drivers/mfd/da9063-irq.c

Source file repositories/reference/linux-study-clean/drivers/mfd/da9063-irq.c

File Facts

System
Linux kernel
Corpus path
drivers/mfd/da9063-irq.c
Extension
.c
Size
6999 bytes
Lines
198
Domain
Driver Families
Bucket
drivers/mfd
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+
/* Interrupt support for Dialog DA9063
 *
 * Copyright 2012 Dialog Semiconductor Ltd.
 * Copyright 2013 Philipp Zabel, Pengutronix
 *
 * Author: Michal Hajduk, Dialog Semiconductor
 */

#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/irq.h>
#include <linux/mfd/core.h>
#include <linux/interrupt.h>
#include <linux/regmap.h>
#include <linux/mfd/da9063/core.h>

#define	DA9063_REG_EVENT_A_OFFSET	0
#define	DA9063_REG_EVENT_B_OFFSET	1
#define	DA9063_REG_EVENT_C_OFFSET	2
#define	DA9063_REG_EVENT_D_OFFSET	3

static const struct regmap_irq da9063_irqs[] = {
	/* DA9063 event A register */
	REGMAP_IRQ_REG(DA9063_IRQ_ONKEY,
		       DA9063_REG_EVENT_A_OFFSET, DA9063_M_ONKEY),
	REGMAP_IRQ_REG(DA9063_IRQ_ALARM,
		       DA9063_REG_EVENT_A_OFFSET, DA9063_M_ALARM),
	REGMAP_IRQ_REG(DA9063_IRQ_TICK,
		       DA9063_REG_EVENT_A_OFFSET, DA9063_M_TICK),
	REGMAP_IRQ_REG(DA9063_IRQ_ADC_RDY,
		       DA9063_REG_EVENT_A_OFFSET, DA9063_M_ADC_RDY),
	REGMAP_IRQ_REG(DA9063_IRQ_SEQ_RDY,
		       DA9063_REG_EVENT_A_OFFSET, DA9063_M_SEQ_RDY),
	/* DA9063 event B register */
	REGMAP_IRQ_REG(DA9063_IRQ_WAKE,
		       DA9063_REG_EVENT_B_OFFSET, DA9063_M_WAKE),
	REGMAP_IRQ_REG(DA9063_IRQ_TEMP,
		       DA9063_REG_EVENT_B_OFFSET, DA9063_M_TEMP),
	REGMAP_IRQ_REG(DA9063_IRQ_COMP_1V2,
		       DA9063_REG_EVENT_B_OFFSET, DA9063_M_COMP_1V2),
	REGMAP_IRQ_REG(DA9063_IRQ_LDO_LIM,
		       DA9063_REG_EVENT_B_OFFSET, DA9063_M_LDO_LIM),
	REGMAP_IRQ_REG(DA9063_IRQ_REG_UVOV,
		       DA9063_REG_EVENT_B_OFFSET, DA9063_M_UVOV),
	REGMAP_IRQ_REG(DA9063_IRQ_DVC_RDY,
		       DA9063_REG_EVENT_B_OFFSET, DA9063_M_DVC_RDY),
	REGMAP_IRQ_REG(DA9063_IRQ_VDD_MON,
		       DA9063_REG_EVENT_B_OFFSET, DA9063_M_VDD_MON),
	REGMAP_IRQ_REG(DA9063_IRQ_WARN,
		       DA9063_REG_EVENT_B_OFFSET, DA9063_M_VDD_WARN),
	/* DA9063 event C register */
	REGMAP_IRQ_REG(DA9063_IRQ_GPI0,
		       DA9063_REG_EVENT_C_OFFSET, DA9063_M_GPI0),
	REGMAP_IRQ_REG(DA9063_IRQ_GPI1,
		       DA9063_REG_EVENT_C_OFFSET, DA9063_M_GPI1),
	REGMAP_IRQ_REG(DA9063_IRQ_GPI2,
		       DA9063_REG_EVENT_C_OFFSET, DA9063_M_GPI2),
	REGMAP_IRQ_REG(DA9063_IRQ_GPI3,
		       DA9063_REG_EVENT_C_OFFSET, DA9063_M_GPI3),
	REGMAP_IRQ_REG(DA9063_IRQ_GPI4,
		       DA9063_REG_EVENT_C_OFFSET, DA9063_M_GPI4),
	REGMAP_IRQ_REG(DA9063_IRQ_GPI5,
		       DA9063_REG_EVENT_C_OFFSET, DA9063_M_GPI5),
	REGMAP_IRQ_REG(DA9063_IRQ_GPI6,
		       DA9063_REG_EVENT_C_OFFSET, DA9063_M_GPI6),
	REGMAP_IRQ_REG(DA9063_IRQ_GPI7,
		       DA9063_REG_EVENT_C_OFFSET, DA9063_M_GPI7),
	/* DA9063 event D register */
	REGMAP_IRQ_REG(DA9063_IRQ_GPI8,
		       DA9063_REG_EVENT_D_OFFSET, DA9063_M_GPI8),
	REGMAP_IRQ_REG(DA9063_IRQ_GPI9,
		       DA9063_REG_EVENT_D_OFFSET, DA9063_M_GPI9),
	REGMAP_IRQ_REG(DA9063_IRQ_GPI10,
		       DA9063_REG_EVENT_D_OFFSET, DA9063_M_GPI10),
	REGMAP_IRQ_REG(DA9063_IRQ_GPI11,
		       DA9063_REG_EVENT_D_OFFSET, DA9063_M_GPI11),
	REGMAP_IRQ_REG(DA9063_IRQ_GPI12,
		       DA9063_REG_EVENT_D_OFFSET, DA9063_M_GPI12),
	REGMAP_IRQ_REG(DA9063_IRQ_GPI13,
		       DA9063_REG_EVENT_D_OFFSET, DA9063_M_GPI13),
	REGMAP_IRQ_REG(DA9063_IRQ_GPI14,
		       DA9063_REG_EVENT_D_OFFSET, DA9063_M_GPI14),
	REGMAP_IRQ_REG(DA9063_IRQ_GPI15,
		       DA9063_REG_EVENT_D_OFFSET, DA9063_M_GPI15),
};

static const struct regmap_irq_chip da9063_irq_chip = {
	.name = "da9063-irq",
	.irqs = da9063_irqs,

Annotation

Implementation Notes