ARM: dts: ipq4019: Add ipq4019-ap.dk04.dtsi

Add the common parts for the dk04 boards.

Reviewed-by: Abhishek Sahu <absahu@codeaurora.org>
Signed-off-by: Sricharan R <sricharan@codeaurora.org>
Signed-off-by: Andy Gross <andy.gross@linaro.org>