linux/drivers/rtc/rtc-88pm80x.c

// SPDX-License-Identifier: GPL-2.0
/*
 * Real Time Clock driver for Marvell 88PM80x PMIC
 *
 * Copyright (c) 2012 Marvell International Ltd.
 *  Wenzeng Chen<[email protected]>
 *  Qiao Zhou <[email protected]>
 */

#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/slab.h>
#include <linux/regmap.h>
#include <linux/mfd/core.h>
#include <linux/mfd/88pm80x.h>
#include <linux/rtc.h>

#define PM800_RTC_COUNTER1 …
#define PM800_RTC_COUNTER2 …
#define PM800_RTC_COUNTER3 …
#define PM800_RTC_COUNTER4 …
#define PM800_RTC_EXPIRE1_1 …
#define PM800_RTC_EXPIRE1_2 …
#define PM800_RTC_EXPIRE1_3 …
#define PM800_RTC_EXPIRE1_4 …
#define PM800_RTC_TRIM1 …
#define PM800_RTC_TRIM2 …
#define PM800_RTC_TRIM3 …
#define PM800_RTC_TRIM4 …
#define PM800_RTC_EXPIRE2_1 …
#define PM800_RTC_EXPIRE2_2 …
#define PM800_RTC_EXPIRE2_3 …
#define PM800_RTC_EXPIRE2_4 …

#define PM800_POWER_DOWN_LOG1 …
#define PM800_POWER_DOWN_LOG2 …

struct pm80x_rtc_info { … };

static irqreturn_t rtc_update_handler(int irq, void *data)
{ … }

static int pm80x_rtc_alarm_irq_enable(struct device *dev, unsigned int enabled)
{ … }

/*
 * Calculate the next alarm time given the requested alarm time mask
 * and the current time.
 */
static void rtc_next_alarm_time(struct rtc_time *next, struct rtc_time *now,
				struct rtc_time *alrm)
{ … }

static int pm80x_rtc_read_time(struct device *dev, struct rtc_time *tm)
{ … }

static int pm80x_rtc_set_time(struct device *dev, struct rtc_time *tm)
{ … }

static int pm80x_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alrm)
{ … }

static int pm80x_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alrm)
{ … }

static const struct rtc_class_ops pm80x_rtc_ops = …;

#ifdef CONFIG_PM_SLEEP
static int pm80x_rtc_suspend(struct device *dev)
{ … }

static int pm80x_rtc_resume(struct device *dev)
{ … }
#endif

static SIMPLE_DEV_PM_OPS(pm80x_rtc_pm_ops, pm80x_rtc_suspend, pm80x_rtc_resume);

static int pm80x_rtc_probe(struct platform_device *pdev)
{ … }

static void pm80x_rtc_remove(struct platform_device *pdev)
{ … }

static struct platform_driver pm80x_rtc_driver = …;

module_platform_driver(…) …;

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