December 2018 archive

Once and for all – Loading Device tree overlays at runtime

Time for another Once-And-For-All – tasks I do periodically (but not weekly) and keep forgetting the command syntax. Loading Device tree overlays at runtime. # Mount kernel configfs mount -t configfs none /sys/kernel/config/ # Create the device tree node (name doesn’t really matter) mkdir /sys/kernel/config/device-tree/overlays/rotary-enc # cat the device tree overlay to a special file …

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