This is a preparatory step for multiple regulator per device support.
Move the voltage/current variables to a new structure.
Signed-off-by: NViresh Kumar <viresh.kumar@linaro.org>
Tested-by: NDave Gerlach <d-gerlach@ti.com>
Reviewed-by: NStephen Boyd <sboyd@codeaurora.org>
Signed-off-by: NRafael J. Wysocki <rafael.j.wysocki@intel.com>