drivers/rtc/rtc-stm32.c

139 	u16 cr;
255 	unsigned int cr = readl_relaxed(rtc->base + regs.cr);
261 	cr &= ~STM32_RTC_CR_OSEL;
262 	cr |= STM32_RTC_CR_OSEL_ALARM_A;
263 	cr &= ~STM32_RTC_CR_TAMPOE;
264 	cr &= ~STM32_RTC_CR_COE;
265 	cr &= ~STM32_RTC_CR_TAMPALRM_TYPE;
269 		cr &= ~STM32_RTC_CR_OUT2EN;
273 		cr |= STM32_RTC_CR_OUT2EN;
277 		cr |= STM32_RTC_CR_OUT2EN;
285 	writel_relaxed(cr, rtc->base + regs.cr);
296 	unsigned int cr = readl_relaxed(rtc->base + regs.cr);
303 		if ((!(cr & STM32_RTC_CR_OUT2EN) &&
304 		     ((cr & calib) || cr & tampalrm)) ||
305 		     ((cr & calib) && (cr & tampalrm)))
309 		if ((cr & STM32_RTC_CR_OUT2EN) &&
311 		    ((cr & calib) || (cr & tampalrm)))
466 	unsigned int status, cr;
471 	cr = readl_relaxed(rtc->base + regs->cr);
474 	    (cr & STM32_RTC_CR_ALRAIE)) {
598 	unsigned int alrmar, cr, status;
601 	cr = readl_relaxed(rtc->base + regs->cr);
654 	alrm->enabled = (cr & STM32_RTC_CR_ALRAE) ? 1 : 0;
665 	unsigned int cr;
667 	cr = readl_relaxed(rtc->base + regs->cr);
673 		cr |= (STM32_RTC_CR_ALRAIE | STM32_RTC_CR_ALRAE);
675 		cr &= ~(STM32_RTC_CR_ALRAIE | STM32_RTC_CR_ALRAE);
676 	writel_relaxed(cr, rtc->base + regs->cr);
729 	unsigned int cr, isr, alrmar;
759 	cr = readl_relaxed(rtc->base + regs->cr);
760 	cr &= ~STM32_RTC_CR_ALRAE;
761 	writel_relaxed(cr, rtc->base + regs->cr);
815 		.cr = 0x08,
841 		.cr = 0x08,
876 		.cr = 0x18,
902 		.cr = 0x18,
930 	unsigned int cr = readl_relaxed(rtc->base + regs.cr);
932 	cr &= ~STM32_RTC_CR_OSEL;
933 	cr &= ~STM32_RTC_CR_TAMPOE;
934 	cr &= ~STM32_RTC_CR_COE;
935 	cr &= ~STM32_RTC_CR_TAMPALRM_TYPE;
936 	cr &= ~STM32_RTC_CR_OUT2EN;
939 	writel_relaxed(cr, rtc->base + regs.cr);
974 	unsigned int prer, pred_a, pred_s, pred_a_max, pred_s_max, cr;
1018 	cr = readl_relaxed(rtc->base + regs->cr);
1029 	if ((cr & STM32_RTC_CR_FMT) == 0 && prer == (pred_s | pred_a))
1045 	cr &= ~STM32_RTC_CR_FMT;
1046 	writel_relaxed(cr, rtc->base + regs->cr);
1218 	unsigned int cr;
1225 	cr = readl_relaxed(rtc->base + regs->cr);
1226 	cr &= ~STM32_RTC_CR_ALRAIE;
1227 	writel_relaxed(cr, rtc->base + regs->cr);