361114359f
According to Purism, the imx8mq-librem5.dtb alias is going away soon, and we should be using the -r2 dtb. The -r2 dtb (which represents Birch/Chestnut L5 variants) is most compatible, it'll boot on later variants. dtbs for later L5 devices won't work on older devices.
31 lines
904 B
Batchfile
31 lines
904 B
Batchfile
setenv bootargs init=/init.sh rw console=ttymxc0,115200 cma=256M PMOS_NO_OUTPUT_REDIRECT PMOS_FORCE_PARTITION_RESIZE
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setenv mmcdev 0
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setenv mmcpart 1
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printenv
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# select the correct dtb based on device revision
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# default to "-r2" if board_rev isn't set, since it'll boot on any librem5
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# revision
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dtb_file=imx8mq-librem5-r2.dtb
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if itest.s "x3" == "x$board_rev" ; then
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dtb_file=imx8mq-librem5-r3.dtb
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elif itest.s "x4" == "x$board_rev" ; then
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dtb_file=imx8mq-librem5-r4.dtb
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fi
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echo Loading DTB
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ext2load mmc ${mmcdev}:${mmcpart} ${fdt_addr_r} ${dtb_file}
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echo Loading Initramfs
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ext2load mmc ${mmcdev}:${mmcpart} ${ramdisk_addr_r} uInitrd-purism-librem5
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echo Loading Kernel
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ext2load mmc ${mmcdev}:${mmcpart} ${kernel_addr_r} vmlinuz-purism-librem5
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echo Resizing FDT
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fdt addr ${fdt_addr_r}
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fdt resize
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echo Booting kernel
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booti ${kernel_addr_r} ${ramdisk_addr_r}:${filesize} ${fdt_addr_r}
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