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2 changes: 1 addition & 1 deletion configuration/device-tree.md
Original file line number Diff line number Diff line change
Expand Up @@ -631,7 +631,7 @@ The loading of overlays at runtime is a recent addition to the kernel, and so fa

* Applying or removing some overlays may cause unexpected behaviour, so it should be done with caution. This is one of the reasons it requires `sudo`.

* Unloading the overlay for an ALSA card can stall if something is actively using ALSA - the LXPanel volume slider plugin demonstrates this effect. To enable overlays for sound cards to be removed, the `lxpanelctl` utility has been given two new options -- `alsastop` and `alsastart` -- and these are called from the auxilliary scripts dtoverlay-pre and dtoverlay-post before and after overlays are loaded or unloaded, respectively.
* Unloading the overlay for an ALSA card can stall if something is actively using ALSA - the LXPanel volume slider plugin demonstrates this effect. To enable overlays for sound cards to be removed, the `lxpanelctl` utility has been given two new options -- `alsastop` and `alsastart` -- and these are called from the auxiliary scripts dtoverlay-pre and dtoverlay-post before and after overlays are loaded or unloaded, respectively.

* Removing an overlay will not cause a loaded module to be unloaded, but it may cause the reference count of some modules to drop to zero. Running `rmmod -a` twice will cause unused modules to be unloaded.

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2 changes: 1 addition & 1 deletion hardware/raspberrypi/dpi/README.md
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Expand Up @@ -182,4 +182,4 @@ hdmi_timings=800 0 40 48 88 480 0 13 3 32 0 0 0 60 0 32000000 6

Many thanks goes to authors of the following examples!

[How to attach an LCD screen to a Pi](http://blog.reasonablycorrect.com/raw-dpi-raspberry-pi/) - Note that the author in this example compiles a dt-blob.bin file which is now unecessary, please use the relevant Linux device tree overlay.
[How to attach an LCD screen to a Pi](http://blog.reasonablycorrect.com/raw-dpi-raspberry-pi/) - Note that the author in this example compiles a dt-blob.bin file which is now unnecessary, please use the relevant Linux device tree overlay.