38 lines
1.3 KiB
Plaintext
38 lines
1.3 KiB
Plaintext
#
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# /boot/boot.txt
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# After modifying, run "ppp-uboot-mkscr" to re-generate the U-Boot boot script.
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#
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#
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# This is the description of the GPIO lines used in this boot script:
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#
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# GPIO #105 is GPIO3_B1, or RK3399 ball C27, which controls the vibrator motor
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# GPIO #154 is GPIO4_D2, or RK3399 ball AH3, which controls the red part of the multicolor LED
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# GPIO #157 is GPIO4_D5, or RK3399 ball AJ3, which controls the green part of the multicolor LED
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# GPIO #158 is GPIO4_D6, or RK3399 ball AG4, which controls the blue part of the multicolor LED
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#
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gpio set 105
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gpio set 154
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# Set root partition to the second partition of boot device
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part uuid ${devtype} ${devnum}:1 uuid_boot
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part uuid ${devtype} ${devnum}:2 uuid_root
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setenv bootargs loglevel=4 console=tty0 console=${console} earlycon=uart8250,mmio32,0xff1a0000 consoleblank=0 boot=PARTUUID=${uuid_boot} root=PARTUUID=${uuid_root} rw rootwait quiet audit=0
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if load ${devtype} ${devnum}:${distro_bootpart} ${kernel_addr_r} /Image; then
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gpio clear 105
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if load ${devtype} ${devnum}:${distro_bootpart} ${fdt_addr_r} /dtbs/${fdtfile}; then
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if load ${devtype} ${devnum}:${distro_bootpart} ${ramdisk_addr_r} /initramfs-linux.img; then
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gpio set 157
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booti ${kernel_addr_r} ${ramdisk_addr_r}:${filesize} ${fdt_addr_r};
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else
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gpio set 158
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booti ${kernel_addr_r} - ${fdt_addr_r};
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fi;
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fi;
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fi
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# EOF
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