TIM2_CH3          290 drivers/iio/adc/stm32-adc.c 	{ TIM2_CH3, STM32_EXT4 },
TIM2_CH3           24 drivers/iio/trigger/stm32-timer-trigger.c 	{ TIM2_TRGO, TIM2_CH1, TIM2_CH2, TIM2_CH3, TIM2_CH4,},