ASoC: Intel: Remove bxt_rt298 board driver

The driver has no users.

Succeeded by:
- avs_rt298 (./intel/avs/boards/rt298.c)
Acked-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Cezary Rojewski <cezary.rojewski@intel.com>
Link: https://patch.msgid.link/20240814083929.1217319-4-cezary.rojewski@intel.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/intel/boards/Kconfig

@@ -319,20 +319,6 @@ config SND_SOC_INTEL_BXT_DA7219_MAX98357A_MACH
 	   Say Y or m if you have such a device. This is a recommended option.
 	   If unsure select "N".
 
-config SND_SOC_INTEL_BXT_RT298_MACH
-	tristate "Broxton with RT298 I2S mode"
-	depends on I2C && ACPI
-	depends on MFD_INTEL_LPSS || COMPILE_TEST
-	select SND_SOC_RT298
-	select SND_SOC_DMIC
-	select SND_SOC_HDAC_HDMI
-	select SND_SOC_INTEL_HDA_DSP_COMMON
-	help
-	   This adds support for ASoC machine driver for Broxton platforms
-	   with RT286 I2S audio codec.
-	   Say Y or m if you have such a device. This is a recommended option.
-	   If unsure select "N".
-
 endif ## SND_SOC_INTEL_APL
 
 if SND_SOC_SOF_APOLLOLAKE

sound/soc/intel/boards/Makefile

@@ -4,7 +4,6 @@ snd-soc-sst-bdw-rt5650-mach-y := bdw-rt5650.o
 snd-soc-sst-bdw-rt5677-mach-y := bdw-rt5677.o
 snd-soc-bdw-rt286-y := bdw_rt286.o
 snd-soc-sst-bxt-da7219_max98357a-y := bxt_da7219_max98357a.o
-snd-soc-sst-bxt-rt298-y := bxt_rt298.o
 snd-soc-sst-sof-pcm512x-y := sof_pcm512x.o
 snd-soc-sst-sof-wm8804-y := sof_wm8804.o
 snd-soc-sst-bytcr-rt5640-y := bytcr_rt5640.o
@@ -52,7 +51,6 @@ obj-$(CONFIG_SND_SOC_INTEL_SOF_NAU8825_MACH) += snd-soc-sof_nau8825.o
 obj-$(CONFIG_SND_SOC_INTEL_SOF_DA7219_MACH) += snd-soc-sof_da7219.o
 obj-$(CONFIG_SND_SOC_INTEL_HASWELL_MACH) += snd-soc-hsw-rt5640.o
 obj-$(CONFIG_SND_SOC_INTEL_BXT_DA7219_MAX98357A_MACH) += snd-soc-sst-bxt-da7219_max98357a.o
-obj-$(CONFIG_SND_SOC_INTEL_BXT_RT298_MACH) += snd-soc-sst-bxt-rt298.o
 obj-$(CONFIG_SND_SOC_INTEL_SOF_PCM512x_MACH) += snd-soc-sst-sof-pcm512x.o
 obj-$(CONFIG_SND_SOC_INTEL_SOF_WM8804_MACH) += snd-soc-sst-sof-wm8804.o
 obj-$(CONFIG_SND_SOC_INTEL_BROADWELL_MACH) += snd-soc-bdw-rt286.o