on x86_64:

ERROR: modpost: "sof_dai_get_bclk"
[sound/soc/intel/boards/snd-soc-intel-sof-cirrus-common.ko] undefined!

ERROR: modpost: "sof_dai_get_mclk"
[sound/soc/intel/boards/snd-soc-intel-sof-realtek-common.ko]
undefined!

This comes from a missing dependency on at least ONE SOF platform
being selected. This dependency exists for all other machine drivers,
this was missed in the earlier reviews.

Fixes: 2fe14ff6 ("ASoC: Intel: sof_ssp_amp: rename driver and support cs35l41 amplifier")
Reported-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Acked-by: Randy Dunlap <rdunlap@infradead.org>
Tested-by: Randy Dunlap <rdunlap@infradead.org>
Reviewed-by: Cezary Rojewski <cezary.rojewski@intel.com>
Link: https://lore.kernel.org/r/20220308202318.401358-1-pierre-louis.bossart@linux.intel.comSigned-off-by: Mark Brown <broonie@kernel.org>