Add nextthing boards

add chip, chippro and pocketchip

board/nextthing/chippro/uboot-env

@@ -0,0 +1,29 @@
+# Standard I/O
+stdin=serial
+stdout=serial,vga
+stderr=serial,vga
+console=ttyS0,115200
+
+# Load addresses
+bootm_size=0xf000000
+fdt_addr_r=0x43000000
+kernel_addr_r=0x42000000
+scriptaddr=0x43100000
+pxefile_addr_r=0x43200000
+ramdisk_addr_r=0x43300000
+
+# DT Options
+fdtfile=ntc-gr8-crumb.dtb
+
+# NAND Options
+mtdids=nand0=sunxi-nand.0
+mtdparts=mtdparts=sunxi-nand.0:4m(spl),4m(spl-backup),4m(uboot),4m(env),-(UBI)
+
+# Default boot options
+bootargs=root=ubi0:rootfs rootfstype=ubifs rw ubi.mtd=4 consoleblank=0
+#g_multi.file=/var/cache/g_mass_storage.img
+
+bootcmd=if test -n \${fel_booted} && test -n \${scriptaddr}; then echo '(FEL boot)'; source \${scriptaddr}; fi; mtdparts; ubi part UBI; ubifsmount ubi0:rootfs; ubifsload $fdt_addr_r /boot/$fdtfile; ubifsload $kernel_addr_r /boot/zImage; bootz $kernel_addr_r - $fdt_addr_r
+
+# Ethernet options
+usbnet_devaddr=de:ad:be:af:00:01