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Commit 6a0bc352 authored by Patrick Delaunay's avatar Patrick Delaunay Committed by Greg Kroah-Hartman
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nvmem: stm32: add OP-TEE support for STM32MP13x



For boot with OP-TEE on STM32MP13, the communication with the secure
world no more use STMicroelectronics SMC but communication with the
STM32MP BSEC TA, for data access (read/write) or lock operation:
- all the request are sent to OP-TEE trusted application,
- for upper OTP with ECC protection and with word programming only
  each OTP are permanently locked when programmed to avoid ECC error
  on the second write operation

Signed-off-by: default avatarPatrick Delaunay <patrick.delaunay@foss.st.com>
Reviewed-by: default avatarEtienne Carriere <etienne.carriere@linaro.org>
Signed-off-by: default avatarSrinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/20230206134356.839737-18-srinivas.kandagatla@linaro.org


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 50014d65
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