platform: cznic: turris-omnia-mcu: Add support for MCU provided TRNG

Add support for true random number generator provided by the MCU.
New Omnia boards come without the Atmel SHA204-A chip. Instead the
crypto functionality is provided by new microcontroller, which has
a TRNG peripheral.

Signed-off-by: Marek Behún <kabel@kernel.org>
Acked-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Link: https://lore.kernel.org/r/20240701113010.16447-7-kabel@kernel.org
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
This commit is contained in:
Marek Behún 2024-07-01 13:30:08 +02:00 • committed by Arnd Bergmann
commit 41bb142a40
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6 changed files with 120 additions and 2 deletions