On Sunday, 16 April 2023 11:17:43 CEST Georg Gast wrote: > ExecStart=/bin/sh -c "modprobe i2c_bcm2835 && modprobe i2c_bcm2708 && > modprobe rtc_ds1307 && sleep 1 && echo ds1307 0x68 > > /sys/class/i2c-adapter/i2c-1/new_device && /sbin/hwclock -s" Nice :-) I wonder whether this (essentially) is what a DTO does. I'm pretty sure that based on the 'compatible' the appropriate kernel module gets loaded (rtc_ds1307 in this case) and what you described above, seems reasonable to be the rest of what it does/triggers.
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