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https://github.com/brain-hackers/u-boot-brain
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539b1e228f
As per USDHC boot eFUSE descriptions: USDHC3 => devno 2 USDHC4 => devno 3 Linux will detect mmc0, mmc1, mmc2 based on the status "okay" on usdhc so imx6qdl-icore-rqs.dtsi has enabled usdhc1, usdhc3 and usdhc4.But U-Boot can detect based on the aliases so add mmc1, mmc2 for usdhc3 and usdhc4 respectively and return the board_mmc_get_env_dev by subtracting -1 Signed-off-by: Jagan Teki <jagan@amarulasolutions.com> |
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| .. | ||
| icorem6_rqs.c | ||
| Kconfig | ||
| MAINTAINERS | ||
| Makefile | ||
| README | ||
How to use U-Boot on Engicam i.CoreM6 RQS Solo/DualLite and Quad/Dual Starter Kit: ---------------------------------------------------------------------------------- $ make mrproper - Configure U-Boot for Engicam i.CoreM6 RQS Quad/Dual/Solo/DualLite: $ make imx6qdl_icore_rqs_defconfig - Build U-Boot $ make This will generate the SPL image called SPL and the u-boot-dtb.img. - Flash the SPL image into the micro SD card: sudo dd if=SPL of=/dev/mmcblk0 bs=1k seek=1; sync - Flash the u-boot-dtb.img image into the micro SD card: sudo dd if=u-boot-dtb.img of=/dev/mmcblk0 bs=1k seek=69; sync - Jumper settings: MMC Boot: JM3 Closed - Connect the Serial cable between the Starter Kit and the PC for the console. (J28 is the Linux Serial console connector) - Insert the micro SD card in the board, power it up and U-Boot messages should come up.