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;
23	unsigned int npwm;
24	unsigned long base_unit_bits;
25};
26
27extern const struct pwm_lpss_boardinfo pwm_lpss_byt_info;
28extern const struct pwm_lpss_boardinfo pwm_lpss_bsw_info;
29extern const struct pwm_lpss_boardinfo pwm_lpss_bxt_info;
30
31struct pwm_lpss_chip *pwm_lpss_probe(struct device *dev, struct resource *r,
32				     const struct pwm_lpss_boardinfo *info);
33int pwm_lpss_remove(struct pwm_lpss_chip *lpwm);
34
35#endif	/* __PWM_LPSS_H */

 1/* SPDX-License-Identifier: GPL-2.0-only */
 2/*
 3 * Intel Low Power Subsystem PWM controller driver
 4 *
 5 * Copyright (C) 2014, Intel Corporation
 6 *
 7 * Derived from the original pwm-lpss.c
 
 
 
 
 8 */
 9
10#ifndef __PWM_LPSS_H
11#define __PWM_LPSS_H
12
 
13#include <linux/pwm.h>
14#include <linux/types.h>
15
16#include <linux/platform_data/x86/pwm-lpss.h>
17
18#define LPSS_MAX_PWMS			4
19
20struct pwm_lpss_chip {
21	struct pwm_chip chip;
22	void __iomem *regs;
23	const struct pwm_lpss_boardinfo *info;
24};
25
26extern const struct pwm_lpss_boardinfo pwm_lpss_byt_info;
27extern const struct pwm_lpss_boardinfo pwm_lpss_bsw_info;
28extern const struct pwm_lpss_boardinfo pwm_lpss_bxt_info;
29extern const struct pwm_lpss_boardinfo pwm_lpss_tng_info;
 
 
 
30
31#endif	/* __PWM_LPSS_H */