arch/arm/mach-s5p6440/mach-smdk6440.c

   1 /* linux/arch/arm/mach-s5p6440/mach-smdk6440.c
   2  *
   3  * Copyright (c) 2009 Samsung Electronics Co., Ltd.
   4  *              http://www.samsung.com/
   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/delay.h>
  17 #include <linux/init.h>
  18 #include <linux/serial_core.h>
  19 #include <linux/platform_device.h>
  20 #include <linux/io.h>
  21 #include <linux/module.h>
  22 #include <linux/clk.h>
  23
  24 #include <asm/mach/arch.h>
  25 #include <asm/mach/map.h>
  26
  27 #include <mach/hardware.h>
  28 #include <mach/map.h>
  29
  30 #include <asm/irq.h>
  31 #include <asm/mach-types.h>
  32
  33 #include <plat/regs-serial.h>
  34
  35 #include <plat/s5p6440.h>
  36 #include <plat/clock.h>
  37 #include <mach/regs-clock.h>
  38 #include <plat/devs.h>
  39 #include <plat/cpu.h>
  40 #include <plat/pll.h>
  41 #include <plat/adc.h>
  42 #include <plat/ts.h>
  43
  44 #define S5P6440_UCON_DEFAULT    (S3C2410_UCON_TXILEVEL |        \
  45                                 S3C2410_UCON_RXILEVEL |         \
  46                                 S3C2410_UCON_TXIRQMODE |        \
  47                                 S3C2410_UCON_RXIRQMODE |        \
  48                                 S3C2410_UCON_RXFIFO_TOI |       \
  49                                 S3C2443_UCON_RXERR_IRQEN)
  50
  51 #define S5P6440_ULCON_DEFAULT   S3C2410_LCON_CS8
  52
  53 #define S5P6440_UFCON_DEFAULT   (S3C2410_UFCON_FIFOMODE |       \
  54                                 S3C2440_UFCON_TXTRIG16 |        \
  55                                 S3C2410_UFCON_RXTRIG8)
  56
  57 static struct s3c2410_uartcfg smdk6440_uartcfgs[] __initdata = {
  58         [0] = {
  59                 .hwport      = 0,
  60                 .flags       = 0,
  61                 .ucon        = S5P6440_UCON_DEFAULT,
  62                 .ulcon       = S5P6440_ULCON_DEFAULT,
  63                 .ufcon       = S5P6440_UFCON_DEFAULT,
  64         },
  65         [1] = {
  66                 .hwport      = 1,
  67                 .flags       = 0,
  68                 .ucon        = S5P6440_UCON_DEFAULT,
  69                 .ulcon       = S5P6440_ULCON_DEFAULT,
  70                 .ufcon       = S5P6440_UFCON_DEFAULT,
  71         },
  72         [2] = {
  73                 .hwport      = 2,
  74                 .flags       = 0,
  75                 .ucon        = S5P6440_UCON_DEFAULT,
  76                 .ulcon       = S5P6440_ULCON_DEFAULT,
  77                 .ufcon       = S5P6440_UFCON_DEFAULT,
  78         },
  79         [3] = {
  80                 .hwport      = 3,
  81                 .flags       = 0,
  82                 .ucon        = S5P6440_UCON_DEFAULT,
  83                 .ulcon       = S5P6440_ULCON_DEFAULT,
  84                 .ufcon       = S5P6440_UFCON_DEFAULT,
  85         },
  86 };
  87
  88 static struct platform_device *smdk6440_devices[] __initdata = {
  89         &s5p6440_device_iis,
  90         &s3c_device_adc,
  91         &s3c_device_ts,
  92         &s3c_device_wdt,
  93 };
  94
  95 static struct s3c2410_ts_mach_info s3c_ts_platform __initdata = {
  96         .delay                  = 10000,
  97         .presc                  = 49,
  98         .oversampling_shift     = 2,
  99 };
 100
 101 static void __init smdk6440_map_io(void)
 102 {
 103         s5p_init_io(NULL, 0, S5P_SYS_ID);
 104         s3c24xx_init_clocks(12000000);
 105         s3c24xx_init_uarts(smdk6440_uartcfgs, ARRAY_SIZE(smdk6440_uartcfgs));
 106 }
 107
 108 static void __init smdk6440_machine_init(void)
 109 {
 110         s3c24xx_ts_set_platdata(&s3c_ts_platform);
 111
 112         platform_add_devices(smdk6440_devices, ARRAY_SIZE(smdk6440_devices));
 113 }
 114
 115 MACHINE_START(SMDK6440, "SMDK6440")
 116         /* Maintainer: Kukjin Kim <kgene.kim@samsung.com> */
 117         .phys_io        = S3C_PA_UART & 0xfff00000,
 118         .io_pg_offst    = (((u32)S3C_VA_UART) >> 18) & 0xfffc,
 119         .boot_params    = S5P_PA_SDRAM + 0x100,
 120
 121         .init_irq       = s5p6440_init_irq,
 122         .map_io         = smdk6440_map_io,
 123         .init_machine   = smdk6440_machine_init,
 124         .timer          = &s3c24xx_timer,
 125 MACHINE_END