feat(linux): Initial documentation support for AM62L platform.

[sadik-smd]

This PR adds the necessary source files in configs/ and sources/
and the README for AM62L platform. Taking reference
from existing AM62Px platform structure and updating it
accordingly for the AM62L.

[github-actions]

New warnings found with rstcheck:

source/devices/AM62L/index.rst:9: (SEVERE/4) Problems with "include" directive path:
source/devices/AM62L/index.rst:26: (SEVERE/4) Problems with "include" directive path:
source/devices/AM62L/linux/Release_Specific_Release_Notes.rst:5: (INFO/1) Duplicate implicit target name: "u-boot".
source/devices/AM62L/linux/Release_Specific_Workarounds.rst:4: (INFO/1) Duplicate implicit target name: "workarounds".
source/devices/AM62L/linux/Release_Specific_Migration_Guide.rst:27: (INFO/1) Duplicate implicit target name: "processor sdk 11.00".
source/devices/AM62L/linux/Overview/Download_and_Install_the_SDK.rst:11: (ERROR/3) Malformed table.

[praneethbajjuri]

@jmenti , @sskartheekadivi , @bryanbrattlof
To review

[cshilwant]

• @paresh-bhagat12 @jsuhaas22 @jeevantelukula @VeeruPrudhvi for reviews

[cshilwant]

@jmenti , @sskartheekadivi , @bryanbrattlof To review

@sskartheekadivi @jmenti Any comments / feedback from your end?

[github-actions]

New warnings found with rstcheck:

source/devices/AM62L/index.rst:9: (SEVERE/4) Problems with "include" directive path:
source/devices/AM62L/index.rst:26: (SEVERE/4) Problems with "include" directive path:
source/devices/AM62L/linux/RT_Linux_Performance_Guide.rst:61: (WARNING/2) The "csv-table" directive requires content; none supplied.
source/devices/AM62L/linux/Linux_Performance_Guide.rst:12: (ERROR/3) Malformed table.

[github-actions]

New warnings found with rstcheck:

source/devices/AM62L/index.rst:9: (SEVERE/4) Problems with "include" directive path:
source/devices/AM62L/index.rst:25: (SEVERE/4) Problems with "include" directive path:

[bryanbrattlof]

those CPU and DDR frequencies look weird but this is a good start 👍

[StaticRocket]

May want to use the directories AM62LX to keep in line with what was done for AM62PX. Otherwise this is fine.

[sadik-smd]

May want to use the directories AM62LX to keep in line with what was done for AM62PX. Otherwise this is fine.

@praneethbajjuri to confirm the directory as 'AM62LX'

Author has updated the PR

[cshilwant]

@jeevantelukula @VeeruPrudhvi @jsuhaas22 for final reviews

[praneethbajjuri]

May want to use the directories AM62LX to keep in line with what was done for AM62PX. Otherwise this is fine.

@praneethbajjuri to confirm the directory as 'AM62LX'

Ack to keep it consistent "AM62LX"

[github-actions]

New warnings found with rstcheck:

source/devices/AM62LX/index.rst:9: (SEVERE/4) Problems with "include" directive path:
source/devices/AM62LX/index.rst:25: (SEVERE/4) Problems with "include" directive path:

[cshilwant]

@sadik-smd Provided more comments

[github-actions]

New warnings found with rstcheck:

source/devices/AM62LX/index.rst:9: (SEVERE/4) Problems with "include" directive path:
source/devices/AM62LX/index.rst:25: (SEVERE/4) Problems with "include" directive path:

Author has updated the PR