On Wed, 01 Apr 2020, Benjamin Gaignard wrote: > This series add low power timer as boadcast clockevent device. > Low power timer could runs even when CPUs are in idle mode and > could wakeup them. > > version 6: > - simplify binding, DT and code to use only one interrupt > > version 5: > - document interrupts and interrupt-names bindings > - use a different wake up interrupt > - add device-tree patch > - make STM32MP157 select low power timer configuration flag > - enable fast_io in regmap configuration > > version 4: > - move defines in mfd/stm32-lptimer.h > - change compatible and subnode names > - document wakeup-source property > - reword commit message > - make driver Kconfig depends of MFD_STM32_LPTIMER > - remove useless include > - remove rate and clk fields from the private structure > - to add comments about the registers sequence in stm32_clkevent_lp_set_timer > - rework probe function and use devm_request_irq() > - do not allow module to be removed > > version 3: > - fix timer set sequence > - don't forget to free irq on remove function > - use devm_kzalloc to simplify errors handling in probe function > > version 2: > - stm32 clkevent driver is now a child of the stm32 lp timer node > - add a probe function and adpat the driver to use regmap provide > by it parent > - stop using timer_of helpers > > > Benjamin Gaignard (6): > dt-bindings: mfd: Document STM32 low power timer bindings > ARM: dts: stm32: Add timer subnodes on stm32mp15 SoCs > mfd: stm32: Add defines to be used for clkevent purpose > mfd: stm32: enable regmap fast_io for stm32-lptimer > clocksource: Add Low Power STM32 timers driver > ARM: mach-stm32: select low power timer for STM32MP157 > > .../devicetree/bindings/mfd/st,stm32-lptimer.yaml | 21 ++ > arch/arm/boot/dts/stm32mp151.dtsi | 35 ++++ > arch/arm/mach-stm32/Kconfig | 1 + > drivers/clocksource/Kconfig | 4 + > drivers/clocksource/Makefile | 1 + > drivers/clocksource/timer-stm32-lp.c | 221 +++++++++++++++++++++ > drivers/mfd/stm32-lptimer.c | 1 + > include/linux/mfd/stm32-lptimer.h | 5 + I'd be happy to take this set, but you need Acks from the other subsystem Maintainers before I can do so. > 8 files changed, 289 insertions(+) > create mode 100644 drivers/clocksource/timer-stm32-lp.c > -- Lee Jones [李琼斯] Linaro Services Technical Lead Linaro.org │ Open source software for ARM SoCs Follow Linaro: Facebook | Twitter | Blog
