LXR linux/arch/arm/mach-s3c24xx/mach-otom.c

   1// SPDX-License-Identifier: GPL-2.0
   2//
   3// Copyright (c) 2004 Nex Vision
   4//   Guillaume GOURAT <guillaume.gourat@nexvision.fr>
   5
   6#include <linux/kernel.h>
   7#include <linux/types.h>
   8#include <linux/interrupt.h>
   9#include <linux/list.h>
  10#include <linux/timer.h>
  11#include <linux/init.h>
  12#include <linux/serial_core.h>
  13#include <linux/serial_s3c.h>
  14#include <linux/platform_device.h>
  15#include <linux/io.h>
  16
  17#include <linux/platform_data/i2c-s3c2410.h>
  18
  19#include <asm/irq.h>
  20#include <asm/mach-types.h>
  21#include <asm/mach/arch.h>
  22#include <asm/mach/map.h>
  23#include <asm/mach/irq.h>
  24
  25#include <mach/hardware.h>
  26#include <mach/regs-gpio.h>
  27
  28#include <plat/cpu.h>
  29#include <plat/devs.h>
  30#include <plat/samsung-time.h>
  31
  32#include "common.h"
  33#include "otom.h"
  34
  35static struct map_desc otom11_iodesc[] __initdata = {
  36  /* Device area */
  37        { (u32)OTOM_VA_CS8900A_BASE, OTOM_PA_CS8900A_BASE, SZ_16M, MT_DEVICE },
  38};
  39
  40#define UCON S3C2410_UCON_DEFAULT
  41#define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
  42#define UFCON S3C2410_UFCON_RXTRIG12 | S3C2410_UFCON_FIFOMODE
  43
  44static struct s3c2410_uartcfg otom11_uartcfgs[] __initdata = {
  45        [0] = {
  46                .hwport      = 0,
  47                .flags       = 0,
  48                .ucon        = UCON,
  49                .ulcon       = ULCON,
  50                .ufcon       = UFCON,
  51        },
  52        [1] = {
  53                .hwport      = 1,
  54                .flags       = 0,
  55                .ucon        = UCON,
  56                .ulcon       = ULCON,
  57                .ufcon       = UFCON,
  58        },
  59        /* port 2 is not actually used */
  60        [2] = {
  61                .hwport      = 2,
  62                .flags       = 0,
  63                .ucon        = UCON,
  64                .ulcon       = ULCON,
  65                .ufcon       = UFCON,
  66        }
  67};
  68
  69/* NOR Flash on NexVision OTOM board */
  70
  71static struct resource otom_nor_resource[] = {
  72        [0] = DEFINE_RES_MEM(S3C2410_CS0, SZ_4M),
  73};
  74
  75static struct platform_device otom_device_nor = {
  76        .name           = "mtd-flash",
  77        .id             = -1,
  78        .num_resources  = ARRAY_SIZE(otom_nor_resource),
  79        .resource       = otom_nor_resource,
  80};
  81
  82/* Standard OTOM devices */
  83
  84static struct platform_device *otom11_devices[] __initdata = {
  85        &s3c_device_ohci,
  86        &s3c_device_lcd,
  87        &s3c_device_wdt,
  88        &s3c_device_i2c0,
  89        &s3c_device_iis,
  90        &s3c_device_rtc,
  91        &otom_device_nor,
  92};
  93
  94static void __init otom11_map_io(void)
  95{
  96        s3c24xx_init_io(otom11_iodesc, ARRAY_SIZE(otom11_iodesc));
  97        s3c24xx_init_uarts(otom11_uartcfgs, ARRAY_SIZE(otom11_uartcfgs));
  98        samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4);
  99}
 100
 101static void __init otom11_init_time(void)
 102{
 103        s3c2410_init_clocks(12000000);
 104        samsung_timer_init();
 105}
 106
 107static void __init otom11_init(void)
 108{
 109        s3c_i2c0_set_platdata(NULL);
 110        platform_add_devices(otom11_devices, ARRAY_SIZE(otom11_devices));
 111}
 112
 113MACHINE_START(OTOM, "Nex Vision - Otom 1.1")
 114        /* Maintainer: Guillaume GOURAT <guillaume.gourat@nexvision.tv> */
 115        .atag_offset    = 0x100,
 116        .map_io         = otom11_map_io,
 117        .init_machine   = otom11_init,
 118        .init_irq       = s3c2410_init_irq,
 119        .init_time      = otom11_init_time,
 120MACHINE_END
 121