Some commercial SIMS require a longer stop bit. This change makes the driver confirm to the standard. Change-Id: I270a101213d7dd31acf2608786541e3f11e2f2b8 Acked-by: Kaushik Sikdar <ksikdar@qualcomm.com> Signed-off-by: Rohit Vaswani <rvaswani@codeaurora.org> (cherry picked from commit 5fca38fe5fc4068842e854fd0111c898e6ec7cd5) (cherry picked from commit 9747c0d823d5fd6681769febeccf7819c6382d11)