LXR linux/arch/arm/mach-msm/board-sapphire.c

   1/* linux/arch/arm/mach-msm/board-sapphire.c
   2 * Copyright (C) 2007-2009 HTC Corporation.
   3 * Author: Thomas Tsai <thomas_tsai@htc.com>
   4 *
   5 * This software is licensed under the terms of the GNU General Public
   6 * License version 2, as published by the Free Software Foundation, and
   7 * may be copied, distributed, and modified under those terms.
   8 *
   9 * This program is distributed in the hope that it will be useful,
  10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 * GNU General Public License for more details.
  13*/
  14
  15#include <linux/kernel.h>
  16#include <linux/init.h>
  17#include <linux/platform_device.h>
  18#include <linux/input.h>
  19#include <linux/interrupt.h>
  20#include <linux/irq.h>
  21#include <linux/sysdev.h>
  22
  23#include <linux/delay.h>
  24
  25#include <asm/gpio.h>
  26#include <mach/hardware.h>
  27#include <asm/mach-types.h>
  28#include <asm/mach/arch.h>
  29#include <asm/mach/map.h>
  30#include <asm/mach/flash.h>
  31#include <asm/system.h>
  32#include <mach/system.h>
  33#include <mach/vreg.h>
  34#include <mach/board.h>
  35
  36#include <asm/io.h>
  37#include <asm/delay.h>
  38#include <asm/setup.h>
  39
  40#include <linux/mtd/nand.h>
  41#include <linux/mtd/partitions.h>
  42
  43#include "gpio_chip.h"
  44#include "board-sapphire.h"
  45#include "proc_comm.h"
  46#include "devices.h"
  47
  48void msm_init_irq(void);
  49void msm_init_gpio(void);
  50
  51static struct platform_device *devices[] __initdata = {
  52        &msm_device_smd,
  53        &msm_device_dmov,
  54        &msm_device_nand,
  55        &msm_device_uart1,
  56        &msm_device_uart3,
  57};
  58
  59extern struct sys_timer msm_timer;
  60
  61static void __init sapphire_init_irq(void)
  62{
  63        msm_init_irq();
  64}
  65
  66static void __init sapphire_init(void)
  67{
  68        platform_add_devices(devices, ARRAY_SIZE(devices));
  69}
  70
  71static struct map_desc sapphire_io_desc[] __initdata = {
  72        {
  73                .virtual = SAPPHIRE_CPLD_BASE,
  74                .pfn     = __phys_to_pfn(SAPPHIRE_CPLD_START),
  75                .length  = SAPPHIRE_CPLD_SIZE,
  76                .type    = MT_DEVICE_NONSHARED
  77        }
  78};
  79
  80static void __init sapphire_fixup(struct machine_desc *desc, struct tag *tags,
  81                                  char **cmdline, struct meminfo *mi)
  82{
  83        int smi_sz = parse_tag_smi((const struct tag *)tags);
  84
  85        mi->nr_banks = 1;
  86        mi->bank[0].start = PHYS_OFFSET;
  87        mi->bank[0].node = PHYS_TO_NID(PHYS_OFFSET);
  88        if (smi_sz == 32) {
  89                mi->bank[0].size = (84*1024*1024);
  90        } else if (smi_sz == 64) {
  91                mi->bank[0].size = (101*1024*1024);
  92        } else {
  93                /* Give a default value when not get smi size */
  94                smi_sz = 64;
  95                mi->bank[0].size = (101*1024*1024);
  96        }
  97}
  98
  99static void __init sapphire_map_io(void)
 100{
 101        msm_map_common_io();
 102        iotable_init(sapphire_io_desc, ARRAY_SIZE(sapphire_io_desc));
 103        msm_clock_init();
 104}
 105
 106MACHINE_START(SAPPHIRE, "sapphire")
 107/* Maintainer: Brian Swetland <swetland@google.com> */
 108        .boot_params    = PLAT_PHYS_OFFSET + 0x100,
 109        .fixup          = sapphire_fixup,
 110        .map_io         = sapphire_map_io,
 111        .init_irq       = sapphire_init_irq,
 112        .init_machine   = sapphire_init,
 113        .timer          = &msm_timer,
 114MACHINE_END
 115