ASoC: amd: add platform devices for acp6.2 pdm driver and dmic driver

ASoC: amd: add platform devices for acp6.2 pdm driver and dmic driver

ACP6.2 IP has PDM decoder block.
Create a platform device for it, so that the PDM platform driver
can be bound to this device.
Pass PCI resources like MMIO to this platform device.

Create a platform device for generic dmic codec driver.

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/20220827165657.2343818-5-Syed.SabaKareem@amd.com
Signed-off-by: Mark Brown <broonie@kernel.org>