omap: Don't use gpio_free to change direction to input
gpio_free() should not have the side effect of setting the line to input since this prevents the gpio command from being able to set a line as output. Signed-off-by: NJoe Hershberger <joe.hershberger@ni.com> Cc: Joe Hershberger <joe.hershberger@gmail.com> Cc: Sandeep Paulraj <s-paulraj@ti.com> Signed-off-by: NSandeep Paulraj <s-paulraj@ti.com>
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