This patch adds omap_hwmod data for UARTs on OMAP2 and OMAP3
platforms.

UART4 support for 3630 and OMAP2 hwmod data added by Govindraj R.
Signed-off-by: NGovindraj.R <govindraj.raja@ti.com>
Signed-off-by: NKevin Hilman <khilman@deeprootsystems.com>