linux/drivers/rtc/rtc-max8998.c

// SPDX-License-Identifier: GPL-2.0+
//
// RTC driver for Maxim MAX8998
//
// Copyright (C) 2010 Samsung Electronics Co.Ltd
// Author: Minkyu Kang <[email protected]>
// Author: Joonyoung Shim <[email protected]>

#include <linux/module.h>
#include <linux/i2c.h>
#include <linux/slab.h>
#include <linux/bcd.h>
#include <linux/irqdomain.h>
#include <linux/rtc.h>
#include <linux/platform_device.h>
#include <linux/mfd/max8998.h>
#include <linux/mfd/max8998-private.h>
#include <linux/delay.h>

#define MAX8998_RTC_SEC …
#define MAX8998_RTC_MIN …
#define MAX8998_RTC_HOUR …
#define MAX8998_RTC_WEEKDAY …
#define MAX8998_RTC_DATE …
#define MAX8998_RTC_MONTH …
#define MAX8998_RTC_YEAR1 …
#define MAX8998_RTC_YEAR2 …
#define MAX8998_ALARM0_SEC …
#define MAX8998_ALARM0_MIN …
#define MAX8998_ALARM0_HOUR …
#define MAX8998_ALARM0_WEEKDAY …
#define MAX8998_ALARM0_DATE …
#define MAX8998_ALARM0_MONTH …
#define MAX8998_ALARM0_YEAR1 …
#define MAX8998_ALARM0_YEAR2 …
#define MAX8998_ALARM1_SEC …
#define MAX8998_ALARM1_MIN …
#define MAX8998_ALARM1_HOUR …
#define MAX8998_ALARM1_WEEKDAY …
#define MAX8998_ALARM1_DATE …
#define MAX8998_ALARM1_MONTH …
#define MAX8998_ALARM1_YEAR1 …
#define MAX8998_ALARM1_YEAR2 …
#define MAX8998_ALARM0_CONF …
#define MAX8998_ALARM1_CONF …
#define MAX8998_RTC_STATUS …
#define MAX8998_WTSR_SMPL_CNTL …
#define MAX8998_TEST …

#define HOUR_12 …
#define HOUR_PM …
#define ALARM0_STATUS …
#define ALARM1_STATUS …

enum { … };

struct max8998_rtc_info { … };

static void max8998_data_to_tm(u8 *data, struct rtc_time *tm)
{ … }

static void max8998_tm_to_data(struct rtc_time *tm, u8 *data)
{ … }

static int max8998_rtc_read_time(struct device *dev, struct rtc_time *tm)
{ … }

static int max8998_rtc_set_time(struct device *dev, struct rtc_time *tm)
{ … }

static int max8998_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alrm)
{ … }

static int max8998_rtc_stop_alarm(struct max8998_rtc_info *info)
{ … }

static int max8998_rtc_start_alarm(struct max8998_rtc_info *info)
{ … }

static int max8998_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alrm)
{ … }

static int max8998_rtc_alarm_irq_enable(struct device *dev,
					unsigned int enabled)
{ … }

static irqreturn_t max8998_rtc_alarm_irq(int irq, void *data)
{ … }

static const struct rtc_class_ops max8998_rtc_ops = …;

static int max8998_rtc_probe(struct platform_device *pdev)
{ … }

static const struct platform_device_id max8998_rtc_id[] = …;
MODULE_DEVICE_TABLE(platform, max8998_rtc_id);

static struct platform_driver max8998_rtc_driver = …;

module_platform_driver(…) …;

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