avionic design with actual uboot and tooling

submodule of avionic design uboot bootloader and with included tools to
get you started , read readme.md and readme-tk1-loader.md

u-boot/board/boundary/nitrogen6x/6x_bootscript.txt

@@ -0,0 +1,63 @@
+setenv bootargs enable_wait_mode=off
+setenv nextcon 0;
+
+if hdmidet ; then
+	setenv bootargs $bootargs video=mxcfb${nextcon}:dev=hdmi,1280x720M@60,if=RGB24
+	setenv fbmem "fbmem=28M";
+	setexpr nextcon $nextcon + 1
+else
+	echo "------ no HDMI monitor";
+fi
+
+i2c dev 2
+if i2c probe 0x04 ; then
+	setenv bootargs $bootargs video=mxcfb${nextcon}:dev=ldb,LDB-XGA,if=RGB666
+	if test "0" -eq $nextcon; then
+		setenv fbmem "fbmem=10M";
+	else
+		setenv fbmem ${fbmem},10M
+	fi
+	setexpr nextcon $nextcon + 1
+else
+	echo "------ no Freescale display";
+fi
+
+if i2c probe 0x38 ; then
+	setenv bootargs $bootargs video=mxcfb${nextcon}:dev=ldb,1024x600M@60,if=RGB666
+	if test "0" -eq $nextcon; then
+		setenv fbmem "fbmem=10M";
+	else
+		setenv fbmem ${fbmem},10M
+	fi
+	setexpr nextcon $nextcon + 1
+else
+	echo "------ no 1024x600 display";
+fi
+
+if i2c probe 0x48 ; then
+	setenv bootargs $bootargs video=mxcfb${nextcon}:dev=lcd,CLAA-WVGA,if=RGB666
+	if test "0" -eq $nextcon; then
+		setenv fbmem "fbmem=10M";
+	else
+		setenv fbmem ${fbmem},10M
+	fi
+	setexpr nextcon $nextcon + 1
+else
+	echo "------ no 800x480 display";
+fi
+
+while test "3" -ne $nextcon ; do
+	setenv bootargs $bootargs video=mxcfb${nextcon}:off ;
+	setexpr nextcon $nextcon + 1 ;
+done
+
+setenv bootargs $bootargs $fbmem
+setenv bootargs "$bootargs console=ttymxc1,115200 vmalloc=400M consoleblank=0 rootwait"
+
+if test "sata" = "${dtype}" ; then
+	setenv bootargs "$bootargs root=/dev/sda1" ;
+else
+	setenv "bootargs $bootargs root=/dev/mmcblk0p1" ;
+fi
+${fs}load ${dtype} ${disk}:1 10800000 /boot/uImage && bootm 10800000 ;
+echo "Error loading kernel image"