tree 0d7212a1df34f46fdf882fc288c4ec133a875e93
parent 4eab62519f8f58aa5f72787877c459925399d617
author Matt Wilson <mtwilson@quicinc.com> 1246302784 -0500
committer Daniel Walker <dwalker@codeaurora.org> 1273680880 -0700

arm: msm: add vreg reference count

Support independent enable and disable by clients for common
vreg. First enable switches on and last disable switches off.

This change has no check for voltage level so clients
must agree on level for common vreg.

Signed-off-by: Matthew Wilson <mtwilson@quicinc.com>