mirror of https://gitee.com/openkylin/linux.git
92 lines
2.4 KiB
C
92 lines
2.4 KiB
C
/*
|
|
* Copyright 2008 Freescale Semiconductor, Inc. All Rights Reserved.
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* 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.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
*/
|
|
|
|
#include <linux/types.h>
|
|
#include <linux/init.h>
|
|
#include <linux/clk.h>
|
|
#include <linux/irq.h>
|
|
|
|
#include <mach/hardware.h>
|
|
#include <asm/mach-types.h>
|
|
#include <asm/mach/arch.h>
|
|
#include <asm/mach/time.h>
|
|
#include <asm/memory.h>
|
|
#include <asm/mach/map.h>
|
|
#include <mach/common.h>
|
|
#include <mach/board-mx31pdk.h>
|
|
#include <mach/imx-uart.h>
|
|
#include <mach/iomux-mx3.h>
|
|
#include "devices.h"
|
|
|
|
/*!
|
|
* @file mx31pdk.c
|
|
*
|
|
* @brief This file contains the board-specific initialization routines.
|
|
*
|
|
* @ingroup System
|
|
*/
|
|
|
|
static struct imxuart_platform_data uart_pdata = {
|
|
.flags = IMXUART_HAVE_RTSCTS,
|
|
};
|
|
|
|
static int uart_pins[] = {
|
|
MX31_PIN_CTS1__CTS1,
|
|
MX31_PIN_RTS1__RTS1,
|
|
MX31_PIN_TXD1__TXD1,
|
|
MX31_PIN_RXD1__RXD1
|
|
};
|
|
|
|
static inline void mxc_init_imx_uart(void)
|
|
{
|
|
mxc_iomux_setup_multiple_pins(uart_pins, ARRAY_SIZE(uart_pins), "uart-0");
|
|
mxc_register_device(&mxc_uart_device0, &uart_pdata);
|
|
}
|
|
|
|
/*!
|
|
* Board specific initialization.
|
|
*/
|
|
static void __init mxc_board_init(void)
|
|
{
|
|
mxc_init_imx_uart();
|
|
}
|
|
|
|
static void __init mx31pdk_timer_init(void)
|
|
{
|
|
mx31_clocks_init(26000000);
|
|
}
|
|
|
|
static struct sys_timer mx31pdk_timer = {
|
|
.init = mx31pdk_timer_init,
|
|
};
|
|
|
|
/*
|
|
* The following uses standard kernel macros defined in arch.h in order to
|
|
* initialize __mach_desc_MX31PDK data structure.
|
|
*/
|
|
MACHINE_START(MX31_3DS, "Freescale MX31PDK (3DS)")
|
|
/* Maintainer: Freescale Semiconductor, Inc. */
|
|
.phys_io = AIPS1_BASE_ADDR,
|
|
.io_pg_offst = ((AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc,
|
|
.boot_params = PHYS_OFFSET + 0x100,
|
|
.map_io = mxc_map_io,
|
|
.init_irq = mxc_init_irq,
|
|
.init_machine = mxc_board_init,
|
|
.timer = &mx31pdk_timer,
|
|
MACHINE_END
|