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spi: allow registering empty spi_board_info lists
[mirror_ubuntu-bionic-kernel.git] / drivers / pwm / pwm-lpss.h
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 struct pwm_lpss_chip *pwm_lpss_probe(struct device *dev, struct resource *r,
28 const struct pwm_lpss_boardinfo *info);
29 int pwm_lpss_remove(struct pwm_lpss_chip *lpwm);
30
31 #endif /* __PWM_LPSS_H */