ASoC: amd: add acp6.2 init/de-init functions

Add Pink Sardine platform ACP6.2 PCI driver init/deinit functions.

Signed-off-by: Syed Saba Kareem <Syed.SabaKareem@amd.com>
Signed-off-by: Vijendar Mukunda <Vijendar.Mukunda@amd.com>
Link: https://lore.kernel.org/r/20220827165657.2343818-4-Syed.SabaKareem@amd.com


Signed-off-by: Mark Brown <broonie@kernel.org>