linux/drivers/rtc/rtc-max8907.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * RTC driver for Maxim MAX8907
 *
 * Copyright (c) 2011-2012, NVIDIA Corporation.
 *
 * Based on drivers/rtc/rtc-max8925.c,
 * Copyright (C) 2009-2010 Marvell International Ltd.
 */

#include <linux/bcd.h>
#include <linux/mfd/max8907.h>
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/regmap.h>
#include <linux/rtc.h>
#include <linux/slab.h>

enum { … };

#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 max8907_rtc { … };

static irqreturn_t max8907_irq_handler(int irq, void *data)
{ … }

static void regs_to_tm(u8 *regs, struct rtc_time *tm)
{ … }

static void tm_to_regs(struct rtc_time *tm, u8 *regs)
{ … }

static int max8907_rtc_read_time(struct device *dev, struct rtc_time *tm)
{ … }

static int max8907_rtc_set_time(struct device *dev, struct rtc_time *tm)
{ … }

static int max8907_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alrm)
{ … }

static int max8907_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alrm)
{ … }

static const struct rtc_class_ops max8907_rtc_ops = …;

static int max8907_rtc_probe(struct platform_device *pdev)
{ … }

static struct platform_driver max8907_rtc_driver = …;
module_platform_driver(…) …;

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