xref: /linux/drivers/pwm/pwm-lpss.h (revision 8c749ce93ee69e789e46b3be98de9e0cbfcf8ed8)
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 
19 struct pwm_lpss_chip;
20 
21 struct pwm_lpss_boardinfo {
22 	unsigned long clk_rate;
23 	unsigned int npwm;
24 	unsigned long base_unit_bits;
25 };
26 
27 extern const struct pwm_lpss_boardinfo pwm_lpss_byt_info;
28 extern const struct pwm_lpss_boardinfo pwm_lpss_bsw_info;
29 extern const struct pwm_lpss_boardinfo pwm_lpss_bxt_info;
30 
31 struct pwm_lpss_chip *pwm_lpss_probe(struct device *dev, struct resource *r,
32 				     const struct pwm_lpss_boardinfo *info);
33 int pwm_lpss_remove(struct pwm_lpss_chip *lpwm);
34 
35 #endif	/* __PWM_LPSS_H */
36