pinctrl: intel: Add Intel Alder Lake-S pin controller support

This driver adds pinctrl/GPIO support for Intel Alder Lake-S SoC. The
GPIO controller is based on the next generation GPIO hardware but still
compatible with the one supported by the Intel core pinctrl/GPIO driver.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>

drivers/pinctrl/intel/Kconfig

@@ -55,6 +55,14 @@ config PINCTRL_INTEL
 	select GPIOLIB
 	select GPIOLIB_IRQCHIP
 
+config PINCTRL_ALDERLAKE
+	tristate "Intel Alder Lake pinctrl and GPIO driver"
+	depends on ACPI
+	select PINCTRL_INTEL
+	help
+	  This pinctrl driver provides an interface that allows configuring
+	  of Intel Alder Lake PCH pins and using them as GPIOs.
+
 config PINCTRL_BROXTON
 	tristate "Intel Broxton pinctrl and GPIO driver"
 	depends on ACPI

drivers/pinctrl/intel/Makefile

@@ -6,6 +6,7 @@ obj-$(CONFIG_PINCTRL_CHERRYVIEW)	+= pinctrl-cherryview.o
 obj-$(CONFIG_PINCTRL_LYNXPOINT)		+= pinctrl-lynxpoint.o
 obj-$(CONFIG_PINCTRL_MERRIFIELD)	+= pinctrl-merrifield.o
 obj-$(CONFIG_PINCTRL_INTEL)		+= pinctrl-intel.o
+obj-$(CONFIG_PINCTRL_ALDERLAKE)		+= pinctrl-alderlake.o
 obj-$(CONFIG_PINCTRL_BROXTON)		+= pinctrl-broxton.o
 obj-$(CONFIG_PINCTRL_CANNONLAKE)	+= pinctrl-cannonlake.o
 obj-$(CONFIG_PINCTRL_CEDARFORK)		+= pinctrl-cedarfork.o