<p></p>
<p><b>@fjmolinas</b> commented on this pull request.</p>

<p>Some additional suggestions, feel free to ignore some if you think they are going to much into detail.</p><hr>

<p>In <a href="https://github.com/RIOT-OS/RIOT/pull/16439#discussion_r626335646">release-notes.txt</a>:</p>
<pre style='color:#555'>> +---
+
++ Initial support for ATxmega family of 8-bit AVR CPUs
++ kinetis: enable floating point support
+
+Device Drivers
+--------------
+
++ new drivers:
+  + sensirion SGP30 gas sensor
+  + Amphenol sm-pwm-01c dust sensor
+  + Si705x sensors
+  + TI BQ2429x charger and power management ICs
+  + Netdev driver for nrf24l01p
+  + sx126x/llcc68 radios
+
</pre>
<p>Maybe I missed it but an entry on <code>touch_dev</code> and <code>display_dev</code> could be added <a class="issue-link js-issue-link" data-error-text="Failed to load title" data-id="644371191" data-permission-text="Title is private" data-url="https://github.com/RIOT-OS/RIOT/issues/14339" data-hovercard-type="pull_request" data-hovercard-url="/RIOT-OS/RIOT/pull/14339/hovercard" href="https://github.com/RIOT-OS/RIOT/pull/14339">#14339</a></p>

⬇️ Suggested change
<pre style="color: #555">-
++ touch_dev & display_dev auto-initialization
</pre>


<hr>

<p>In <a href="https://github.com/RIOT-OS/RIOT/pull/16439#discussion_r626336592">release-notes.txt</a>:</p>
<pre style='color:#555'>> ++ netstats: L1/L2 per neighbor statistics
++ sock DTLS: allow using multiple credentials
+
+Packages
+--------
+
+* emlearn: bump version to 0.11.6
+* libfixmath: bump version to latest master
+* nanocbor: bump version
+* nanopb: bump version to 0.4.5
+* fatfs: bump version to r0.14a
+* littlefs2: Bump to v2.4
+* monocypher: bump to version 3.1.2
+* openthread: bump version to 20191113
+* wakaama: add patch to cast macro to time_t
+
</pre>
<p>Are all the nimble PR's switching to <code>ztimer</code> part of the release? That would seem relevant to me since its enabling lowpower for BLE.</p>

<hr>

<p>In <a href="https://github.com/RIOT-OS/RIOT/pull/16439#discussion_r626336813">release-notes.txt</a>:</p>
<pre style='color:#555'>> ++ New boards:
+  + atmega328p-xplained-mini
+  + atxmega-a1u-xpro
+  + atxmega-a3bu-xplained
+  + BastWAN
+  + Microbit v2
+  + samd20-xpro
+  + TI CC1350 LAUNCHXL
+  + Zigduino
+
+CPU
+---
+
++ Initial support for ATxmega family of 8-bit AVR CPUs
++ kinetis: enable floating point support
+
</pre>
<p>Should we mention <a class="issue-link js-issue-link" data-error-text="Failed to load title" data-id="789326516" data-permission-text="Title is private" data-url="https://github.com/RIOT-OS/RIOT/issues/15804" data-hovercard-type="pull_request" data-hovercard-url="/RIOT-OS/RIOT/pull/15804/hovercard" href="https://github.com/RIOT-OS/RIOT/pull/15804">#15804</a>?</p>

<hr>

<p>In <a href="https://github.com/RIOT-OS/RIOT/pull/16439#discussion_r626337559">release-notes.txt</a>:</p>
<pre style='color:#555'>> ++ New boards:
+  + atmega328p-xplained-mini
+  + atxmega-a1u-xpro
+  + atxmega-a3bu-xplained
+  + BastWAN
+  + Microbit v2
+  + samd20-xpro
+  + TI CC1350 LAUNCHXL
+  + Zigduino
+
+CPU
+---
+
++ Initial support for ATxmega family of 8-bit AVR CPUs
++ kinetis: enable floating point support
+
</pre>

⬇️ Suggested change
<pre style="color: #555">-
++ stm32f7: added ADC support
</pre>


<hr>

<p>In <a href="https://github.com/RIOT-OS/RIOT/pull/16439#discussion_r626338526">release-notes.txt</a>:</p>
<pre style='color:#555'>> ++ New boards:
+  + atmega328p-xplained-mini
+  + atxmega-a1u-xpro
+  + atxmega-a3bu-xplained
+  + BastWAN
+  + Microbit v2
+  + samd20-xpro
+  + TI CC1350 LAUNCHXL
+  + Zigduino
+
+CPU
+---
+
++ Initial support for ATxmega family of 8-bit AVR CPUs
++ kinetis: enable floating point support
+
</pre>

⬇️ Suggested change
<pre style="color: #555">-
++ cpu/qn908x: add ADC support
</pre>


<hr>

<p>In <a href="https://github.com/RIOT-OS/RIOT/pull/16439#discussion_r626340545">release-notes.txt</a>:</p>
<pre style='color:#555'>> +
+New features and changes
+========================
+
+Core
+----
++ clist: added clist_is_empty()
++ xfa: intitial support for XFA's (cross file arrays)
+
+System Libraries
+----------------
+* clif: fix attribute parsing
+* shell: allow defining shell commands using XFA
++ dbgpin: module for debugging and profiling
++ ztimer: add ztimer_is_set()
+
</pre>
<ul>
<li>sys/ztimer: add peiph_ptp backend</li>
</ul>

<hr>

<p>In <a href="https://github.com/RIOT-OS/RIOT/pull/16439#discussion_r626342926">release-notes.txt</a>:</p>
<pre style='color:#555'>> +
+API Changes
+-----------
+
+* mtd: rename mtd_write_page() -> mtd_write_page_raw(), add high-level mtd_write_page()
+
+
+Deprecations
+============
+
+Removals
+--------
+- Remove deprecated features:
+  - core/lifo
+  - flashrom API (was deprecated since 2017, use periph/flashpage)
+
</pre>

⬇️ Suggested change
<pre style="color: #555">-
+- boards: remove AVRDUDE_PORT and PORT_BSL 
</pre>


<hr>

<p>In <a href="https://github.com/RIOT-OS/RIOT/pull/16439#discussion_r626345116">release-notes.txt</a>:</p>
<pre style='color:#555'>> ++ New boards:
+  + atmega328p-xplained-mini
+  + atxmega-a1u-xpro
+  + atxmega-a3bu-xplained
+  + BastWAN
+  + Microbit v2
+  + samd20-xpro
+  + TI CC1350 LAUNCHXL
+  + Zigduino
+
+CPU
+---
+
++ Initial support for ATxmega family of 8-bit AVR CPUs
++ kinetis: enable floating point support
+
</pre>

⬇️ Suggested change
<pre style="color: #555">-
++ cpu/nrf52: add periph_uart_non_blocking support
</pre>

<p>?</p>

<hr>

<p>In <a href="https://github.com/RIOT-OS/RIOT/pull/16439#discussion_r626346563">release-notes.txt</a>:</p>
<pre style='color:#555'>> +* nanocbor: bump version
+* nanopb: bump version to 0.4.5
+* fatfs: bump version to r0.14a
+* littlefs2: Bump to v2.4
+* monocypher: bump to version 3.1.2
+* openthread: bump version to 20191113
+* wakaama: add patch to cast macro to time_t
+
+Boards
+------
+
+* particle-mesh boards: Use USB serial as stdio by default
+* nucleo-f303re: I2C pins remapped to match the data sheet
+* nucleo-f722ze: Add periph_can support
+* native: compile with `-Og` (was `-O0`)
+
</pre>

⬇️ Suggested change
<pre style="color: #555">-
++ boards/nucleo-f767zi: Add periph_can support
</pre>


<hr>

<p>In <a href="https://github.com/RIOT-OS/RIOT/pull/16439#discussion_r626347146">release-notes.txt</a>:</p>
<pre style='color:#555'>> +  + Netdev driver for nrf24l01p
+  + sx126x/llcc68 radios
+
+Documentation
+-------------
+
++ riotboot and its USB DFU version were added to the documentation
+
+Build System / Tooling
+----------------------
+
+* RIOT now defaults to C11
+* RIOT now compiles with `-fwrapv`
++ compile_commands.json files can be produced, easing IDE integration
+* riotboot USB DFU: Enter bootloader when board's bootloader button is pressed on power-up
+
</pre>

⬇️ Suggested change
<pre style="color: #555">-
+* Make: enable SECONDEXPANSION globally
</pre>


<hr>

<p>In <a href="https://github.com/RIOT-OS/RIOT/pull/16439#discussion_r626347591">release-notes.txt</a>:</p>
<pre style='color:#555'>> ++ New boards:
+  + atmega328p-xplained-mini
+  + atxmega-a1u-xpro
+  + atxmega-a3bu-xplained
+  + BastWAN
+  + Microbit v2
+  + samd20-xpro
+  + TI CC1350 LAUNCHXL
+  + Zigduino
+
+CPU
+---
+
++ Initial support for ATxmega family of 8-bit AVR CPUs
++ kinetis: enable floating point support
+
</pre>

⬇️ Suggested change
<pre style="color: #555">-
+cpu/sam0_common: add rtc_get_tamper_event()
</pre>


<hr>

<p>In <a href="https://github.com/RIOT-OS/RIOT/pull/16439#discussion_r626347895">release-notes.txt</a>:</p>
<pre style='color:#555'>> +
+New features and changes
+========================
+
+Core
+----
++ clist: added clist_is_empty()
++ xfa: intitial support for XFA's (cross file arrays)
+
+System Libraries
+----------------
+* clif: fix attribute parsing
+* shell: allow defining shell commands using XFA
++ dbgpin: module for debugging and profiling
++ ztimer: add ztimer_is_set()
+
</pre>

⬇️ Suggested change
<pre style="color: #555">-
+ztimer: add ZTIMER_SEC 
</pre>


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