linux-imx
Public
Source
committed 85368bb9de636
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rtc_events = RTC_IRQF | RTC_AF;37
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else38
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rtc_events = 0;39
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rtc_update_irq(pcap_rtc->rtc, 1, rtc_events);41
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return IRQ_HANDLED;42
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}43
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static int pcap_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alrm)45
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{46
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struct platform_device *pdev = to_platform_device(dev);47
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struct pcap_rtc *pcap_rtc = platform_get_drvdata(pdev);46
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struct pcap_rtc *pcap_rtc = dev_get_drvdata(dev);48
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struct rtc_time *tm = &alrm->time;49
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unsigned long secs;50
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u32 tod; /* time of day, seconds since midnight */51
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u32 days; /* days since 1/1/1970 */52
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ezx_pcap_read(pcap_rtc->pcap, PCAP_REG_RTC_TODA, &tod);54
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secs = tod & PCAP_RTC_TOD_MASK;55
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ezx_pcap_read(pcap_rtc->pcap, PCAP_REG_RTC_DAYA, &days);57
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secs += (days & PCAP_RTC_DAY_MASK) * SEC_PER_DAY;58
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rtc_time_to_tm(secs, tm);60
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return 0;62
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}63
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static int pcap_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alrm)65
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{66
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struct platform_device *pdev = to_platform_device(dev);67
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struct pcap_rtc *pcap_rtc = platform_get_drvdata(pdev);65
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struct pcap_rtc *pcap_rtc = dev_get_drvdata(dev);68
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struct rtc_time *tm = &alrm->time;69
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unsigned long secs;70
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u32 tod, days;71
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rtc_tm_to_time(tm, &secs);73
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tod = secs % SEC_PER_DAY;75
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ezx_pcap_write(pcap_rtc->pcap, PCAP_REG_RTC_TODA, tod);76
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days = secs / SEC_PER_DAY;78
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ezx_pcap_write(pcap_rtc->pcap, PCAP_REG_RTC_DAYA, days);79
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return 0;81
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}82
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static int pcap_rtc_read_time(struct device *dev, struct rtc_time *tm)84
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{85
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struct platform_device *pdev = to_platform_device(dev);86
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struct pcap_rtc *pcap_rtc = platform_get_drvdata(pdev);83
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struct pcap_rtc *pcap_rtc = dev_get_drvdata(dev);87
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unsigned long secs;88
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u32 tod, days;89
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ezx_pcap_read(pcap_rtc->pcap, PCAP_REG_RTC_TOD, &tod);91
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secs = tod & PCAP_RTC_TOD_MASK;92
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ezx_pcap_read(pcap_rtc->pcap, PCAP_REG_RTC_DAY, &days);94
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secs += (days & PCAP_RTC_DAY_MASK) * SEC_PER_DAY;95
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rtc_time_to_tm(secs, tm);97
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return 0;99
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}100
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static int pcap_rtc_set_mmss(struct device *dev, unsigned long secs)102
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{103
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struct platform_device *pdev = to_platform_device(dev);104
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struct pcap_rtc *pcap_rtc = platform_get_drvdata(pdev);100
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struct pcap_rtc *pcap_rtc = dev_get_drvdata(dev);105
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u32 tod, days;106
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tod = secs % SEC_PER_DAY;108
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ezx_pcap_write(pcap_rtc->pcap, PCAP_REG_RTC_TOD, tod);109
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days = secs / SEC_PER_DAY;111
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ezx_pcap_write(pcap_rtc->pcap, PCAP_REG_RTC_DAY, days);112
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return 0;114
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}115
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static int pcap_rtc_irq_enable(struct device *dev, int pirq, unsigned int en)117
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{118
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struct platform_device *pdev = to_platform_device(dev);119
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struct pcap_rtc *pcap_rtc = platform_get_drvdata(pdev);114
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struct pcap_rtc *pcap_rtc = dev_get_drvdata(dev);120
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if (en)122
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enable_irq(pcap_to_irq(pcap_rtc->pcap, pirq));123
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else124
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disable_irq(pcap_to_irq(pcap_rtc->pcap, pirq));125
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return 0;127
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}128
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static int pcap_rtc_alarm_irq_enable(struct device *dev, unsigned int en)