WSL2-Linux-Kernel/arch/arm/mach-msm/board-sapphire.c

118 строки
2.9 KiB
C

/* linux/arch/arm/mach-msm/board-sapphire.c
* Copyright (C) 2007-2009 HTC Corporation.
* Author: Thomas Tsai <thomas_tsai@htc.com>
*
* This software is licensed under the terms of the GNU General Public
* License version 2, as published by the Free Software Foundation, and
* may be copied, distributed, and modified under those terms.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include <linux/gpio.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/input.h>
#include <linux/interrupt.h>
#include <linux/irq.h>
#include <linux/device.h>
#include <linux/delay.h>
#include <mach/hardware.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/flash.h>
#include <mach/vreg.h>
#include <mach/board.h>
#include <asm/io.h>
#include <asm/delay.h>
#include <asm/setup.h>
#include <linux/mtd/nand.h>
#include <linux/mtd/partitions.h>
#include "gpio_chip.h"
#include "board-sapphire.h"
#include "proc_comm.h"
#include "devices.h"
void msm_init_irq(void);
void msm_init_gpio(void);
static struct platform_device *devices[] __initdata = {
&msm_device_smd,
&msm_device_dmov,
&msm_device_nand,
&msm_device_uart1,
&msm_device_uart3,
};
extern struct sys_timer msm_timer;
static void __init sapphire_init_irq(void)
{
msm_init_irq();
}
static void __init sapphire_init(void)
{
platform_add_devices(devices, ARRAY_SIZE(devices));
}
static struct map_desc sapphire_io_desc[] __initdata = {
{
.virtual = SAPPHIRE_CPLD_BASE,
.pfn = __phys_to_pfn(SAPPHIRE_CPLD_START),
.length = SAPPHIRE_CPLD_SIZE,
.type = MT_DEVICE_NONSHARED
}
};
static void __init sapphire_fixup(struct tag *tags, char **cmdline,
struct meminfo *mi)
{
int smi_sz = parse_tag_smi((const struct tag *)tags);
mi->nr_banks = 1;
mi->bank[0].start = PHYS_OFFSET;
mi->bank[0].node = PHYS_TO_NID(PHYS_OFFSET);
if (smi_sz == 32) {
mi->bank[0].size = (84*1024*1024);
} else if (smi_sz == 64) {
mi->bank[0].size = (101*1024*1024);
} else {
/* Give a default value when not get smi size */
smi_sz = 64;
mi->bank[0].size = (101*1024*1024);
}
}
static void __init sapphire_map_io(void)
{
msm_map_common_io();
iotable_init(sapphire_io_desc, ARRAY_SIZE(sapphire_io_desc));
msm_clock_init();
}
static void __init sapphire_init_late(void)
{
smd_debugfs_init();
}
MACHINE_START(SAPPHIRE, "sapphire")
/* Maintainer: Brian Swetland <swetland@google.com> */
.atag_offset = 0x100,
.fixup = sapphire_fixup,
.map_io = sapphire_map_io,
.init_irq = sapphire_init_irq,
.init_machine = sapphire_init,
.init_late = sapphire_init_late,
.timer = &msm_timer,
MACHINE_END