riscv: Add SiPeed MAIX DOCK board device tree

Add the device tree sipeed_maix_dock.dts for the SiPeed MAIX DOCK m1
and m1w boards. This device tree enables LEDs, gpio, i2c and spi/mmc
SD card devices.

Signed-off-by: Damien Le Moal <damien.lemoal@wdc.com>
[Palmer: Remove undocumented microphone entry, along with the use.]
Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com>
This commit is contained in:
Damien Le Moal 2021-02-10 14:02:25 +09:00 • committed by Palmer Dabbelt
commit a40f920964
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GPG key ID: 2E1319F35FBB1889