1/ { 2 aliases { 3 modem = &modem; 4 }; 5}; 6 7&uart1 { 8 compatible = "nordic,nrf-uarte"; 9 current-speed = <115200>; 10 hw-flow-control; 11 status = "okay"; 12 13 pinctrl-0 = <&uart1_default_alt>; 14 15 modem: modem { 16 compatible = "nordic,nrf91-slm"; 17 status = "okay"; 18 mdm-power-gpios = <&gpio0 20 GPIO_ACTIVE_LOW>; 19 }; 20}; 21 22&pinctrl { 23 uart1_default_alt: uart1_default_alt { 24 group1 { 25 psels = <NRF_PSEL(UART_RX, 0, 11)>; 26 bias-pull-up; 27 }; 28 group2 { 29 psels = <NRF_PSEL(UART_TX, 0, 10)>, 30 <NRF_PSEL(UART_RTS, 0, 12)>, 31 <NRF_PSEL(UART_CTS, 0, 13)>; 32 }; 33 }; 34}; 35