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DIR:OUT; SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 01 Jun 2022 10:02:59.6809 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 479e6405-b081-473f-ee39-08da43b5e8b2 X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d; Ip=[165.204.84.17]; Helo=[SATLEXMB04.amd.com] X-MS-Exchange-CrossTenant-AuthSource: CO1NAM11FT059.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: MN2PR12MB4176 Precedence: bulk List-ID: X-Mailing-List: linux-gpio@vger.kernel.org Add 'struct pingroup' to represent pingroup and 'PINCTRL_PINGROUP' macro for inline use. Both are used to manage and represent larger number of pingroups. Signed-off-by: Basavaraj Natikar --- include/linux/pinctrl/pinctrl.h | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) diff --git a/include/linux/pinctrl/pinctrl.h b/include/linux/pinctrl/pinctrl.h index 70b45d28e7a9..4c00ab14d766 100644 --- a/include/linux/pinctrl/pinctrl.h +++ b/include/linux/pinctrl/pinctrl.h @@ -26,6 +26,26 @@ struct pin_config_item; struct gpio_chip; struct device_node; +/** + * struct pingroup - provides information on pingroup + * @name: a name for pingroup + * @pins: an array of pins in the pingroup + * @npins: number of pins in the pingroup + */ +struct pingroup { + const char *name; + const unsigned int *pins; + size_t npins; +}; + +/* Convenience macro to define a single named or anonymous pingroup */ +#define PINCTRL_PINGROUP(_name, _pins, _npins) \ +((struct pingroup){ \ + .name = _name, \ + .pins = _pins, \ + .npins = _npins, \ +}) + /** * struct pinctrl_pin_desc - boards/machines provide information on their * pins, pads or other muxable units in this struct