uboot-phytec

ARM: rmobile: Migrate boards to RCar IIC drivers

Stop using the old ad-hoc SH I2C driver and use the new RCar IIC
driver instead. The SH I2C driver should be deprecated and removed
eventually.

Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
Cc: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>