[PATCH v7 22/22] riscv: Add Sipeed Maix support

[Sean Anderson]

On 3/30/20 3:14 AM, Rick Chen wrote:
> Hi Sean
> 
>> The Sipeed Maix series is a collection of boards built around the RISC-V
>> Kendryte K210 processor. This processor contains several peripherals to
>> accelerate neural network processing and other "ai" tasks. This includes a
>> "KPU" neural network processor, an audio processor supporting beamforming
>> reception, and a digital video port supporting capture and output at VGA
>> resolution. Other peripherals include 8M of sram (accessible with and
>> without caching); remappable pins, including 40 GPIOs; AES, FFT, and SHA256
>> accelerators; a DMA controller; and I2C, I2S, and SPI controllers. Maix
>> peripherals vary, but include spi flash; on-board usb-serial bridges; ports
>> for cameras, displays, and sd cards; and ESP32 chips. Currently, only the
>> Sipeed Maix Bit V2.0 (bitm) is supported, but the boards are fairly
>> similar.
>>
>> Documentation for Maix boards is located at
>> <http://dl.sipeed.com/MAIX/HDK/>.  Documentation for the Kendryte K210 is
>> located at <https://kendryte.com/downloads/>. However, hardware details are
>> rather lacking, so most technical reference has been taken from the
>> standalone sdk located at
>> <https://github.com/kendryte/kendryte-standalone-sdk>.
>>
>> Signed-off-by: Sean Anderson <seanga2 at gmail.com>
>> board f
> 
> Please remove "board f"

Whoops, that snuck in during rebasing.

--Sean