Odroid-C2 - Revision history

Yuu: Added dmesg and /etc/os-release

2025-12-21T14:18:32Z

Added dmesg and /etc/os-release

Yuu at 14:07, 21 December 2025

2025-12-21T14:07:54Z

← Older revision		Revision as of 14:07, 21 December 2025
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	With a blank SD card, we can now format-it using the vfat file system.		With a blank SD card, we can now format-it using the vfat file system.

	'''~~Warning~~''' : DOUBLE-CHECK /dev/sda1 is indeed your SD card ! Or you'll loose all your data ! You have been warned !		'''WARNING''' : DOUBLE-CHECK <code>/dev/sda1</code> is indeed your SD card ! Or you'll loose all your data ! You have been warned !
	For this, it's preferable to run <~~pre~~>dmesg -We</~~pre~~> to check for the name, for example:		For this, it's preferable to run <code>dmesg -We</code> to check for the name, for example:
	<pre>		<pre>
	[ +0,004725] ums-realtek 1-1:1.0: USB Mass Storage device detected		[ +0,004725] ums-realtek 1-1:1.0: USB Mass Storage device detected
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	[ +0,000238] sd 0:0:0:0: [sda] Attached SCSI removable disk		[ +0,000238] sd 0:0:0:0: [sda] Attached SCSI removable disk
	</pre>		</pre>
	And also verify with <~~pre~~>fdisk -l</~~pre~~>		And also verify with <code>fdisk -l</code>
	<pre>		<pre>
	Disk /dev/sda: 7.28 GiB, 7818182656 bytes, 15269888 sectors		Disk /dev/sda: 7.28 GiB, 7818182656 bytes, 15269888 sectors
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	</pre>		</pre>

	Now we are sure that `/dev/sda` is really our SD card device and we can format our SD card:		Now we are sure that <code>/dev/sda</code> is really our SD card device and we can format our SD card using <code>mkfs.vfat /dev/sda1</code>
	<~~pre~~>mkfs.vfat /dev/sda1</~~pre~~>

	==Extract Alpine Linux==		==Extract Alpine Linux==
	Then mount and extract the Alpine Linux archive, for example if you do everything as root:		Then mount and extract the Alpine Linux archive, for example if you do everything as root:
	<pre>		<pre>
	# mount /dev/sda1 /mnt/sd		mount /dev/sda1 /mnt/sd
	# tar xvzfp /home/user/Downloads/alpine-uboot-3.23.2-aarch64.tar.gz -C /mnt/sd		tar xvzfp /home/user/Downloads/alpine-uboot-3.23.2-aarch64.tar.gz -C /mnt/sd
	</pre>		</pre>

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	Copy the u-boot.bin from your sd card to the git repository, and sign Amlogic u-boot binaries:		Copy the u-boot.bin from your sd card to the git repository, and sign Amlogic u-boot binaries:
	<pre>		<pre>
	cd amlogic-boot-fip/;		cd amlogic-boot-fip/
	/mnt/sd/u-boot/odroid-c2/u-boot.bin alpine.u-boot.bin;		/mnt/sd/u-boot/odroid-c2/u-boot.bin alpine.u-boot.bin
	./build-fip.sh odroid-c2 alpine.u-boot.bin my-output-dir		./build-fip.sh odroid-c2 alpine.u-boot.bin my-output-dir
	</pre>		</pre>

	==u-boot flashing==		==u-boot flashing==
	~~Now, make~~ sure your device is un-mouted <~~pre~~>umount /dev/sda1</~~pre~~>, then use dd to write u-boot.		'''WARNING''' : Make sure your device is <code>/dev/sda</code> !
			Also, check that the device is un-mouted using <code>umount /dev/sda1</code>, then use dd to write u-boot
	For example, using /dev/sda from previous commands and the signed u-boot (u-boot.bin.sd.bin) from amlogic-boot-fip tool.		For example, using /dev/sda from previous commands and the signed u-boot (u-boot.bin.sd.bin) from amlogic-boot-fip tool.
	<pre>		<pre>

Yuu: Changed platform : generic arm to generic uboot

2025-12-21T13:56:26Z

Changed platform : generic arm to generic uboot

← Older revision		Revision as of 13:56, 21 December 2025
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	==Introduction==		==Introduction==

	The Odroid-C2 single board computer is now well supported by Alpine/Linux and the "Generic ~~ARM~~ (aarch64)" build contains everything we need !		The Odroid-C2 single board computer is now well supported by Alpine/Linux and the "Generic U-Boot (aarch64)" build contains everything we need !

	What about the hardware side ?		What about the hardware side ?

Yuu: Alpine Linux now boot just fine for me :)

2025-12-21T10:21:50Z

Alpine Linux now boot just fine for me :)

Show changes

Bbbhltz: /* Booting */ typo

2023-04-17T15:23:16Z

Booting: typo

← Older revision		Revision as of 15:23, 17 April 2023
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	[[Category:ARM]]		[[Category:ARM]]
	[[Category:~~Harware~~]]		[[Category:Hardware]]

Bbbhltz: /* Booting */ adding category

2023-04-17T15:22:53Z

Booting: adding category

← Older revision		Revision as of 15:22, 17 April 2023
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	All details are available on the odroid wiki : https://wiki.odroid.com/accessory/development/usb_uart_kit		All details are available on the odroid wiki : https://wiki.odroid.com/accessory/development/usb_uart_kit

			[[Category:ARM]]
			[[Category:Harware]]

Yuu: Aligments

2022-04-11T20:48:54Z

Aligments

← Older revision		Revision as of 20:48, 11 April 2022
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	~~{{TOC right}}~~
	~~{{Style}}~~

	~~(Parts of this page are WIP, still incomplete and some might be incorrect.)~~

	==Introduction==		==Introduction==

	The Odroid-C2 single board computer is not very well supported by Alpine/Linux. However the "Generic ARM (aarch64)" build contains almost everything we need !		The Odroid-C2 single board computer is not very well supported by Alpine/Linux. However the "Generic ARM (aarch64)" build contains almost everything we need !


	What do we need ?		What do we need ?
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	* u-boot : provided u-boot does not autoboot without serial		* u-boot : provided u-boot does not autoboot without serial
	* system files : everything is okay		* system files : everything is okay


	On the hardware side:		On the hardware side:

Yuu: Removed troubleshooting section

2022-04-11T20:46:23Z

Removed troubleshooting section

← Older revision		Revision as of 20:46, 11 April 2022
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	All details are available on the odroid wiki : https://wiki.odroid.com/accessory/development/usb_uart_kit		All details are available on the odroid wiki : https://wiki.odroid.com/accessory/development/usb_uart_kit

	~~==Troubleshooting==~~
	~~''Work in progress''~~

Yuu: Booting part

2022-04-11T20:45:55Z

Booting part

← Older revision		Revision as of 20:45, 11 April 2022
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	==Booting==		==Booting==

			Connect your USB to TTL converter on your board : I noticed that you don't need to connect all wires, pin 1 don't seems to be is not mandatory at all.
			<pre>
			_____UART____
			\|Pin 4 - GND\|
			\|Pin 3 - RXD\|
			\|Pin 2 - TXD\|
			\|Pin 1 - VCC\|
			\___________\|
			</pre>

			All details are available on the odroid wiki : https://wiki.odroid.com/accessory/development/usb_uart_kit

	==Troubleshooting==		==Troubleshooting==
	''Work in progress''		''Work in progress''

Yuu: Added booting part

2022-04-11T20:27:26Z

Added booting part

← Older revision		Revision as of 20:27, 11 April 2022
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	Please note that those two files must be placed in the /boot/ directory.		Please note that those two files must be placed in the /boot/ directory.


			==Booting==


	==Troubleshooting==		==Troubleshooting==
	''Work in progress''		''Work in progress''