linux/drivers/input/joystick/sensehat-joystick.c

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * Raspberry Pi Sense HAT joystick driver
 * http://raspberrypi.org
 *
 * Copyright (C) 2015 Raspberry Pi
 * Copyright (C) 2021 Charles Mirabile, Mwesigwa Guma, Joel Savitz
 *
 * Original Author: Serge Schneider
 * Revised for upstream Linux by: Charles Mirabile, Mwesigwa Guma, Joel Savitz
 */

#include <linux/module.h>
#include <linux/input.h>
#include <linux/i2c.h>
#include <linux/interrupt.h>
#include <linux/platform_device.h>
#include <linux/regmap.h>
#include <linux/property.h>

#define JOYSTICK_SMB_REG …

struct sensehat_joystick { … };

static const unsigned int keymap[] = …;

static irqreturn_t sensehat_joystick_report(int irq, void *cookie)
{ … }

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

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

static struct platform_driver sensehat_joystick_driver = …;

module_platform_driver(…) …;

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