The Canaan KD233 development board has a built in LCD.
Add a specific compatible for it.
Reviewed-by: NRob Herring <robh@kernel.org>
Signed-off-by: NConor Dooley <conor.dooley@microchip.com>
Link: https://lore.kernel.org/r/20220705215213.1802496-3-mail@conchuod.ieSigned-off-by: NPalmer Dabbelt <palmer@rivosinc.com>