Currently, MaxLinear/Exar USB serial devices are supported via out-of-tree
usb-serial-xr_usb_serial_common driver which is broken on 6.12.
So since upstream has support for these devices since 6.5 lets package
the in-tree driver to be able to drop the out-of-tree one.
Link: https://github.com/openwrt/openwrt/pull/18926
Signed-off-by: Robert Marko <robimarko@gmail.com>
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