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-rw-r--r--docs/user-guide.rst8
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diff --git a/docs/user-guide.rst b/docs/user-guide.rst
index 47a04a315..2632329a2 100644
--- a/docs/user-guide.rst
+++ b/docs/user-guide.rst
@@ -707,14 +707,6 @@ Arm development platform specific build options
sets the TSP location to DRAM and ignores the ``ARM_TSP_RAM_LOCATION`` build
flag.
-- ``ARM_BOARD_OPTIMISE_MEM``: Boolean option to enable or disable optimisation
- of the memory reserved for each image. This affects the maximum size of each
- BL image as well as the number of allocated memory regions and translation
- tables. By default this flag is 0, which means it uses the default
- unoptimised values for these macros. Arm development platforms that wish to
- optimise memory usage need to set this flag to 1 and must override the
- related macros.
-
- ``ARM_CONFIG_CNTACR``: boolean option to unlock access to the ``CNTBase<N>``
frame registers by setting the ``CNTCTLBase.CNTACR<N>`` register bits. The
frame number ``<N>`` is defined by ``PLAT_ARM_NSTIMER_FRAME_ID``, which should