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Icenowy Zheng authored
RerVision A33-Vstar board is a board based on their A33-Core1 SoM (A33
SoC + 512MiB DRAM + 4GiB eMMC + AXP223 PMIC), with multiple peripherals:

- MicroSD card slot
- 4.0mm/1.7mm DC jack connected to ACIN of AXP223 (and a XH2.54 2-pin
  connector for alternative 5V DC IN)
- OTG-capable microUSB port
- Reserved pads for soldering Li-ion battery and/or 3V RTC battery
- 3 LRADC-attached keys and 2 fixed function power/reset keys
- AP6212 Wi-Fi/BT combo module
- On-board GL850G hub attached to the USB host port of A33, and a
  RTL8152 USB Ethernet chip at the downstream of the hub
- Onboard microphone (not supported yet) and headphone jack
- 3 UART ports as PH2.0 3-pin connectors (UART2 one is currently used as
  debug output and others are ignored yet)

Signed-off-by: default avatarIcenowy Zheng <uwu@icenowy.me>
Link: https://patch.msgid.link/20240913104845.4112986-2-uwu@icenowy.me


Signed-off-by: default avatarChen-Yu Tsai <wens@csie.org>
3888715c
Linux kernel
============

There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.  The formatted documentation can also be read online at:

    https://www.kernel.org/doc/html/latest/

There are various text files in the Documentation/ subdirectory,
several of them using the reStructuredText markup notation.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.