drivers/pinctrl/intel/pinctrl-lewisburg.c

Source file repositories/reference/linux-study-clean/drivers/pinctrl/intel/pinctrl-lewisburg.c

File Facts

System
Linux kernel
Corpus path
drivers/pinctrl/intel/pinctrl-lewisburg.c
Extension
.c
Size
9966 bytes
Lines
325
Domain
Driver Families
Bucket
drivers/pinctrl
Inferred role
Driver Families: implementation source
Status
source implementation candidate

Why This File Exists

Repeatable hardware-adapter layer. Deep compatibility for every driver is out of scope; this atlas records patterns, probe lifecycles, bus glue, IRQ/DMA usage, and links back to core abstractions.

Dependency Surface

Detected Declarations

Annotated Snippet

// SPDX-License-Identifier: GPL-2.0
/*
 * Intel Lewisburg pinctrl/GPIO driver
 *
 * Copyright (C) 2017 Intel Corporation
 * Author: Mika Westerberg <mika.westerberg@linux.intel.com>
 */

#include <linux/mod_devicetable.h>
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/pm.h>

#include <linux/pinctrl/pinctrl.h>

#include "pinctrl-intel.h"

#define LBG_PAD_OWN	0x020
#define LBG_PADCFGLOCK	0x060
#define LBG_HOSTSW_OWN	0x080
#define LBG_GPI_IS	0x100
#define LBG_GPI_IE	0x110

#define LBG_COMMUNITY(b, s, e)				\
	INTEL_COMMUNITY_SIZE(b, s, e, 24, 3, LBG)

/* Lewisburg */
static const struct pinctrl_pin_desc lbg_pins[] = {
	/* GPP_A */
	PINCTRL_PIN(0, "RCINB"),
	PINCTRL_PIN(1, "LAD_0"),
	PINCTRL_PIN(2, "LAD_1"),
	PINCTRL_PIN(3, "LAD_2"),
	PINCTRL_PIN(4, "LAD_3"),
	PINCTRL_PIN(5, "LFRAMEB"),
	PINCTRL_PIN(6, "SERIRQ"),
	PINCTRL_PIN(7, "PIRQAB"),
	PINCTRL_PIN(8, "CLKRUNB"),
	PINCTRL_PIN(9, "CLKOUT_LPC_0"),
	PINCTRL_PIN(10, "CLKOUT_LPC_1"),
	PINCTRL_PIN(11, "PMEB"),
	PINCTRL_PIN(12, "BM_BUSYB"),
	PINCTRL_PIN(13, "SUSWARNB_SUSPWRDNACK"),
	PINCTRL_PIN(14, "ESPI_RESETB"),
	PINCTRL_PIN(15, "SUSACKB"),
	PINCTRL_PIN(16, "CLKOUT_LPC_2"),
	PINCTRL_PIN(17, "GPP_A_17"),
	PINCTRL_PIN(18, "GPP_A_18"),
	PINCTRL_PIN(19, "GPP_A_19"),
	PINCTRL_PIN(20, "GPP_A_20"),
	PINCTRL_PIN(21, "GPP_A_21"),
	PINCTRL_PIN(22, "GPP_A_22"),
	PINCTRL_PIN(23, "GPP_A_23"),
	/* GPP_B */
	PINCTRL_PIN(24, "CORE_VID_0"),
	PINCTRL_PIN(25, "CORE_VID_1"),
	PINCTRL_PIN(26, "VRALERTB"),
	PINCTRL_PIN(27, "CPU_GP_2"),
	PINCTRL_PIN(28, "CPU_GP_3"),
	PINCTRL_PIN(29, "SRCCLKREQB_0"),
	PINCTRL_PIN(30, "SRCCLKREQB_1"),
	PINCTRL_PIN(31, "SRCCLKREQB_2"),
	PINCTRL_PIN(32, "SRCCLKREQB_3"),
	PINCTRL_PIN(33, "SRCCLKREQB_4"),
	PINCTRL_PIN(34, "SRCCLKREQB_5"),
	PINCTRL_PIN(35, "GPP_B_11"),
	PINCTRL_PIN(36, "SLP_S0B"),
	PINCTRL_PIN(37, "PLTRSTB"),
	PINCTRL_PIN(38, "SPKR"),
	PINCTRL_PIN(39, "GPP_B_15"),
	PINCTRL_PIN(40, "GPP_B_16"),
	PINCTRL_PIN(41, "GPP_B_17"),
	PINCTRL_PIN(42, "GPP_B_18"),
	PINCTRL_PIN(43, "GPP_B_19"),
	PINCTRL_PIN(44, "GPP_B_20"),
	PINCTRL_PIN(45, "GPP_B_21"),
	PINCTRL_PIN(46, "GPP_B_22"),
	PINCTRL_PIN(47, "SML1ALERTB"),
	/* GPP_F */
	PINCTRL_PIN(48, "SATAXPCIE_3"),
	PINCTRL_PIN(49, "SATAXPCIE_4"),
	PINCTRL_PIN(50, "SATAXPCIE_5"),
	PINCTRL_PIN(51, "SATAXPCIE_6"),
	PINCTRL_PIN(52, "SATAXPCIE_7"),
	PINCTRL_PIN(53, "SATA_DEVSLP_3"),
	PINCTRL_PIN(54, "SATA_DEVSLP_4"),
	PINCTRL_PIN(55, "SATA_DEVSLP_5"),
	PINCTRL_PIN(56, "SATA_DEVSLP_6"),
	PINCTRL_PIN(57, "SATA_DEVSLP_7"),
	PINCTRL_PIN(58, "SATA_SCLOCK"),

Annotation

Implementation Notes