scsi: ufs: exynos: Add EXYNOS_UFS_OPT_UFSPR_SECURE option

This option is intended to be set on platforms whose ufspr registers are
only accessible via smc call (such as gs101).

Signed-off-by: Peter Griffin <peter.griffin@linaro.org>
Link: https://lore.kernel.org/r/20240426122004.2249178-3-peter.griffin@linaro.org


Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Tested-by: Will McVicker <willmcvicker@google.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>