platform/x86: intel_bxtwc_tmu: Move to intel sub-directory

Move Intel Broxton Whiskey Cove TMU driver to intel sub-directory
to improve readability.

While at it, spell BXT fully in the Kconfig and switch to select REGMAP.

Signed-off-by: Kate Hsuan <hpa@redhat.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20210820110458.73018-3-andriy.shevchenko@linux.intel.com
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
diff --git a/drivers/platform/x86/intel/Kconfig b/drivers/platform/x86/intel/Kconfig
index 4dd1fd4..46db129 100644
--- a/drivers/platform/x86/intel/Kconfig
+++ b/drivers/platform/x86/intel/Kconfig
@@ -21,4 +21,14 @@
 source "drivers/platform/x86/intel/int3472/Kconfig"
 source "drivers/platform/x86/intel/pmt/Kconfig"
 
+config INTEL_BXTWC_PMIC_TMU
+	tristate "Intel Broxton Whiskey Cove TMU Driver"
+	depends on INTEL_SOC_PMIC_BXTWC
+	depends on MFD_INTEL_PMC_BXT
+	select REGMAP
+	help
+	  Select this driver to use Intel Broxton Whiskey Cove PMIC TMU feature.
+	  This driver enables the alarm wakeup functionality in the TMU unit of
+	  Whiskey Cove PMIC.
+
 endif # X86_PLATFORM_DRIVERS_INTEL