ARM: dts: imx7d-pico: Add initial support

Add the initial support for imx7d-pico board.

Add support for eMMC, USB host, USB device, PMIC, Ethernet and audio.

For more information about this board, please visit:
http://www.technexion.org/products/pico/pico-som/pico-imx7-emmc

---
Change since v3:
- Remove 'enable-active-low' property

 arch/arm/boot/dts/Makefile       |   1 +
 arch/arm/boot/dts/imx7d-pico.dts | 387 +++++++++++++++++++++++++++++++++++++++
 2 files changed, 388 insertions(+)
 create mode 100644 arch/arm/boot/dts/imx7d-pico.dts

index 9c5e1d9..1d42979 100644
@@ -476,6 +476,7 @@ dtb-$(CONFIG_SOC_IMX7D) += \
 	imx7d-cl-som-imx7.dtb \
 	imx7d-colibri-eval-v3.dtb \
 	imx7d-nitrogen7.dtb \
+	imx7d-pico.dtb \
 	imx7d-sbc-imx7.dtb \
 	imx7d-sdb.dtb \
 	imx7d-sdb-sht11.dtb \

1.9.1

Applied, thanks.