cpu/intel,soc/intel: drop Kconfig for hyperthreading

Drop the Kconfig for hyperthreading to be always able to check at
runtime if hyperthreading is supported. Having a Kconfig for this
doesn't have any benefit.

Change-Id: Ib7b7a437d758f7fe4a09738db1eab8189290b288
Signed-off-by: Michael Niewöhner <foss@mniewoehner.de>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/46507
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>

src/cpu/intel/common/Kconfig

@@ -22,9 +22,6 @@ config SET_IA32_FC_LOCK_BIT
 config CPU_INTEL_COMMON_TIMEBASE
 	bool
 
-config CPU_INTEL_COMMON_HYPERTHREADING
-	bool
-
 endif
 
 config CPU_INTEL_COMMON_SMM

src/cpu/intel/common/Makefile.inc

@@ -1,5 +1,5 @@
 ramstage-$(CONFIG_CPU_INTEL_COMMON) += common_init.c
-ramstage-$(CONFIG_CPU_INTEL_COMMON_HYPERTHREADING) += hyperthreading.c
+ramstage-$(CONFIG_CPU_INTEL_COMMON) += hyperthreading.c
 
 ifeq ($(CONFIG_CPU_INTEL_COMMON_TIMEBASE),y)
 bootblock-y += fsb.c

src/cpu/intel/model_f2x/Kconfig

@@ -4,4 +4,3 @@ config CPU_INTEL_MODEL_F2X
 	select SUPPORT_CPU_UCODE_IN_CBFS
 	select SMM_ASEG
 	select CPU_INTEL_COMMON
-	select CPU_INTEL_COMMON_HYPERTHREADING

src/cpu/intel/model_f3x/Kconfig

@@ -3,4 +3,3 @@ config CPU_INTEL_MODEL_F3X
 	select ARCH_ALL_STAGES_X86_32
 	select SUPPORT_CPU_UCODE_IN_CBFS
 	select CPU_INTEL_COMMON
-	select CPU_INTEL_COMMON_HYPERTHREADING

src/soc/intel/alderlake/Kconfig

@@ -12,7 +12,6 @@ config CPU_SPECIFIC_OPTIONS
 	select BOOT_DEVICE_SUPPORTS_WRITES
 	select CACHE_MRC_SETTINGS
 	select CPU_INTEL_COMMON
-	select CPU_INTEL_COMMON_HYPERTHREADING
 	select CPU_INTEL_FIRMWARE_INTERFACE_TABLE
 	select FSP_COMPRESS_FSP_S_LZ4
 	select FSP_M_XIP

src/soc/intel/common/block/sgx/Kconfig

@@ -1,7 +1,6 @@
 config SOC_INTEL_COMMON_BLOCK_SGX
 	bool
 	select CPU_INTEL_COMMON
-	select CPU_INTEL_COMMON_HYPERTHREADING
 	default n
 	help
 	  Intel Processor common SGX support

src/soc/intel/skylake/Kconfig

@@ -24,7 +24,6 @@ config CPU_SPECIFIC_OPTIONS
 	select CACHE_MRC_SETTINGS
 	select CPU_INTEL_COMMON
 	select CPU_INTEL_FIRMWARE_INTERFACE_TABLE
-	select CPU_INTEL_COMMON_HYPERTHREADING
 	select FSP_M_XIP
 	select GENERIC_GPIO_LIB
 	select HAVE_FSP_GOP

src/soc/intel/tigerlake/Kconfig

@@ -12,7 +12,6 @@ config CPU_SPECIFIC_OPTIONS
 	select BOOT_DEVICE_SUPPORTS_WRITES
 	select CACHE_MRC_SETTINGS
 	select CPU_INTEL_COMMON
-	select CPU_INTEL_COMMON_HYPERTHREADING
 	select CPU_INTEL_FIRMWARE_INTERFACE_TABLE
 	select FSP_COMPRESS_FSP_S_LZ4
 	select FSP_M_XIP