AM335X_PIN_UART0_TXD 138 include/dt-bindings/pinctrl/am33xx.h #define AM335X_PIN_UART0_TXD 0x974 AM335X_PIN_UART0_TXD 138 scripts/dtc/include-prefixes/dt-bindings/pinctrl/am33xx.h #define AM335X_PIN_UART0_TXD 0x974