ASoC: Intel: avs: Parse pplcfg and binding tuples

ASoC: Intel: avs: Parse pplcfg and binding tuples

Path in ADSP firmware is represented by one or more pipelines. Just like
modules, these are described by a config structure. Add parsing helpers
to support loading such information from the topology file.

Signed-off-by: Amadeusz Sławiński <amadeuszx.slawinski@linux.intel.com>
Signed-off-by: Cezary Rojewski <cezary.rojewski@intel.com>
Link: https://lore.kernel.org/r/20220331135246.993089-5-cezary.rojewski@intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>