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