linux-imx

/*

 * Sharp SL-C7xx Series PCMCIA routines

 *

 * Copyright (c) 2004-2005 Richard Purdie

 *

 * Based on Sharp's 2.4 kernel patches and pxa2xx_mainstone.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/module.h>

#include <linux/init.h>

#include <linux/kernel.h>

#include <linux/errno.h>

#include <linux/interrupt.h>

#include <linux/platform_device.h>

​

#include <asm/mach-types.h>

#include <mach/hardware.h>

#include <asm/irq.h>

#include <asm/hardware/scoop.h>

​

#include "soc_common.h"

​

#define NO_KEEP_VS 0x0001

#define SCOOP_DEV platform_scoop_config->devs

​

static void sharpsl_pcmcia_init_reset(struct soc_pcmcia_socket *skt)

{

    struct scoop_pcmcia_dev *scoopdev = &SCOOP_DEV[skt->nr];

​

    reset_scoop(scoopdev->dev);

​

    /* Shared power controls need to be handled carefully */

    if (platform_scoop_config->power_ctrl)

        platform_scoop_config->power_ctrl(scoopdev->dev, 0x0000, skt->nr);

    else

        write_scoop_reg(scoopdev->dev, SCOOP_CPR, 0x0000);

​

    scoopdev->keep_vs = NO_KEEP_VS;

    scoopdev->keep_rd = 0;

}

​

static int sharpsl_pcmcia_hw_init(struct soc_pcmcia_socket *skt)

{

    if (SCOOP_DEV[skt->nr].cd_irq >= 0) {

        skt->stat[SOC_STAT_CD].irq = SCOOP_DEV[skt->nr].cd_irq;

        skt->stat[SOC_STAT_CD].name = SCOOP_DEV[skt->nr].cd_irq_str;

    }

​

    skt->socket.pci_irq = SCOOP_DEV[skt->nr].irq;

​

    return 0;

}

​

static void sharpsl_pcmcia_socket_state(struct soc_pcmcia_socket *skt,

                    struct pcmcia_state *state)

{

    unsigned short cpr, csr;

    struct device *scoop = SCOOP_DEV[skt->nr].dev;