LXR linux/arch/arm/mach-s3c64xx/mach-smdk6400.c

   1// SPDX-License-Identifier: GPL-2.0
   2//
   3// Copyright 2008 Simtec Electronics
   4//      Ben Dooks <ben@simtec.co.uk>
   5//      http://armlinux.simtec.co.uk/
   6
   7#include <linux/kernel.h>
   8#include <linux/types.h>
   9#include <linux/interrupt.h>
  10#include <linux/list.h>
  11#include <linux/timer.h>
  12#include <linux/init.h>
  13#include <linux/serial_core.h>
  14#include <linux/serial_s3c.h>
  15#include <linux/platform_device.h>
  16#include <linux/i2c.h>
  17#include <linux/io.h>
  18
  19#include <asm/mach-types.h>
  20
  21#include <asm/mach/arch.h>
  22#include <asm/mach/map.h>
  23#include <asm/mach/irq.h>
  24
  25#include <mach/irqs.h>
  26#include <mach/hardware.h>
  27#include <mach/map.h>
  28
  29#include <plat/devs.h>
  30#include <plat/cpu.h>
  31#include <linux/platform_data/i2c-s3c2410.h>
  32#include <mach/gpio-samsung.h>
  33#include <plat/samsung-time.h>
  34
  35#include "common.h"
  36
  37#define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK
  38#define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
  39#define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
  40
  41static struct s3c2410_uartcfg smdk6400_uartcfgs[] __initdata = {
  42        [0] = {
  43                .hwport      = 0,
  44                .flags       = 0,
  45                .ucon        = 0x3c5,
  46                .ulcon       = 0x03,
  47                .ufcon       = 0x51,
  48        },
  49        [1] = {
  50                .hwport      = 1,
  51                .flags       = 0,
  52                .ucon        = 0x3c5,
  53                .ulcon       = 0x03,
  54                .ufcon       = 0x51,
  55        },
  56};
  57
  58static struct map_desc smdk6400_iodesc[] = {};
  59
  60static void __init smdk6400_map_io(void)
  61{
  62        s3c64xx_init_io(smdk6400_iodesc, ARRAY_SIZE(smdk6400_iodesc));
  63        s3c64xx_set_xtal_freq(12000000);
  64        s3c24xx_init_uarts(smdk6400_uartcfgs, ARRAY_SIZE(smdk6400_uartcfgs));
  65        samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4);
  66}
  67
  68static struct platform_device *smdk6400_devices[] __initdata = {
  69        &s3c_device_hsmmc1,
  70        &s3c_device_i2c0,
  71};
  72
  73static struct i2c_board_info i2c_devs[] __initdata = {
  74        { I2C_BOARD_INFO("wm8753", 0x1A), },
  75        { I2C_BOARD_INFO("24c08", 0x50), },
  76};
  77
  78static void __init smdk6400_machine_init(void)
  79{
  80        i2c_register_board_info(0, i2c_devs, ARRAY_SIZE(i2c_devs));
  81        platform_add_devices(smdk6400_devices, ARRAY_SIZE(smdk6400_devices));
  82}
  83
  84MACHINE_START(SMDK6400, "SMDK6400")
  85        /* Maintainer: Ben Dooks <ben-linux@fluff.org> */
  86        .atag_offset    = 0x100,
  87        .nr_irqs        = S3C64XX_NR_IRQS,
  88        .init_irq       = s3c6400_init_irq,
  89        .map_io         = smdk6400_map_io,
  90        .init_machine   = smdk6400_machine_init,
  91        .init_time      = samsung_timer_init,
  92        .restart        = s3c64xx_restart,
  93MACHINE_END
  94