board/orangepi/orangepi-zero: using PARTUUID to identify root filesystem
The mmc block device number can vary, so passing a mmc block device to specify the location of the rootfs is not a reliable approach. Instead, use the root=PARTUUID=<uuid> mechanism, where the uuid is found by U-Boot. Signed-off-by: Sergey Kuzminov <kuzminov.sergey81@gmail.com> Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
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setenv fdt_high ffffffff
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setenv bootargs console=ttyS0,115200 earlyprintk root=/dev/mmcblk0p2 rootwait
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part uuid mmc 0:2 uuid
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setenv bootargs console=ttyS0,115200 root=PARTUUID=${uuid} rootwait
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fatload mmc 0 $kernel_addr_r zImage
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fatload mmc 0 $fdt_addr_r sun8i-h2-plus-orangepi-zero.dtb
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