doc: boards: amlogic: add documentation for WeTek Hub and WeTek Play2

Add build instructions for the WeTek Hub and WeTek Play2 boards.

Signed-off-by: Christian Hewitt <christianshewitt@gmail.com>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://lore.kernel.org/r/20230323143142.780306-15-christianshewitt@gmail.com
[narmstrong: fixed doc build]
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
This commit is contained in:
Christian Hewitt 2023-03-23 14:31:42 +00:00 committed by Neil Armstrong
parent 4e50444dd0
commit e28468076b
4 changed files with 231 additions and 0 deletions

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@ -12,3 +12,5 @@ F: configs/wetek-play2_defconfig
F: doc/board/amlogic/p200.rst
F: doc/board/amlogic/nanopi-k2.rst
F: doc/board/amlogic/odroid-c2.rst
F: doc/board/amlogic/wetek-hub.rst
F: doc/board/amlogic/wetek-play2.rst

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@ -118,4 +118,6 @@ Board Documentation
s400
u200
wetek-core2
wetek-hub
wetek-play2
w400

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@ -0,0 +1,111 @@
.. SPDX-License-Identifier: GPL-2.0+
U-Boot for WeTek Hub (S905)
===========================
WeTek Hub is a small form-factor Android STB manufactured by WeTek with the following
specification:
- Amlogic S905 ARM Cortex-A53 quad-core SoC @ 1.5GHz
- ARM Mali 450 GPU
- 1GB DDR3 SDRAM
- 8GB eMMC
- Gigabit Ethernet
- HDMI 2.0 4K/60Hz display
- 1x USB otg
- microSD
- UART jack
- Infrared receiver
Schematics are not publicly available but have been shared privately to maintainers.
U-Boot Compilation
------------------
.. code-block:: bash
$ export CROSS_COMPILE=aarch64-none-elf-
$ make wetek-hub_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 wetek-hub /path/to/u-boot/u-boot.bin my-output-dir
U-Boot Manual Signing
---------------------
Amlogic does not provide sources for the firmware and tools needed to create a bootloader
image and WeTek has not publicly shared the U-Boot sources needed to build FIP binaries
for signing. However you can download them from the amlogic-fip-repo.
.. code-block:: bash
$ git clone https://github.com/LibreELEC/amlogic-boot-fip --depth=1
$ cd amlogic-boot-fip/wetek-hub
$ export FIPDIR=$PWD
Go back to the mainline U-Boot source tree then:
.. code-block:: bash
$ mkdir fip
$ cp $FIPDIR/bl2.bin fip/
$ cp $FIPDIR/acs.bin fip/
$ cp $FIPDIR/bl21.bin fip/
$ cp $FIPDIR/bl30.bin fip/
$ cp $FIPDIR/bl301.bin fip/
$ cp $FIPDIR/bl31.img fip/
$ cp u-boot.bin fip/bl33.bin
$ $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
$ sed -i 's/\x73\x02\x08\x91/\x1F\x20\x03\xD5/' fip/bl2.bin
$ python3 $FIPDIR/acs_tool.py 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
$ cat fip/bl2_new.bin fip/fip.bin > fip/boot_new.bin
$ $FIPDIR/aml_encrypt_gxb --bootsig \
--input fip/boot_new.bin
--output fip/u-boot.bin
Then write U-Boot to SD or eMMC with:
.. code-block:: bash
$ 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

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@ -0,0 +1,116 @@
.. SPDX-License-Identifier: GPL-2.0+
U-Boot for WeTek Play2 (S905)
=============================
WeTek Play2 is an Android STB manufactured by WeTek with the following specification:
- Amlogic S905 ARM Cortex-A53 quad-core SoC @ 1.5GHz
- ARM Mali 450 GPU
- 2GB DDR3 SDRAM
- 8GB eMMC
- Gigabit Ethernet
- AP6335 (v1) or AP6255 (v2) WiFi (b/g/n) and BT 4.0
- HDMI 2.0 4K/60Hz display
- 2x USB 2.0 host
- 1x USB 2.0 otg
- microSD
- UART jack
- Infrared receiver
- Power LED (blue)
- Power button (case, front)
- Reset button (underside)
- DVB Card: DVB-S or DVB-T/C or ATSC
Schematics are not publicly available but have been shared privately to maintainers.
U-Boot Compilation
------------------
.. code-block:: bash
$ export CROSS_COMPILE=aarch64-none-elf-
$ make wetek-play2_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 wetek-play2 /path/to/u-boot/u-boot.bin my-output-dir
U-Boot Manual Signing
---------------------
Amlogic does not provide sources for the firmware and tools needed to create a bootloader
image and WeTek has not publicly shared the U-Boot sources needed to build FIP binaries
for signing. However you can download them from the amlogic-fip-repo.
.. code-block:: bash
$ git clone https://github.com/LibreELEC/amlogic-boot-fip --depth=1
$ cd amlogic-boot-fip/wetek-play2
$ export FIPDIR=$PWD
Go back to the mainline U-Boot source tree then:
.. code-block:: bash
$ mkdir fip
$ cp $FIPDIR/bl2.bin fip/
$ cp $FIPDIR/acs.bin fip/
$ cp $FIPDIR/bl21.bin fip/
$ cp $FIPDIR/bl30.bin fip/
$ cp $FIPDIR/bl301.bin fip/
$ cp $FIPDIR/bl31.img fip/
$ cp u-boot.bin fip/bl33.bin
$ $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
$ sed -i 's/\x73\x02\x08\x91/\x1F\x20\x03\xD5/' fip/bl2.bin
$ python3 $FIPDIR/acs_tool.py 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
$ cat fip/bl2_new.bin fip/fip.bin > fip/boot_new.bin
$ $FIPDIR/aml_encrypt_gxb --bootsig \
--input fip/boot_new.bin
--output fip/u-boot.bin
Then write U-Boot to SD or eMMC with:
.. code-block:: bash
$ 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