From fdaa0980772cb05b53e7f544d513e3445f3f1021 Mon Sep 17 00:00:00 2001 From: Mika Westerberg Date: Mon, 5 Jun 2017 16:39:25 +0800 Subject: ACPICA: ACPI 6.2: Add support for PinGroup() resource ACPICA commit 7d928e3174fb19d7dc0066b03c30bea07c001563 ACPI 6.2 introduced a new resource that is used to declare set of pins belonging to a GPIO controller. This resource is referenced by new PinGroupFunction() and PinGroupConfig() resources using ResourceSource and ResourceLabel fields. The PinGroup() resource looks like this: PinGroup (ResourceLabel, ResourceUsage, DescriptorName, VendorData) {Pin List} This resource should be listed in _CRS under the GPIO/pincontroller device providing these pins. Link: https://github.com/acpica/acpica/commit/7d928e31 Signed-off-by: Mika Westerberg Signed-off-by: Lv Zheng Signed-off-by: Bob Moore Signed-off-by: Rafael J. Wysocki --- drivers/acpi/acpica/amlresrc.h | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) (limited to 'drivers/acpi/acpica/amlresrc.h') diff --git a/drivers/acpi/acpica/amlresrc.h b/drivers/acpi/acpica/amlresrc.h index 6f8d8f903ffd..510c20d48192 100644 --- a/drivers/acpi/acpica/amlresrc.h +++ b/drivers/acpi/acpica/amlresrc.h @@ -447,6 +447,23 @@ struct aml_resource_pin_config { #define AML_RESOURCE_PIN_CONFIG_REVISION 1 /* ACPI 6.2 */ +struct aml_resource_pin_group { + AML_RESOURCE_LARGE_HEADER_COMMON u8 revision_id; + u16 flags; + u16 pin_table_offset; + u16 label_offset; + u16 vendor_offset; + u16 vendor_length; + /* + * Optional fields follow immediately: + * 1) PIN list (Words) + * 2) Resource Label String + * 3) Vendor Data bytes + */ +}; + +#define AML_RESOURCE_PIN_GROUP_REVISION 1 /* ACPI 6.2 */ + /* restore default alignment */ #pragma pack() @@ -491,6 +508,7 @@ union aml_resource { struct aml_resource_common_serialbus common_serial_bus; struct aml_resource_pin_function pin_function; struct aml_resource_pin_config pin_config; + struct aml_resource_pin_group pin_group; /* Utility overlays */ -- cgit v1.2.3