ASoC: Intel: Remove skl_nau88l25_ssm4567 board driver

The driver has no users.

Succeeded by:
- avs_nau8825 (./intel/avs/boards/nau8825.c)
- avs_ssm4567 (./intel/avs/boards/ssm4567.c)
Acked-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Cezary Rojewski <cezary.rojewski@intel.com>
Link: https://patch.msgid.link/20240814083929.1217319-12-cezary.rojewski@intel.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/intel/boards/Kconfig

@@ -254,20 +254,6 @@ endif ## SND_SST_ATOM_HIFI2_PLATFORM
 
 if SND_SOC_INTEL_SKL
 
-config SND_SOC_INTEL_SKL_NAU88L25_SSM4567_MACH
-	tristate "SKL with NAU88L25 and SSM4567 in I2S Mode"
-	depends on I2C && ACPI
-	depends on MFD_INTEL_LPSS || COMPILE_TEST
-	select SND_SOC_NAU8825
-	select SND_SOC_SSM4567
-	select SND_SOC_DMIC
-	select SND_SOC_HDAC_HDMI
-	help
-	  This adds support for ASoC Onboard Codec I2S machine driver. This will
-	  create an alsa sound card for NAU88L25 + SSM4567.
-	  Say Y or m if you have such a device. This is a recommended option.
-	  If unsure select "N".
-
 config SND_SOC_INTEL_SKL_NAU88L25_MAX98357A_MACH
 	tristate "SKL with NAU88L25 and MAX98357A in I2S Mode"
 	depends on I2C && ACPI

sound/soc/intel/boards/Makefile

@@ -23,7 +23,6 @@ snd-soc-sof_nau8825-y := sof_nau8825.o
 snd-soc-sof_da7219-y := sof_da7219.o
 snd-soc-skl_hda_dsp-y := skl_hda_dsp_generic.o skl_hda_dsp_common.o
 snd-skl_nau88l25_max98357a-y := skl_nau88l25_max98357a.o
-snd-soc-skl_nau88l25_ssm4567-y := skl_nau88l25_ssm4567.o
 snd-soc-ehl-rt5660-y := ehl_rt5660.o
 snd-soc-sof-ssp-amp-y := sof_ssp_amp.o
 snd-soc-sof-sdw-y += sof_sdw.o				\
@@ -60,7 +59,6 @@ obj-$(CONFIG_SND_SOC_INTEL_BYT_CHT_DA7213_MACH) += snd-soc-sst-byt-cht-da7213.o
 obj-$(CONFIG_SND_SOC_INTEL_BYT_CHT_ES8316_MACH) += snd-soc-sst-byt-cht-es8316.o
 obj-$(CONFIG_SND_SOC_INTEL_BYT_CHT_NOCODEC_MACH) += snd-soc-sst-byt-cht-nocodec.o
 obj-$(CONFIG_SND_SOC_INTEL_SKL_NAU88L25_MAX98357A_MACH) += snd-skl_nau88l25_max98357a.o
-obj-$(CONFIG_SND_SOC_INTEL_SKL_NAU88L25_SSM4567_MACH) += snd-soc-skl_nau88l25_ssm4567.o
 obj-$(CONFIG_SND_SOC_INTEL_SKL_HDA_DSP_GENERIC_MACH) += snd-soc-skl_hda_dsp.o
 obj-$(CONFIG_SND_SOC_INTEL_EHL_RT5660_MACH) += snd-soc-ehl-rt5660.o
 obj-$(CONFIG_SND_SOC_INTEL_SOUNDWIRE_SOF_MACH) += snd-soc-sof-sdw.o