Lines Matching refs:config
85 static inline void spear_rtc_clear_interrupt(struct spear_rtc_config *config) in spear_rtc_clear_interrupt() argument
90 spin_lock_irqsave(&config->lock, flags); in spear_rtc_clear_interrupt()
91 val = readl(config->ioaddr + STATUS_REG); in spear_rtc_clear_interrupt()
93 writel(val, config->ioaddr + STATUS_REG); in spear_rtc_clear_interrupt()
94 spin_unlock_irqrestore(&config->lock, flags); in spear_rtc_clear_interrupt()
97 static inline void spear_rtc_enable_interrupt(struct spear_rtc_config *config) in spear_rtc_enable_interrupt() argument
101 val = readl(config->ioaddr + CTRL_REG); in spear_rtc_enable_interrupt()
103 spear_rtc_clear_interrupt(config); in spear_rtc_enable_interrupt()
105 writel(val, config->ioaddr + CTRL_REG); in spear_rtc_enable_interrupt()
109 static inline void spear_rtc_disable_interrupt(struct spear_rtc_config *config) in spear_rtc_disable_interrupt() argument
113 val = readl(config->ioaddr + CTRL_REG); in spear_rtc_disable_interrupt()
116 writel(val, config->ioaddr + CTRL_REG); in spear_rtc_disable_interrupt()
120 static inline int is_write_complete(struct spear_rtc_config *config) in is_write_complete() argument
125 spin_lock_irqsave(&config->lock, flags); in is_write_complete()
126 if ((readl(config->ioaddr + STATUS_REG)) & STATUS_FAIL) in is_write_complete()
128 spin_unlock_irqrestore(&config->lock, flags); in is_write_complete()
133 static void rtc_wait_not_busy(struct spear_rtc_config *config) in rtc_wait_not_busy() argument
140 spin_lock_irqsave(&config->lock, flags); in rtc_wait_not_busy()
141 status = readl(config->ioaddr + STATUS_REG); in rtc_wait_not_busy()
142 spin_unlock_irqrestore(&config->lock, flags); in rtc_wait_not_busy()
152 struct spear_rtc_config *config = dev_id; in spear_rtc_irq() local
156 spin_lock(&config->lock); in spear_rtc_irq()
157 irq_data = readl(config->ioaddr + STATUS_REG); in spear_rtc_irq()
158 spin_unlock(&config->lock); in spear_rtc_irq()
161 spear_rtc_clear_interrupt(config); in spear_rtc_irq()
163 rtc_update_irq(config->rtc, 1, events); in spear_rtc_irq()
201 struct spear_rtc_config *config = dev_get_drvdata(dev); in spear_rtc_read_time() local
205 rtc_wait_not_busy(config); in spear_rtc_read_time()
207 time = readl(config->ioaddr + TIME_REG); in spear_rtc_read_time()
208 date = readl(config->ioaddr + DATE_REG); in spear_rtc_read_time()
230 struct spear_rtc_config *config = dev_get_drvdata(dev); in spear_rtc_set_time() local
235 rtc_wait_not_busy(config); in spear_rtc_set_time()
240 writel(time, config->ioaddr + TIME_REG); in spear_rtc_set_time()
241 writel(date, config->ioaddr + DATE_REG); in spear_rtc_set_time()
243 return is_write_complete(config); in spear_rtc_set_time()
256 struct spear_rtc_config *config = dev_get_drvdata(dev); in spear_rtc_read_alarm() local
259 rtc_wait_not_busy(config); in spear_rtc_read_alarm()
261 time = readl(config->ioaddr + ALARM_TIME_REG); in spear_rtc_read_alarm()
262 date = readl(config->ioaddr + ALARM_DATE_REG); in spear_rtc_read_alarm()
271 alm->enabled = readl(config->ioaddr + CTRL_REG) & INT_ENABLE; in spear_rtc_read_alarm()
286 struct spear_rtc_config *config = dev_get_drvdata(dev); in spear_rtc_set_alarm() local
292 rtc_wait_not_busy(config); in spear_rtc_set_alarm()
299 writel(time, config->ioaddr + ALARM_TIME_REG); in spear_rtc_set_alarm()
300 writel(date, config->ioaddr + ALARM_DATE_REG); in spear_rtc_set_alarm()
301 err = is_write_complete(config); in spear_rtc_set_alarm()
306 spear_rtc_enable_interrupt(config); in spear_rtc_set_alarm()
308 spear_rtc_disable_interrupt(config); in spear_rtc_set_alarm()
315 struct spear_rtc_config *config = dev_get_drvdata(dev); in spear_alarm_irq_enable() local
318 spear_rtc_clear_interrupt(config); in spear_alarm_irq_enable()
323 spear_rtc_disable_interrupt(config); in spear_alarm_irq_enable()
327 spear_rtc_enable_interrupt(config); in spear_alarm_irq_enable()
347 struct spear_rtc_config *config; in spear_rtc_probe() local
351 config = devm_kzalloc(&pdev->dev, sizeof(*config), GFP_KERNEL); in spear_rtc_probe()
352 if (!config) in spear_rtc_probe()
361 config); in spear_rtc_probe()
368 config->ioaddr = devm_platform_ioremap_resource(pdev, 0); in spear_rtc_probe()
369 if (IS_ERR(config->ioaddr)) in spear_rtc_probe()
370 return PTR_ERR(config->ioaddr); in spear_rtc_probe()
372 config->clk = devm_clk_get(&pdev->dev, NULL); in spear_rtc_probe()
373 if (IS_ERR(config->clk)) in spear_rtc_probe()
374 return PTR_ERR(config->clk); in spear_rtc_probe()
376 status = clk_prepare_enable(config->clk); in spear_rtc_probe()
380 spin_lock_init(&config->lock); in spear_rtc_probe()
381 platform_set_drvdata(pdev, config); in spear_rtc_probe()
383 config->rtc = devm_rtc_device_register(&pdev->dev, pdev->name, in spear_rtc_probe()
385 if (IS_ERR(config->rtc)) { in spear_rtc_probe()
387 PTR_ERR(config->rtc)); in spear_rtc_probe()
388 status = PTR_ERR(config->rtc); in spear_rtc_probe()
392 config->rtc->uie_unsupported = 1; in spear_rtc_probe()
400 clk_disable_unprepare(config->clk); in spear_rtc_probe()
407 struct spear_rtc_config *config = platform_get_drvdata(pdev); in spear_rtc_remove() local
409 spear_rtc_disable_interrupt(config); in spear_rtc_remove()
410 clk_disable_unprepare(config->clk); in spear_rtc_remove()
420 struct spear_rtc_config *config = platform_get_drvdata(pdev); in spear_rtc_suspend() local
426 config->irq_wake = 1; in spear_rtc_suspend()
428 spear_rtc_disable_interrupt(config); in spear_rtc_suspend()
429 clk_disable(config->clk); in spear_rtc_suspend()
438 struct spear_rtc_config *config = platform_get_drvdata(pdev); in spear_rtc_resume() local
444 if (config->irq_wake) { in spear_rtc_resume()
446 config->irq_wake = 0; in spear_rtc_resume()
449 clk_enable(config->clk); in spear_rtc_resume()
450 spear_rtc_enable_interrupt(config); in spear_rtc_resume()
461 struct spear_rtc_config *config = platform_get_drvdata(pdev); in spear_rtc_shutdown() local
463 spear_rtc_disable_interrupt(config); in spear_rtc_shutdown()
464 clk_disable(config->clk); in spear_rtc_shutdown()