ASoC: qcom: Add x1e80100 sound machine driver

Add sound machine driver for the soundcards on Qualcomm X1E80100 SoC,
supporting up to four channel audio playback over Soundwire bus.  The
driver is based on existing sc8280xp.c driver.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://msgid.link/r/20231204100116.211898-1-krzysztof.kozlowski@linaro.org
Signed-off-by: Mark Brown <broonie@kernel.org>