75 	struct i2c_client *client;  member
82 static int rx8025_read_reg(struct i2c_client *client, int number, u8 *value)  in rx8025_read_reg()  argument
84 	int ret = i2c_smbus_read_byte_data(client, (number << 4) | 0x08);  in rx8025_read_reg()
87 		dev_err(&client->dev, "Unable to read register #%d\n", number);  in rx8025_read_reg()
95 static int rx8025_read_regs(struct i2c_client *client,  in rx8025_read_regs()  argument
98 	int ret = i2c_smbus_read_i2c_block_data(client, (number << 4) | 0x08,  in rx8025_read_regs()
102 		dev_err(&client->dev, "Unable to read registers #%d..#%d\n",  in rx8025_read_regs()
110 static int rx8025_write_reg(struct i2c_client *client, int number, u8 value)  in rx8025_write_reg()  argument
112 	int ret = i2c_smbus_write_byte_data(client, number << 4, value);  in rx8025_write_reg()
115 		dev_err(&client->dev, "Unable to write register #%d\n",  in rx8025_write_reg()
121 static int rx8025_write_regs(struct i2c_client *client,  in rx8025_write_regs()  argument
124 	int ret = i2c_smbus_write_i2c_block_data(client, (number << 4) | 0x08,  in rx8025_write_regs()
128 		dev_err(&client->dev, "Unable to write registers #%d..#%d\n",  in rx8025_write_regs()
136 	struct i2c_client *client = dev_id;  in rx8025_irq()  local
137 	struct rx8025_data *rx8025 = i2c_get_clientdata(client);  in rx8025_irq()
148 	struct i2c_client *client = rx8025->client;  in rx8025_work()  local
154 	if (rx8025_read_reg(client, RX8025_REG_CTRL2, &status))  in rx8025_work()
158 		dev_warn(&client->dev, "Oscillation stop was detected,"  in rx8025_work()
172 		if (rx8025_write_reg(client, RX8025_REG_CTRL1,  in rx8025_work()
181 	rx8025_write_reg(client, RX8025_REG_CTRL2,  in rx8025_work()
186 		enable_irq(client->irq);  in rx8025_work()
197 	err = rx8025_read_regs(rx8025->client, RX8025_REG_SEC, 7, date);  in rx8025_get_time()
261 	return rx8025_write_regs(rx8025->client, RX8025_REG_SEC, 7, date);  in rx8025_set_time()
264 static int rx8025_init_client(struct i2c_client *client, int *need_reset)  in rx8025_init_client()  argument
266 	struct rx8025_data *rx8025 = i2c_get_clientdata(client);  in rx8025_init_client()
271 	err = rx8025_read_regs(rx8025->client, RX8025_REG_CTRL1, 2, ctrl);  in rx8025_init_client()
279 		dev_warn(&client->dev, "power-on reset was detected, "  in rx8025_init_client()
285 		dev_warn(&client->dev, "a power voltage drop was detected, "  in rx8025_init_client()
291 		dev_warn(&client->dev, "Oscillation stop was detected,"  in rx8025_init_client()
297 		dev_warn(&client->dev, "Alarm was detected\n");  in rx8025_init_client()
311 		err = rx8025_write_reg(client, RX8025_REG_CTRL2, ctrl2);  in rx8025_init_client()
321 	struct i2c_client *client = rx8025->client;  in rx8025_read_alarm()  local
325 	if (client->irq <= 0)  in rx8025_read_alarm()
328 	err = rx8025_read_regs(client, RX8025_REG_ALDMIN, 2, ald);  in rx8025_read_alarm()
332 	err = rx8025_read_reg(client, RX8025_REG_CTRL2, &ctrl2);  in rx8025_read_alarm()
365 	struct i2c_client *client = to_i2c_client(dev);  in rx8025_set_alarm()  local
370 	if (client->irq <= 0)  in rx8025_set_alarm()
385 		err = rx8025_write_reg(rx8025->client, RX8025_REG_CTRL1,  in rx8025_set_alarm()
390 	err = rx8025_write_regs(rx8025->client, RX8025_REG_ALDMIN, 2, ald);  in rx8025_set_alarm()
396 		err = rx8025_write_reg(rx8025->client, RX8025_REG_CTRL1,  in rx8025_set_alarm()
419 		err = rx8025_write_reg(rx8025->client, RX8025_REG_CTRL1,  in rx8025_alarm_irq_enable()
454 	struct i2c_client *client = to_i2c_client(dev);  in rx8025_get_clock_adjust()  local
458 	err = rx8025_read_reg(client, RX8025_REG_DIGOFF, &digoff);  in rx8025_get_clock_adjust()
472 	struct i2c_client *client = to_i2c_client(dev);  in rx8025_set_clock_adjust()  local
487 	err = rx8025_write_reg(client, RX8025_REG_DIGOFF, digoff);  in rx8025_set_clock_adjust()
537 static int rx8025_probe(struct i2c_client *client,  in rx8025_probe()  argument
540 	struct i2c_adapter *adapter = to_i2c_adapter(client->dev.parent);  in rx8025_probe()
552 	rx8025 = devm_kzalloc(&client->dev, sizeof(*rx8025), GFP_KERNEL);  in rx8025_probe()
558 	rx8025->client = client;  in rx8025_probe()
559 	i2c_set_clientdata(client, rx8025);  in rx8025_probe()
562 	err = rx8025_init_client(client, &need_reset);  in rx8025_probe()
568 		dev_info(&client->dev,  in rx8025_probe()
571 		rx8025_set_time(&client->dev, &tm);  in rx8025_probe()
574 	rx8025->rtc = devm_rtc_device_register(&client->dev, client->name,  in rx8025_probe()
578 		dev_err(&client->dev, "unable to register the class device\n");  in rx8025_probe()
582 	if (client->irq > 0) {  in rx8025_probe()
583 		dev_info(&client->dev, "IRQ %d supplied\n", client->irq);  in rx8025_probe()
584 		err = request_irq(client->irq, rx8025_irq,  in rx8025_probe()
585 				  0, "rx8025", client);  in rx8025_probe()
587 			dev_err(&client->dev, "unable to request IRQ\n");  in rx8025_probe()
595 	err = rx8025_sysfs_register(&client->dev);  in rx8025_probe()
602 	if (client->irq > 0)  in rx8025_probe()
603 		free_irq(client->irq, client);  in rx8025_probe()
610 static int rx8025_remove(struct i2c_client *client)  in rx8025_remove()  argument
612 	struct rx8025_data *rx8025 = i2c_get_clientdata(client);  in rx8025_remove()
615 	if (client->irq > 0) {  in rx8025_remove()
620 		free_irq(client->irq, client);  in rx8025_remove()
624 	rx8025_sysfs_unregister(&client->dev);  in rx8025_remove()