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ARM: OMAP3: Add basic board support for OMAP LDP

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This adds minimal board support for the OMAP3430 LDP development platform.

Signed-off-by: Nishant Kamat <nskamat@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
This commit is contained in:
Nishant Kamat 2008-10-10 11:28:23 +03:00 committed by Tony Lindgren
parent 778e4875fb
commit 492656511b
5 changed files with 131 additions and 0 deletions
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4
arch/arm/mach-omap2/Kconfig
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@ -48,6 +48,10 @@ config MACH_OMAP3_BEAGLE
bool "OMAP3 BEAGLE board"
depends on ARCH_OMAP3 && ARCH_OMAP34XX
config MACH_OMAP_LDP
bool "OMAP3 LDP board"
depends on ARCH_OMAP3 && ARCH_OMAP34XX
config MACH_OVERO
bool "Gumstix Overo board"
depends on ARCH_OMAP3 && ARCH_OMAP34XX

1
arch/arm/mach-omap2/Makefile
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@ -30,5 +30,6 @@ obj-$(CONFIG_MACH_OMAP_H4) += board-h4.o
obj-$(CONFIG_MACH_OMAP_2430SDP) += board-2430sdp.o
obj-$(CONFIG_MACH_OMAP_APOLLON) += board-apollon.o
obj-$(CONFIG_MACH_OMAP3_BEAGLE) += board-omap3beagle.o
obj-$(CONFIG_MACH_OMAP_LDP) += board-ldp.o
obj-$(CONFIG_MACH_OVERO) += board-overo.o

86
arch/arm/mach-omap2/board-ldp.c Normal file
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@ -0,0 +1,86 @@
/*
* linux/arch/arm/mach-omap2/board-ldp.c
*
* Copyright (C) 2008 Texas Instruments Inc.
* Nishant Kamat <nskamat@ti.com>
*
* Modified from mach-omap2/board-3430sdp.c
*
* 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.
*/
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/delay.h>
#include <linux/input.h>
#include <linux/workqueue.h>
#include <linux/err.h>
#include <linux/clk.h>
#include <linux/spi/spi.h>
#include <linux/spi/ads7846.h>
#include <mach/hardware.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <mach/board-ldp.h>
#include <mach/mcspi.h>
#include <mach/gpio.h>
#include <mach/board.h>
#include <mach/common.h>
#include <mach/gpmc.h>
#include <asm/io.h>
#include <asm/delay.h>
#include <mach/control.h>
static void __init omap_ldp_init_irq(void)
{
omap2_init_common_hw();
omap_init_irq();
omap_gpio_init();
}
static struct omap_uart_config ldp_uart_config __initdata = {
.enabled_uarts = ((1 << 0) | (1 << 1) | (1 << 2)),
};
static struct omap_board_config_kernel ldp_config[] __initdata = {
{ OMAP_TAG_UART, &ldp_uart_config },
};
static int __init omap_i2c_init(void)
{
omap_register_i2c_bus(1, 2600, NULL, 0);
omap_register_i2c_bus(2, 400, NULL, 0);
omap_register_i2c_bus(3, 400, NULL, 0);
return 0;
}
static void __init omap_ldp_init(void)
{
omap_i2c_init();
omap_board_config = ldp_config;
omap_board_config_size = ARRAY_SIZE(ldp_config);
omap_serial_init();
}
static void __init omap_ldp_map_io(void)
{
omap2_set_globals_343x();
omap2_map_common_io();
}
MACHINE_START(OMAP_LDP, "OMAP LDP board")
.phys_io = 0x48000000,
.io_pg_offst = ((0xd8000000) >> 18) & 0xfffc,
.boot_params = 0x80000100,
.map_io = omap_ldp_map_io,
.init_irq = omap_ldp_init_irq,
.init_machine = omap_ldp_init,
.timer = &omap_timer,
MACHINE_END

36
arch/arm/plat-omap/include/mach/board-ldp.h Normal file
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@ -0,0 +1,36 @@
/*
* arch/arm/plat-omap/include/mach/board-ldp.h
*
* Hardware definitions for TI OMAP3 LDP.
*
* Copyright (C) 2008 Texas Instruments Inc.
*
* 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 SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
* NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* 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.,
* 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __ASM_ARCH_OMAP_LDP_H
#define __ASM_ARCH_OMAP_LDP_H
extern void twl4030_bci_battery_init(void);
#define TWL4030_IRQNUM INT_34XX_SYS_NIRQ
#endif /* __ASM_ARCH_OMAP_LDP_H */

4
arch/arm/plat-omap/include/mach/hardware.h
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@ -326,6 +326,10 @@
#include "board-omap3beagle.h"
#endif
#ifdef CONFIG_MACH_OMAP_LDP
#include "board-ldp.h"
#endif
#ifdef CONFIG_MACH_OMAP_APOLLON
#include "board-apollon.h"
#endif