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