LXR linux/arch/arm/mach-u300/u300.c

   1/*
   2 *
   3 * arch/arm/mach-u300/u300.c
   4 *
   5 *
   6 * Copyright (C) 2006-2009 ST-Ericsson AB
   7 * License terms: GNU General Public License (GPL) version 2
   8 * Platform machine definition.
   9 * Author: Linus Walleij <linus.walleij@stericsson.com>
  10 */
  11#include <linux/kernel.h>
  12#include <linux/init.h>
  13#include <linux/mm.h>
  14#include <linux/sched.h>
  15#include <linux/interrupt.h>
  16#include <linux/ioport.h>
  17#include <linux/memblock.h>
  18#include <linux/platform_device.h>
  19#include <linux/io.h>
  20#include <mach/hardware.h>
  21#include <mach/platform.h>
  22#include <asm/mach-types.h>
  23#include <asm/mach/arch.h>
  24#include <asm/memory.h>
  25
  26static void __init u300_reserve(void)
  27{
  28        /*
  29         * U300 - This platform family can share physical memory
  30         * between two ARM cpus, one running Linux and the other
  31         * running another OS.
  32         */
  33#ifdef CONFIG_MACH_U300_SINGLE_RAM
  34#if ((CONFIG_MACH_U300_ACCESS_MEM_SIZE & 1) == 1) && \
  35        CONFIG_MACH_U300_2MB_ALIGNMENT_FIX
  36        memblock_reserve(PHYS_OFFSET, 0x00100000);
  37#endif
  38#endif
  39}
  40
  41static void __init u300_init_machine(void)
  42{
  43        u300_init_devices();
  44}
  45
  46#ifdef CONFIG_MACH_U300_BS2X
  47#define MACH_U300_STRING "Ericsson AB U300 S25/S26/B25/B26 Prototype Board"
  48#endif
  49
  50#ifdef CONFIG_MACH_U300_BS330
  51#define MACH_U300_STRING "Ericsson AB U330 S330/B330 Prototype Board"
  52#endif
  53
  54#ifdef CONFIG_MACH_U300_BS335
  55#define MACH_U300_STRING "Ericsson AB U335 S335/B335 Prototype Board"
  56#endif
  57
  58#ifdef CONFIG_MACH_U300_BS365
  59#define MACH_U300_STRING "Ericsson AB U365 S365/B365 Prototype Board"
  60#endif
  61
  62MACHINE_START(U300, MACH_U300_STRING)
  63        /* Maintainer: Linus Walleij <linus.walleij@stericsson.com> */
  64        .boot_params    = BOOT_PARAMS_OFFSET,
  65        .map_io         = u300_map_io,
  66        .reserve        = u300_reserve,
  67        .init_irq       = u300_init_irq,
  68        .timer          = &u300_timer,
  69        .init_machine   = u300_init_machine,
  70MACHINE_END
  71