linux/drivers/rtc/rtc-max8925.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * RTC driver for Maxim MAX8925
 *
 * Copyright (C) 2009-2010 Marvell International Ltd.
 *	Haojian Zhuang <[email protected]>
 */

#include <linux/module.h>
#include <linux/i2c.h>
#include <linux/slab.h>
#include <linux/rtc.h>
#include <linux/platform_device.h>
#include <linux/mfd/max8925.h>

enum { … };

#define MAX8925_RTC_SEC …
#define MAX8925_RTC_MIN …
#define MAX8925_RTC_HOUR …
#define MAX8925_RTC_WEEKDAY …
#define MAX8925_RTC_DATE …
#define MAX8925_RTC_MONTH …
#define MAX8925_RTC_YEAR1 …
#define MAX8925_RTC_YEAR2 …
#define MAX8925_ALARM0_SEC …
#define MAX8925_ALARM0_MIN …
#define MAX8925_ALARM0_HOUR …
#define MAX8925_ALARM0_WEEKDAY …
#define MAX8925_ALARM0_DATE …
#define MAX8925_ALARM0_MON …
#define MAX8925_ALARM0_YEAR1 …
#define MAX8925_ALARM0_YEAR2 …
#define MAX8925_ALARM1_SEC …
#define MAX8925_ALARM1_MIN …
#define MAX8925_ALARM1_HOUR …
#define MAX8925_ALARM1_WEEKDAY …
#define MAX8925_ALARM1_DATE …
#define MAX8925_ALARM1_MON …
#define MAX8925_ALARM1_YEAR1 …
#define MAX8925_ALARM1_YEAR2 …
#define MAX8925_RTC_CNTL …
#define MAX8925_RTC_STATUS …

#define TIME_NUM …
#define ALARM_1SEC …
#define HOUR_12 …
#define HOUR_AM_PM …
#define ALARM0_IRQ …
#define ALARM1_IRQ …
#define ALARM0_STATUS …
#define ALARM1_STATUS …


struct max8925_rtc_info { … };

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

static int tm_calc(struct rtc_time *tm, unsigned char *buf, int len)
{ … }

static int data_calc(unsigned char *buf, struct rtc_time *tm, int len)
{ … }

static int max8925_rtc_read_time(struct device *dev, struct rtc_time *tm)
{ … }

static int max8925_rtc_set_time(struct device *dev, struct rtc_time *tm)
{ … }

static int max8925_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alrm)
{ … }

static int max8925_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alrm)
{ … }

static const struct rtc_class_ops max8925_rtc_ops = …;

static int max8925_rtc_probe(struct platform_device *pdev)
{ … }

#ifdef CONFIG_PM_SLEEP
static int max8925_rtc_suspend(struct device *dev)
{ … }
static int max8925_rtc_resume(struct device *dev)
{ … }
#endif

static SIMPLE_DEV_PM_OPS(max8925_rtc_pm_ops, max8925_rtc_suspend, max8925_rtc_resume);

static struct platform_driver max8925_rtc_driver = …;

module_platform_driver(…) …;

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