linux-imx

// SPDX-License-Identifier: GPL-2.0

/*

 * PCMCIA driver for SL811HS (as found in REX-CFU1U)

 * Filename: sl811_cs.c

 * Author:   Yukio Yamamoto

 *

 *  Port to sl811-hcd and 2.6.x by

 *    Botond Botyanszki <boti@rocketmail.com>

 *    Simon Pickering

 *

 *  Last update: 2005-05-12

 */

​

#include <linux/kernel.h>

#include <linux/module.h>

#include <linux/ptrace.h>

#include <linux/slab.h>

#include <linux/string.h>

#include <linux/timer.h>

#include <linux/ioport.h>

#include <linux/platform_device.h>

​

#include <pcmcia/cistpl.h>

#include <pcmcia/cisreg.h>

#include <pcmcia/ds.h>

​

#include <linux/usb/sl811.h>

​

MODULE_AUTHOR("Botond Botyanszki");

MODULE_DESCRIPTION("REX-CFU1U PCMCIA driver for 2.6");

MODULE_LICENSE("GPL");

​

​

/*====================================================================*/

/* MACROS                                                             */

/*====================================================================*/

​

#define INFO(args...) printk(KERN_INFO "sl811_cs: " args)

​

/*====================================================================*/

/* VARIABLES                                                          */

/*====================================================================*/

​

typedef struct local_info_t {

    struct pcmcia_device    *p_dev;

} local_info_t;

​

static void sl811_cs_release(struct pcmcia_device * link);

​

/*====================================================================*/

​

static void release_platform_dev(struct device * dev)

{

    dev_dbg(dev, "sl811_cs platform_dev release\n");

    dev->parent = NULL;

}

​

static struct sl811_platform_data platform_data = {

    .potpg      = 100,

    .power      = 50,       /* == 100mA */

    // .reset   = ... FIXME:  invoke CF reset on the card

};

​

static struct resource resources[] = {

    [0] = {

        .flags  = IORESOURCE_IRQ,

    },

    [1] = {

        // .name   = "address",

        .flags  = IORESOURCE_IO,

    },

    [2] = {

        // .name   = "data",

        .flags  = IORESOURCE_IO,

    },

};

​

extern struct platform_driver sl811h_driver;

​

static struct platform_device platform_dev = {

    .id         = -1,

    .dev = {

        .platform_data = &platform_data,

        .release       = release_platform_dev,

    },

    .resource       = resources,

    .num_resources      = ARRAY_SIZE(resources),

};

​

static int sl811_hc_init(struct device *parent, resource_size_t base_addr,

             int irq)

{