Cut and paste this URL to share the unmodified register and value:
https://regviz.com/r/stm32/stm32l1/STM32L152/TIM11/OR#0x0
option register
TIM11 Input 1 remapping capability
Timer11 ETR remap
Timer11 Input 1 remap for Routing Interface (RI)
https://github.com/modm-io/cmsis-svd-stm32