72 struct vt8500_rtc {  struct
81 	struct vt8500_rtc *vt8500_rtc = dev_id;  in vt8500_rtc_irq()  argument
85 	spin_lock(&vt8500_rtc->lock);  in vt8500_rtc_irq()
88 	isr = readl(vt8500_rtc->regbase + VT8500_RTC_IS);  in vt8500_rtc_irq()
89 	writel(isr, vt8500_rtc->regbase + VT8500_RTC_IS);  in vt8500_rtc_irq()
91 	spin_unlock(&vt8500_rtc->lock);  in vt8500_rtc_irq()
96 	rtc_update_irq(vt8500_rtc->rtc, 1, events);  in vt8500_rtc_irq()
103 	struct vt8500_rtc *vt8500_rtc = dev_get_drvdata(dev);  in vt8500_rtc_read_time()  local
106 	date = readl(vt8500_rtc->regbase + VT8500_RTC_DR);  in vt8500_rtc_read_time()
107 	time = readl(vt8500_rtc->regbase + VT8500_RTC_TR);  in vt8500_rtc_read_time()
123 	struct vt8500_rtc *vt8500_rtc = dev_get_drvdata(dev);  in vt8500_rtc_set_time()  local
129 		vt8500_rtc->regbase + VT8500_RTC_DS);  in vt8500_rtc_set_time()
134 		vt8500_rtc->regbase + VT8500_RTC_TS);  in vt8500_rtc_set_time()
141 	struct vt8500_rtc *vt8500_rtc = dev_get_drvdata(dev);  in vt8500_rtc_read_alarm()  local
144 	alarm = readl(vt8500_rtc->regbase + VT8500_RTC_AS);  in vt8500_rtc_read_alarm()
145 	isr = readl(vt8500_rtc->regbase + VT8500_RTC_IS);  in vt8500_rtc_read_alarm()
160 	struct vt8500_rtc *vt8500_rtc = dev_get_drvdata(dev);  in vt8500_rtc_set_alarm()  local
167 		vt8500_rtc->regbase + VT8500_RTC_AS);  in vt8500_rtc_set_alarm()
174 	struct vt8500_rtc *vt8500_rtc = dev_get_drvdata(dev);  in vt8500_alarm_irq_enable()  local
175 	unsigned long tmp = readl(vt8500_rtc->regbase + VT8500_RTC_AS);  in vt8500_alarm_irq_enable()
182 	writel(tmp, vt8500_rtc->regbase + VT8500_RTC_AS);  in vt8500_alarm_irq_enable()
196 	struct vt8500_rtc *vt8500_rtc;  in vt8500_rtc_probe()  local
199 	vt8500_rtc = devm_kzalloc(&pdev->dev,  in vt8500_rtc_probe()
200 			   sizeof(struct vt8500_rtc), GFP_KERNEL);  in vt8500_rtc_probe()
201 	if (!vt8500_rtc)  in vt8500_rtc_probe()
204 	spin_lock_init(&vt8500_rtc->lock);  in vt8500_rtc_probe()
205 	platform_set_drvdata(pdev, vt8500_rtc);  in vt8500_rtc_probe()
207 	vt8500_rtc->irq_alarm = platform_get_irq(pdev, 0);  in vt8500_rtc_probe()
208 	if (vt8500_rtc->irq_alarm < 0)  in vt8500_rtc_probe()
209 		return vt8500_rtc->irq_alarm;  in vt8500_rtc_probe()
211 	vt8500_rtc->regbase = devm_platform_ioremap_resource(pdev, 0);  in vt8500_rtc_probe()
212 	if (IS_ERR(vt8500_rtc->regbase))  in vt8500_rtc_probe()
213 		return PTR_ERR(vt8500_rtc->regbase);  in vt8500_rtc_probe()
217 	       vt8500_rtc->regbase + VT8500_RTC_CR);  in vt8500_rtc_probe()
219 	vt8500_rtc->rtc = devm_rtc_allocate_device(&pdev->dev);  in vt8500_rtc_probe()
220 	if (IS_ERR(vt8500_rtc->rtc))  in vt8500_rtc_probe()
221 		return PTR_ERR(vt8500_rtc->rtc);  in vt8500_rtc_probe()
223 	vt8500_rtc->rtc->ops = &vt8500_rtc_ops;  in vt8500_rtc_probe()
224 	vt8500_rtc->rtc->range_min = RTC_TIMESTAMP_BEGIN_2000;  in vt8500_rtc_probe()
225 	vt8500_rtc->rtc->range_max = RTC_TIMESTAMP_END_2199;  in vt8500_rtc_probe()
227 	ret = devm_request_irq(&pdev->dev, vt8500_rtc->irq_alarm,  in vt8500_rtc_probe()
228 				vt8500_rtc_irq, 0, "rtc alarm", vt8500_rtc);  in vt8500_rtc_probe()
231 			vt8500_rtc->irq_alarm, ret);  in vt8500_rtc_probe()
235 	return devm_rtc_register_device(vt8500_rtc->rtc);  in vt8500_rtc_probe()
240 	struct vt8500_rtc *vt8500_rtc = platform_get_drvdata(pdev);  in vt8500_rtc_remove()  local
243 	writel(0, vt8500_rtc->regbase + VT8500_RTC_IS);  in vt8500_rtc_remove()