ARM: dts: zynq: Add SDHCI nodes

Add nodes for the Arasan SDHCI controller to Zynq dts files.

Signed-off-by: Soren Brinkmann <soren.brinkmann@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Signed-off-by: Olof Johansson <olof@lixom.net>

diff --cc arch/arm/boot/dts/zynq-7000.dtsi
Simple merge

diff --cc arch/arm/boot/dts/zynq-zc702.dts
Simple merge

diff --cc arch/arm/boot/dts/zynq-zc706.dts
Simple merge

diff --cc arch/arm/boot/dts/zynq-zed.dts
Simple merge