Lines Matching full:rtc_ck
127 struct clk *rtc_ck; member
158 * It takes around 2 rtc_ck clock cycles to enter in in stm32_rtc_enter_init_mode()
160 * slowest rtc_ck frequency may be 32kHz and highest should be in stm32_rtc_enter_init_mode()
191 * synchronised, it takes around 2 rtc_ck clock cycles in stm32_rtc_wait_sync()
507 * takes around 2 rtc_ck clock cycles in stm32_rtc_set_alarm()
642 rate = clk_get_rate(rtc->rtc_ck); in stm32_rtc_init()
663 dev_warn(&pdev->dev, "rtc_ck is %s\n", in stm32_rtc_init()
741 rtc->rtc_ck = devm_clk_get(&pdev->dev, NULL); in stm32_rtc_probe()
748 rtc->rtc_ck = devm_clk_get(&pdev->dev, "rtc_ck"); in stm32_rtc_probe()
750 if (IS_ERR(rtc->rtc_ck)) { in stm32_rtc_probe()
751 dev_err(&pdev->dev, "no rtc_ck clock"); in stm32_rtc_probe()
752 return PTR_ERR(rtc->rtc_ck); in stm32_rtc_probe()
761 ret = clk_prepare_enable(rtc->rtc_ck); in stm32_rtc_probe()
773 * rtc_ck parent clock has changed (so RTC prescalers need to be in stm32_rtc_probe()
843 clk_disable_unprepare(rtc->rtc_ck); in stm32_rtc_probe()
867 clk_disable_unprepare(rtc->rtc_ck); in stm32_rtc_remove()