linux/drivers/input/keyboard/snvs_pwrkey.c

// SPDX-License-Identifier: GPL-2.0+
//
// Driver for the IMX SNVS ON/OFF Power Key
// Copyright (C) 2015 Freescale Semiconductor, Inc. All Rights Reserved.

#include <linux/clk.h>
#include <linux/device.h>
#include <linux/err.h>
#include <linux/init.h>
#include <linux/input.h>
#include <linux/interrupt.h>
#include <linux/io.h>
#include <linux/jiffies.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/of.h>
#include <linux/of_address.h>
#include <linux/platform_device.h>
#include <linux/pm_wakeirq.h>
#include <linux/mfd/syscon.h>
#include <linux/regmap.h>

#define SNVS_HPVIDR1_REG …
#define SNVS_LPSR_REG …
#define SNVS_LPCR_REG …
#define SNVS_HPSR_REG …
#define SNVS_HPSR_BTN …
#define SNVS_LPSR_SPO …
#define SNVS_LPCR_DEP_EN …

#define DEBOUNCE_TIME …
#define REPEAT_INTERVAL …

struct pwrkey_drv_data { … };

static void imx_imx_snvs_check_for_events(struct timer_list *t)
{ … }

static irqreturn_t imx_snvs_pwrkey_interrupt(int irq, void *dev_id)
{ … }

static void imx_snvs_pwrkey_act(void *pdata)
{ … }

static int imx_snvs_pwrkey_probe(struct platform_device *pdev)
{ … }

static const struct of_device_id imx_snvs_pwrkey_ids[] = …;
MODULE_DEVICE_TABLE(of, imx_snvs_pwrkey_ids);

static struct platform_driver imx_snvs_pwrkey_driver = …;
module_platform_driver(…) …;

MODULE_AUTHOR(…) …;
MODULE_DESCRIPTION(…) …;
MODULE_LICENSE(…) …;