diff --git a/docs/getting_started/build-options.rst b/docs/getting_started/build-options.rst
index d934bdc..3ebdbcc 100644
--- a/docs/getting_started/build-options.rst
+++ b/docs/getting_started/build-options.rst
@@ -624,7 +624,7 @@
    +---------------------------+------------------------------------+
    |         KEY_ALG           |        Possible key sizes          |
    +===========================+====================================+
-   |           rsa             | 1024 , 2048 (default), 3072, 4096* |
+   |           rsa             | 1024 , 2048 (default), 3072, 4096  |
    +---------------------------+------------------------------------+
    |          ecdsa            |            unavailable             |
    +---------------------------+------------------------------------+
@@ -633,10 +633,6 @@
    |  ecdsa-brainpool-twisted  |            unavailable             |
    +---------------------------+------------------------------------+
 
-
-   * Only 2048 bits size is available with CryptoCell 712 SBROM release 1.
-     Only 3072 bits size is available with CryptoCell 712 SBROM release 2.
-
 -  ``HASH_ALG``: This build flag enables the user to select the secure hash
    algorithm. It accepts 3 values: ``sha256``, ``sha384`` and ``sha512``.
    The default value of this flag is ``sha256``.
diff --git a/docs/getting_started/porting-guide.rst b/docs/getting_started/porting-guide.rst
index aa57e1d..985ad22 100644
--- a/docs/getting_started/porting-guide.rst
+++ b/docs/getting_started/porting-guide.rst
@@ -305,13 +305,6 @@
    Firmware Update (FWU) certificate identifier, used by NS_BL1U to load the
    FWU content certificate.
 
--  **#define : PLAT_CRYPTOCELL_BASE**
-
-   This defines the base address of Arm® TrustZone® CryptoCell and must be
-   defined if CryptoCell crypto driver is used for Trusted Board Boot. For
-   capable Arm platforms, this driver is used if ``ARM_CRYPTOCELL_INTEG`` is
-   set.
-
 If the AP Firmware Updater Configuration image, BL2U is used, the following
 must also be defined: