1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * (C) Copyright 2016 Google, Inc
4  * (C) Copyright 2008-2014 Rockchip Electronics
5  */
6 
7 #ifndef _ASM_ARCH_PWM_H
8 #define _ASM_ARCH_PWM_H
9 
10 struct rk3288_pwm {
11 	u32 cnt;
12 	u32 period_hpr;
13 	u32 duty_lpr;
14 	u32 ctrl;
15 };
16 check_member(rk3288_pwm, ctrl, 0xc);
17 
18 #define RK_PWM_DISABLE                  (0 << 0)
19 #define RK_PWM_ENABLE                   (1 << 0)
20 
21 #define PWM_ONE_SHOT                    (0 << 1)
22 #define PWM_CONTINUOUS                  (1 << 1)
23 #define RK_PWM_CAPTURE                  (1 << 2)
24 
25 #define PWM_DUTY_POSTIVE                (1 << 3)
26 #define PWM_DUTY_NEGATIVE               (0 << 3)
27 #define PWM_DUTY_MASK			(1 << 3)
28 
29 #define PWM_INACTIVE_POSTIVE            (1 << 4)
30 #define PWM_INACTIVE_NEGATIVE           (0 << 4)
31 #define PWM_INACTIVE_MASK		(1 << 4)
32 
33 #define PWM_OUTPUT_LEFT                 (0 << 5)
34 #define PWM_OUTPUT_CENTER               (1 << 5)
35 
36 #define PWM_LP_ENABLE                   (1 << 8)
37 #define PWM_LP_DISABLE                  (0 << 8)
38 
39 #define PWM_SEL_SCALE_CLK		(1 << 9)
40 #define PWM_SEL_SRC_CLK			(0 << 9)
41 
42 #endif
43