linux-imx

/*

 * Copyright (C) 2017 Spreadtrum Communications Inc.

 *

 * This software is licensed under the terms of the GNU General Public

 * License version 2, as published by the Free Software Foundation, and

 * may be copied, distributed, and modified under those terms.

 *

 * This program is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 * GNU General Public License for more details.

 */

​

#include <linux/interrupt.h>

#include <linux/kernel.h>

#include <linux/module.h>

#include <linux/mfd/core.h>

#include <linux/of_device.h>

#include <linux/regmap.h>

#include <linux/spi/spi.h>

​

#define SPRD_PMIC_INT_MASK_STATUS   0x0

#define SPRD_PMIC_INT_RAW_STATUS    0x4

#define SPRD_PMIC_INT_EN        0x8

​

#define SPRD_SC2731_IRQ_BASE        0x140

#define SPRD_SC2731_IRQ_NUMS        16

​

struct sprd_pmic {

    struct regmap *regmap;

    struct device *dev;

    struct regmap_irq *irqs;

    struct regmap_irq_chip irq_chip;

    struct regmap_irq_chip_data *irq_data;

    int irq;

};

​

struct sprd_pmic_data {

    u32 irq_base;

    u32 num_irqs;

};

​

/*

 * Since different PMICs of SC27xx series can have different interrupt

 * base address and irq number, we should save irq number and irq base

 * in the device data structure.

 */

static const struct sprd_pmic_data sc2731_data = {

    .irq_base = SPRD_SC2731_IRQ_BASE,

    .num_irqs = SPRD_SC2731_IRQ_NUMS,

};

​

static const struct mfd_cell sprd_pmic_devs[] = {

    {

        .name = "sc27xx-wdt",

        .of_compatible = "sprd,sc2731-wdt",

    }, {

        .name = "sc27xx-rtc",

        .of_compatible = "sprd,sc2731-rtc",

    }, {

        .name = "sc27xx-charger",

        .of_compatible = "sprd,sc2731-charger",

    }, {

        .name = "sc27xx-chg-timer",

        .of_compatible = "sprd,sc2731-chg-timer",

    }, {

        .name = "sc27xx-fast-chg",

        .of_compatible = "sprd,sc2731-fast-chg",

    }, {

        .name = "sc27xx-chg-wdt",

        .of_compatible = "sprd,sc2731-chg-wdt",

    }, {

        .name = "sc27xx-typec",

        .of_compatible = "sprd,sc2731-typec",

    }, {

        .name = "sc27xx-flash",

        .of_compatible = "sprd,sc2731-flash",

    }, {

        .name = "sc27xx-eic",

        .of_compatible = "sprd,sc2731-eic",

    }, {

        .name = "sc27xx-efuse",

        .of_compatible = "sprd,sc2731-efuse",

    }, {

        .name = "sc27xx-thermal",

        .of_compatible = "sprd,sc2731-thermal",

    }, {

        .name = "sc27xx-adc",

        .of_compatible = "sprd,sc2731-adc",

    }, {

        .name = "sc27xx-audio-codec",

        .of_compatible = "sprd,sc2731-audio-codec",