OpenCloudOS-Kernel/arch/arm/mach-pxa/saar.c

85 lines
2.1 KiB
C

/*
* linux/arch/arm/mach-pxa/saar.c
*
* Support for the Marvell PXA930 Handheld Platform (aka SAAR)
*
* Copyright (C) 2007-2008 Marvell International Ltd.
*
* 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
* publishhed by the Free Software Foundation.
*/
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/interrupt.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/clk.h>
#include <linux/gpio.h>
#include <linux/smc91x.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <mach/hardware.h>
#include <mach/pxa3xx-regs.h>
#include <mach/mfp-pxa930.h>
#include "devices.h"
#include "generic.h"
/* SAAR MFP configurations */
static mfp_cfg_t saar_mfp_cfg[] __initdata = {
/* Ethernet */
DF_nCS1_nCS3,
GPIO97_GPIO,
};
#define SAAR_ETH_PHYS (0x14000000)
static struct resource smc91x_resources[] = {
[0] = {
.start = (SAAR_ETH_PHYS + 0x300),
.end = (SAAR_ETH_PHYS + 0xfffff),
.flags = IORESOURCE_MEM,
},
[1] = {
.start = gpio_to_irq(mfp_to_gpio(MFP_PIN_GPIO97)),
.end = gpio_to_irq(mfp_to_gpio(MFP_PIN_GPIO97)),
.flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
}
};
static struct smc91x_platdata saar_smc91x_info = {
.flags = SMC91X_USE_16BIT | SMC91X_NOWAIT | SMC91X_USE_DMA,
};
static struct platform_device smc91x_device = {
.name = "smc91x",
.id = 0,
.num_resources = ARRAY_SIZE(smc91x_resources),
.resource = smc91x_resources,
.dev = {
.platform_data = &saar_smc91x_info,
},
};
static void __init saar_init(void)
{
/* initialize MFP configurations */
pxa3xx_mfp_config(ARRAY_AND_SIZE(saar_mfp_cfg));
platform_device_register(&smc91x_device);
}
MACHINE_START(SAAR, "PXA930 Handheld Platform (aka SAAR)")
/* Maintainer: Eric Miao <eric.miao@marvell.com> */
.phys_io = 0x40000000,
.boot_params = 0xa0000100,
.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
.map_io = pxa_map_io,
.init_irq = pxa3xx_init_irq,
.timer = &pxa_timer,
.init_machine = saar_init,
MACHINE_END