ASoC: dt-bindings: xmos,xvf3500: add XMOS XVF3500 voice processor

ASoC: dt-bindings: xmos,xvf3500: add XMOS XVF3500 voice processor

The XMOS XVF3500 VocalFusion Voice Processor[1] is a low-latency, 32-bit
multicore controller for voice processing.

Add new bindings to define the device properties.

[1] https://www.xmos.com/xvf3500/

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Acked-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Javier Carrasco <javier.carrasco@wolfvision.net>
Link: https://lore.kernel.org/r/20240325-onboard_xvf3500-v8-7-29e3f9222922@wolfvision.net
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>