ARM: dts: Add stdout-path property to i.MX boards

This adds the stdout-path property to various i.MX boards. Values
of the property have been taken from barebox, so they should be
correct. Also, the older linux,stdout-path property is converted
to stdout-path.

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Shawn Guo <shawn.guo@freescale.com>

diff --cc arch/arm/boot/dts/imx25-karo-tx25.dts
Simple merge

diff --cc arch/arm/boot/dts/imx27-phytec-phycard-s-rdk.dts
Simple merge

diff --cc arch/arm/boot/dts/imx27-phytec-phycore-rdk.dts
Simple merge

diff --cc arch/arm/boot/dts/imx51-babbage.dts
Simple merge

diff --cc arch/arm/boot/dts/imx53-mba53.dts
Simple merge

diff --cc arch/arm/boot/dts/imx53-qsb-common.dtsi
Simple merge

diff --cc arch/arm/boot/dts/imx6dl-hummingboard.dts
Simple merge

diff --cc arch/arm/boot/dts/imx6q-dmo-edmqmx6.dts
Simple merge

diff --cc arch/arm/boot/dts/imx6q-gk802.dts
Simple merge

diff --cc arch/arm/boot/dts/imx6q-phytec-pbab01.dts
Simple merge

diff --cc arch/arm/boot/dts/imx6q-udoo.dts
Simple merge

diff --cc arch/arm/boot/dts/imx6qdl-dfi-fs700-m60.dtsi
Simple merge

diff --cc arch/arm/boot/dts/imx6qdl-nitrogen6x.dtsi
Simple merge

diff --cc arch/arm/boot/dts/imx6qdl-sabrelite.dtsi
Simple merge

diff --cc arch/arm/boot/dts/imx6qdl-sabresd.dtsi
Simple merge