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 <mach/memory.h> 23#include <asm/mach-types.h> 24#include <asm/mach/arch.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) && CONFIG_MACH_U300_2MB_ALIGNMENT_FIX 35 memblock_reserve(PHYS_OFFSET, 0x00100000); 36#endif 37#endif 38} 39 40static void __init u300_init_machine(void) 41{ 42 u300_init_devices(); 43} 44 45#ifdef CONFIG_MACH_U300_BS2X 46#define MACH_U300_STRING "Ericsson AB U300 S25/S26/B25/B26 Prototype Board" 47#endif 48 49#ifdef CONFIG_MACH_U300_BS330 50#define MACH_U300_STRING "Ericsson AB U330 S330/B330 Prototype Board" 51#endif 52 53#ifdef CONFIG_MACH_U300_BS335 54#define MACH_U300_STRING "Ericsson AB U335 S335/B335 Prototype Board" 55#endif 56 57#ifdef CONFIG_MACH_U300_BS365 58#define MACH_U300_STRING "Ericsson AB U365 S365/B365 Prototype Board" 59#endif 60 61MACHINE_START(U300, MACH_U300_STRING) 62 /* Maintainer: Linus Walleij <linus.walleij@stericsson.com> */ 63 .phys_io = U300_AHB_PER_PHYS_BASE, 64 .io_pg_offst = ((U300_AHB_PER_VIRT_BASE) >> 18) & 0xfffc, 65 .boot_params = BOOT_PARAMS_OFFSET, 66 .map_io = u300_map_io, 67 .reserve = u300_reserve, 68 .init_irq = u300_init_irq, 69 .timer = &u300_timer, 70 .init_machine = u300_init_machine, 71MACHINE_END 72