ARM: dts: imx6dl: add alias for I2C4 bus
ARM: dts: imx6dl: add alias for I2C4 bus

On registration I2C bus drivers attemp to get ids from device tree
aliases, add a missing alias for I2C4 found on iMX6 DualLite/Solo.

Signed-off-by: Vladimir Zapolskiy <aae3600aa0f27779eff45ce7dd3e8c28195eb14a@mentor.com>
Signed-off-by: Shawn Guo <912cf7eb7d8018e2943586ae6657d21fd4e38239@linaro.org>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs