&uart0 { status = "okay"; compatible = "nordic,nrf-uarte"; current-speed = <9600>; pinctrl-0 = <&uart0_default>; pinctrl-1 = <&uart0_sleep>; pinctrl-names = "default", "sleep"; }; &pinctrl { uart0_default: uart0_default { group1 { psels = , , , ; }; }; uart0_sleep: uart0_sleep { group1 { psels = , , , ; low-power-enable; }; }; i2c0_default: i2c0_default { group1 { psels = , ; }; }; i2c0_sleep: i2c0_sleep { group1 { psels = , ; low-power-enable; }; }; }; &i2c0 { status = "okay"; pinctrl-0 = <&i2c0_default>; pinctrl-1 = <&i2c0_sleep>; pinctrl-names = "default", "sleep"; bme280@76 { compatible = "bosch,bme280"; reg = <0x76>; }; };