linux-imx

// SPDX-License-Identifier: GPL-2.0

/*

 * drivers/pcmcia/sa1100_h3600.c

 *

 * PCMCIA implementation routines for H3600

 *

 */

#include <linux/module.h>

#include <linux/kernel.h>

#include <linux/device.h>

#include <linux/interrupt.h>

#include <linux/init.h>

#include <linux/delay.h>

#include <linux/gpio.h>

​

#include <mach/hardware.h>

#include <asm/irq.h>

#include <asm/mach-types.h>

#include <mach/h3xxx.h>

​

#include "sa1100_generic.h"

​

static int h3600_pcmcia_hw_init(struct soc_pcmcia_socket *skt)

{

    int err;

​

    skt->stat[SOC_STAT_CD].name = skt->nr ? "pcmcia1-detect" : "pcmcia0-detect";

    skt->stat[SOC_STAT_RDY].name = skt->nr ? "pcmcia1-ready" : "pcmcia0-ready";

​

    err = soc_pcmcia_request_gpiods(skt);

    if (err)

        return err;

​

    switch (skt->nr) {

    case 0:

        err = gpio_request(H3XXX_EGPIO_OPT_NVRAM_ON, "OPT NVRAM ON");

        if (err)

            goto err01;

        err = gpio_direction_output(H3XXX_EGPIO_OPT_NVRAM_ON, 0);

        if (err)

            goto err03;

        err = gpio_request(H3XXX_EGPIO_OPT_ON, "OPT ON");

        if (err)

            goto err03;

        err = gpio_direction_output(H3XXX_EGPIO_OPT_ON, 0);

        if (err)

            goto err04;

        err = gpio_request(H3XXX_EGPIO_OPT_RESET, "OPT RESET");

        if (err)

            goto err04;

        err = gpio_direction_output(H3XXX_EGPIO_OPT_RESET, 0);

        if (err)

            goto err05;

        err = gpio_request(H3XXX_EGPIO_CARD_RESET, "PCMCIA CARD RESET");

        if (err)

            goto err05;

        err = gpio_direction_output(H3XXX_EGPIO_CARD_RESET, 0);

        if (err)

            goto err06;

        break;

    case 1:

        break;

    }