linux-imx

/*

 * TI LP8788 MFD - core interface

 *

 * Copyright 2012 Texas Instruments

 *

 * Author: Milo(Woogyom) Kim <milo.kim@ti.com>

 *

 * 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/err.h>

#include <linux/i2c.h>

#include <linux/mfd/core.h>

#include <linux/mfd/lp8788.h>

#include <linux/module.h>

#include <linux/slab.h>

​

#define MAX_LP8788_REGISTERS        0xA2

​

#define MFD_DEV_SIMPLE(_name)                   \

{                               \

    .name = LP8788_DEV_##_name,             \

}

​

#define MFD_DEV_WITH_ID(_name, _id)             \

{                               \

    .name = LP8788_DEV_##_name,             \

    .id = _id,                      \

}

​

#define MFD_DEV_WITH_RESOURCE(_name, _resource, num_resource)   \

{                               \

    .name = LP8788_DEV_##_name,             \

    .resources = _resource,                 \

    .num_resources = num_resource,              \

}

​

static struct resource chg_irqs[] = {

    /* Charger Interrupts */

    {

        .start = LP8788_INT_CHG_INPUT_STATE,

        .end   = LP8788_INT_PRECHG_TIMEOUT,

        .name  = LP8788_CHG_IRQ,

        .flags = IORESOURCE_IRQ,

    },

    /* Power Routing Switch Interrupts */

    {

        .start = LP8788_INT_ENTER_SYS_SUPPORT,

        .end   = LP8788_INT_EXIT_SYS_SUPPORT,

        .name  = LP8788_PRSW_IRQ,

        .flags = IORESOURCE_IRQ,

    },

    /* Battery Interrupts */

    {

        .start = LP8788_INT_BATT_LOW,

        .end   = LP8788_INT_NO_BATT,

        .name  = LP8788_BATT_IRQ,

        .flags = IORESOURCE_IRQ,

    },

};

​

static struct resource rtc_irqs[] = {

    {

        .start = LP8788_INT_RTC_ALARM1,

        .end   = LP8788_INT_RTC_ALARM2,

        .name  = LP8788_ALM_IRQ,

        .flags = IORESOURCE_IRQ,

    },

};

​

static const struct mfd_cell lp8788_devs[] = {

    /* 4 bucks */

    MFD_DEV_WITH_ID(BUCK, 1),

    MFD_DEV_WITH_ID(BUCK, 2),

    MFD_DEV_WITH_ID(BUCK, 3),

    MFD_DEV_WITH_ID(BUCK, 4),

​

    /* 12 digital ldos */

    MFD_DEV_WITH_ID(DLDO, 1),

    MFD_DEV_WITH_ID(DLDO, 2),

    MFD_DEV_WITH_ID(DLDO, 3),

    MFD_DEV_WITH_ID(DLDO, 4),

    MFD_DEV_WITH_ID(DLDO, 5),

    MFD_DEV_WITH_ID(DLDO, 6),

    MFD_DEV_WITH_ID(DLDO, 7),

    MFD_DEV_WITH_ID(DLDO, 8),

    MFD_DEV_WITH_ID(DLDO, 9),

    MFD_DEV_WITH_ID(DLDO, 10),

    MFD_DEV_WITH_ID(DLDO, 11),