forked from Minki/linux
Add basic support for MX31PDK board.
Add basic support to the MX31PDK development board, also known as MX31 3DS or MX31 3-stack board (http://www.freescale.com/imx31pdk). Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com> Signed-off-by: sascha Hauer <s.hauer@pengutronix.de>
This commit is contained in:
Fabio Estevam
Sascha Hauer
parent
3dad21a95b
commit
1553a1ec83
@ -21,5 +21,12 @@ config MACH_MX31LITE
|
||||
Include support for MX31 LITEKIT platform. This includes specific
|
||||
configurations for the board and its peripherals.
|
||||
|
||||
config MACH_MX31_3DS
|
||||
bool "Support MX31PDK (3DS)"
|
||||
default n
|
||||
help
|
||||
Include support for MX31PDK (3DS) platform. This includes specific
|
||||
configurations for the board and its peripherals.
|
||||
|
||||
endmenu
|
||||
|
||||
|
||||
@ -8,3 +8,4 @@ obj-y := mm.o clock.o devices.o iomux.o
|
||||
obj-$(CONFIG_MACH_MX31ADS) += mx31ads.o
|
||||
obj-$(CONFIG_MACH_MX31LITE) += mx31lite.o
|
||||
obj-$(CONFIG_MACH_PCM037) += pcm037.o
|
||||
obj-$(CONFIG_MACH_MX31_3DS) += mx31pdk.o
|
||||
|
||||
115
arch/arm/mach-mx3/mx31pdk.c
Normal file
115
arch/arm/mach-mx3/mx31pdk.c
Normal file
@ -0,0 +1,115 @@
|
||||
/*
|
||||
* 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 inline void mxc_init_imx_uart(void)
|
||||
{
|
||||
mxc_iomux_mode(MX31_PIN_CTS1__CTS1);
|
||||
mxc_iomux_mode(MX31_PIN_RTS1__RTS1);
|
||||
mxc_iomux_mode(MX31_PIN_TXD1__TXD1);
|
||||
mxc_iomux_mode(MX31_PIN_RXD1__RXD1);
|
||||
|
||||
mxc_register_device(&mxc_uart_device0, &uart_pdata);
|
||||
}
|
||||
|
||||
/*!
|
||||
* This structure defines static mappings for the i.MX31PDK board.
|
||||
*/
|
||||
static struct map_desc mx31pdk_io_desc[] __initdata = {
|
||||
{
|
||||
.virtual = AIPS1_BASE_ADDR_VIRT,
|
||||
.pfn = __phys_to_pfn(AIPS1_BASE_ADDR),
|
||||
.length = AIPS1_SIZE,
|
||||
.type = MT_DEVICE_NONSHARED
|
||||
}, {
|
||||
.virtual = AIPS2_BASE_ADDR_VIRT,
|
||||
.pfn = __phys_to_pfn(AIPS2_BASE_ADDR),
|
||||
.length = AIPS2_SIZE,
|
||||
.type = MT_DEVICE_NONSHARED
|
||||
},
|
||||
};
|
||||
|
||||
/*!
|
||||
* Set up static virtual mappings.
|
||||
*/
|
||||
static void __init mx31pdk_map_io(void)
|
||||
{
|
||||
mxc_map_io();
|
||||
iotable_init(mx31pdk_io_desc, ARRAY_SIZE(mx31pdk_io_desc));
|
||||
}
|
||||
|
||||
/*!
|
||||
* Board specific initialization.
|
||||
*/
|
||||
static void __init mxc_board_init(void)
|
||||
{
|
||||
mxc_init_imx_uart();
|
||||
}
|
||||
|
||||
static void __init mx31pdk_timer_init(void)
|
||||
{
|
||||
mxc_clocks_init(26000000);
|
||||
mxc_timer_init("ipg_clk.0");
|
||||
}
|
||||
|
||||
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 = mx31pdk_map_io,
|
||||
.init_irq = mxc_init_irq,
|
||||
.init_machine = mxc_board_init,
|
||||
.timer = &mx31pdk_timer,
|
||||
MACHINE_END
|
||||
19
arch/arm/plat-mxc/include/mach/board-mx31pdk.h
Normal file
19
arch/arm/plat-mxc/include/mach/board-mx31pdk.h
Normal file
@ -0,0 +1,19 @@
|
||||
/*
|
||||
* 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 version 2 as
|
||||
* published by the Free Software Foundation.
|
||||
*/
|
||||
|
||||
#ifndef __ASM_ARCH_MXC_BOARD_MX31PDK_H__
|
||||
#define __ASM_ARCH_MXC_BOARD_MX31PDK_H__
|
||||
|
||||
/* mandatory for CONFIG_LL_DEBUG */
|
||||
|
||||
#define MXC_LL_UART_PADDR UART1_BASE_ADDR
|
||||
#define MXC_LL_UART_VADDR AIPS1_IO_ADDRESS(UART1_BASE_ADDR)
|
||||
|
||||
#endif /* __ASM_ARCH_MXC_BOARD_MX31PDK_H__ */
|
||||
@ -27,6 +27,9 @@
|
||||
#endif
|
||||
#ifdef CONFIG_MACH_PCM038
|
||||
#include <mach/board-pcm038.h>
|
||||
#endif
|
||||
#ifdef CONFIG_MACH_MX31_3DS
|
||||
#include <mach/board-mx31pdk.h>
|
||||
#endif
|
||||
.macro addruart,rx
|
||||
mrc p15, 0, \rx, c1, c0
|
||||
|
||||
Loading…
Reference in New Issue
Block a user