19 #define rtc_err(rtc, fmt, ...) \  argument
20 		dev_err(rtc->da9052->dev, "%s: " fmt, __func__, ##__VA_ARGS__)
25 	struct rtc_device *rtc;  member
29 static int da9052_rtc_enable_alarm(struct da9052_rtc *rtc, bool enable)  in da9052_rtc_enable_alarm()  argument
33 		ret = da9052_reg_update(rtc->da9052, DA9052_ALARM_Y_REG,  in da9052_rtc_enable_alarm()
37 			rtc_err(rtc, "Failed to enable ALM: %d\n", ret);  in da9052_rtc_enable_alarm()
39 		ret = da9052_reg_update(rtc->da9052, DA9052_ALARM_Y_REG,  in da9052_rtc_enable_alarm()
42 			rtc_err(rtc, "Write error: %d\n", ret);  in da9052_rtc_enable_alarm()
49 	struct da9052_rtc *rtc = data;  in da9052_rtc_irq()  local
51 	rtc_update_irq(rtc->rtc, 1, RTC_IRQF | RTC_AF);  in da9052_rtc_irq()
56 static int da9052_read_alarm(struct da9052_rtc *rtc, struct rtc_time *rtc_tm)  in da9052_read_alarm()  argument
63 	ret = da9052_group_read(rtc->da9052, DA9052_ALARM_MI_REG, 5, &v[0][0]);  in da9052_read_alarm()
65 		rtc_err(rtc, "Failed to group read ALM: %d\n", ret);  in da9052_read_alarm()
70 		ret = da9052_group_read(rtc->da9052,  in da9052_read_alarm()
73 			rtc_err(rtc, "Failed to group read ALM: %d\n", ret);  in da9052_read_alarm()
94 	rtc_err(rtc, "Timed out reading alarm time\n");  in da9052_read_alarm()
99 static int da9052_set_alarm(struct da9052_rtc *rtc, struct rtc_time *rtc_tm)  in da9052_set_alarm()  argument
101 	struct da9052 *da9052 = rtc->da9052;  in da9052_set_alarm()
122 		rtc_err(rtc, "Failed to write ALRM MIN: %d\n", ret);  in da9052_set_alarm()
137 		rtc_err(rtc, "Failed to write ALRM YEAR: %d\n", ret);  in da9052_set_alarm()
142 static int da9052_rtc_get_alarm_status(struct da9052_rtc *rtc)  in da9052_rtc_get_alarm_status()  argument
146 	ret = da9052_reg_read(rtc->da9052, DA9052_ALARM_Y_REG);  in da9052_rtc_get_alarm_status()
148 		rtc_err(rtc, "Failed to read ALM: %d\n", ret);  in da9052_rtc_get_alarm_status()
157 	struct da9052_rtc *rtc = dev_get_drvdata(dev);  in da9052_rtc_read_time()  local
163 	ret = da9052_group_read(rtc->da9052, DA9052_COUNT_S_REG, 6, &v[0][0]);  in da9052_rtc_read_time()
165 		rtc_err(rtc, "Failed to read RTC time : %d\n", ret);  in da9052_rtc_read_time()
170 		ret = da9052_group_read(rtc->da9052,  in da9052_rtc_read_time()
173 			rtc_err(rtc, "Failed to read RTC time : %d\n", ret);  in da9052_rtc_read_time()
193 	rtc_err(rtc, "Timed out reading time\n");  in da9052_rtc_read_time()
200 	struct da9052_rtc *rtc;  in da9052_rtc_set_time()  local
208 	rtc = dev_get_drvdata(dev);  in da9052_rtc_set_time()
217 	ret = da9052_group_write(rtc->da9052, DA9052_COUNT_S_REG, 6, v);  in da9052_rtc_set_time()
219 		rtc_err(rtc, "failed to set RTC time: %d\n", ret);  in da9052_rtc_set_time()
227 	struct da9052_rtc *rtc = dev_get_drvdata(dev);  in da9052_rtc_read_alarm()  local
229 	ret = da9052_read_alarm(rtc, tm);  in da9052_rtc_read_alarm()
231 		rtc_err(rtc, "failed to read RTC alarm: %d\n", ret);  in da9052_rtc_read_alarm()
235 	alrm->enabled = da9052_rtc_get_alarm_status(rtc);  in da9052_rtc_read_alarm()
243 	struct da9052_rtc *rtc = dev_get_drvdata(dev);  in da9052_rtc_set_alarm()  local
249 	ret = da9052_rtc_enable_alarm(rtc, 0);  in da9052_rtc_set_alarm()
253 	ret = da9052_set_alarm(rtc, tm);  in da9052_rtc_set_alarm()
257 	ret = da9052_rtc_enable_alarm(rtc, 1);  in da9052_rtc_set_alarm()
263 	struct da9052_rtc *rtc = dev_get_drvdata(dev);  in da9052_rtc_alarm_irq_enable()  local
265 	return da9052_rtc_enable_alarm(rtc, enabled);  in da9052_rtc_alarm_irq_enable()
278 	struct da9052_rtc *rtc;  in da9052_rtc_probe()  local
281 	rtc = devm_kzalloc(&pdev->dev, sizeof(struct da9052_rtc), GFP_KERNEL);  in da9052_rtc_probe()
282 	if (!rtc)  in da9052_rtc_probe()
285 	rtc->da9052 = dev_get_drvdata(pdev->dev.parent);  in da9052_rtc_probe()
286 	platform_set_drvdata(pdev, rtc);  in da9052_rtc_probe()
288 	ret = da9052_reg_write(rtc->da9052, DA9052_BBAT_CONT_REG, 0xFE);  in da9052_rtc_probe()
290 		rtc_err(rtc,  in da9052_rtc_probe()
295 	ret = da9052_reg_update(rtc->da9052, DA9052_ALARM_Y_REG,  in da9052_rtc_probe()
298 		rtc_err(rtc, "Failed to disable TICKS: %d\n", ret);  in da9052_rtc_probe()
301 	rtc->rtc = devm_rtc_device_register(&pdev->dev, pdev->name,  in da9052_rtc_probe()
304 	if (IS_ERR(rtc->rtc))  in da9052_rtc_probe()
305 		return PTR_ERR(rtc->rtc);  in da9052_rtc_probe()
307 	ret = da9052_request_irq(rtc->da9052, DA9052_IRQ_ALARM, "ALM",  in da9052_rtc_probe()
308 				da9052_rtc_irq, rtc);  in da9052_rtc_probe()
310 		rtc_err(rtc, "irq registration failed: %d\n", ret);  in da9052_rtc_probe()