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pwm: lpss: platform: Save/restore the ctrl register over a suspend/resume
[thirdparty/kernel/stable.git] / drivers / pwm / pwm-lpss.h
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1/*
2 * Intel Low Power Subsystem PWM controller driver
3 *
4 * Copyright (C) 2014, Intel Corporation
5 *
6 * Derived from the original pwm-lpss.c
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License version 2 as
10 * published by the Free Software Foundation.
11 */
12
13#ifndef __PWM_LPSS_H
14#define __PWM_LPSS_H
15
16#include <linux/device.h>
17#include <linux/pwm.h>
18
19struct pwm_lpss_chip;
20
21struct pwm_lpss_boardinfo {
22 unsigned long clk_rate;
4e11f5ac 23 unsigned int npwm;
883e4d07 24 unsigned long base_unit_bits;
b997e3ed 25 bool bypass;
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26};
27
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28struct pwm_lpss_chip *pwm_lpss_probe(struct device *dev, struct resource *r,
29 const struct pwm_lpss_boardinfo *info);
30int pwm_lpss_remove(struct pwm_lpss_chip *lpwm);
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31int pwm_lpss_suspend(struct device *dev);
32int pwm_lpss_resume(struct device *dev);
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33
34#endif /* __PWM_LPSS_H */