From 9312ff02e2d6e4a4f8c132f61a00f54bbedcbe1f Mon Sep 17 00:00:00 2001 From: Christian Hewitt Date: Mon, 20 Mar 2023 11:45:50 +0000 Subject: [PATCH] doc: boards: amlogic: update documentation for NanoPi-K2 Improve documentation. Notably we can now support U-Boot install to the removable eMMC storage module in addition to SD cards. Signed-off-by: Christian Hewitt Link: https://lore.kernel.org/r/20230320114609.930145-15-christianshewitt@gmail.com [narmstrong: fixed doc build] Signed-off-by: Neil Armstrong --- doc/board/amlogic/nanopi-k2.rst | 94 +++++++++++++++++++-------------- 1 file changed, 55 insertions(+), 39 deletions(-) diff --git a/doc/board/amlogic/nanopi-k2.rst b/doc/board/amlogic/nanopi-k2.rst index 76ff874434..53a0a41c88 100644 --- a/doc/board/amlogic/nanopi-k2.rst +++ b/doc/board/amlogic/nanopi-k2.rst @@ -1,10 +1,10 @@ .. SPDX-License-Identifier: GPL-2.0+ -U-Boot for NanoPi-K2 -==================== +U-Boot for NanoPi-K2 (S905) +=========================== -NanoPi-K2 is a single board computer manufactured by FriendlyElec -with the following specifications: +NanoPi-K2 is a single board computer manufactured by FriendlyElec with the following +specifications: - Amlogic S905 ARM Cortex-A53 quad-core SoC @ 1.5GHz - ARM Mali 450 GPU @@ -18,7 +18,7 @@ with the following specifications: Schematics are available on the manufacturer website. -U-Boot compilation +U-Boot Compilation ------------------ .. code-block:: bash @@ -27,14 +27,21 @@ U-Boot compilation $ make nanopi-k2_defconfig $ make -Image creation --------------- +U-Boot Signing with Pre-Built FIP repo +-------------------------------------- -For simplified usage, pleaser refer to :doc:`pre-generated-fip` with codename `nanopi-k2` +.. 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 nanopi-k2 /path/to/u-boot/u-boot.bin my-output-dir -Amlogic doesn't provide sources for the firmware and for tools needed -to create the bootloader image, so it is necessary to obtain them from -the git tree published by the board vendor: +U-Boot Manual Signing +--------------------- + +Amlogic does not provide sources for the firmware and tools needed to create a bootloader +image so it is necessary to obtain binaries from sources published by the board vendor: .. code-block:: bash @@ -43,7 +50,6 @@ the git tree published by the board vendor: $ tar xvfJ gcc-linaro-aarch64-none-elf-4.8-2013.11_linux.tar.xz $ tar xvfJ gcc-linaro-arm-none-eabi-4.8-2013.11_linux.tar.xz $ export PATH=$PWD/gcc-linaro-aarch64-none-elf-4.8-2013.11_linux/bin:$PWD/gcc-linaro-arm-none-eabi-4.8-2013.11_linux/bin:$PATH - $ git clone https://github.com/BayLibre/u-boot.git -b libretech-cc amlogic-u-boot $ git clone https://github.com/friendlyarm/u-boot.git -b nanopi-k2-v2015.01 amlogic-u-boot $ cd amlogic-u-boot $ sed -i 's/aarch64-linux-gnu-/aarch64-none-elf-/' Makefile @@ -52,7 +58,7 @@ the git tree published by the board vendor: $ make $ export FIPDIR=$PWD/fip -Go back to mainline U-Boot source tree then : +Go back to the mainline U-Boot source tree then: .. code-block:: bash @@ -65,42 +71,52 @@ Go back to mainline U-Boot source tree then : $ cp $FIPDIR/gxb/bl301.bin fip/ $ cp $FIPDIR/gxb/bl31.img fip/ $ cp u-boot.bin fip/bl33.bin + $ wget https://github.com/LibreELEC/amlogic-boot-fip/raw/master/nanopi-k2/bl1.bin.hardkernel fip/bl1.bin.hardkernel + $ chmod +x fip/bl1.bin.hardkernel + $ wget https://github.com/LibreELEC/amlogic-boot-fip/raw/master/nanopi-k2/aml_chksum fip/aml_chksum + $ chmod +x fip/aml_chksum $ $FIPDIR/blx_fix.sh \ - fip/bl30.bin \ - fip/zero_tmp \ - fip/bl30_zero.bin \ - fip/bl301.bin \ - fip/bl301_zero.bin \ - fip/bl30_new.bin \ - bl30 - - $ $FIPDIR/fip_create \ - --bl30 fip/bl30_new.bin \ - --bl31 fip/bl31.img \ - --bl33 fip/bl33.bin \ - fip/fip.bin - + fip/bl30.bin \ + fip/zero_tmp \ + fip/bl30_zero.bin \ + fip/bl301.bin \ + fip/bl301_zero.bin \ + fip/bl30_new.bin \ + bl30 + + $ $FIPDIR/fip_create --bl30 fip/bl30_new.bin \ + --bl31 fip/bl31.img \ + --bl33 fip/bl33.bin \ + fip/fip.bin + + $ sed -i 's/\x73\x02\x08\x91/\x1F\x20\x03\xD5/' fip/bl2.bin $ python $FIPDIR/acs_tool.pyc fip/bl2.bin fip/bl2_acs.bin fip/acs.bin 0 $ $FIPDIR/blx_fix.sh \ - fip/bl2_acs.bin \ - fip/zero_tmp \ - fip/bl2_zero.bin \ - fip/bl21.bin \ - fip/bl21_zero.bin \ - fip/bl2_new.bin \ - bl2 + fip/bl2_acs.bin \ + fip/zero_tmp \ + fip/bl2_zero.bin \ + fip/bl21.bin \ + fip/bl21_zero.bin \ + fip/bl2_new.bin \ + bl2 $ cat fip/bl2_new.bin fip/fip.bin > fip/boot_new.bin $ $FIPDIR/gxb/aml_encrypt_gxb --bootsig \ - --input fip/boot_new.bin - --output fip/u-boot.bin + --input fip/boot_new.bin + --output fip/u-boot.bin -and then write the image to SD with: +Then write U-Boot to SD or eMMC with: .. code-block:: bash - $ DEV=/dev/your_sd_device - $ dd if=fip/u-boot.bin of=$DEV conv=fsync,notrunc bs=512 seek=1 + $ DEV=/dev/boot_device + $ dd if=fip/u-boot.bin of=fip/u-boot.bin.gxbb bs=512 conv=fsync + $ dd if=fip/u-boot.bin of=fip/u-boot.bin.gxbb bs=512 seek=9 skip=8 count=87 conv=fsync,notrunc + $ dd if=/dev/zero of=fip/u-boot.bin.gxbb bs=512 seek=8 count=1 conv=fsync,notrunc + $ dd if=bl1.bin.hardkernel of=fip/u-boot.bin.gxbb bs=512 seek=2 skip=2 count=1 conv=fsync,notrunc + $ ./aml_chksum fip/u-boot.bin.gxbb + $ dd if=fip/u-boot.gxbb of=$DEV conv=fsync,notrunc bs=512 skip=1 seek=1 + $ dd if=fip/u-boot.gxbb of=$DEV conv=fsync,notrunc bs=1 count=440 -- 2.39.5