linux/drivers/rtc/rtc-m41t94.c

// SPDX-License-Identifier: GPL-2.0-only
/*
 * Driver for ST M41T94 SPI RTC
 *
 * Copyright (C) 2008 Kim B. Heino
 */

#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/platform_device.h>
#include <linux/rtc.h>
#include <linux/spi/spi.h>
#include <linux/bcd.h>

#define M41T94_REG_SECONDS …
#define M41T94_REG_MINUTES …
#define M41T94_REG_HOURS …
#define M41T94_REG_WDAY …
#define M41T94_REG_DAY …
#define M41T94_REG_MONTH …
#define M41T94_REG_YEAR …
#define M41T94_REG_HT …

#define M41T94_BIT_HALT …
#define M41T94_BIT_STOP …
#define M41T94_BIT_CB …
#define M41T94_BIT_CEB …

static int m41t94_set_time(struct device *dev, struct rtc_time *tm)
{ … }

static int m41t94_read_time(struct device *dev, struct rtc_time *tm)
{ … }

static const struct rtc_class_ops m41t94_rtc_ops = …;

static struct spi_driver m41t94_driver;

static int m41t94_probe(struct spi_device *spi)
{ … }

static struct spi_driver m41t94_driver = …;

module_spi_driver(…) …;

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