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- .. SPDX-License-Identifier: GPL-2.0+
- U-Boot for ODROID-GO-ULTRA (S922X)
- ==================================
- The ODROID GO ULTRA is a portable gaming device with the following characteristics:
- - Amlogic S922X SoC
- - RK817 & RK818 PMICs
- - 2GiB LPDDR4
- - On board 16GiB eMMC
- - Micro SD Card slot
- - 5inch 854×480 MIPI-DSI TFT LCD
- - Earphone stereo jack, 0.5Watt 8Ω Mono speaker
- - Li-Polymer 3.7V/4000mAh Battery
- - USB-A 2.0 Host Connector
- - x16 GPIO Input Buttons
- - 2x ADC Analog Joysticks
- - USB-C Port for USB2 Device and Charging
- U-Boot Compilation
- ------------------
- .. code-block:: bash
- $ export CROSS_COMPILE=aarch64-none-elf-
- $ make odroid-go-ultra_defconfig
- $ make
- U-Boot Signing with Pre-Built FIP repo
- --------------------------------------
- .. code-block:: bash
- $ git clone https://github.com/LibreELEC/amlogic-boot-fip --depth=1
- $ cd amlogic-boot-fip
- $ mkdir my-output-dir
- $ ./build-fip.sh odroid-go-ultra /path/to/u-boot/u-boot.bin my-output-dir
- Then write the image to SD or eMMC with:
- .. code-block:: bash
- $ DEV=/dev/boot_device
- $ dd if=fip/u-boot.bin.sd.bin of=$DEV conv=fsync,notrunc bs=512 skip=1 seek=1
- $ dd if=fip/u-boot.bin.sd.bin of=$DEV conv=fsync,notrunc bs=1 count=440
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