Create a new regulator driver, gpio-regulator, which wraps around a GPIO that is the enable signal for a physical regulator. Change-Id: I541a9a1cd3a6ffe3200ffaeee9f0f62db5e65795 Signed-off-by: David Collins <collinsd@codeaurora.org> [sboyd: Moved to msm-gpio-regulator to not conflcit with upstream's version of essentially the same driver] Signed-off-by: Stephen Boyd <sboyd@codeaurora.org>