93 static int x1205_get_datetime(struct i2c_client *client, struct rtc_time *tm,  in x1205_get_datetime()  argument
102 			.addr = client->addr,  in x1205_get_datetime()
107 			.addr = client->addr,  in x1205_get_datetime()
115 	if (i2c_transfer(client->adapter, &msgs[0], 2) != 2) {  in x1205_get_datetime()
116 		dev_err(&client->dev, "%s: read error\n", __func__);  in x1205_get_datetime()
120 	dev_dbg(&client->dev,  in x1205_get_datetime()
141 	dev_dbg(&client->dev, "%s: tm is secs=%d, mins=%d, hours=%d, "  in x1205_get_datetime()
150 static int x1205_get_status(struct i2c_client *client, unsigned char *sr)  in x1205_get_status()  argument
156 			.addr = client->addr,  in x1205_get_status()
161 			.addr = client->addr,  in x1205_get_status()
169 	if (i2c_transfer(client->adapter, &msgs[0], 2) != 2) {  in x1205_get_status()
170 		dev_err(&client->dev, "%s: read error\n", __func__);  in x1205_get_status()
177 static int x1205_set_datetime(struct i2c_client *client, struct rtc_time *tm,  in x1205_set_datetime()  argument
192 	dev_dbg(&client->dev,  in x1205_set_datetime()
219 	xfer = i2c_master_send(client, wel, 3);  in x1205_set_datetime()
221 		dev_err(&client->dev, "%s: wel - %d\n", __func__, xfer);  in x1205_set_datetime()
225 	xfer = i2c_master_send(client, rwel, 3);  in x1205_set_datetime()
227 		dev_err(&client->dev, "%s: rwel - %d\n", __func__, xfer);  in x1205_set_datetime()
231 	xfer = i2c_master_send(client, rdata, sizeof(rdata));  in x1205_set_datetime()
233 		dev_err(&client->dev,  in x1205_set_datetime()
249 		xfer = i2c_master_send(client, rwel, 3);  in x1205_set_datetime()
251 			dev_err(&client->dev,  in x1205_set_datetime()
261 		xfer = i2c_master_send(client, al0e, 3);  in x1205_set_datetime()
263 			dev_err(&client->dev,  in x1205_set_datetime()
275 	xfer = i2c_master_send(client, diswe, 3);  in x1205_set_datetime()
277 		dev_err(&client->dev, "%s: diswe - %d\n", __func__, xfer);  in x1205_set_datetime()
284 static int x1205_fix_osc(struct i2c_client *client)  in x1205_fix_osc()  argument
291 	err = x1205_set_datetime(client, &tm, X1205_CCR_BASE, 0);  in x1205_fix_osc()
293 		dev_err(&client->dev, "unable to restart the oscillator\n");  in x1205_fix_osc()
298 static int x1205_get_dtrim(struct i2c_client *client, int *trim)  in x1205_get_dtrim()  argument
305 			.addr = client->addr,  in x1205_get_dtrim()
310 			.addr = client->addr,  in x1205_get_dtrim()
318 	if (i2c_transfer(client->adapter, &msgs[0], 2) != 2) {  in x1205_get_dtrim()
319 		dev_err(&client->dev, "%s: read error\n", __func__);  in x1205_get_dtrim()
323 	dev_dbg(&client->dev, "%s: raw dtr=%x\n", __func__, dtr);  in x1205_get_dtrim()
339 static int x1205_get_atrim(struct i2c_client *client, int *trim)  in x1205_get_atrim()  argument
346 			.addr = client->addr,  in x1205_get_atrim()
351 			.addr = client->addr,  in x1205_get_atrim()
359 	if (i2c_transfer(client->adapter, &msgs[0], 2) != 2) {  in x1205_get_atrim()
360 		dev_err(&client->dev, "%s: read error\n", __func__);  in x1205_get_atrim()
364 	dev_dbg(&client->dev, "%s: raw atr=%x\n", __func__, atr);  in x1205_get_atrim()
372 	dev_dbg(&client->dev, "%s: raw atr=%x (%d)\n", __func__, atr, atr);  in x1205_get_atrim()
376 	dev_dbg(&client->dev, "%s: real=%d\n", __func__, *trim);  in x1205_get_atrim()
385 static int x1205_validate_client(struct i2c_client *client)  in x1205_validate_client()  argument
423 				.addr = client->addr,  in x1205_validate_client()
428 				.addr = client->addr,  in x1205_validate_client()
435 		xfer = i2c_transfer(client->adapter, msgs, 2);  in x1205_validate_client()
437 			dev_err(&client->dev,  in x1205_validate_client()
445 			dev_err(&client->dev,  in x1205_validate_client()
461 				.addr = client->addr,  in x1205_validate_client()
466 				.addr = client->addr,  in x1205_validate_client()
473 		xfer = i2c_transfer(client->adapter, msgs, 2);  in x1205_validate_client()
475 			dev_err(&client->dev,  in x1205_validate_client()
486 			dev_dbg(&client->dev,  in x1205_validate_client()
503 	struct i2c_client *client = to_i2c_client(dev);  in x1205_rtc_read_alarm()  local
506 			.addr = client->addr,  in x1205_rtc_read_alarm()
512 			.addr = client->addr,  in x1205_rtc_read_alarm()
520 	if (i2c_transfer(client->adapter, &msgs[0], 2) != 2) {  in x1205_rtc_read_alarm()
521 		dev_err(&client->dev, "%s: read error\n", __func__);  in x1205_rtc_read_alarm()
524 	err = x1205_get_status(client, &status);  in x1205_rtc_read_alarm()
528 		err = x1205_get_datetime(client, &alrm->time, X1205_ALM0_BASE);  in x1205_rtc_read_alarm()
622 static int x1205_probe(struct i2c_client *client,  in x1205_probe()  argument
629 	dev_dbg(&client->dev, "%s\n", __func__);  in x1205_probe()
631 	if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C))  in x1205_probe()
634 	if (x1205_validate_client(client) < 0)  in x1205_probe()
637 	dev_info(&client->dev, "chip found, driver version " DRV_VERSION "\n");  in x1205_probe()
639 	rtc = devm_rtc_device_register(&client->dev, x1205_driver.driver.name,  in x1205_probe()
645 	i2c_set_clientdata(client, rtc);  in x1205_probe()
648 	err = x1205_get_status(client, &sr);  in x1205_probe()
651 			dev_err(&client->dev,  in x1205_probe()
655 			x1205_fix_osc(client);  in x1205_probe()
658 		dev_err(&client->dev, "couldn't read status\n");  in x1205_probe()
661 	err = x1205_sysfs_register(&client->dev);  in x1205_probe()
663 		dev_err(&client->dev, "Unable to create sysfs entries\n");  in x1205_probe()
668 static int x1205_remove(struct i2c_client *client)  in x1205_remove()  argument
670 	x1205_sysfs_unregister(&client->dev);  in x1205_remove()