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-rw-r--r-- | board/freescale/imx8mqevk/readme.txt | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/board/freescale/imx8mqevk/readme.txt b/board/freescale/imx8mqevk/readme.txt new file mode 100644 index 0000000000..d50dd6e203 --- /dev/null +++ b/board/freescale/imx8mqevk/readme.txt @@ -0,0 +1,83 @@ +*************************** +Freescale i.MX8mq EVK board +*************************** + +This file documents the Buildroot support for the Freescale i.MX8mq +EVK board. + +Hardware support +================ + +Currently only basic support for hardware is available, currently no +support for GPU, VPU and other HW features. + +Build +===== + +First, configure Buildroot for the i.MX8mq EVK board: + + make freescale_imx8mqevk_defconfig + +Build all components: + + make + +You will find in output/images/ the following files: + - bl31.bin + - boot.vfat + - fsl-imx8mq-evk.dtb + - Image + - imx-boot-imx8mqevk-sd.bin + - lpddr4_pmu_train_fw.bin + - rootfs.ext2 + - rootfs.ext4 + - rootfs.tar + - sdcard.img + - signed_hdmi_imx8m.bin + - u-boot.bin + - u-boot.imx + - u-boot-nodtb.bin + - u-boot-spl-ddr.bin + +Create a bootable SD card +========================= + +To determine the device associated to the SD card have a look in the +/proc/partitions file: + + cat /proc/partitions + +Buildroot prepares a bootable "sdcard.img" image in the output/images/ +directory, ready to be dumped on a SD card. Launch the following +command as root: + + dd if=output/images/sdcard.img of=/dev/<your-sd-device> + +*** WARNING! This will destroy all the card content. Use with care! *** + +For details about the medium image layout, see the definition in +board/freescale/common/imx/genimage.cfg.template_imx8. + +Boot the i.MX8mq EVK board +========================== + +To boot your newly created system: +- insert the SD card in the SD slot of the board; +- put a micro USB cable into the Debug USB Port and connect using a terminal + emulator at 115200 bps, 8n1; +- power on the board. + +Enable HDMI output +================== + +To enable HDMI output at boot you must provide the video kernel boot +argument. To set the video boot argument from U-Boot run after +stoping in U-Boot prompt: + +setenv mmcargs 'setenv bootargs console=${console} root=${mmcroot} video=HDMI-A-1:1920x1080-32@60' +saveenv +reset + +Change screen resolution to suit your connected display. + +Enjoy! |