ARM: omap: Fix dts files w/ status property: "disable" -> "disabled"

This patches fixes some status = "disable" strings to "disabled", the correct
way of disabling nodes in the devicetree.

Just the OMAP part here, the rest goes via other patches and trees.

Signed-off-by: Roland Stigge <stigge@antcom.de>
Acked-by: Rob Herring <rob.herring@calxeda.com>
Acked-by: Benoit Cousson <b-cousson@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>