63 lines
1.8 KiB
Plaintext
63 lines
1.8 KiB
Plaintext
#
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# U-Boot bootscript for EMMC/SD images created by Yocto.
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#
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# Set SOC type to "imx8qxp" if not already defined by U-Boot
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if test ! -n "${soc_type}"; then
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setenv soc_type "imx8qxp"
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fi
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#
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# Set device tree filename depending on the board ID (if defined)
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#
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if test -n "${board_id}"; then
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setenv fdt_file cc${soc_type}-sbc-express-id${board_id}.dtb
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else
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#
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# Set device tree filename depending on the hardware capabilities
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#
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if test -n "${module_ram}"; then
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setexpr module_has_wifi ${hwid_3} \& 1
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setexpr module_has_bt ${hwid_3} \& 2
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setexpr module_has_bt ${module_has_bt} / 2
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if test "${module_has_wifi}" = "1" &&
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test "${module_has_bt}" = "1"; then
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setenv fdt_file cc${soc_type}-sbc-express-wb.dtb
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else
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setenv fdt_file cc${soc_type}-sbc-express.dtb
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fi
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else
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#
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# Set device tree filename depending on the hardware variant
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#
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if test "${module_variant}" = "0x01" ||
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test "${module_variant}" = "0x02" ||
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test "${module_variant}" = "0x04"; then
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setenv fdt_file cc${soc_type}-sbc-express-wb.dtb
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elif test "${module_variant}" = "0x03" ||
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test "${module_variant}" = "0x05" ||
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test "${module_variant}" = "0x06"; then
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setenv fdt_file cc${soc_type}-sbc-express.dtb
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else
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setenv fdt_file cc${soc_type}-sbc-express-wb.dtb
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fi
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fi
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fi
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# Get the UUID of the configured boot partition.
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part uuid mmc ${mmcbootdev}:${mmcpart} bootpart
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# Check the boot source.
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if test "${bootpart}" = "${part1_uuid}"; then
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# We are booting from the eMMC using 'linux'.
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true
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elif test "${bootpart}" = "${part2_uuid}"; then
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# We are booting from the eMMC using 'recovery'.
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setenv boot_initrd true
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setenv initrd_file uramdisk-recovery.img
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else
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# We are booting from the SD card.
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setenv mmcroot /dev/mmcblk${mmcbootdev}p2
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fi
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dboot linux mmc ${mmcbootdev}:${mmcpart}
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