Which is no longer needed after commit
b67a8b29df ("arm64: mm: only initialize swiotlb when necessary").
Signed-off-by: Tao Huang <huangtao@rock-chips.com>
Change-Id: If1afd62f81b37f81cfdfc9bb4ef95e753b2006c4
arm64 do not support earlyprintk, and use earlycon instead.
Change-Id: I089707eb69f6ad985fb4040248dc62d6ccd0dd78
Signed-off-by: Liang Chen <cl@rock-chips.com>