Support for STM32 Low-Power Timer

modulename: stm32-lptimer.ko

configname: CONFIG_MFD_STM32_LPTIMER

Linux Kernel Configuration
└─>Device Drivers
└─>Multifunction device drivers
└─>Device Tree and Open Firmware support
└─>Support for STM32 Low-Power Timer
In linux kernel since version 4.2 (release Date: 2015-08-30)  
Select this option to enable STM32 Low-Power Timer driver
used for PWM, IIO Trigger, IIO Encoder and Counter. Shared
resources are also dealt with here.

To compile this driver as a module, choose M here: the
module will be called stm32-lptimer.

source code: