linux/drivers/mfd/rohm-bd71828.c

// SPDX-License-Identifier: GPL-2.0-only
//
// Copyright (C) 2019 ROHM Semiconductors
//
// ROHM BD71828/BD71815 PMIC driver

#include <linux/gpio_keys.h>
#include <linux/i2c.h>
#include <linux/input.h>
#include <linux/interrupt.h>
#include <linux/ioport.h>
#include <linux/irq.h>
#include <linux/mfd/core.h>
#include <linux/mfd/rohm-bd71815.h>
#include <linux/mfd/rohm-bd71828.h>
#include <linux/mfd/rohm-generic.h>
#include <linux/module.h>
#include <linux/of.h>
#include <linux/regmap.h>
#include <linux/types.h>

static struct gpio_keys_button button = …;

static struct gpio_keys_platform_data bd71828_powerkey_data = …;

static const struct resource bd71815_rtc_irqs[] = …;

static const struct resource bd71828_rtc_irqs[] = …;

static struct resource bd71815_power_irqs[] = …;

static struct mfd_cell bd71815_mfd_cells[] = …;

static struct mfd_cell bd71828_mfd_cells[] = …;

static const struct regmap_range bd71815_volatile_ranges[] = …;

static const struct regmap_range bd71828_volatile_ranges[] = …;

static const struct regmap_access_table bd71815_volatile_regs = …;

static const struct regmap_access_table bd71828_volatile_regs = …;

static const struct regmap_config bd71815_regmap = …;

static const struct regmap_config bd71828_regmap = …;

/*
 * Mapping of main IRQ register bits to sub-IRQ register offsets so that we can
 * access corect sub-IRQ registers based on bits that are set in main IRQ
 * register. BD71815 and BD71828 have same sub-register-block offests.
 */

static unsigned int bit0_offsets[] = …;		/* RTC IRQ */
static unsigned int bit1_offsets[] = …;		/* TEMP IRQ */
static unsigned int bit2_offsets[] = …;	/* BAT MON IRQ */
static unsigned int bit3_offsets[] = …;		/* BAT IRQ */
static unsigned int bit4_offsets[] = …;		/* CHG IRQ */
static unsigned int bit5_offsets[] = …;		/* VSYS IRQ */
static unsigned int bit6_offsets[] = …;		/* DCIN IRQ */
static unsigned int bit7_offsets[] = …;		/* BUCK IRQ */

static struct regmap_irq_sub_irq_map bd718xx_sub_irq_offsets[] = …;

static const struct regmap_irq bd71815_irqs[] = …;

static struct regmap_irq bd71828_irqs[] = …;

static struct regmap_irq_chip bd71828_irq_chip = …;

static struct regmap_irq_chip bd71815_irq_chip = …;

static int set_clk_mode(struct device *dev, struct regmap *regmap,
			int clkmode_reg)
{ … }

static struct i2c_client *bd71828_dev;
static void bd71828_power_off(void)
{ … }

static void bd71828_remove_poweroff(void *data)
{ … }

static int bd71828_i2c_probe(struct i2c_client *i2c)
{ … }

static const struct of_device_id bd71828_of_match[] = …;
MODULE_DEVICE_TABLE(of, bd71828_of_match);

static struct i2c_driver bd71828_drv = …;
module_i2c_driver(…) …;

MODULE_AUTHOR(…) …;
MODULE_DESCRIPTION(…) …;
MODULE_LICENSE(…) …;