The driver can be compile tested with !CONFIG_OF making certain data
unused:

  sound/soc/meson/t9015.c:315:34: warning: ‘t9015_ids’ defined but not used [-Wunused-const-variable=]
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Link: https://lore.kernel.org/r/20201125164452.89239-9-krzk@kernel.orgSigned-off-by: Mark Brown <broonie@kernel.org>