ARM: dts: socfpga: Add support of Terasic DE0 Atlas board

The Terasic DE0 Atlas board is also known as the DE0-Nano board.
This patch adds the DTS board file for the DE0-Nano Sockit board, and not
the DE0 Nano "Development Board".

Signed-off-by: Dalon Westergreen <dwesterg@gmail.com>
Signed-off-by: Dinh Nguyen <dinguyen@opensource.altera.com>
---
v3: Updated skew settings for the gmac1 node as this board is using the
    KSZ9031 PHY instead of the 9021 PHY.
v2: use stdpath-out for console and remove comment regarding u-boot ethaddr
diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
index 246473a..29e33aa 100644
--- a/arch/arm/boot/dts/Makefile
+++ b/arch/arm/boot/dts/Makefile
@@ -522,6 +522,7 @@
 	socfpga_arria5_socdk.dtb \
 	socfpga_arria10_socdk_sdmmc.dtb \
 	socfpga_cyclone5_socdk.dtb \
+	socfpga_cyclone5_de0_sockit.dtb \
 	socfpga_cyclone5_sockit.dtb \
 	socfpga_cyclone5_socrates.dtb \
 	socfpga_vt.dtb