24 #define rtc_err(rtc, fmt, ...) \  argument
25 		dev_err(rtc->da9052->dev, "%s: " fmt, __func__, ##__VA_ARGS__)
30 	struct rtc_device *rtc;  member
34 static int da9052_rtc_enable_alarm(struct da9052_rtc *rtc, bool enable)  in da9052_rtc_enable_alarm()  argument
38 		ret = da9052_reg_update(rtc->da9052, DA9052_ALARM_Y_REG,  in da9052_rtc_enable_alarm()
42 			rtc_err(rtc, "Failed to enable ALM: %d\n", ret);  in da9052_rtc_enable_alarm()
44 		ret = da9052_reg_update(rtc->da9052, DA9052_ALARM_Y_REG,  in da9052_rtc_enable_alarm()
47 			rtc_err(rtc, "Write error: %d\n", ret);  in da9052_rtc_enable_alarm()
54 	struct da9052_rtc *rtc = data;  in da9052_rtc_irq()  local
56 	rtc_update_irq(rtc->rtc, 1, RTC_IRQF | RTC_AF);  in da9052_rtc_irq()
61 static int da9052_read_alarm(struct da9052_rtc *rtc, struct rtc_time *rtc_tm)  in da9052_read_alarm()  argument
68 	ret = da9052_group_read(rtc->da9052, DA9052_ALARM_MI_REG, 5, &v[0][0]);  in da9052_read_alarm()
70 		rtc_err(rtc, "Failed to group read ALM: %d\n", ret);  in da9052_read_alarm()
75 		ret = da9052_group_read(rtc->da9052,  in da9052_read_alarm()
78 			rtc_err(rtc, "Failed to group read ALM: %d\n", ret);  in da9052_read_alarm()
98 	rtc_err(rtc, "Timed out reading alarm time\n");  in da9052_read_alarm()
103 static int da9052_set_alarm(struct da9052_rtc *rtc, struct rtc_time *rtc_tm)  in da9052_set_alarm()  argument
105 	struct da9052 *da9052 = rtc->da9052;  in da9052_set_alarm()
126 		rtc_err(rtc, "Failed to write ALRM MIN: %d\n", ret);  in da9052_set_alarm()
141 		rtc_err(rtc, "Failed to write ALRM YEAR: %d\n", ret);  in da9052_set_alarm()
146 static int da9052_rtc_get_alarm_status(struct da9052_rtc *rtc)  in da9052_rtc_get_alarm_status()  argument
150 	ret = da9052_reg_read(rtc->da9052, DA9052_ALARM_Y_REG);  in da9052_rtc_get_alarm_status()
152 		rtc_err(rtc, "Failed to read ALM: %d\n", ret);  in da9052_rtc_get_alarm_status()
161 	struct da9052_rtc *rtc = dev_get_drvdata(dev);  in da9052_rtc_read_time()  local
167 	ret = da9052_group_read(rtc->da9052, DA9052_COUNT_S_REG, 6, &v[0][0]);  in da9052_rtc_read_time()
169 		rtc_err(rtc, "Failed to read RTC time : %d\n", ret);  in da9052_rtc_read_time()
174 		ret = da9052_group_read(rtc->da9052,  in da9052_rtc_read_time()
177 			rtc_err(rtc, "Failed to read RTC time : %d\n", ret);  in da9052_rtc_read_time()
198 	rtc_err(rtc, "Timed out reading time\n");  in da9052_rtc_read_time()
205 	struct da9052_rtc *rtc;  in da9052_rtc_set_time()  local
213 	rtc = dev_get_drvdata(dev);  in da9052_rtc_set_time()
222 	ret = da9052_group_write(rtc->da9052, DA9052_COUNT_S_REG, 6, v);  in da9052_rtc_set_time()
224 		rtc_err(rtc, "failed to set RTC time: %d\n", ret);  in da9052_rtc_set_time()
232 	struct da9052_rtc *rtc = dev_get_drvdata(dev);  in da9052_rtc_read_alarm()  local
234 	ret = da9052_read_alarm(rtc, tm);  in da9052_rtc_read_alarm()
236 		rtc_err(rtc, "failed to read RTC alarm: %d\n", ret);  in da9052_rtc_read_alarm()
240 	alrm->enabled = da9052_rtc_get_alarm_status(rtc);  in da9052_rtc_read_alarm()
248 	struct da9052_rtc *rtc = dev_get_drvdata(dev);  in da9052_rtc_set_alarm()  local
254 	ret = da9052_rtc_enable_alarm(rtc, 0);  in da9052_rtc_set_alarm()
258 	ret = da9052_set_alarm(rtc, tm);  in da9052_rtc_set_alarm()
262 	ret = da9052_rtc_enable_alarm(rtc, 1);  in da9052_rtc_set_alarm()
268 	struct da9052_rtc *rtc = dev_get_drvdata(dev);  in da9052_rtc_alarm_irq_enable()  local
270 	return da9052_rtc_enable_alarm(rtc, enabled);  in da9052_rtc_alarm_irq_enable()
283 	struct da9052_rtc *rtc;  in da9052_rtc_probe()  local
286 	rtc = devm_kzalloc(&pdev->dev, sizeof(struct da9052_rtc), GFP_KERNEL);  in da9052_rtc_probe()
287 	if (!rtc)  in da9052_rtc_probe()
290 	rtc->da9052 = dev_get_drvdata(pdev->dev.parent);  in da9052_rtc_probe()
291 	platform_set_drvdata(pdev, rtc);  in da9052_rtc_probe()
293 	ret = da9052_reg_write(rtc->da9052, DA9052_BBAT_CONT_REG, 0xFE);  in da9052_rtc_probe()
295 		rtc_err(rtc,  in da9052_rtc_probe()
300 	ret = da9052_reg_update(rtc->da9052, DA9052_ALARM_Y_REG,  in da9052_rtc_probe()
303 		rtc_err(rtc, "Failed to disable TICKS: %d\n", ret);  in da9052_rtc_probe()
305 	ret = da9052_request_irq(rtc->da9052, DA9052_IRQ_ALARM, "ALM",  in da9052_rtc_probe()
306 				da9052_rtc_irq, rtc);  in da9052_rtc_probe()
308 		rtc_err(rtc, "irq registration failed: %d\n", ret);  in da9052_rtc_probe()
314 	rtc->rtc = devm_rtc_device_register(&pdev->dev, pdev->name,  in da9052_rtc_probe()
316 	return PTR_ERR_OR_ZERO(rtc->rtc);  in da9052_rtc_probe()