ACPI-related Kconfig fixes for 5.0-rc5

Prevent invalid configurations from being created (e.g. by randconfig)
 due to some ACPI-related Kconfig options' dependencies that are not
 specified directly (Sinan Kaya).
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Merge tag 'acpi-5.0-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm

Pull ACPI Kconfig fixes from Rafael Wysocki:
 "Prevent invalid configurations from being created (e.g. by randconfig)
  due to some ACPI-related Kconfig options' dependencies that are not
  specified directly (Sinan Kaya)"

* tag 'acpi-5.0-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
  platform/x86: Fix unmet dependency warning for SAMSUNG_Q10
  platform/x86: Fix unmet dependency warning for ACPI_CMPC
  mfd: Fix unmet dependency warning for MFD_TPS68470

drivers/mfd/Kconfig

@@ -1419,7 +1419,7 @@ config MFD_TPS65217
 
 config MFD_TPS68470
 	bool "TI TPS68470 Power Management / LED chips"
-	depends on ACPI && I2C=y
+	depends on ACPI && PCI && I2C=y
 	select MFD_CORE
 	select REGMAP_I2C
 	select I2C_DESIGNWARE_PLATFORM

drivers/platform/x86/Kconfig

@@ -905,6 +905,7 @@ config TOSHIBA_WMI
 config ACPI_CMPC
 	tristate "CMPC Laptop Extras"
 	depends on ACPI && INPUT
+	depends on BACKLIGHT_LCD_SUPPORT
 	depends on RFKILL || RFKILL=n
 	select BACKLIGHT_CLASS_DEVICE
 	help
@@ -1128,6 +1129,7 @@ config INTEL_OAKTRAIL
 config SAMSUNG_Q10
 	tristate "Samsung Q10 Extras"
 	depends on ACPI
+	depends on BACKLIGHT_LCD_SUPPORT
 	select BACKLIGHT_CLASS_DEVICE
 	---help---
 	  This driver provides support for backlight control on Samsung Q10