linux/drivers/power/reset/gemini-poweroff.c

// SPDX-License-Identifier: GPL-2.0
/*
 * Gemini power management controller
 * Copyright (C) 2017 Linus Walleij <[email protected]>
 *
 * Inspired by code from the SL3516 board support by Jason Lee
 * Inspired by code from Janos Laube <[email protected]>
 */
#include <linux/of.h>
#include <linux/of_platform.h>
#include <linux/platform_device.h>
#include <linux/pm.h>
#include <linux/bitops.h>
#include <linux/interrupt.h>
#include <linux/io.h>
#include <linux/reboot.h>

#define GEMINI_PWC_ID …
#define GEMINI_PWC_IDREG …
#define GEMINI_PWC_CTRLREG …
#define GEMINI_PWC_STATREG …

#define GEMINI_CTRL_SHUTDOWN …
#define GEMINI_CTRL_ENABLE …
#define GEMINI_CTRL_IRQ_CLR …

#define GEMINI_STAT_CIR …
#define GEMINI_STAT_RTC …
#define GEMINI_STAT_POWERBUTTON …

struct gemini_powercon { … };

static irqreturn_t gemini_powerbutton_interrupt(int irq, void *data)
{ … }

static int gemini_poweroff(struct sys_off_data *data)
{ … }

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

static const struct of_device_id gemini_poweroff_of_match[] = …;

static struct platform_driver gemini_poweroff_driver = …;
builtin_platform_driver(…) …;