55 	struct coh901331_port *rtap = data;  in coh901331_interrupt()  local
57 	clk_enable(rtap->clk);  in coh901331_interrupt()
59 	writel(1, rtap->virtbase + COH901331_IRQ_EVENT);  in coh901331_interrupt()
67 	writel(0, rtap->virtbase + COH901331_IRQ_MASK);  in coh901331_interrupt()
68 	clk_disable(rtap->clk);  in coh901331_interrupt()
71 	rtc_update_irq(rtap->rtc, 1, RTC_AF);  in coh901331_interrupt()
78 	struct coh901331_port *rtap = dev_get_drvdata(dev);  in coh901331_read_time()  local
80 	clk_enable(rtap->clk);  in coh901331_read_time()
82 	if (readl(rtap->virtbase + COH901331_VALID)) {  in coh901331_read_time()
83 		rtc_time_to_tm(readl(rtap->virtbase + COH901331_CUR_TIME), tm);  in coh901331_read_time()
84 		clk_disable(rtap->clk);  in coh901331_read_time()
87 	clk_disable(rtap->clk);  in coh901331_read_time()
93 	struct coh901331_port *rtap = dev_get_drvdata(dev);  in coh901331_set_mmss()  local
95 	clk_enable(rtap->clk);  in coh901331_set_mmss()
96 	writel(secs, rtap->virtbase + COH901331_SET_TIME);  in coh901331_set_mmss()
97 	clk_disable(rtap->clk);  in coh901331_set_mmss()
104 	struct coh901331_port *rtap = dev_get_drvdata(dev);  in coh901331_read_alarm()  local
106 	clk_enable(rtap->clk);  in coh901331_read_alarm()
107 	rtc_time_to_tm(readl(rtap->virtbase + COH901331_ALARM), &alarm->time);  in coh901331_read_alarm()
108 	alarm->pending = readl(rtap->virtbase + COH901331_IRQ_EVENT) & 1U;  in coh901331_read_alarm()
109 	alarm->enabled = readl(rtap->virtbase + COH901331_IRQ_MASK) & 1U;  in coh901331_read_alarm()
110 	clk_disable(rtap->clk);  in coh901331_read_alarm()
117 	struct coh901331_port *rtap = dev_get_drvdata(dev);  in coh901331_set_alarm()  local
121 	clk_enable(rtap->clk);  in coh901331_set_alarm()
122 	writel(time, rtap->virtbase + COH901331_ALARM);  in coh901331_set_alarm()
123 	writel(alarm->enabled, rtap->virtbase + COH901331_IRQ_MASK);  in coh901331_set_alarm()
124 	clk_disable(rtap->clk);  in coh901331_set_alarm()
131 	struct coh901331_port *rtap = dev_get_drvdata(dev);  in coh901331_alarm_irq_enable()  local
133 	clk_enable(rtap->clk);  in coh901331_alarm_irq_enable()
135 		writel(1, rtap->virtbase + COH901331_IRQ_MASK);  in coh901331_alarm_irq_enable()
137 		writel(0, rtap->virtbase + COH901331_IRQ_MASK);  in coh901331_alarm_irq_enable()
138 	clk_disable(rtap->clk);  in coh901331_alarm_irq_enable()
153 	struct coh901331_port *rtap = platform_get_drvdata(pdev);  in coh901331_remove()  local
155 	if (rtap)  in coh901331_remove()
156 		clk_unprepare(rtap->clk);  in coh901331_remove()
165 	struct coh901331_port *rtap;  in coh901331_probe()  local
168 	rtap = devm_kzalloc(&pdev->dev,  in coh901331_probe()
170 	if (!rtap)  in coh901331_probe()
174 	rtap->virtbase  = devm_ioremap_resource(&pdev->dev, res);  in coh901331_probe()
175 	if (IS_ERR(rtap->virtbase))  in coh901331_probe()
176 		return PTR_ERR(rtap->virtbase);  in coh901331_probe()
178 	rtap->irq = platform_get_irq(pdev, 0);  in coh901331_probe()
179 	if (devm_request_irq(&pdev->dev, rtap->irq, coh901331_interrupt, 0,  in coh901331_probe()
180 			     "RTC COH 901 331 Alarm", rtap))  in coh901331_probe()
183 	rtap->clk = devm_clk_get(&pdev->dev, NULL);  in coh901331_probe()
184 	if (IS_ERR(rtap->clk)) {  in coh901331_probe()
185 		ret = PTR_ERR(rtap->clk);  in coh901331_probe()
191 	ret = clk_prepare_enable(rtap->clk);  in coh901331_probe()
196 	clk_disable(rtap->clk);  in coh901331_probe()
198 	platform_set_drvdata(pdev, rtap);  in coh901331_probe()
199 	rtap->rtc = devm_rtc_device_register(&pdev->dev, "coh901331",  in coh901331_probe()
201 	if (IS_ERR(rtap->rtc)) {  in coh901331_probe()
202 		ret = PTR_ERR(rtap->rtc);  in coh901331_probe()
209 	clk_unprepare(rtap->clk);  in coh901331_probe()
216 	struct coh901331_port *rtap = dev_get_drvdata(dev);  in coh901331_suspend()  local
224 		enable_irq_wake(rtap->irq);  in coh901331_suspend()
226 		clk_enable(rtap->clk);  in coh901331_suspend()
227 		rtap->irqmaskstore = readl(rtap->virtbase + COH901331_IRQ_MASK);  in coh901331_suspend()
228 		writel(0, rtap->virtbase + COH901331_IRQ_MASK);  in coh901331_suspend()
229 		clk_disable(rtap->clk);  in coh901331_suspend()
231 	clk_unprepare(rtap->clk);  in coh901331_suspend()
237 	struct coh901331_port *rtap = dev_get_drvdata(dev);  in coh901331_resume()  local
239 	clk_prepare(rtap->clk);  in coh901331_resume()
241 		disable_irq_wake(rtap->irq);  in coh901331_resume()
243 		clk_enable(rtap->clk);  in coh901331_resume()
244 		writel(rtap->irqmaskstore, rtap->virtbase + COH901331_IRQ_MASK);  in coh901331_resume()
245 		clk_disable(rtap->clk);  in coh901331_resume()
255 	struct coh901331_port *rtap = platform_get_drvdata(pdev);  in coh901331_shutdown()  local
257 	clk_enable(rtap->clk);  in coh901331_shutdown()
258 	writel(0, rtap->virtbase + COH901331_IRQ_MASK);  in coh901331_shutdown()
259 	clk_disable_unprepare(rtap->clk);  in coh901331_shutdown()