Allow NAP on all targets. The splitting of the clock enable and disable calls into enable/prepare and disable/unprepare allows us to safely make this change for all targets. Change-Id: I03d909b86aef33631a887d159cf0a807a6d0ae75 Signed-off-by: Lucille Sylvester <lsylvest@codeaurora.org> Signed-off-by: Jordan Crouse <jcrouse@codeaurora.org> Signed-off-by: Carter Cooper <ccooper@codeaurora.org> Signed-off-by: Iliyan Malchev <malchev@google.com>