omap4: replacing OMAP4_CONTROL with OMAP4430_CONTROL

OMAP4460 has a different set of values for the ID code, so moving the
old ones to be related just with 4430.

Signed-off-by: Ricardo Salveti de Araujo <ricardo.salveti@linaro.org>
Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>