160 	int ret;  in twl_rtc_read_u8()  local
162 	ret = twl_i2c_read_u8(TWL_MODULE_RTC, data, (twl_rtc->reg_map[reg]));  in twl_rtc_read_u8()
163 	if (ret < 0)  in twl_rtc_read_u8()
164 		pr_err("Could not read TWL register %X - error %d\n", reg, ret);  in twl_rtc_read_u8()
165 	return ret;  in twl_rtc_read_u8()
173 	int ret;  in twl_rtc_write_u8()  local
175 	ret = twl_i2c_write_u8(TWL_MODULE_RTC, data, (twl_rtc->reg_map[reg]));  in twl_rtc_write_u8()
176 	if (ret < 0)  in twl_rtc_write_u8()
178 		       reg, ret);  in twl_rtc_write_u8()
179 	return ret;  in twl_rtc_write_u8()
188 	int ret;  in set_rtc_irq_bit()  local
196 	ret = twl_rtc_write_u8(twl_rtc, val, REG_RTC_INTERRUPTS_REG);  in set_rtc_irq_bit()
197 	if (ret == 0)  in set_rtc_irq_bit()
200 	return ret;  in set_rtc_irq_bit()
209 	int ret;  in mask_rtc_irq_bit()  local
216 	ret = twl_rtc_write_u8(twl_rtc, val, REG_RTC_INTERRUPTS_REG);  in mask_rtc_irq_bit()
217 	if (ret == 0)  in mask_rtc_irq_bit()
220 	return ret;  in mask_rtc_irq_bit()
228 	int ret;  in twl_rtc_alarm_irq_enable()  local
231 		ret = set_rtc_irq_bit(twl_rtc,  in twl_rtc_alarm_irq_enable()
238 		ret = mask_rtc_irq_bit(twl_rtc,  in twl_rtc_alarm_irq_enable()
246 	return ret;  in twl_rtc_alarm_irq_enable()
262 	int ret;  in twl_rtc_read_time()  local
266 	ret = twl_rtc_read_u8(twl_rtc, &save_control, REG_RTC_CTRL_REG);  in twl_rtc_read_time()
267 	if (ret < 0) {  in twl_rtc_read_time()
268 		dev_err(dev, "%s: reading CTRL_REG, error %d\n", __func__, ret);  in twl_rtc_read_time()
269 		return ret;  in twl_rtc_read_time()
275 			ret = twl_rtc_write_u8(twl_rtc, save_control,  in twl_rtc_read_time()
277 			if (ret < 0) {  in twl_rtc_read_time()
279 					__func__, ret);  in twl_rtc_read_time()
280 				return ret;  in twl_rtc_read_time()
292 	ret = twl_rtc_write_u8(twl_rtc, rtc_control, REG_RTC_CTRL_REG);  in twl_rtc_read_time()
293 	if (ret < 0) {  in twl_rtc_read_time()
294 		dev_err(dev, "%s: writing CTRL_REG, error %d\n", __func__, ret);  in twl_rtc_read_time()
295 		return ret;  in twl_rtc_read_time()
298 	ret = twl_i2c_read(TWL_MODULE_RTC, rtc_data,  in twl_rtc_read_time()
301 	if (ret < 0) {  in twl_rtc_read_time()
302 		dev_err(dev, "%s: reading data, error %d\n", __func__, ret);  in twl_rtc_read_time()
303 		return ret;  in twl_rtc_read_time()
308 		ret = twl_rtc_write_u8(twl_rtc, save_control, REG_RTC_CTRL_REG);  in twl_rtc_read_time()
309 		if (ret < 0) {  in twl_rtc_read_time()
311 				__func__, ret);  in twl_rtc_read_time()
312 			return ret;  in twl_rtc_read_time()
323 	return ret;  in twl_rtc_read_time()
331 	int ret;  in twl_rtc_set_time()  local
341 	ret = twl_rtc_read_u8(twl_rtc, &save_control, REG_RTC_CTRL_REG);  in twl_rtc_set_time()
342 	if (ret < 0)  in twl_rtc_set_time()
346 	ret = twl_rtc_write_u8(twl_rtc, save_control, REG_RTC_CTRL_REG);  in twl_rtc_set_time()
347 	if (ret < 0)  in twl_rtc_set_time()
351 	ret = twl_i2c_write(TWL_MODULE_RTC, rtc_data,  in twl_rtc_set_time()
353 	if (ret < 0) {  in twl_rtc_set_time()
354 		dev_err(dev, "rtc_set_time error %d\n", ret);  in twl_rtc_set_time()
360 	ret = twl_rtc_write_u8(twl_rtc, save_control, REG_RTC_CTRL_REG);  in twl_rtc_set_time()
363 	return ret;  in twl_rtc_set_time()
373 	int ret;  in twl_rtc_read_alarm()  local
375 	ret = twl_i2c_read(TWL_MODULE_RTC, rtc_data,  in twl_rtc_read_alarm()
377 	if (ret < 0) {  in twl_rtc_read_alarm()
378 		dev_err(dev, "rtc_read_alarm error %d\n", ret);  in twl_rtc_read_alarm()
379 		return ret;  in twl_rtc_read_alarm()
394 	return ret;  in twl_rtc_read_alarm()
402 	int ret;  in twl_rtc_set_alarm()  local
404 	ret = twl_rtc_alarm_irq_enable(dev, 0);  in twl_rtc_set_alarm()
405 	if (ret)  in twl_rtc_set_alarm()
416 	ret = twl_i2c_write(TWL_MODULE_RTC, alarm_data,  in twl_rtc_set_alarm()
418 	if (ret) {  in twl_rtc_set_alarm()
419 		dev_err(dev, "rtc_set_alarm error %d\n", ret);  in twl_rtc_set_alarm()
424 		ret = twl_rtc_alarm_irq_enable(dev, 1);  in twl_rtc_set_alarm()
426 	return ret;  in twl_rtc_set_alarm()
433 	int ret = IRQ_NONE;  in twl_rtc_interrupt()  local
477 	ret = IRQ_HANDLED;  in twl_rtc_interrupt()
479 	return ret;  in twl_rtc_interrupt()
496 	int ret = -EINVAL;  in twl_rtc_probe()  local
506 		return ret;  in twl_rtc_probe()
523 	ret = twl_rtc_read_u8(twl_rtc, &rd_reg, REG_RTC_STATUS_REG);  in twl_rtc_probe()
524 	if (ret < 0)  in twl_rtc_probe()
525 		return ret;  in twl_rtc_probe()
534 	ret = twl_rtc_write_u8(twl_rtc, rd_reg, REG_RTC_STATUS_REG);  in twl_rtc_probe()
535 	if (ret < 0)  in twl_rtc_probe()
536 		return ret;  in twl_rtc_probe()
546 	ret = twl_rtc_write_u8(twl_rtc, BIT_RTC_CTRL_REG_STOP_RTC_M,  in twl_rtc_probe()
548 	if (ret < 0)  in twl_rtc_probe()
549 		return ret;  in twl_rtc_probe()
552 	ret = twl_rtc_write_u8(twl_rtc, 0, REG_RTC_INTERRUPTS_REG);  in twl_rtc_probe()
553 	if (ret < 0)  in twl_rtc_probe()
557 	ret = twl_rtc_read_u8(twl_rtc, &twl_rtc->rtc_irq_bits,  in twl_rtc_probe()
559 	if (ret < 0)  in twl_rtc_probe()
560 		return ret;  in twl_rtc_probe()
573 	ret = devm_request_threaded_irq(&pdev->dev, irq, NULL,  in twl_rtc_probe()
577 	if (ret < 0) {  in twl_rtc_probe()
579 		return ret;  in twl_rtc_probe()