59 static void cpcap2rtc_time(struct rtc_time *rtc, struct cpcap_time *cpcap)  in cpcap2rtc_time()  argument
67 	rtc_time_to_tm(time, rtc);  in cpcap2rtc_time()
70 static void rtc2cpcap_time(struct cpcap_time *cpcap, struct rtc_time *rtc)  in rtc2cpcap_time()  argument
74 	rtc_tm_to_time(rtc, &time);  in rtc2cpcap_time()
84 	struct cpcap_rtc *rtc = dev_get_drvdata(dev);  in cpcap_rtc_alarm_irq_enable()  local
86 	if (rtc->alarm_enabled == enabled)  in cpcap_rtc_alarm_irq_enable()
90 		enable_irq(rtc->alarm_irq);  in cpcap_rtc_alarm_irq_enable()
92 		disable_irq(rtc->alarm_irq);  in cpcap_rtc_alarm_irq_enable()
94 	rtc->alarm_enabled = !!enabled;  in cpcap_rtc_alarm_irq_enable()
101 	struct cpcap_rtc *rtc;  in cpcap_rtc_read_time()  local
106 	rtc = dev_get_drvdata(dev);  in cpcap_rtc_read_time()
108 	ret = regmap_read(rtc->regmap, CPCAP_REG_TOD2, &temp_tod2);  in cpcap_rtc_read_time()
109 	ret |= regmap_read(rtc->regmap, CPCAP_REG_DAY, &cpcap_tm.day);  in cpcap_rtc_read_time()
110 	ret |= regmap_read(rtc->regmap, CPCAP_REG_TOD1, &cpcap_tm.tod1);  in cpcap_rtc_read_time()
111 	ret |= regmap_read(rtc->regmap, CPCAP_REG_TOD2, &cpcap_tm.tod2);  in cpcap_rtc_read_time()
114 		ret |= regmap_read(rtc->regmap, CPCAP_REG_DAY, &cpcap_tm.day);  in cpcap_rtc_read_time()
128 	struct cpcap_rtc *rtc;  in cpcap_rtc_set_time()  local
132 	rtc = dev_get_drvdata(dev);  in cpcap_rtc_set_time()
136 	if (rtc->alarm_enabled)  in cpcap_rtc_set_time()
137 		disable_irq(rtc->alarm_irq);  in cpcap_rtc_set_time()
138 	if (rtc->update_enabled)  in cpcap_rtc_set_time()
139 		disable_irq(rtc->update_irq);  in cpcap_rtc_set_time()
141 	if (rtc->vendor == CPCAP_VENDOR_ST) {  in cpcap_rtc_set_time()
145 		ret |= regmap_update_bits(rtc->regmap, CPCAP_REG_TOD1,  in cpcap_rtc_set_time()
147 		ret |= regmap_update_bits(rtc->regmap, CPCAP_REG_TOD2,  in cpcap_rtc_set_time()
149 		ret |= regmap_update_bits(rtc->regmap, CPCAP_REG_DAY,  in cpcap_rtc_set_time()
159 		ret |= regmap_update_bits(rtc->regmap, CPCAP_REG_TOD1,  in cpcap_rtc_set_time()
161 		ret |= regmap_update_bits(rtc->regmap, CPCAP_REG_DAY,  in cpcap_rtc_set_time()
163 		ret |= regmap_update_bits(rtc->regmap, CPCAP_REG_TOD2,  in cpcap_rtc_set_time()
165 		ret |= regmap_update_bits(rtc->regmap, CPCAP_REG_TOD1,  in cpcap_rtc_set_time()
169 	if (rtc->update_enabled)  in cpcap_rtc_set_time()
170 		enable_irq(rtc->update_irq);  in cpcap_rtc_set_time()
171 	if (rtc->alarm_enabled)  in cpcap_rtc_set_time()
172 		enable_irq(rtc->alarm_irq);  in cpcap_rtc_set_time()
179 	struct cpcap_rtc *rtc;  in cpcap_rtc_read_alarm()  local
183 	rtc = dev_get_drvdata(dev);  in cpcap_rtc_read_alarm()
185 	alrm->enabled = rtc->alarm_enabled;  in cpcap_rtc_read_alarm()
187 	ret = regmap_read(rtc->regmap, CPCAP_REG_DAYA, &cpcap_tm.day);  in cpcap_rtc_read_alarm()
188 	ret |= regmap_read(rtc->regmap, CPCAP_REG_TODA2, &cpcap_tm.tod2);  in cpcap_rtc_read_alarm()
189 	ret |= regmap_read(rtc->regmap, CPCAP_REG_TODA1, &cpcap_tm.tod1);  in cpcap_rtc_read_alarm()
202 	struct cpcap_rtc *rtc;  in cpcap_rtc_set_alarm()  local
206 	rtc = dev_get_drvdata(dev);  in cpcap_rtc_set_alarm()
210 	if (rtc->alarm_enabled)  in cpcap_rtc_set_alarm()
211 		disable_irq(rtc->alarm_irq);  in cpcap_rtc_set_alarm()
213 	ret = regmap_update_bits(rtc->regmap, CPCAP_REG_DAYA, DAY_MASK,  in cpcap_rtc_set_alarm()
215 	ret |= regmap_update_bits(rtc->regmap, CPCAP_REG_TODA2, TOD2_MASK,  in cpcap_rtc_set_alarm()
217 	ret |= regmap_update_bits(rtc->regmap, CPCAP_REG_TODA1, TOD1_MASK,  in cpcap_rtc_set_alarm()
221 		enable_irq(rtc->alarm_irq);  in cpcap_rtc_set_alarm()
222 		rtc->alarm_enabled = true;  in cpcap_rtc_set_alarm()
238 	struct cpcap_rtc *rtc = data;  in cpcap_rtc_alarm_irq()  local
240 	rtc_update_irq(rtc->rtc_dev, 1, RTC_AF | RTC_IRQF);  in cpcap_rtc_alarm_irq()
246 	struct cpcap_rtc *rtc = data;  in cpcap_rtc_update_irq()  local
248 	rtc_update_irq(rtc->rtc_dev, 1, RTC_UF | RTC_IRQF);  in cpcap_rtc_update_irq()
255 	struct cpcap_rtc *rtc;  in cpcap_rtc_probe()  local
258 	rtc = devm_kzalloc(dev, sizeof(*rtc), GFP_KERNEL);  in cpcap_rtc_probe()
259 	if (!rtc)  in cpcap_rtc_probe()
262 	rtc->regmap = dev_get_regmap(dev->parent, NULL);  in cpcap_rtc_probe()
263 	if (!rtc->regmap)  in cpcap_rtc_probe()
266 	platform_set_drvdata(pdev, rtc);  in cpcap_rtc_probe()
267 	rtc->rtc_dev = devm_rtc_device_register(dev, "cpcap_rtc",  in cpcap_rtc_probe()
270 	if (IS_ERR(rtc->rtc_dev))  in cpcap_rtc_probe()
271 		return PTR_ERR(rtc->rtc_dev);  in cpcap_rtc_probe()
273 	err = cpcap_get_vendor(dev, rtc->regmap, &rtc->vendor);  in cpcap_rtc_probe()
277 	rtc->alarm_irq = platform_get_irq(pdev, 0);  in cpcap_rtc_probe()
278 	err = devm_request_threaded_irq(dev, rtc->alarm_irq, NULL,  in cpcap_rtc_probe()
280 					"rtc_alarm", rtc);  in cpcap_rtc_probe()
285 	disable_irq(rtc->alarm_irq);  in cpcap_rtc_probe()
293 	rtc->update_irq = platform_get_irq(pdev, 1);  in cpcap_rtc_probe()
294 	err = devm_request_threaded_irq(dev, rtc->update_irq, NULL,  in cpcap_rtc_probe()
296 					"rtc_1hz", rtc);  in cpcap_rtc_probe()
301 	disable_irq(rtc->update_irq);  in cpcap_rtc_probe()