Ben Dooks <ben@fluff.org>")
 117      BOOT_MEM(S3C2410_SDRAM_PA, S3C2410_PA_UART, S3C2410_VA_UART)
 118      BOOT_PARAMS(S3C2410_SDRAM_PA + 0x100)
 119      MAPIO(rx3715_map_io)
 120      INITIRQ(rx3715_init_irq)
 121      INIT_MACHINE(rx3715_init_machine)
 122         .timer          = &s3c24xx_timer,
 123 MACHINE_END