docs: Add documentation of Arm 'mainstone' board

Add brief documentation of the Arm 'mainstone' board.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210722175229.29065-2-peter.maydell@linaro.org
This commit is contained in:
Peter Maydell 2021-07-22 18:52:27 +01:00
parent 10a3c4a4b3
commit c9543db4cc
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Intel Mainstone II board (``mainstone``)
========================================
The ``mainstone`` board emulates the Intel Mainstone II development
board, which uses a PXA270 CPU.
Emulated devices:
- Flash memory
- Keypad
- MMC controller
- 91C111 ethernet
- PIC
- Timer
- DMA
- GPIO
- FIR
- Serial
- LCD controller
- SSP
- USB controller
- RTC
- PCMCIA
- I2C
- I2S