Revert "hammerhead: smem: split out shared memory initialization functionality"

This reverts commit a7b56fcfbc653b1625c54ee47b1bc33de2dbbef5.
Revert "msm: smem: add mpu based security support"

This reverts commit 3c623f7885fc04e29e930e88ed2f4429efc14a4c.
Revert "msm: smd: add support for secondary channel table"

This reverts commit 1481c709c10eca52e17225d22b67c1a5878f0437.
Revert "msm: smem: split out shared memory initialization functionality"

This reverts commit 39164ac8b634d3f828c86d2b90861031a898c985.