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doc: release: 2.4 add notes about USB device support

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Add notes about USB device support related changes.

Signed-off-by: Johann Fischer <j.fischer@phytec.de>
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Johann Fischer 2020-09-24 22:19:46 +02:00 • committed by Maureen Helm
commit ba12d6e11f
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doc/releases/release-notes-2.4.rst
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@ -578,6 +578,18 @@ Drivers and Sensors
* :option:`CONFIG_TRACING_BACKEND_USB`
* :option:`CONFIG_USB_UART_CONSOLE`
* USB device support has got its own work queue
which is used by CDC ACM class by default.
* CDC ACM Class was slightly reworked.
* Suspend and resume support in CDC ACM and HID classes
has been corrected.
* Atmel SAM0 USB device driver (usb_dc_sam0) was revised.
All drivers now use common macros for getting indexes and direction
from an endpoint.
* Video
* N/A