Age | Commit message (Collapse) | Author | |
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2024-09-05 | platform: cznic: turris-omnia-mcu: Fix error check in omnia_mcu_register_trng() | Dan Carpenter | |
The gpiod_to_irq() function never returns zero. It returns negative error codes or a positive IRQ number. Update the checking to check for negatives. Fixes: 41bb142a4028 ("platform: cznic: turris-omnia-mcu: Add support for MCU provided TRNG") Signed-off-by: Dan Carpenter <dan.carpenter@linaro.org> Reviewed-by: Marek Behún <kabel@kernel.org> Signed-off-by: Arnd Bergmann <arnd@arndb.de> | |||
2024-07-01 | platform: cznic: turris-omnia-mcu: Add support for MCU provided TRNG | Marek Behún | |
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> |