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

   1/* linux/arch/arm/mach-msm/board-trout.c
   2 *
   3 * Copyright (C) 2009 Google, Inc.
   4 * Author: Brian Swetland <swetland@google.com>
   5 *
   6 * This software is licensed under the terms of the GNU General Public
   7 * License version 2, as published by the Free Software Foundation, and
   8 * may be copied, distributed, and modified under those terms.
   9 *
  10 * This program is distributed in the hope that it will be useful,
  11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 * GNU General Public License for more details.
  14 *
  15 */
  16
  17#include <linux/kernel.h>
  18#include <linux/init.h>
  19#include <linux/platform_device.h>
  20#include <linux/clkdev.h>
  21
  22#include <asm/system_info.h>
  23#include <asm/mach-types.h>
  24#include <asm/mach/arch.h>
  25#include <asm/mach/map.h>
  26#include <asm/setup.h>
  27
  28#include <mach/hardware.h>
  29#include <mach/msm_iomap.h>
  30
  31#include "devices.h"
  32#include "board-trout.h"
  33#include "common.h"
  34
  35extern int trout_init_mmc(unsigned int);
  36
  37static struct platform_device *devices[] __initdata = {
  38        &msm_clock_7x01a,
  39        &msm_device_gpio_7201,
  40        &msm_device_uart3,
  41        &msm_device_smd,
  42        &msm_device_nand,
  43        &msm_device_hsusb,
  44        &msm_device_i2c,
  45};
  46
  47static void __init trout_init_early(void)
  48{
  49        arch_ioremap_caller = __msm_ioremap_caller;
  50}
  51
  52static void __init trout_init_irq(void)
  53{
  54        msm_init_irq();
  55}
  56
  57static void __init trout_fixup(struct tag *tags, char **cmdline,
  58                               struct meminfo *mi)
  59{
  60        mi->nr_banks = 1;
  61        mi->bank[0].start = PHYS_OFFSET;
  62        mi->bank[0].size = (101*1024*1024);
  63}
  64
  65static void __init trout_init(void)
  66{
  67        int rc;
  68
  69        platform_add_devices(devices, ARRAY_SIZE(devices));
  70
  71#ifdef CONFIG_MMC
  72        rc = trout_init_mmc(system_rev);
  73        if (rc)
  74                printk(KERN_CRIT "%s: MMC init failure (%d)\n", __func__, rc);
  75#endif
  76
  77}
  78
  79static struct map_desc trout_io_desc[] __initdata = {
  80        {
  81                .virtual = TROUT_CPLD_BASE,
  82                .pfn     = __phys_to_pfn(TROUT_CPLD_START),
  83                .length  = TROUT_CPLD_SIZE,
  84                .type    = MT_DEVICE_NONSHARED
  85        }
  86};
  87
  88static void __init trout_map_io(void)
  89{
  90        msm_map_common_io();
  91        iotable_init(trout_io_desc, ARRAY_SIZE(trout_io_desc));
  92
  93#ifdef CONFIG_MSM_DEBUG_UART3
  94        /* route UART3 to the "H2W" extended usb connector */
  95        writeb(0x80, TROUT_CPLD_BASE + 0x00);
  96#endif
  97}
  98
  99static void __init trout_init_late(void)
 100{
 101        smd_debugfs_init();
 102}
 103
 104MACHINE_START(TROUT, "HTC Dream")
 105        .atag_offset    = 0x100,
 106        .fixup          = trout_fixup,
 107        .map_io         = trout_map_io,
 108        .init_early     = trout_init_early,
 109        .init_irq       = trout_init_irq,
 110        .init_machine   = trout_init,
 111        .init_late      = trout_init_late,
 112        .init_time      = msm7x01_timer_init,
 113MACHINE_END
 114