spi: omap3_spi: Read platform data in ofdata_to_platdata()

Add an ofdata_to_platdata() callback to access dts in U-boot and
access all platform data in it. This prepares the driver for supporting
both device tree as well as static platform data structures in SPL.

Signed-off-by: Faiz Abbas <faiz_abbas@ti.com>
1 file changed