[PATCH v3 0/9] hwrng: stm32: support STM32MP13x platforms

Herbert Xu herbert at gondor.apana.org.au
Sun Oct 1 01:33:35 PDT 2023


On Thu, Sep 21, 2023 at 10:02:52AM +0200, Gatien Chevallier wrote:
> The STM32MP13x platforms have a RNG hardware block that supports
> customization, a conditional reset sequences that allows to
> recover from certain situations and a configuration locking
> mechanism.
> 
> This series adds support for the mentionned features. Note that
> the hardware RNG can and should be managed in the secure world
> for this platform, hence the rng not being default enabled on
> the STM32MP135F-DK board.
> 
> Changes in V2:
> 	- Use pm_ptr() and add __maybe_unused on PM API
> 	- Correct bug using WARN_ON
> 
> Changes in V3:
> 	- Squash of bindings patches
> 	- st,rng-lock-conf property declaration rework
> 	- Fix stm32_rng_pm_ops declaration in patch [5/9]
> 
> Gatien Chevallier (9):
>   dt-bindings: rng: introduce new compatible for STM32MP13x
>   hwrng: stm32 - use devm_platform_get_and_ioremap_resource() API
>   hwrng: stm32 - implement STM32MP13x support
>   hwrng: stm32 - implement error concealment
>   hwrng: stm32 - rework error handling in stm32_rng_read()
>   hwrng: stm32 - restrain RNG noise source clock
>   hwrng: stm32 - support RNG configuration locking mechanism
>   hwrng: stm32 - rework power management sequences
>   ARM: dts: stm32: add RNG node for STM32MP13x platforms
> 
>  .../devicetree/bindings/rng/st,stm32-rng.yaml |  20 +-
>  arch/arm/boot/dts/st/stm32mp131.dtsi          |   8 +
>  drivers/char/hw_random/stm32-rng.c            | 511 +++++++++++++++---
>  3 files changed, 455 insertions(+), 84 deletions(-)
> 
> -- 
> 2.25.1

Patches 1-8 applied.  Thanks.
-- 
Email: Herbert Xu <herbert at gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt



More information about the linux-arm-kernel mailing list