Merge "fix(tc): correct register write in rng trap handler" into integration

fix(tc): correct register write in rng trap handler

Fix the TC rng trap handler to write the random value to the correct
GP register. The handler previously passed the register number to
write_ctx_r

fix(tc): correct register write in rng trap handler

Fix the TC rng trap handler to write the random value to the correct
GP register. The handler previously passed the register number to
write_ctx_reg() instead of the register offset which resulted in the
incorrect register being modified.

Change-Id: I1063b7d1e17037f60a745ceb6653cd3419ec6a67
Signed-off-by: Aditya Deshpande <aditya.deshpande@arm.com>

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Merge changes from topic "us_tc_trng" into integration

* changes:
feat(tc): get entropy with PSA Crypto API
feat(psa): add interface with RSE for retrieving entropy
fix(psa): guard Crypto APIs

Merge changes from topic "us_tc_trng" into integration

* changes:
feat(tc): get entropy with PSA Crypto API
feat(psa): add interface with RSE for retrieving entropy
fix(psa): guard Crypto APIs with CRYPTO_SUPPORT
feat(tc): enable trng
feat(tc): initialize the RSE communication in earlier phase

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feat(tc): enable trng

Enable the trng on the platform, which can be used by other features.
`rng-seed` has been removed and enabled `FEAT_RNG_TRAP` to trap to EL3
when accessing system registers RND

feat(tc): enable trng

Enable the trng on the platform, which can be used by other features.
`rng-seed` has been removed and enabled `FEAT_RNG_TRAP` to trap to EL3
when accessing system registers RNDR and RNDRRS

Change-Id: Ibde39115f285e67d31b14863c75beaf37493deca
Signed-off-by: Leo Yan <leo.yan@arm.com>
Signed-off-by: Icen Zeyada <Icen.Zeyada2@arm.com>

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