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saar.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

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