uboot-imx

i2c: rcar_i2c: Set the slave address from rcar_i2c_xfer

It needs to be done for both reads and writes, so do it at rcar_i2c_xfer
to avoid duplication.

Signed-off-by: Ismael Luceno <ismael.luceno@silicon-gears.com>
Reviewed-by: Marek Vasut <marek.vasut+renesas@gmail.com>
Reviewed-by: Heiko Schocher <hs@denx.de>