ASoC: amd: enable Pink sardine platform machine driver build.

This patch enables Pink Sardine platform machine driver build.
Signed-off-by: Syed Saba Kareem <Syed.SabaKareem@amd.com>
Reviewed-by: Vijendar Mukunda <Vijendar.Mukunda@amd.com>
Link: https://lore.kernel.org/r/20220827165657.2343818-14-Syed.SabaKareem@amd.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/amd/Kconfig

@@ -137,3 +137,14 @@ config SND_SOC_AMD_PS
           triggered for ACP PCI driver, ACP PDM DMA driver.
           Say m if you have such a device.
           If unsure select "N".
+
+config SND_SOC_AMD_PS_MACH
+        tristate "AMD PINK SARDINE support for DMIC"
+        select SND_SOC_DMIC
+        depends on SND_SOC_AMD_PS
+        help
+          This option enables machine driver for Pink Sardine platform
+          using dmic. ACP IP has PDM Decoder block with DMA controller.
+          DMIC can be connected directly to ACP IP.
+          Say m if you have such a device.
+          If unsure select "N".

sound/soc/amd/ps/Makefile

@@ -2,6 +2,8 @@
 # Pink Sardine platform Support
 snd-pci-ps-objs := pci-ps.o
 snd-ps-pdm-dma-objs := ps-pdm-dma.o
+snd-soc-ps-mach-objs := ps-mach.o
 
 obj-$(CONFIG_SND_SOC_AMD_PS) += snd-pci-ps.o
 obj-$(CONFIG_SND_SOC_AMD_PS) += snd-ps-pdm-dma.o
+obj-$(CONFIG_SND_SOC_AMD_PS_MACH)   += snd-soc-ps-mach.o