1*4882a593Smuzhiyun***************************** 2*4882a593SmuzhiyunTechnexion i.MX6UL Pico board 3*4882a593Smuzhiyun***************************** 4*4882a593Smuzhiyun 5*4882a593SmuzhiyunThis file documents the Buildroot support for the Technexion i.MX6UL Pico board. 6*4882a593Smuzhiyun 7*4882a593SmuzhiyunBuild 8*4882a593Smuzhiyun===== 9*4882a593Smuzhiyun 10*4882a593SmuzhiyunFirst, configure Buildroot for the i.MX6UL Pico board: 11*4882a593Smuzhiyun 12*4882a593Smuzhiyun make imx6ulpico_defconfig 13*4882a593Smuzhiyun 14*4882a593SmuzhiyunBuild all components: 15*4882a593Smuzhiyun 16*4882a593Smuzhiyun make 17*4882a593Smuzhiyun 18*4882a593SmuzhiyunYou will find in output/images/ the following files: 19*4882a593Smuzhiyun - imx6ul-pico-hobbit.dtb 20*4882a593Smuzhiyun - rootfs.ext4 21*4882a593Smuzhiyun - rootfs.tar 22*4882a593Smuzhiyun - sdcard.img 23*4882a593Smuzhiyun - u-boot.imx 24*4882a593Smuzhiyun - zImage 25*4882a593Smuzhiyun 26*4882a593SmuzhiyunCreate a bootable SD card 27*4882a593Smuzhiyun========================= 28*4882a593Smuzhiyun 29*4882a593SmuzhiyunIn the U-Boot prompt lauch: 30*4882a593Smuzhiyun 31*4882a593Smuzhiyun=> ums 0 mmc 0 32*4882a593Smuzhiyun 33*4882a593SmuzhiyunThis will mount the eMMC content in the host PC as a mass storage device. 34*4882a593Smuzhiyun 35*4882a593SmuzhiyunTo determine the device associated to the eMMC card have a look in the 36*4882a593Smuzhiyun/proc/partitions file: 37*4882a593Smuzhiyun 38*4882a593Smuzhiyun cat /proc/partitions 39*4882a593Smuzhiyun 40*4882a593SmuzhiyunBuildroot prepares a bootable "sdcard.img" image in the output/images/ 41*4882a593Smuzhiyundirectory, ready to be dumped on the eMMC card. Launch the following 42*4882a593Smuzhiyuncommand as root: 43*4882a593Smuzhiyun 44*4882a593Smuzhiyun dd if=output/images/sdcard.img of=/dev/<your-sd-device> 45*4882a593Smuzhiyun 46*4882a593Smuzhiyun*** WARNING! This will destroy all the card content. Use with care! *** 47*4882a593Smuzhiyun 48*4882a593SmuzhiyunFor details about the medium image layout, see the definition in 49*4882a593Smuzhiyunboard/freescale/common/imx/genimage.cfg.template. 50*4882a593Smuzhiyun 51*4882a593SmuzhiyunBoot the i.MX6UL Pico board 52*4882a593Smuzhiyun========================= 53*4882a593Smuzhiyun 54*4882a593SmuzhiyunTo boot your newly created system: 55*4882a593Smuzhiyun- put a micro USB cable into the Debug USB Port and connect using a terminal 56*4882a593Smuzhiyun emulator at 115200 bps, 8n1; 57*4882a593Smuzhiyun- power on the board. 58*4882a593Smuzhiyun 59*4882a593SmuzhiyunUsing Wifi 60*4882a593Smuzhiyun========== 61*4882a593Smuzhiyun 62*4882a593Smuzhiyun# modprobe brcmfmac 63*4882a593Smuzhiyun# iwconfig wlan0 essid ACCESSPOINTNAME 64*4882a593Smuzhiyun# wpa_passphrase ACCESSPOINTNAME > /etc/wpa.conf 65*4882a593Smuzhiyun(enter the wifi password and press enter) 66*4882a593Smuzhiyun# wpa_supplicant -Dwext -iwlan0 -c /etc/wpa.conf & 67*4882a593Smuzhiyun# udhcpc -i wlan0 68*4882a593Smuzhiyun# ping buildroot.org 69*4882a593Smuzhiyun 70*4882a593SmuzhiyunEnjoy! 71