platform: cznic: turris-omnia-mcu: Document the driver private data structure

Add more comprehensive documentation for the driver private data
structure, `struct omnia_mcu`.

Signed-off-by: Marek Behún <kabel@kernel.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
This commit is contained in:
Marek Behún 2024-11-11 11:39:57 +01:00 • committed by Arnd Bergmann
commit 372eb09cd9
No known key found for this signature in database
GPG key ID: 60AB47FFC9095227