// Enble the external m41t0 RTC from ST /dts-v1/; /plugin/; #include "dt-bindings/interrupt-controller/irq.h" #include "dt-bindings/gpio/gpio.h" / { compatible = "toradex,apalis-imx8qm"; fragment@0 { target = <&i2c2>; __overlay__ { /* M41T0M6 real time clock on carrier board */ rtc_i2c: rtc@68 { compatible = "st,m41t0"; reg = <0x68>; }; }; }; fragment@1 { target-path = "/aliases"; __overlay__ { aliases { rtc0 = &rtc_i2c; }; }; }; };