From 48b41c5e2de6c52c90efa99cfa122a5da7a7f0cd Mon Sep 17 00:00:00 2001 From: Benjamin Gaignard Date: Wed, 3 Jun 2020 14:54:38 +0200 Subject: clocksource: Add Low Power STM32 timers driver Implement clock event driver using low power STM32 timers. Low power timer counters running even when CPUs are stopped. It could be used as clock event broadcaster to wake up CPUs but not like a clocksource because each it rise an interrupt the counter restart from 0. Low power timers have a 16 bits counter and a prescaler which allow to divide the clock per power of 2 to up 128 to target a 32KHz rate. Signed-off-by: Benjamin Gaignard Signed-off-by: Pascal Paillet Acked-by: Daniel Lezcano Signed-off-by: Lee Jones --- drivers/clocksource/Makefile | 1 + 1 file changed, 1 insertion(+) (limited to 'drivers/clocksource/Makefile') diff --git a/drivers/clocksource/Makefile b/drivers/clocksource/Makefile index bdda1a2e4097..66501e64d0b6 100644 --- a/drivers/clocksource/Makefile +++ b/drivers/clocksource/Makefile @@ -45,6 +45,7 @@ obj-$(CONFIG_BCM_KONA_TIMER) += bcm_kona_timer.o obj-$(CONFIG_CADENCE_TTC_TIMER) += timer-cadence-ttc.o obj-$(CONFIG_CLKSRC_EFM32) += timer-efm32.o obj-$(CONFIG_CLKSRC_STM32) += timer-stm32.o +obj-$(CONFIG_CLKSRC_STM32_LP) += timer-stm32-lp.o obj-$(CONFIG_CLKSRC_EXYNOS_MCT) += exynos_mct.o obj-$(CONFIG_CLKSRC_LPC32XX) += timer-lpc32xx.o obj-$(CONFIG_CLKSRC_MPS2) += mps2-timer.o -- cgit v1.2.3