dt-bindings: arm: fsl: document i.MX7S boards

Document and adjust the compatibles for i.MX7S based boards.
The Toradex boards use multiple compatibles.

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Krzysztof Kozlowski 2020-11-10 19:50:33 +01:00 • committed by Shawn Guo
commit 716ff4746c