DTS: Add esdhc3 device tree description tuning for HSC|DDC boards

In this commit the esdhc3 controller is enabled as well as it is remaped
to mmc0 to not break legacy code.

The pinctrl setup (e.g. 0x1e4) is the same as one from in-board file
definition.

Signed-off-by: Lukasz Majewski <lukma@denx.de>
1 file changed