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| readme.txt | H A D | 05-Jun-2025 | 1.9 KiB | 75 | 50 |
readme.txt
1*************************** 2Freescale i.MX6UL EVK board 3*************************** 4 5This file documents the Buildroot support for the Freescale i.MX6UL EVK board. 6 7Please read the i.MX6UL Evaluation Kit Quick Start Guide [1] for an 8introduction to the board. 9 10Build 11===== 12 13First, configure Buildroot for your i.MX6UL EVK board: 14 15In order to to do so there are two supported options: 16 17 make freescale_imx6ulevk_defconfig 18 19if you plan to use NXP provided U-Boot and kernel. 20 21or 22 23 make imx6ulevk_defconfig 24 25if you plan to use mainline U-Boot and mainline kernel. 26 27Build all components: 28 29 make 30 31You will find in ./output/images/ the following files: 32 - imx6ul-14x14-evk.dtb 33 - rootfs.ext4 34 - rootfs.tar 35 - sdcard.img 36 - u-boot.imx 37 - zImage 38 39Create a bootable microSD card 40============================== 41 42To determine the device associated to the microSD card have a look in the 43/proc/partitions file: 44 45 cat /proc/partitions 46 47Buildroot prepares a bootable "sdcard.img" image in the output/images/ 48directory, ready to be dumped on a microSD card. Launch the following 49command as root: 50 51 dd if=./output/images/sdcard.img of=/dev/<your-microsd-device> 52 53*** WARNING! This will destroy all the card content. Use with care! *** 54 55For details about the medium image layout, see the definition in 56board/freescale/common/imx/genimage.cfg.template. 57 58Boot the i.MX6UL EVK board 59========================= 60 61To boot your newly created system (refer to the i.MX6UL EVK Quick Start Guide 62[1] for guidance): 63- insert the microSD card in the microSD slot of the board; 64- verify that your i.MX6UL EVK board jumpers and switches are set as mentioned 65 in the i.MX6UL EVK Quick Start Guide [1]; 66- put a micro USB cable into the Debug USB Port and connect using a terminal 67 emulator at 115200 bps, 8n1; 68- power on the board. 69 70Enjoy! 71 72References 73========== 74[1] http://cache.freescale.com/files/32bit/doc/quick_start_guide/IMX6ULTRALITEQSG.pdf 75