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