blob: 18c1bac88512f06208256628c2ff9899d25d524a (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
|
#ifndef __S3C2410_PWM_H
#define __S3C2410_PWM_H
#include <linux/err.h>
#include <linux/platform_device.h>
#include <linux/clk.h>
#include <mach/io.h>
#include <mach/hardware.h>
#include <asm/mach-types.h>
#include <plat/regs-timer.h>
#include <mach/gta01.h>
enum pwm_timer {
PWM0,
PWM1,
PWM2,
PWM3,
PWM4
};
struct s3c2410_pwm {
enum pwm_timer timerid;
struct clk *pclk;
unsigned long pclk_rate;
unsigned long prescaler;
unsigned long divider;
unsigned long counter;
unsigned long comparer;
};
struct s3c24xx_pwm_platform_data{
/* callback to attach platform children (to enforce suspend / resume
* ordering */
void (*attach_child_devices)(struct device *parent_device);
};
int s3c2410_pwm_init(struct s3c2410_pwm *s3c2410_pwm);
int s3c2410_pwm_enable(struct s3c2410_pwm *s3c2410_pwm);
int s3c2410_pwm_disable(struct s3c2410_pwm *s3c2410_pwm);
int s3c2410_pwm_start(struct s3c2410_pwm *s3c2410_pwm);
int s3c2410_pwm_stop(struct s3c2410_pwm *s3c2410_pwm);
int s3c2410_pwm_duty_cycle(int reg_value, struct s3c2410_pwm *s3c2410_pwm);
int s3c2410_pwm_dumpregs(void);
#endif /* __S3C2410_PWM_H */
|
