From 16ea7fcb4e70a1962fdd8f17b3ad152d40dd5d0a Mon Sep 17 00:00:00 2001 From: Christian Hewitt Date: Mon, 20 Mar 2023 11:45:55 +0000 Subject: [PATCH] doc: boards: amlogic: update documentation for ODROID-N2L Improve documentation. Signed-off-by: Christian Hewitt Link: https://lore.kernel.org/r/20230320114609.930145-20-christianshewitt@gmail.com [narmstrong: fixed doc build] Signed-off-by: Neil Armstrong --- doc/board/amlogic/odroid-n2l.rst | 34 ++++++++++++++++++++++---------- 1 file changed, 24 insertions(+), 10 deletions(-) diff --git a/doc/board/amlogic/odroid-n2l.rst b/doc/board/amlogic/odroid-n2l.rst index afd4409d1b..6d58175974 100644 --- a/doc/board/amlogic/odroid-n2l.rst +++ b/doc/board/amlogic/odroid-n2l.rst @@ -1,22 +1,23 @@ .. SPDX-License-Identifier: GPL-2.0+ -U-Boot for ODROID-N2L -===================== +U-Boot for ODROID-N2L (S922X) +============================= -ODROID-N2L is a single board computer manufactured by Hardkernel -Co. Ltd with the following specifications: +ODROID-N2L is a Single Board Computer manufactured by Hardkernel with the following +specifications: - Amlogic S922X ARM Cortex-A53 dual-core + Cortex-A73 quad-core SoC - 4GB DDR4 SDRAM - HDMI 2.1 4K/60Hz display - 40-pin GPIO header - - 1 x USB 3.0 Host, 1 x USB USB 2.0 Host + - 1x USB 3.0 Host + - 1x USB 2.0 Host - eMMC, microSD - MIPI DSI Port -Schematics are available on the manufacturer website. +Schematics are available on the manufacturer website: https://wiki.odroid.com -U-Boot compilation +U-Boot Compilation ------------------ .. code-block:: bash @@ -25,7 +26,20 @@ U-Boot compilation $ make odroid-n2l_defconfig $ make -Image creation --------------- +U-Boot Signing with Pre-Built FIP repo +-------------------------------------- -For simplified usage, pleaser refer to :doc:`pre-generated-fip` with codename `odroid-n2l` +.. 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-n2l /path/to/u-boot/u-boot.bin my-output-dir + +Then write U-Boot 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 -- 2.39.5