STM32F7_RCC_APB2_USART6 93 include/dt-bindings/mfd/stm32f7-rcc.h #define STM32F7_RCC_APB2_USART6 5 STM32F7_RCC_APB2_USART6 93 scripts/dtc/include-prefixes/dt-bindings/mfd/stm32f7-rcc.h #define STM32F7_RCC_APB2_USART6 5