pinctrl: intel: Allow drivers to define ACPI address space ID

Individual drivers may install ACPI OpRegion handlers based on
address space ID which differs from community to community.
Add special field in the struct intel_community for that purpose.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Mika Westerberg <mika.westerberg@linux.intel.com>

drivers/pinctrl/intel/pinctrl-intel.h

@@ -104,6 +104,7 @@ enum {
  * @ngpps: Number of pad groups in this community
  * @pad_map: Optional non-linear mapping of the pads
  * @nirqs: Optional total number of IRQs this community can generate
+ * @acpi_space_id: Optional address space ID for ACPI OpRegion handler
  * @regs: Community specific common registers (reserved for core driver)
  * @pad_regs: Community specific pad registers (reserved for core driver)
  *
@@ -129,6 +130,7 @@ struct intel_community {
 	size_t ngpps;
 	const unsigned int *pad_map;
 	unsigned short nirqs;
+	unsigned short acpi_space_id;
 
 	/* Reserved for the core driver */
 	void __iomem *regs;