drivers/pinctrl/intel/pinctrl-meteorlake.c

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

File Facts

System
Linux kernel
Corpus path
drivers/pinctrl/intel/pinctrl-meteorlake.c
Extension
.c
Size
18641 bytes
Lines
600
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 Meteor Lake PCH pinctrl/GPIO driver
 *
 * Copyright (C) 2022 Intel Corporation
 * Author: Andy Shevchenko <andriy.shevchenko@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 MTL_P_PAD_OWN		0x0b0
#define MTL_P_PADCFGLOCK	0x110
#define MTL_P_HOSTSW_OWN	0x140
#define MTL_P_GPI_IS		0x200
#define MTL_P_GPI_IE		0x210

#define MTL_S_PAD_OWN		0x0b0
#define MTL_S_PADCFGLOCK	0x0f0
#define MTL_S_HOSTSW_OWN	0x110
#define MTL_S_GPI_IS		0x200
#define MTL_S_GPI_IE		0x210

#define MTL_P_COMMUNITY(b, s, e, g)			\
	INTEL_COMMUNITY_GPPS(b, s, e, g, MTL_P)

#define MTL_S_COMMUNITY(b, s, e, g)			\
	INTEL_COMMUNITY_GPPS(b, s, e, g, MTL_S)

/* Meteor Lake-P */
static const struct pinctrl_pin_desc mtlp_pins[] = {
	/* CPU */
	PINCTRL_PIN(0, "PECI"),
	PINCTRL_PIN(1, "UFS_RESET_B"),
	PINCTRL_PIN(2, "VIDSOUT"),
	PINCTRL_PIN(3, "VIDSCK"),
	PINCTRL_PIN(4, "VIDALERT_B"),
	/* GPP_V */
	PINCTRL_PIN(5, "BATLOW_B"),
	PINCTRL_PIN(6, "AC_PRESENT"),
	PINCTRL_PIN(7, "SOC_WAKE_B"),
	PINCTRL_PIN(8, "PWRBTN_B"),
	PINCTRL_PIN(9, "SLP_S3_B"),
	PINCTRL_PIN(10, "SLP_S4_B"),
	PINCTRL_PIN(11, "SLP_A_B"),
	PINCTRL_PIN(12, "GPP_V_7"),
	PINCTRL_PIN(13, "SUSCLK"),
	PINCTRL_PIN(14, "SLP_WLAN_B"),
	PINCTRL_PIN(15, "SLP_S5_B"),
	PINCTRL_PIN(16, "LANPHYPC"),
	PINCTRL_PIN(17, "SLP_LAN_B"),
	PINCTRL_PIN(18, "GPP_V_13"),
	PINCTRL_PIN(19, "WAKE_B"),
	PINCTRL_PIN(20, "GPP_V_15"),
	PINCTRL_PIN(21, "GPP_V_16"),
	PINCTRL_PIN(22, "GPP_V_17"),
	PINCTRL_PIN(23, "GPP_V_18"),
	PINCTRL_PIN(24, "CATERR_B"),
	PINCTRL_PIN(25, "PROCHOT_B"),
	PINCTRL_PIN(26, "THERMTRIP_B"),
	PINCTRL_PIN(27, "DSI_DE_TE_2_GENLOCK_REF"),
	PINCTRL_PIN(28, "DSI_DE_TE_1_DISP_UTILS"),
	/* GPP_C */
	PINCTRL_PIN(29, "SMBCLK"),
	PINCTRL_PIN(30, "SMBDATA"),
	PINCTRL_PIN(31, "SMBALERT_B"),
	PINCTRL_PIN(32, "SML0CLK"),
	PINCTRL_PIN(33, "SML0DATA"),
	PINCTRL_PIN(34, "GPP_C_5"),
	PINCTRL_PIN(35, "GPP_C_6"),
	PINCTRL_PIN(36, "GPP_C_7"),
	PINCTRL_PIN(37, "GPP_C_8"),
	PINCTRL_PIN(38, "GPP_C_9"),
	PINCTRL_PIN(39, "GPP_C_10"),
	PINCTRL_PIN(40, "GPP_C_11"),
	PINCTRL_PIN(41, "GPP_C_12"),
	PINCTRL_PIN(42, "GPP_C_13"),
	PINCTRL_PIN(43, "GPP_C_14"),
	PINCTRL_PIN(44, "GPP_C_15"),
	PINCTRL_PIN(45, "GPP_C_16"),
	PINCTRL_PIN(46, "GPP_C_17"),
	PINCTRL_PIN(47, "GPP_C_18"),
	PINCTRL_PIN(48, "GPP_C_19"),
	PINCTRL_PIN(49, "GPP_C_20"),

Annotation

Implementation Notes